mirror of
https://github.com/twbs/bootstrap.git
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4159 lines
110 KiB
JavaScript
4159 lines
110 KiB
JavaScript
/*!
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* QUnit 1.20.0
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* http://qunitjs.com/
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*
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* Copyright jQuery Foundation and other contributors
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* Released under the MIT license
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* http://jquery.org/license
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*
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* Date: 2015-10-27T17:53Z
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*/
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(function( global ) {
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var QUnit = {};
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var Date = global.Date;
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var now = Date.now || function() {
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return new Date().getTime();
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};
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var setTimeout = global.setTimeout;
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var clearTimeout = global.clearTimeout;
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// Store a local window from the global to allow direct references.
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var window = global.window;
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var defined = {
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document: window && window.document !== undefined,
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setTimeout: setTimeout !== undefined,
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sessionStorage: (function() {
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var x = "qunit-test-string";
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try {
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sessionStorage.setItem( x, x );
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sessionStorage.removeItem( x );
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return true;
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} catch ( e ) {
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return false;
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}
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}() )
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};
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var fileName = ( sourceFromStacktrace( 0 ) || "" ).replace( /(:\d+)+\)?/, "" ).replace( /.+\//, "" );
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var globalStartCalled = false;
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var runStarted = false;
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var toString = Object.prototype.toString,
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hasOwn = Object.prototype.hasOwnProperty;
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// returns a new Array with the elements that are in a but not in b
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function diff( a, b ) {
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var i, j,
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result = a.slice();
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for ( i = 0; i < result.length; i++ ) {
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for ( j = 0; j < b.length; j++ ) {
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if ( result[ i ] === b[ j ] ) {
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result.splice( i, 1 );
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i--;
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break;
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}
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}
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}
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return result;
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}
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// from jquery.js
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function inArray( elem, array ) {
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if ( array.indexOf ) {
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return array.indexOf( elem );
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}
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for ( var i = 0, length = array.length; i < length; i++ ) {
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if ( array[ i ] === elem ) {
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return i;
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}
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}
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return -1;
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}
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/**
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* Makes a clone of an object using only Array or Object as base,
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* and copies over the own enumerable properties.
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*
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* @param {Object} obj
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* @return {Object} New object with only the own properties (recursively).
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*/
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function objectValues ( obj ) {
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var key, val,
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vals = QUnit.is( "array", obj ) ? [] : {};
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for ( key in obj ) {
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if ( hasOwn.call( obj, key ) ) {
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val = obj[ key ];
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vals[ key ] = val === Object( val ) ? objectValues( val ) : val;
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}
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}
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return vals;
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}
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function extend( a, b, undefOnly ) {
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for ( var prop in b ) {
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if ( hasOwn.call( b, prop ) ) {
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// Avoid "Member not found" error in IE8 caused by messing with window.constructor
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// This block runs on every environment, so `global` is being used instead of `window`
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// to avoid errors on node.
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if ( prop !== "constructor" || a !== global ) {
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if ( b[ prop ] === undefined ) {
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delete a[ prop ];
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} else if ( !( undefOnly && typeof a[ prop ] !== "undefined" ) ) {
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a[ prop ] = b[ prop ];
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}
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}
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}
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}
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return a;
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}
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function objectType( obj ) {
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if ( typeof obj === "undefined" ) {
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return "undefined";
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}
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// Consider: typeof null === object
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if ( obj === null ) {
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return "null";
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}
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var match = toString.call( obj ).match( /^\[object\s(.*)\]$/ ),
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type = match && match[ 1 ];
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switch ( type ) {
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case "Number":
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if ( isNaN( obj ) ) {
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return "nan";
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}
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return "number";
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case "String":
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case "Boolean":
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case "Array":
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case "Set":
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case "Map":
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case "Date":
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case "RegExp":
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case "Function":
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case "Symbol":
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return type.toLowerCase();
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}
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if ( typeof obj === "object" ) {
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return "object";
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}
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}
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// Safe object type checking
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function is( type, obj ) {
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return QUnit.objectType( obj ) === type;
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}
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var getUrlParams = function() {
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var i, current;
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var urlParams = {};
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var location = window.location;
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var params = location.search.slice( 1 ).split( "&" );
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var length = params.length;
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if ( params[ 0 ] ) {
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for ( i = 0; i < length; i++ ) {
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current = params[ i ].split( "=" );
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current[ 0 ] = decodeURIComponent( current[ 0 ] );
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// allow just a key to turn on a flag, e.g., test.html?noglobals
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current[ 1 ] = current[ 1 ] ? decodeURIComponent( current[ 1 ] ) : true;
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if ( urlParams[ current[ 0 ] ] ) {
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urlParams[ current[ 0 ] ] = [].concat( urlParams[ current[ 0 ] ], current[ 1 ] );
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} else {
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urlParams[ current[ 0 ] ] = current[ 1 ];
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}
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}
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}
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return urlParams;
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};
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// Doesn't support IE6 to IE9, it will return undefined on these browsers
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// See also https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Error/Stack
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function extractStacktrace( e, offset ) {
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offset = offset === undefined ? 4 : offset;
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var stack, include, i;
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if ( e.stack ) {
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stack = e.stack.split( "\n" );
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if ( /^error$/i.test( stack[ 0 ] ) ) {
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stack.shift();
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}
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if ( fileName ) {
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include = [];
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for ( i = offset; i < stack.length; i++ ) {
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if ( stack[ i ].indexOf( fileName ) !== -1 ) {
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break;
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}
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include.push( stack[ i ] );
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}
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if ( include.length ) {
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return include.join( "\n" );
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}
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}
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return stack[ offset ];
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// Support: Safari <=6 only
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} else if ( e.sourceURL ) {
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// exclude useless self-reference for generated Error objects
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if ( /qunit.js$/.test( e.sourceURL ) ) {
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return;
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}
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// for actual exceptions, this is useful
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return e.sourceURL + ":" + e.line;
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}
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}
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function sourceFromStacktrace( offset ) {
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var error = new Error();
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// Support: Safari <=7 only, IE <=10 - 11 only
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// Not all browsers generate the `stack` property for `new Error()`, see also #636
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if ( !error.stack ) {
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try {
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throw error;
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} catch ( err ) {
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error = err;
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}
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}
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return extractStacktrace( error, offset );
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}
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/**
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* Config object: Maintain internal state
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* Later exposed as QUnit.config
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* `config` initialized at top of scope
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*/
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var config = {
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// The queue of tests to run
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queue: [],
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// block until document ready
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blocking: true,
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// by default, run previously failed tests first
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// very useful in combination with "Hide passed tests" checked
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reorder: true,
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// by default, modify document.title when suite is done
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altertitle: true,
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// HTML Reporter: collapse every test except the first failing test
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// If false, all failing tests will be expanded
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collapse: true,
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// by default, scroll to top of the page when suite is done
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scrolltop: true,
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// depth up-to which object will be dumped
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maxDepth: 5,
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// when enabled, all tests must call expect()
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requireExpects: false,
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// add checkboxes that are persisted in the query-string
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// when enabled, the id is set to `true` as a `QUnit.config` property
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urlConfig: [
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{
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id: "hidepassed",
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label: "Hide passed tests",
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tooltip: "Only show tests and assertions that fail. Stored as query-strings."
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},
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{
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id: "noglobals",
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label: "Check for Globals",
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tooltip: "Enabling this will test if any test introduces new properties on the " +
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"global object (`window` in Browsers). Stored as query-strings."
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},
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{
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id: "notrycatch",
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label: "No try-catch",
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tooltip: "Enabling this will run tests outside of a try-catch block. Makes debugging " +
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"exceptions in IE reasonable. Stored as query-strings."
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}
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],
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// Set of all modules.
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modules: [],
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// Stack of nested modules
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moduleStack: [],
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// The first unnamed module
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currentModule: {
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name: "",
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tests: []
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},
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callbacks: {}
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};
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var urlParams = defined.document ? getUrlParams() : {};
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// Push a loose unnamed module to the modules collection
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config.modules.push( config.currentModule );
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if ( urlParams.filter === true ) {
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delete urlParams.filter;
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}
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// String search anywhere in moduleName+testName
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config.filter = urlParams.filter;
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config.testId = [];
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if ( urlParams.testId ) {
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// Ensure that urlParams.testId is an array
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urlParams.testId = decodeURIComponent( urlParams.testId ).split( "," );
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for (var i = 0; i < urlParams.testId.length; i++ ) {
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config.testId.push( urlParams.testId[ i ] );
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}
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}
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var loggingCallbacks = {};
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// Register logging callbacks
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function registerLoggingCallbacks( obj ) {
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var i, l, key,
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callbackNames = [ "begin", "done", "log", "testStart", "testDone",
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"moduleStart", "moduleDone" ];
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function registerLoggingCallback( key ) {
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var loggingCallback = function( callback ) {
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if ( objectType( callback ) !== "function" ) {
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throw new Error(
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"QUnit logging methods require a callback function as their first parameters."
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);
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}
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config.callbacks[ key ].push( callback );
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};
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// DEPRECATED: This will be removed on QUnit 2.0.0+
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// Stores the registered functions allowing restoring
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// at verifyLoggingCallbacks() if modified
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loggingCallbacks[ key ] = loggingCallback;
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return loggingCallback;
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}
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for ( i = 0, l = callbackNames.length; i < l; i++ ) {
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key = callbackNames[ i ];
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// Initialize key collection of logging callback
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if ( objectType( config.callbacks[ key ] ) === "undefined" ) {
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config.callbacks[ key ] = [];
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}
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obj[ key ] = registerLoggingCallback( key );
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}
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}
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function runLoggingCallbacks( key, args ) {
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var i, l, callbacks;
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callbacks = config.callbacks[ key ];
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for ( i = 0, l = callbacks.length; i < l; i++ ) {
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callbacks[ i ]( args );
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}
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}
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// DEPRECATED: This will be removed on 2.0.0+
|
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// This function verifies if the loggingCallbacks were modified by the user
|
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// If so, it will restore it, assign the given callback and print a console warning
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function verifyLoggingCallbacks() {
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var loggingCallback, userCallback;
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|
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for ( loggingCallback in loggingCallbacks ) {
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if ( QUnit[ loggingCallback ] !== loggingCallbacks[ loggingCallback ] ) {
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userCallback = QUnit[ loggingCallback ];
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// Restore the callback function
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QUnit[ loggingCallback ] = loggingCallbacks[ loggingCallback ];
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// Assign the deprecated given callback
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QUnit[ loggingCallback ]( userCallback );
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if ( global.console && global.console.warn ) {
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global.console.warn(
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"QUnit." + loggingCallback + " was replaced with a new value.\n" +
|
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"Please, check out the documentation on how to apply logging callbacks.\n" +
|
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"Reference: http://api.qunitjs.com/category/callbacks/"
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);
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}
|
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}
|
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}
|
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}
|
|
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( function() {
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if ( !defined.document ) {
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return;
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}
|
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|
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// `onErrorFnPrev` initialized at top of scope
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// Preserve other handlers
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var onErrorFnPrev = window.onerror;
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// Cover uncaught exceptions
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// Returning true will suppress the default browser handler,
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// returning false will let it run.
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window.onerror = function( error, filePath, linerNr ) {
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var ret = false;
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if ( onErrorFnPrev ) {
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ret = onErrorFnPrev( error, filePath, linerNr );
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}
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|
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// Treat return value as window.onerror itself does,
|
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// Only do our handling if not suppressed.
|
|
if ( ret !== true ) {
|
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if ( QUnit.config.current ) {
|
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if ( QUnit.config.current.ignoreGlobalErrors ) {
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return true;
|
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}
|
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QUnit.pushFailure( error, filePath + ":" + linerNr );
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} else {
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QUnit.test( "global failure", extend(function() {
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QUnit.pushFailure( error, filePath + ":" + linerNr );
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}, { validTest: true } ) );
|
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}
|
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return false;
|
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}
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|
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return ret;
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};
|
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} )();
|
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|
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QUnit.urlParams = urlParams;
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|
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// Figure out if we're running the tests from a server or not
|
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QUnit.isLocal = !( defined.document && window.location.protocol !== "file:" );
|
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|
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// Expose the current QUnit version
|
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QUnit.version = "1.20.0";
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|
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extend( QUnit, {
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|
|
// call on start of module test to prepend name to all tests
|
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module: function( name, testEnvironment, executeNow ) {
|
|
var module, moduleFns;
|
|
var currentModule = config.currentModule;
|
|
|
|
if ( arguments.length === 2 ) {
|
|
if ( testEnvironment instanceof Function ) {
|
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executeNow = testEnvironment;
|
|
testEnvironment = undefined;
|
|
}
|
|
}
|
|
|
|
// DEPRECATED: handles setup/teardown functions,
|
|
// beforeEach and afterEach should be used instead
|
|
if ( testEnvironment && testEnvironment.setup ) {
|
|
testEnvironment.beforeEach = testEnvironment.setup;
|
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delete testEnvironment.setup;
|
|
}
|
|
if ( testEnvironment && testEnvironment.teardown ) {
|
|
testEnvironment.afterEach = testEnvironment.teardown;
|
|
delete testEnvironment.teardown;
|
|
}
|
|
|
|
module = createModule();
|
|
|
|
moduleFns = {
|
|
beforeEach: setHook( module, "beforeEach" ),
|
|
afterEach: setHook( module, "afterEach" )
|
|
};
|
|
|
|
if ( executeNow instanceof Function ) {
|
|
config.moduleStack.push( module );
|
|
setCurrentModule( module );
|
|
executeNow.call( module.testEnvironment, moduleFns );
|
|
config.moduleStack.pop();
|
|
module = module.parentModule || currentModule;
|
|
}
|
|
|
|
setCurrentModule( module );
|
|
|
|
function createModule() {
|
|
var parentModule = config.moduleStack.length ?
|
|
config.moduleStack.slice( -1 )[ 0 ] : null;
|
|
var moduleName = parentModule !== null ?
|
|
[ parentModule.name, name ].join( " > " ) : name;
|
|
var module = {
|
|
name: moduleName,
|
|
parentModule: parentModule,
|
|
tests: []
|
|
};
|
|
|
|
var env = {};
|
|
if ( parentModule ) {
|
|
extend( env, parentModule.testEnvironment );
|
|
delete env.beforeEach;
|
|
delete env.afterEach;
|
|
}
|
|
extend( env, testEnvironment );
|
|
module.testEnvironment = env;
|
|
|
|
config.modules.push( module );
|
|
return module;
|
|
}
|
|
|
|
function setCurrentModule( module ) {
|
|
config.currentModule = module;
|
|
}
|
|
|
|
},
|
|
|
|
// DEPRECATED: QUnit.asyncTest() will be removed in QUnit 2.0.
|
|
asyncTest: asyncTest,
|
|
|
|
test: test,
|
|
|
|
skip: skip,
|
|
|
|
only: only,
|
|
|
|
// DEPRECATED: The functionality of QUnit.start() will be altered in QUnit 2.0.
|
|
// In QUnit 2.0, invoking it will ONLY affect the `QUnit.config.autostart` blocking behavior.
|
|
start: function( count ) {
|
|
var globalStartAlreadyCalled = globalStartCalled;
|
|
|
|
if ( !config.current ) {
|
|
globalStartCalled = true;
|
|
|
|
if ( runStarted ) {
|
|
throw new Error( "Called start() outside of a test context while already started" );
|
|
} else if ( globalStartAlreadyCalled || count > 1 ) {
|
|
throw new Error( "Called start() outside of a test context too many times" );
|
|
} else if ( config.autostart ) {
|
|
throw new Error( "Called start() outside of a test context when " +
|
|
"QUnit.config.autostart was true" );
|
|
} else if ( !config.pageLoaded ) {
|
|
|
|
// The page isn't completely loaded yet, so bail out and let `QUnit.load` handle it
|
|
config.autostart = true;
|
|
return;
|
|
}
|
|
} else {
|
|
|
|
// If a test is running, adjust its semaphore
|
|
config.current.semaphore -= count || 1;
|
|
|
|
// If semaphore is non-numeric, throw error
|
|
if ( isNaN( config.current.semaphore ) ) {
|
|
config.current.semaphore = 0;
|
|
|
|
QUnit.pushFailure(
|
|
"Called start() with a non-numeric decrement.",
|
|
sourceFromStacktrace( 2 )
|
|
);
|
|
return;
|
|
}
|
|
|
|
// Don't start until equal number of stop-calls
|
|
if ( config.current.semaphore > 0 ) {
|
|
return;
|
|
}
|
|
|
|
// throw an Error if start is called more often than stop
|
|
if ( config.current.semaphore < 0 ) {
|
|
config.current.semaphore = 0;
|
|
|
|
QUnit.pushFailure(
|
|
"Called start() while already started (test's semaphore was 0 already)",
|
|
sourceFromStacktrace( 2 )
|
|
);
|
|
return;
|
|
}
|
|
}
|
|
|
|
resumeProcessing();
|
|
},
|
|
|
|
// DEPRECATED: QUnit.stop() will be removed in QUnit 2.0.
|
|
stop: function( count ) {
|
|
|
|
// If there isn't a test running, don't allow QUnit.stop() to be called
|
|
if ( !config.current ) {
|
|
throw new Error( "Called stop() outside of a test context" );
|
|
}
|
|
|
|
// If a test is running, adjust its semaphore
|
|
config.current.semaphore += count || 1;
|
|
|
|
pauseProcessing();
|
|
},
|
|
|
|
config: config,
|
|
|
|
is: is,
|
|
|
|
objectType: objectType,
|
|
|
|
extend: extend,
|
|
|
|
load: function() {
|
|
config.pageLoaded = true;
|
|
|
|
// Initialize the configuration options
|
|
extend( config, {
|
|
stats: { all: 0, bad: 0 },
|
|
moduleStats: { all: 0, bad: 0 },
|
|
started: 0,
|
|
updateRate: 1000,
|
|
autostart: true,
|
|
filter: ""
|
|
}, true );
|
|
|
|
config.blocking = false;
|
|
|
|
if ( config.autostart ) {
|
|
resumeProcessing();
|
|
}
|
|
},
|
|
|
|
stack: function( offset ) {
|
|
offset = ( offset || 0 ) + 2;
|
|
return sourceFromStacktrace( offset );
|
|
}
|
|
});
|
|
|
|
registerLoggingCallbacks( QUnit );
|
|
|
|
function begin() {
|
|
var i, l,
|
|
modulesLog = [];
|
|
|
|
// If the test run hasn't officially begun yet
|
|
if ( !config.started ) {
|
|
|
|
// Record the time of the test run's beginning
|
|
config.started = now();
|
|
|
|
verifyLoggingCallbacks();
|
|
|
|
// Delete the loose unnamed module if unused.
|
|
if ( config.modules[ 0 ].name === "" && config.modules[ 0 ].tests.length === 0 ) {
|
|
config.modules.shift();
|
|
}
|
|
|
|
// Avoid unnecessary information by not logging modules' test environments
|
|
for ( i = 0, l = config.modules.length; i < l; i++ ) {
|
|
modulesLog.push({
|
|
name: config.modules[ i ].name,
|
|
tests: config.modules[ i ].tests
|
|
});
|
|
}
|
|
|
|
// The test run is officially beginning now
|
|
runLoggingCallbacks( "begin", {
|
|
totalTests: Test.count,
|
|
modules: modulesLog
|
|
});
|
|
}
|
|
|
|
config.blocking = false;
|
|
process( true );
|
|
}
|
|
|
|
function process( last ) {
|
|
function next() {
|
|
process( last );
|
|
}
|
|
var start = now();
|
|
config.depth = ( config.depth || 0 ) + 1;
|
|
|
|
while ( config.queue.length && !config.blocking ) {
|
|
if ( !defined.setTimeout || config.updateRate <= 0 ||
|
|
( ( now() - start ) < config.updateRate ) ) {
|
|
if ( config.current ) {
|
|
|
|
// Reset async tracking for each phase of the Test lifecycle
|
|
config.current.usedAsync = false;
|
|
}
|
|
config.queue.shift()();
|
|
} else {
|
|
setTimeout( next, 13 );
|
|
break;
|
|
}
|
|
}
|
|
config.depth--;
|
|
if ( last && !config.blocking && !config.queue.length && config.depth === 0 ) {
|
|
done();
|
|
}
|
|
}
|
|
|
|
function pauseProcessing() {
|
|
config.blocking = true;
|
|
|
|
if ( config.testTimeout && defined.setTimeout ) {
|
|
clearTimeout( config.timeout );
|
|
config.timeout = setTimeout(function() {
|
|
if ( config.current ) {
|
|
config.current.semaphore = 0;
|
|
QUnit.pushFailure( "Test timed out", sourceFromStacktrace( 2 ) );
|
|
} else {
|
|
throw new Error( "Test timed out" );
|
|
}
|
|
resumeProcessing();
|
|
}, config.testTimeout );
|
|
}
|
|
}
|
|
|
|
function resumeProcessing() {
|
|
runStarted = true;
|
|
|
|
// A slight delay to allow this iteration of the event loop to finish (more assertions, etc.)
|
|
if ( defined.setTimeout ) {
|
|
setTimeout(function() {
|
|
if ( config.current && config.current.semaphore > 0 ) {
|
|
return;
|
|
}
|
|
if ( config.timeout ) {
|
|
clearTimeout( config.timeout );
|
|
}
|
|
|
|
begin();
|
|
}, 13 );
|
|
} else {
|
|
begin();
|
|
}
|
|
}
|
|
|
|
function done() {
|
|
var runtime, passed;
|
|
|
|
config.autorun = true;
|
|
|
|
// Log the last module results
|
|
if ( config.previousModule ) {
|
|
runLoggingCallbacks( "moduleDone", {
|
|
name: config.previousModule.name,
|
|
tests: config.previousModule.tests,
|
|
failed: config.moduleStats.bad,
|
|
passed: config.moduleStats.all - config.moduleStats.bad,
|
|
total: config.moduleStats.all,
|
|
runtime: now() - config.moduleStats.started
|
|
});
|
|
}
|
|
delete config.previousModule;
|
|
|
|
runtime = now() - config.started;
|
|
passed = config.stats.all - config.stats.bad;
|
|
|
|
runLoggingCallbacks( "done", {
|
|
failed: config.stats.bad,
|
|
passed: passed,
|
|
total: config.stats.all,
|
|
runtime: runtime
|
|
});
|
|
}
|
|
|
|
function setHook( module, hookName ) {
|
|
if ( module.testEnvironment === undefined ) {
|
|
module.testEnvironment = {};
|
|
}
|
|
|
|
return function( callback ) {
|
|
module.testEnvironment[ hookName ] = callback;
|
|
};
|
|
}
|
|
|
|
var focused = false;
|
|
|
|
function Test( settings ) {
|
|
var i, l;
|
|
|
|
++Test.count;
|
|
|
|
extend( this, settings );
|
|
this.assertions = [];
|
|
this.semaphore = 0;
|
|
this.usedAsync = false;
|
|
this.module = config.currentModule;
|
|
this.stack = sourceFromStacktrace( 3 );
|
|
|
|
// Register unique strings
|
|
for ( i = 0, l = this.module.tests; i < l.length; i++ ) {
|
|
if ( this.module.tests[ i ].name === this.testName ) {
|
|
this.testName += " ";
|
|
}
|
|
}
|
|
|
|
this.testId = generateHash( this.module.name, this.testName );
|
|
|
|
this.module.tests.push({
|
|
name: this.testName,
|
|
testId: this.testId
|
|
});
|
|
|
|
if ( settings.skip ) {
|
|
|
|
// Skipped tests will fully ignore any sent callback
|
|
this.callback = function() {};
|
|
this.async = false;
|
|
this.expected = 0;
|
|
} else {
|
|
this.assert = new Assert( this );
|
|
}
|
|
}
|
|
|
|
Test.count = 0;
|
|
|
|
Test.prototype = {
|
|
before: function() {
|
|
if (
|
|
|
|
// Emit moduleStart when we're switching from one module to another
|
|
this.module !== config.previousModule ||
|
|
|
|
// They could be equal (both undefined) but if the previousModule property doesn't
|
|
// yet exist it means this is the first test in a suite that isn't wrapped in a
|
|
// module, in which case we'll just emit a moduleStart event for 'undefined'.
|
|
// Without this, reporters can get testStart before moduleStart which is a problem.
|
|
!hasOwn.call( config, "previousModule" )
|
|
) {
|
|
if ( hasOwn.call( config, "previousModule" ) ) {
|
|
runLoggingCallbacks( "moduleDone", {
|
|
name: config.previousModule.name,
|
|
tests: config.previousModule.tests,
|
|
failed: config.moduleStats.bad,
|
|
passed: config.moduleStats.all - config.moduleStats.bad,
|
|
total: config.moduleStats.all,
|
|
runtime: now() - config.moduleStats.started
|
|
});
|
|
}
|
|
config.previousModule = this.module;
|
|
config.moduleStats = { all: 0, bad: 0, started: now() };
|
|
runLoggingCallbacks( "moduleStart", {
|
|
name: this.module.name,
|
|
tests: this.module.tests
|
|
});
|
|
}
|
|
|
|
config.current = this;
|
|
|
|
if ( this.module.testEnvironment ) {
|
|
delete this.module.testEnvironment.beforeEach;
|
|
delete this.module.testEnvironment.afterEach;
|
|
}
|
|
this.testEnvironment = extend( {}, this.module.testEnvironment );
|
|
|
|
this.started = now();
|
|
runLoggingCallbacks( "testStart", {
|
|
name: this.testName,
|
|
module: this.module.name,
|
|
testId: this.testId
|
|
});
|
|
|
|
if ( !config.pollution ) {
|
|
saveGlobal();
|
|
}
|
|
},
|
|
|
|
run: function() {
|
|
var promise;
|
|
|
|
config.current = this;
|
|
|
|
if ( this.async ) {
|
|
QUnit.stop();
|
|
}
|
|
|
|
this.callbackStarted = now();
|
|
|
|
if ( config.notrycatch ) {
|
|
runTest( this );
|
|
return;
|
|
}
|
|
|
|
try {
|
|
runTest( this );
|
|
} catch ( e ) {
|
|
this.pushFailure( "Died on test #" + ( this.assertions.length + 1 ) + " " +
|
|
this.stack + ": " + ( e.message || e ), extractStacktrace( e, 0 ) );
|
|
|
|
// else next test will carry the responsibility
|
|
saveGlobal();
|
|
|
|
// Restart the tests if they're blocking
|
|
if ( config.blocking ) {
|
|
QUnit.start();
|
|
}
|
|
}
|
|
|
|
function runTest( test ) {
|
|
promise = test.callback.call( test.testEnvironment, test.assert );
|
|
test.resolvePromise( promise );
|
|
}
|
|
},
|
|
|
|
after: function() {
|
|
checkPollution();
|
|
},
|
|
|
|
queueHook: function( hook, hookName ) {
|
|
var promise,
|
|
test = this;
|
|
return function runHook() {
|
|
config.current = test;
|
|
if ( config.notrycatch ) {
|
|
callHook();
|
|
return;
|
|
}
|
|
try {
|
|
callHook();
|
|
} catch ( error ) {
|
|
test.pushFailure( hookName + " failed on " + test.testName + ": " +
|
|
( error.message || error ), extractStacktrace( error, 0 ) );
|
|
}
|
|
|
|
function callHook() {
|
|
promise = hook.call( test.testEnvironment, test.assert );
|
|
test.resolvePromise( promise, hookName );
|
|
}
|
|
};
|
|
},
|
|
|
|
// Currently only used for module level hooks, can be used to add global level ones
|
|
hooks: function( handler ) {
|
|
var hooks = [];
|
|
|
|
function processHooks( test, module ) {
|
|
if ( module.parentModule ) {
|
|
processHooks( test, module.parentModule );
|
|
}
|
|
if ( module.testEnvironment &&
|
|
QUnit.objectType( module.testEnvironment[ handler ] ) === "function" ) {
|
|
hooks.push( test.queueHook( module.testEnvironment[ handler ], handler ) );
|
|
}
|
|
}
|
|
|
|
// Hooks are ignored on skipped tests
|
|
if ( !this.skip ) {
|
|
processHooks( this, this.module );
|
|
}
|
|
return hooks;
|
|
},
|
|
|
|
finish: function() {
|
|
config.current = this;
|
|
if ( config.requireExpects && this.expected === null ) {
|
|
this.pushFailure( "Expected number of assertions to be defined, but expect() was " +
|
|
"not called.", this.stack );
|
|
} else if ( this.expected !== null && this.expected !== this.assertions.length ) {
|
|
this.pushFailure( "Expected " + this.expected + " assertions, but " +
|
|
this.assertions.length + " were run", this.stack );
|
|
} else if ( this.expected === null && !this.assertions.length ) {
|
|
this.pushFailure( "Expected at least one assertion, but none were run - call " +
|
|
"expect(0) to accept zero assertions.", this.stack );
|
|
}
|
|
|
|
var i,
|
|
bad = 0;
|
|
|
|
this.runtime = now() - this.started;
|
|
config.stats.all += this.assertions.length;
|
|
config.moduleStats.all += this.assertions.length;
|
|
|
|
for ( i = 0; i < this.assertions.length; i++ ) {
|
|
if ( !this.assertions[ i ].result ) {
|
|
bad++;
|
|
config.stats.bad++;
|
|
config.moduleStats.bad++;
|
|
}
|
|
}
|
|
|
|
runLoggingCallbacks( "testDone", {
|
|
name: this.testName,
|
|
module: this.module.name,
|
|
skipped: !!this.skip,
|
|
failed: bad,
|
|
passed: this.assertions.length - bad,
|
|
total: this.assertions.length,
|
|
runtime: this.runtime,
|
|
|
|
// HTML Reporter use
|
|
assertions: this.assertions,
|
|
testId: this.testId,
|
|
|
|
// Source of Test
|
|
source: this.stack,
|
|
|
|
// DEPRECATED: this property will be removed in 2.0.0, use runtime instead
|
|
duration: this.runtime
|
|
});
|
|
|
|
// QUnit.reset() is deprecated and will be replaced for a new
|
|
// fixture reset function on QUnit 2.0/2.1.
|
|
// It's still called here for backwards compatibility handling
|
|
QUnit.reset();
|
|
|
|
config.current = undefined;
|
|
},
|
|
|
|
queue: function() {
|
|
var priority,
|
|
test = this;
|
|
|
|
if ( !this.valid() ) {
|
|
return;
|
|
}
|
|
|
|
function run() {
|
|
|
|
// each of these can by async
|
|
synchronize([
|
|
function() {
|
|
test.before();
|
|
},
|
|
|
|
test.hooks( "beforeEach" ),
|
|
function() {
|
|
test.run();
|
|
},
|
|
|
|
test.hooks( "afterEach" ).reverse(),
|
|
|
|
function() {
|
|
test.after();
|
|
},
|
|
function() {
|
|
test.finish();
|
|
}
|
|
]);
|
|
}
|
|
|
|
// Prioritize previously failed tests, detected from sessionStorage
|
|
priority = QUnit.config.reorder && defined.sessionStorage &&
|
|
+sessionStorage.getItem( "qunit-test-" + this.module.name + "-" + this.testName );
|
|
|
|
return synchronize( run, priority );
|
|
},
|
|
|
|
push: function( result, actual, expected, message, negative ) {
|
|
var source,
|
|
details = {
|
|
module: this.module.name,
|
|
name: this.testName,
|
|
result: result,
|
|
message: message,
|
|
actual: actual,
|
|
expected: expected,
|
|
testId: this.testId,
|
|
negative: negative || false,
|
|
runtime: now() - this.started
|
|
};
|
|
|
|
if ( !result ) {
|
|
source = sourceFromStacktrace();
|
|
|
|
if ( source ) {
|
|
details.source = source;
|
|
}
|
|
}
|
|
|
|
runLoggingCallbacks( "log", details );
|
|
|
|
this.assertions.push({
|
|
result: !!result,
|
|
message: message
|
|
});
|
|
},
|
|
|
|
pushFailure: function( message, source, actual ) {
|
|
if ( !( this instanceof Test ) ) {
|
|
throw new Error( "pushFailure() assertion outside test context, was " +
|
|
sourceFromStacktrace( 2 ) );
|
|
}
|
|
|
|
var details = {
|
|
module: this.module.name,
|
|
name: this.testName,
|
|
result: false,
|
|
message: message || "error",
|
|
actual: actual || null,
|
|
testId: this.testId,
|
|
runtime: now() - this.started
|
|
};
|
|
|
|
if ( source ) {
|
|
details.source = source;
|
|
}
|
|
|
|
runLoggingCallbacks( "log", details );
|
|
|
|
this.assertions.push({
|
|
result: false,
|
|
message: message
|
|
});
|
|
},
|
|
|
|
resolvePromise: function( promise, phase ) {
|
|
var then, message,
|
|
test = this;
|
|
if ( promise != null ) {
|
|
then = promise.then;
|
|
if ( QUnit.objectType( then ) === "function" ) {
|
|
QUnit.stop();
|
|
then.call(
|
|
promise,
|
|
function() { QUnit.start(); },
|
|
function( error ) {
|
|
message = "Promise rejected " +
|
|
( !phase ? "during" : phase.replace( /Each$/, "" ) ) +
|
|
" " + test.testName + ": " + ( error.message || error );
|
|
test.pushFailure( message, extractStacktrace( error, 0 ) );
|
|
|
|
// else next test will carry the responsibility
|
|
saveGlobal();
|
|
|
|
// Unblock
|
|
QUnit.start();
|
|
}
|
|
);
|
|
}
|
|
}
|
|
},
|
|
|
|
valid: function() {
|
|
var include,
|
|
filter = config.filter && config.filter.toLowerCase(),
|
|
module = QUnit.urlParams.module && QUnit.urlParams.module.toLowerCase(),
|
|
fullName = ( this.module.name + ": " + this.testName ).toLowerCase();
|
|
|
|
function testInModuleChain( testModule ) {
|
|
var testModuleName = testModule.name ? testModule.name.toLowerCase() : null;
|
|
if ( testModuleName === module ) {
|
|
return true;
|
|
} else if ( testModule.parentModule ) {
|
|
return testInModuleChain( testModule.parentModule );
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
// Internally-generated tests are always valid
|
|
if ( this.callback && this.callback.validTest ) {
|
|
return true;
|
|
}
|
|
|
|
if ( config.testId.length > 0 && inArray( this.testId, config.testId ) < 0 ) {
|
|
return false;
|
|
}
|
|
|
|
if ( module && !testInModuleChain( this.module ) ) {
|
|
return false;
|
|
}
|
|
|
|
if ( !filter ) {
|
|
return true;
|
|
}
|
|
|
|
include = filter.charAt( 0 ) !== "!";
|
|
if ( !include ) {
|
|
filter = filter.slice( 1 );
|
|
}
|
|
|
|
// If the filter matches, we need to honour include
|
|
if ( fullName.indexOf( filter ) !== -1 ) {
|
|
return include;
|
|
}
|
|
|
|
// Otherwise, do the opposite
|
|
return !include;
|
|
}
|
|
};
|
|
|
|
// Resets the test setup. Useful for tests that modify the DOM.
|
|
/*
|
|
DEPRECATED: Use multiple tests instead of resetting inside a test.
|
|
Use testStart or testDone for custom cleanup.
|
|
This method will throw an error in 2.0, and will be removed in 2.1
|
|
*/
|
|
QUnit.reset = function() {
|
|
|
|
// Return on non-browser environments
|
|
// This is necessary to not break on node tests
|
|
if ( !defined.document ) {
|
|
return;
|
|
}
|
|
|
|
var fixture = defined.document && document.getElementById &&
|
|
document.getElementById( "qunit-fixture" );
|
|
|
|
if ( fixture ) {
|
|
fixture.innerHTML = config.fixture;
|
|
}
|
|
};
|
|
|
|
QUnit.pushFailure = function() {
|
|
if ( !QUnit.config.current ) {
|
|
throw new Error( "pushFailure() assertion outside test context, in " +
|
|
sourceFromStacktrace( 2 ) );
|
|
}
|
|
|
|
// Gets current test obj
|
|
var currentTest = QUnit.config.current;
|
|
|
|
return currentTest.pushFailure.apply( currentTest, arguments );
|
|
};
|
|
|
|
// Based on Java's String.hashCode, a simple but not
|
|
// rigorously collision resistant hashing function
|
|
function generateHash( module, testName ) {
|
|
var hex,
|
|
i = 0,
|
|
hash = 0,
|
|
str = module + "\x1C" + testName,
|
|
len = str.length;
|
|
|
|
for ( ; i < len; i++ ) {
|
|
hash = ( ( hash << 5 ) - hash ) + str.charCodeAt( i );
|
|
hash |= 0;
|
|
}
|
|
|
|
// Convert the possibly negative integer hash code into an 8 character hex string, which isn't
|
|
// strictly necessary but increases user understanding that the id is a SHA-like hash
|
|
hex = ( 0x100000000 + hash ).toString( 16 );
|
|
if ( hex.length < 8 ) {
|
|
hex = "0000000" + hex;
|
|
}
|
|
|
|
return hex.slice( -8 );
|
|
}
|
|
|
|
function synchronize( callback, priority ) {
|
|
var last = !priority;
|
|
|
|
if ( QUnit.objectType( callback ) === "array" ) {
|
|
while ( callback.length ) {
|
|
synchronize( callback.shift() );
|
|
}
|
|
return;
|
|
}
|
|
|
|
if ( priority ) {
|
|
priorityFill( callback );
|
|
} else {
|
|
config.queue.push( callback );
|
|
}
|
|
|
|
if ( config.autorun && !config.blocking ) {
|
|
process( last );
|
|
}
|
|
}
|
|
|
|
// Place previously failed tests on a queue priority line, respecting the order they get assigned.
|
|
function priorityFill( callback ) {
|
|
var queue, prioritizedQueue;
|
|
|
|
queue = config.queue.slice( priorityFill.pos );
|
|
prioritizedQueue = config.queue.slice( 0, -config.queue.length + priorityFill.pos );
|
|
|
|
queue.unshift( callback );
|
|
queue.unshift.apply( queue, prioritizedQueue );
|
|
|
|
config.queue = queue;
|
|
|
|
priorityFill.pos += 1;
|
|
}
|
|
priorityFill.pos = 0;
|
|
|
|
function saveGlobal() {
|
|
config.pollution = [];
|
|
|
|
if ( config.noglobals ) {
|
|
for ( var key in global ) {
|
|
if ( hasOwn.call( global, key ) ) {
|
|
|
|
// in Opera sometimes DOM element ids show up here, ignore them
|
|
if ( /^qunit-test-output/.test( key ) ) {
|
|
continue;
|
|
}
|
|
config.pollution.push( key );
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
function checkPollution() {
|
|
var newGlobals,
|
|
deletedGlobals,
|
|
old = config.pollution;
|
|
|
|
saveGlobal();
|
|
|
|
newGlobals = diff( config.pollution, old );
|
|
if ( newGlobals.length > 0 ) {
|
|
QUnit.pushFailure( "Introduced global variable(s): " + newGlobals.join( ", " ) );
|
|
}
|
|
|
|
deletedGlobals = diff( old, config.pollution );
|
|
if ( deletedGlobals.length > 0 ) {
|
|
QUnit.pushFailure( "Deleted global variable(s): " + deletedGlobals.join( ", " ) );
|
|
}
|
|
}
|
|
|
|
// Will be exposed as QUnit.asyncTest
|
|
function asyncTest( testName, expected, callback ) {
|
|
if ( arguments.length === 2 ) {
|
|
callback = expected;
|
|
expected = null;
|
|
}
|
|
|
|
QUnit.test( testName, expected, callback, true );
|
|
}
|
|
|
|
// Will be exposed as QUnit.test
|
|
function test( testName, expected, callback, async ) {
|
|
if ( focused ) { return; }
|
|
|
|
var newTest;
|
|
|
|
if ( arguments.length === 2 ) {
|
|
callback = expected;
|
|
expected = null;
|
|
}
|
|
|
|
newTest = new Test({
|
|
testName: testName,
|
|
expected: expected,
|
|
async: async,
|
|
callback: callback
|
|
});
|
|
|
|
newTest.queue();
|
|
}
|
|
|
|
// Will be exposed as QUnit.skip
|
|
function skip( testName ) {
|
|
if ( focused ) { return; }
|
|
|
|
var test = new Test({
|
|
testName: testName,
|
|
skip: true
|
|
});
|
|
|
|
test.queue();
|
|
}
|
|
|
|
// Will be exposed as QUnit.only
|
|
function only( testName, expected, callback, async ) {
|
|
var newTest;
|
|
|
|
if ( focused ) { return; }
|
|
|
|
QUnit.config.queue.length = 0;
|
|
focused = true;
|
|
|
|
if ( arguments.length === 2 ) {
|
|
callback = expected;
|
|
expected = null;
|
|
}
|
|
|
|
newTest = new Test({
|
|
testName: testName,
|
|
expected: expected,
|
|
async: async,
|
|
callback: callback
|
|
});
|
|
|
|
newTest.queue();
|
|
}
|
|
|
|
function Assert( testContext ) {
|
|
this.test = testContext;
|
|
}
|
|
|
|
// Assert helpers
|
|
QUnit.assert = Assert.prototype = {
|
|
|
|
// Specify the number of expected assertions to guarantee that failed test
|
|
// (no assertions are run at all) don't slip through.
|
|
expect: function( asserts ) {
|
|
if ( arguments.length === 1 ) {
|
|
this.test.expected = asserts;
|
|
} else {
|
|
return this.test.expected;
|
|
}
|
|
},
|
|
|
|
// Increment this Test's semaphore counter, then return a function that
|
|
// decrements that counter a maximum of once.
|
|
async: function( count ) {
|
|
var test = this.test,
|
|
popped = false,
|
|
acceptCallCount = count;
|
|
|
|
if ( typeof acceptCallCount === "undefined" ) {
|
|
acceptCallCount = 1;
|
|
}
|
|
|
|
test.semaphore += 1;
|
|
test.usedAsync = true;
|
|
pauseProcessing();
|
|
|
|
return function done() {
|
|
|
|
if ( popped ) {
|
|
test.pushFailure( "Too many calls to the `assert.async` callback",
|
|
sourceFromStacktrace( 2 ) );
|
|
return;
|
|
}
|
|
acceptCallCount -= 1;
|
|
if ( acceptCallCount > 0 ) {
|
|
return;
|
|
}
|
|
|
|
test.semaphore -= 1;
|
|
popped = true;
|
|
resumeProcessing();
|
|
};
|
|
},
|
|
|
|
// Exports test.push() to the user API
|
|
push: function( /* result, actual, expected, message, negative */ ) {
|
|
var assert = this,
|
|
currentTest = ( assert instanceof Assert && assert.test ) || QUnit.config.current;
|
|
|
|
// Backwards compatibility fix.
|
|
// Allows the direct use of global exported assertions and QUnit.assert.*
|
|
// Although, it's use is not recommended as it can leak assertions
|
|
// to other tests from async tests, because we only get a reference to the current test,
|
|
// not exactly the test where assertion were intended to be called.
|
|
if ( !currentTest ) {
|
|
throw new Error( "assertion outside test context, in " + sourceFromStacktrace( 2 ) );
|
|
}
|
|
|
|
if ( currentTest.usedAsync === true && currentTest.semaphore === 0 ) {
|
|
currentTest.pushFailure( "Assertion after the final `assert.async` was resolved",
|
|
sourceFromStacktrace( 2 ) );
|
|
|
|
// Allow this assertion to continue running anyway...
|
|
}
|
|
|
|
if ( !( assert instanceof Assert ) ) {
|
|
assert = currentTest.assert;
|
|
}
|
|
return assert.test.push.apply( assert.test, arguments );
|
|
},
|
|
|
|
ok: function( result, message ) {
|
|
message = message || ( result ? "okay" : "failed, expected argument to be truthy, was: " +
|
|
QUnit.dump.parse( result ) );
|
|
this.push( !!result, result, true, message );
|
|
},
|
|
|
|
notOk: function( result, message ) {
|
|
message = message || ( !result ? "okay" : "failed, expected argument to be falsy, was: " +
|
|
QUnit.dump.parse( result ) );
|
|
this.push( !result, result, false, message, true );
|
|
},
|
|
|
|
equal: function( actual, expected, message ) {
|
|
/*jshint eqeqeq:false */
|
|
this.push( expected == actual, actual, expected, message );
|
|
},
|
|
|
|
notEqual: function( actual, expected, message ) {
|
|
/*jshint eqeqeq:false */
|
|
this.push( expected != actual, actual, expected, message, true );
|
|
},
|
|
|
|
propEqual: function( actual, expected, message ) {
|
|
actual = objectValues( actual );
|
|
expected = objectValues( expected );
|
|
this.push( QUnit.equiv( actual, expected ), actual, expected, message );
|
|
},
|
|
|
|
notPropEqual: function( actual, expected, message ) {
|
|
actual = objectValues( actual );
|
|
expected = objectValues( expected );
|
|
this.push( !QUnit.equiv( actual, expected ), actual, expected, message, true );
|
|
},
|
|
|
|
deepEqual: function( actual, expected, message ) {
|
|
this.push( QUnit.equiv( actual, expected ), actual, expected, message );
|
|
},
|
|
|
|
notDeepEqual: function( actual, expected, message ) {
|
|
this.push( !QUnit.equiv( actual, expected ), actual, expected, message, true );
|
|
},
|
|
|
|
strictEqual: function( actual, expected, message ) {
|
|
this.push( expected === actual, actual, expected, message );
|
|
},
|
|
|
|
notStrictEqual: function( actual, expected, message ) {
|
|
this.push( expected !== actual, actual, expected, message, true );
|
|
},
|
|
|
|
"throws": function( block, expected, message ) {
|
|
var actual, expectedType,
|
|
expectedOutput = expected,
|
|
ok = false,
|
|
currentTest = ( this instanceof Assert && this.test ) || QUnit.config.current;
|
|
|
|
// 'expected' is optional unless doing string comparison
|
|
if ( message == null && typeof expected === "string" ) {
|
|
message = expected;
|
|
expected = null;
|
|
}
|
|
|
|
currentTest.ignoreGlobalErrors = true;
|
|
try {
|
|
block.call( currentTest.testEnvironment );
|
|
} catch (e) {
|
|
actual = e;
|
|
}
|
|
currentTest.ignoreGlobalErrors = false;
|
|
|
|
if ( actual ) {
|
|
expectedType = QUnit.objectType( expected );
|
|
|
|
// we don't want to validate thrown error
|
|
if ( !expected ) {
|
|
ok = true;
|
|
expectedOutput = null;
|
|
|
|
// expected is a regexp
|
|
} else if ( expectedType === "regexp" ) {
|
|
ok = expected.test( errorString( actual ) );
|
|
|
|
// expected is a string
|
|
} else if ( expectedType === "string" ) {
|
|
ok = expected === errorString( actual );
|
|
|
|
// expected is a constructor, maybe an Error constructor
|
|
} else if ( expectedType === "function" && actual instanceof expected ) {
|
|
ok = true;
|
|
|
|
// expected is an Error object
|
|
} else if ( expectedType === "object" ) {
|
|
ok = actual instanceof expected.constructor &&
|
|
actual.name === expected.name &&
|
|
actual.message === expected.message;
|
|
|
|
// expected is a validation function which returns true if validation passed
|
|
} else if ( expectedType === "function" && expected.call( {}, actual ) === true ) {
|
|
expectedOutput = null;
|
|
ok = true;
|
|
}
|
|
}
|
|
|
|
currentTest.assert.push( ok, actual, expectedOutput, message );
|
|
}
|
|
};
|
|
|
|
// Provide an alternative to assert.throws(), for environments that consider throws a reserved word
|
|
// Known to us are: Closure Compiler, Narwhal
|
|
(function() {
|
|
/*jshint sub:true */
|
|
Assert.prototype.raises = Assert.prototype[ "throws" ];
|
|
}());
|
|
|
|
function errorString( error ) {
|
|
var name, message,
|
|
resultErrorString = error.toString();
|
|
if ( resultErrorString.substring( 0, 7 ) === "[object" ) {
|
|
name = error.name ? error.name.toString() : "Error";
|
|
message = error.message ? error.message.toString() : "";
|
|
if ( name && message ) {
|
|
return name + ": " + message;
|
|
} else if ( name ) {
|
|
return name;
|
|
} else if ( message ) {
|
|
return message;
|
|
} else {
|
|
return "Error";
|
|
}
|
|
} else {
|
|
return resultErrorString;
|
|
}
|
|
}
|
|
|
|
// Test for equality any JavaScript type.
|
|
// Author: Philippe Rathé <prathe@gmail.com>
|
|
QUnit.equiv = (function() {
|
|
|
|
// Stack to decide between skip/abort functions
|
|
var callers = [];
|
|
|
|
// Stack to avoiding loops from circular referencing
|
|
var parents = [];
|
|
var parentsB = [];
|
|
|
|
function useStrictEquality( b, a ) {
|
|
|
|
/*jshint eqeqeq:false */
|
|
if ( b instanceof a.constructor || a instanceof b.constructor ) {
|
|
|
|
// To catch short annotation VS 'new' annotation of a declaration. e.g.:
|
|
// `var i = 1;`
|
|
// `var j = new Number(1);`
|
|
return a == b;
|
|
} else {
|
|
return a === b;
|
|
}
|
|
}
|
|
|
|
function compareConstructors( a, b ) {
|
|
var getProto = Object.getPrototypeOf || function( obj ) {
|
|
|
|
/*jshint proto: true */
|
|
return obj.__proto__;
|
|
};
|
|
var protoA = getProto( a );
|
|
var protoB = getProto( b );
|
|
|
|
// Comparing constructors is more strict than using `instanceof`
|
|
if ( a.constructor === b.constructor ) {
|
|
return true;
|
|
}
|
|
|
|
// Ref #851
|
|
// If the obj prototype descends from a null constructor, treat it
|
|
// as a null prototype.
|
|
if ( protoA && protoA.constructor === null ) {
|
|
protoA = null;
|
|
}
|
|
if ( protoB && protoB.constructor === null ) {
|
|
protoB = null;
|
|
}
|
|
|
|
// Allow objects with no prototype to be equivalent to
|
|
// objects with Object as their constructor.
|
|
if ( ( protoA === null && protoB === Object.prototype ) ||
|
|
( protoB === null && protoA === Object.prototype ) ) {
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
var callbacks = {
|
|
"string": useStrictEquality,
|
|
"boolean": useStrictEquality,
|
|
"number": useStrictEquality,
|
|
"null": useStrictEquality,
|
|
"undefined": useStrictEquality,
|
|
"symbol": useStrictEquality,
|
|
|
|
"nan": function( b ) {
|
|
return isNaN( b );
|
|
},
|
|
|
|
"date": function( b, a ) {
|
|
return QUnit.objectType( b ) === "date" && a.valueOf() === b.valueOf();
|
|
},
|
|
|
|
"regexp": function( b, a ) {
|
|
return QUnit.objectType( b ) === "regexp" &&
|
|
|
|
// The regex itself
|
|
a.source === b.source &&
|
|
|
|
// And its modifiers
|
|
a.global === b.global &&
|
|
|
|
// (gmi) ...
|
|
a.ignoreCase === b.ignoreCase &&
|
|
a.multiline === b.multiline &&
|
|
a.sticky === b.sticky;
|
|
},
|
|
|
|
// - skip when the property is a method of an instance (OOP)
|
|
// - abort otherwise,
|
|
// initial === would have catch identical references anyway
|
|
"function": function() {
|
|
var caller = callers[ callers.length - 1 ];
|
|
return caller !== Object && typeof caller !== "undefined";
|
|
},
|
|
|
|
"array": function( b, a ) {
|
|
var i, j, len, loop, aCircular, bCircular;
|
|
|
|
// b could be an object literal here
|
|
if ( QUnit.objectType( b ) !== "array" ) {
|
|
return false;
|
|
}
|
|
|
|
len = a.length;
|
|
if ( len !== b.length ) {
|
|
// safe and faster
|
|
return false;
|
|
}
|
|
|
|
// Track reference to avoid circular references
|
|
parents.push( a );
|
|
parentsB.push( b );
|
|
for ( i = 0; i < len; i++ ) {
|
|
loop = false;
|
|
for ( j = 0; j < parents.length; j++ ) {
|
|
aCircular = parents[ j ] === a[ i ];
|
|
bCircular = parentsB[ j ] === b[ i ];
|
|
if ( aCircular || bCircular ) {
|
|
if ( a[ i ] === b[ i ] || aCircular && bCircular ) {
|
|
loop = true;
|
|
} else {
|
|
parents.pop();
|
|
parentsB.pop();
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
if ( !loop && !innerEquiv( a[ i ], b[ i ] ) ) {
|
|
parents.pop();
|
|
parentsB.pop();
|
|
return false;
|
|
}
|
|
}
|
|
parents.pop();
|
|
parentsB.pop();
|
|
return true;
|
|
},
|
|
|
|
"set": function( b, a ) {
|
|
var aArray, bArray;
|
|
|
|
// `b` could be any object here
|
|
if ( QUnit.objectType( b ) !== "set" ) {
|
|
return false;
|
|
}
|
|
|
|
aArray = [];
|
|
a.forEach( function( v ) {
|
|
aArray.push( v );
|
|
});
|
|
bArray = [];
|
|
b.forEach( function( v ) {
|
|
bArray.push( v );
|
|
});
|
|
|
|
return innerEquiv( bArray, aArray );
|
|
},
|
|
|
|
"map": function( b, a ) {
|
|
var aArray, bArray;
|
|
|
|
// `b` could be any object here
|
|
if ( QUnit.objectType( b ) !== "map" ) {
|
|
return false;
|
|
}
|
|
|
|
aArray = [];
|
|
a.forEach( function( v, k ) {
|
|
aArray.push( [ k, v ] );
|
|
});
|
|
bArray = [];
|
|
b.forEach( function( v, k ) {
|
|
bArray.push( [ k, v ] );
|
|
});
|
|
|
|
return innerEquiv( bArray, aArray );
|
|
},
|
|
|
|
"object": function( b, a ) {
|
|
var i, j, loop, aCircular, bCircular;
|
|
|
|
// Default to true
|
|
var eq = true;
|
|
var aProperties = [];
|
|
var bProperties = [];
|
|
|
|
if ( compareConstructors( a, b ) === false ) {
|
|
return false;
|
|
}
|
|
|
|
// Stack constructor before traversing properties
|
|
callers.push( a.constructor );
|
|
|
|
// Track reference to avoid circular references
|
|
parents.push( a );
|
|
parentsB.push( b );
|
|
|
|
// Be strict: don't ensure hasOwnProperty and go deep
|
|
for ( i in a ) {
|
|
loop = false;
|
|
for ( j = 0; j < parents.length; j++ ) {
|
|
aCircular = parents[ j ] === a[ i ];
|
|
bCircular = parentsB[ j ] === b[ i ];
|
|
if ( aCircular || bCircular ) {
|
|
if ( a[ i ] === b[ i ] || aCircular && bCircular ) {
|
|
loop = true;
|
|
} else {
|
|
eq = false;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
aProperties.push( i );
|
|
if ( !loop && !innerEquiv( a[ i ], b[ i ] ) ) {
|
|
eq = false;
|
|
break;
|
|
}
|
|
}
|
|
|
|
parents.pop();
|
|
parentsB.pop();
|
|
|
|
// Unstack, we are done
|
|
callers.pop();
|
|
|
|
for ( i in b ) {
|
|
|
|
// Collect b's properties
|
|
bProperties.push( i );
|
|
}
|
|
|
|
// Ensures identical properties name
|
|
return eq && innerEquiv( aProperties.sort(), bProperties.sort() );
|
|
}
|
|
};
|
|
|
|
function typeEquiv( a, b ) {
|
|
var prop = QUnit.objectType( a );
|
|
return callbacks[ prop ]( b, a );
|
|
}
|
|
|
|
// The real equiv function
|
|
function innerEquiv() {
|
|
var args = [].slice.apply( arguments );
|
|
if ( args.length < 2 ) {
|
|
|
|
// End transition
|
|
return true;
|
|
}
|
|
|
|
return ( (function( a, b ) {
|
|
if ( a === b ) {
|
|
|
|
// Catch the most you can
|
|
return true;
|
|
} else if ( a === null || b === null || typeof a === "undefined" ||
|
|
typeof b === "undefined" ||
|
|
QUnit.objectType( a ) !== QUnit.objectType( b ) ) {
|
|
|
|
// Don't lose time with error prone cases
|
|
return false;
|
|
} else {
|
|
return typeEquiv( a, b );
|
|
}
|
|
|
|
// Apply transition with (1..n) arguments
|
|
}( args[ 0 ], args[ 1 ] ) ) &&
|
|
innerEquiv.apply( this, args.splice( 1, args.length - 1 ) ) );
|
|
}
|
|
|
|
return innerEquiv;
|
|
}());
|
|
|
|
// Based on jsDump by Ariel Flesler
|
|
// http://flesler.blogspot.com/2008/05/jsdump-pretty-dump-of-any-javascript.html
|
|
QUnit.dump = (function() {
|
|
function quote( str ) {
|
|
return "\"" + str.toString().replace( /\\/g, "\\\\" ).replace( /"/g, "\\\"" ) + "\"";
|
|
}
|
|
function literal( o ) {
|
|
return o + "";
|
|
}
|
|
function join( pre, arr, post ) {
|
|
var s = dump.separator(),
|
|
base = dump.indent(),
|
|
inner = dump.indent( 1 );
|
|
if ( arr.join ) {
|
|
arr = arr.join( "," + s + inner );
|
|
}
|
|
if ( !arr ) {
|
|
return pre + post;
|
|
}
|
|
return [ pre, inner + arr, base + post ].join( s );
|
|
}
|
|
function array( arr, stack ) {
|
|
var i = arr.length,
|
|
ret = new Array( i );
|
|
|
|
if ( dump.maxDepth && dump.depth > dump.maxDepth ) {
|
|
return "[object Array]";
|
|
}
|
|
|
|
this.up();
|
|
while ( i-- ) {
|
|
ret[ i ] = this.parse( arr[ i ], undefined, stack );
|
|
}
|
|
this.down();
|
|
return join( "[", ret, "]" );
|
|
}
|
|
|
|
var reName = /^function (\w+)/,
|
|
dump = {
|
|
|
|
// objType is used mostly internally, you can fix a (custom) type in advance
|
|
parse: function( obj, objType, stack ) {
|
|
stack = stack || [];
|
|
var res, parser, parserType,
|
|
inStack = inArray( obj, stack );
|
|
|
|
if ( inStack !== -1 ) {
|
|
return "recursion(" + ( inStack - stack.length ) + ")";
|
|
}
|
|
|
|
objType = objType || this.typeOf( obj );
|
|
parser = this.parsers[ objType ];
|
|
parserType = typeof parser;
|
|
|
|
if ( parserType === "function" ) {
|
|
stack.push( obj );
|
|
res = parser.call( this, obj, stack );
|
|
stack.pop();
|
|
return res;
|
|
}
|
|
return ( parserType === "string" ) ? parser : this.parsers.error;
|
|
},
|
|
typeOf: function( obj ) {
|
|
var type;
|
|
if ( obj === null ) {
|
|
type = "null";
|
|
} else if ( typeof obj === "undefined" ) {
|
|
type = "undefined";
|
|
} else if ( QUnit.is( "regexp", obj ) ) {
|
|
type = "regexp";
|
|
} else if ( QUnit.is( "date", obj ) ) {
|
|
type = "date";
|
|
} else if ( QUnit.is( "function", obj ) ) {
|
|
type = "function";
|
|
} else if ( obj.setInterval !== undefined &&
|
|
obj.document !== undefined &&
|
|
obj.nodeType === undefined ) {
|
|
type = "window";
|
|
} else if ( obj.nodeType === 9 ) {
|
|
type = "document";
|
|
} else if ( obj.nodeType ) {
|
|
type = "node";
|
|
} else if (
|
|
|
|
// native arrays
|
|
toString.call( obj ) === "[object Array]" ||
|
|
|
|
// NodeList objects
|
|
( typeof obj.length === "number" && obj.item !== undefined &&
|
|
( obj.length ? obj.item( 0 ) === obj[ 0 ] : ( obj.item( 0 ) === null &&
|
|
obj[ 0 ] === undefined ) ) )
|
|
) {
|
|
type = "array";
|
|
} else if ( obj.constructor === Error.prototype.constructor ) {
|
|
type = "error";
|
|
} else {
|
|
type = typeof obj;
|
|
}
|
|
return type;
|
|
},
|
|
separator: function() {
|
|
return this.multiline ? this.HTML ? "<br />" : "\n" : this.HTML ? " " : " ";
|
|
},
|
|
// extra can be a number, shortcut for increasing-calling-decreasing
|
|
indent: function( extra ) {
|
|
if ( !this.multiline ) {
|
|
return "";
|
|
}
|
|
var chr = this.indentChar;
|
|
if ( this.HTML ) {
|
|
chr = chr.replace( /\t/g, " " ).replace( / /g, " " );
|
|
}
|
|
return new Array( this.depth + ( extra || 0 ) ).join( chr );
|
|
},
|
|
up: function( a ) {
|
|
this.depth += a || 1;
|
|
},
|
|
down: function( a ) {
|
|
this.depth -= a || 1;
|
|
},
|
|
setParser: function( name, parser ) {
|
|
this.parsers[ name ] = parser;
|
|
},
|
|
// The next 3 are exposed so you can use them
|
|
quote: quote,
|
|
literal: literal,
|
|
join: join,
|
|
//
|
|
depth: 1,
|
|
maxDepth: QUnit.config.maxDepth,
|
|
|
|
// This is the list of parsers, to modify them, use dump.setParser
|
|
parsers: {
|
|
window: "[Window]",
|
|
document: "[Document]",
|
|
error: function( error ) {
|
|
return "Error(\"" + error.message + "\")";
|
|
},
|
|
unknown: "[Unknown]",
|
|
"null": "null",
|
|
"undefined": "undefined",
|
|
"function": function( fn ) {
|
|
var ret = "function",
|
|
|
|
// functions never have name in IE
|
|
name = "name" in fn ? fn.name : ( reName.exec( fn ) || [] )[ 1 ];
|
|
|
|
if ( name ) {
|
|
ret += " " + name;
|
|
}
|
|
ret += "( ";
|
|
|
|
ret = [ ret, dump.parse( fn, "functionArgs" ), "){" ].join( "" );
|
|
return join( ret, dump.parse( fn, "functionCode" ), "}" );
|
|
},
|
|
array: array,
|
|
nodelist: array,
|
|
"arguments": array,
|
|
object: function( map, stack ) {
|
|
var keys, key, val, i, nonEnumerableProperties,
|
|
ret = [];
|
|
|
|
if ( dump.maxDepth && dump.depth > dump.maxDepth ) {
|
|
return "[object Object]";
|
|
}
|
|
|
|
dump.up();
|
|
keys = [];
|
|
for ( key in map ) {
|
|
keys.push( key );
|
|
}
|
|
|
|
// Some properties are not always enumerable on Error objects.
|
|
nonEnumerableProperties = [ "message", "name" ];
|
|
for ( i in nonEnumerableProperties ) {
|
|
key = nonEnumerableProperties[ i ];
|
|
if ( key in map && inArray( key, keys ) < 0 ) {
|
|
keys.push( key );
|
|
}
|
|
}
|
|
keys.sort();
|
|
for ( i = 0; i < keys.length; i++ ) {
|
|
key = keys[ i ];
|
|
val = map[ key ];
|
|
ret.push( dump.parse( key, "key" ) + ": " +
|
|
dump.parse( val, undefined, stack ) );
|
|
}
|
|
dump.down();
|
|
return join( "{", ret, "}" );
|
|
},
|
|
node: function( node ) {
|
|
var len, i, val,
|
|
open = dump.HTML ? "<" : "<",
|
|
close = dump.HTML ? ">" : ">",
|
|
tag = node.nodeName.toLowerCase(),
|
|
ret = open + tag,
|
|
attrs = node.attributes;
|
|
|
|
if ( attrs ) {
|
|
for ( i = 0, len = attrs.length; i < len; i++ ) {
|
|
val = attrs[ i ].nodeValue;
|
|
|
|
// IE6 includes all attributes in .attributes, even ones not explicitly
|
|
// set. Those have values like undefined, null, 0, false, "" or
|
|
// "inherit".
|
|
if ( val && val !== "inherit" ) {
|
|
ret += " " + attrs[ i ].nodeName + "=" +
|
|
dump.parse( val, "attribute" );
|
|
}
|
|
}
|
|
}
|
|
ret += close;
|
|
|
|
// Show content of TextNode or CDATASection
|
|
if ( node.nodeType === 3 || node.nodeType === 4 ) {
|
|
ret += node.nodeValue;
|
|
}
|
|
|
|
return ret + open + "/" + tag + close;
|
|
},
|
|
|
|
// function calls it internally, it's the arguments part of the function
|
|
functionArgs: function( fn ) {
|
|
var args,
|
|
l = fn.length;
|
|
|
|
if ( !l ) {
|
|
return "";
|
|
}
|
|
|
|
args = new Array( l );
|
|
while ( l-- ) {
|
|
|
|
// 97 is 'a'
|
|
args[ l ] = String.fromCharCode( 97 + l );
|
|
}
|
|
return " " + args.join( ", " ) + " ";
|
|
},
|
|
// object calls it internally, the key part of an item in a map
|
|
key: quote,
|
|
// function calls it internally, it's the content of the function
|
|
functionCode: "[code]",
|
|
// node calls it internally, it's an html attribute value
|
|
attribute: quote,
|
|
string: quote,
|
|
date: quote,
|
|
regexp: literal,
|
|
number: literal,
|
|
"boolean": literal
|
|
},
|
|
// if true, entities are escaped ( <, >, \t, space and \n )
|
|
HTML: false,
|
|
// indentation unit
|
|
indentChar: " ",
|
|
// if true, items in a collection, are separated by a \n, else just a space.
|
|
multiline: true
|
|
};
|
|
|
|
return dump;
|
|
}());
|
|
|
|
// back compat
|
|
QUnit.jsDump = QUnit.dump;
|
|
|
|
// For browser, export only select globals
|
|
if ( defined.document ) {
|
|
|
|
// Deprecated
|
|
// Extend assert methods to QUnit and Global scope through Backwards compatibility
|
|
(function() {
|
|
var i,
|
|
assertions = Assert.prototype;
|
|
|
|
function applyCurrent( current ) {
|
|
return function() {
|
|
var assert = new Assert( QUnit.config.current );
|
|
current.apply( assert, arguments );
|
|
};
|
|
}
|
|
|
|
for ( i in assertions ) {
|
|
QUnit[ i ] = applyCurrent( assertions[ i ] );
|
|
}
|
|
})();
|
|
|
|
(function() {
|
|
var i, l,
|
|
keys = [
|
|
"test",
|
|
"module",
|
|
"expect",
|
|
"asyncTest",
|
|
"start",
|
|
"stop",
|
|
"ok",
|
|
"notOk",
|
|
"equal",
|
|
"notEqual",
|
|
"propEqual",
|
|
"notPropEqual",
|
|
"deepEqual",
|
|
"notDeepEqual",
|
|
"strictEqual",
|
|
"notStrictEqual",
|
|
"throws",
|
|
"raises"
|
|
];
|
|
|
|
for ( i = 0, l = keys.length; i < l; i++ ) {
|
|
window[ keys[ i ] ] = QUnit[ keys[ i ] ];
|
|
}
|
|
})();
|
|
|
|
window.QUnit = QUnit;
|
|
}
|
|
|
|
// For nodejs
|
|
if ( typeof module !== "undefined" && module && module.exports ) {
|
|
module.exports = QUnit;
|
|
|
|
// For consistency with CommonJS environments' exports
|
|
module.exports.QUnit = QUnit;
|
|
}
|
|
|
|
// For CommonJS with exports, but without module.exports, like Rhino
|
|
if ( typeof exports !== "undefined" && exports ) {
|
|
exports.QUnit = QUnit;
|
|
}
|
|
|
|
if ( typeof define === "function" && define.amd ) {
|
|
define( function() {
|
|
return QUnit;
|
|
} );
|
|
QUnit.config.autostart = false;
|
|
}
|
|
|
|
/*
|
|
* This file is a modified version of google-diff-match-patch's JavaScript implementation
|
|
* (https://code.google.com/p/google-diff-match-patch/source/browse/trunk/javascript/diff_match_patch_uncompressed.js),
|
|
* modifications are licensed as more fully set forth in LICENSE.txt.
|
|
*
|
|
* The original source of google-diff-match-patch is attributable and licensed as follows:
|
|
*
|
|
* Copyright 2006 Google Inc.
|
|
* http://code.google.com/p/google-diff-match-patch/
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*
|
|
* More Info:
|
|
* https://code.google.com/p/google-diff-match-patch/
|
|
*
|
|
* Usage: QUnit.diff(expected, actual)
|
|
*
|
|
*/
|
|
QUnit.diff = ( function() {
|
|
function DiffMatchPatch() {
|
|
}
|
|
|
|
// DIFF FUNCTIONS
|
|
|
|
/**
|
|
* The data structure representing a diff is an array of tuples:
|
|
* [[DIFF_DELETE, 'Hello'], [DIFF_INSERT, 'Goodbye'], [DIFF_EQUAL, ' world.']]
|
|
* which means: delete 'Hello', add 'Goodbye' and keep ' world.'
|
|
*/
|
|
var DIFF_DELETE = -1,
|
|
DIFF_INSERT = 1,
|
|
DIFF_EQUAL = 0;
|
|
|
|
/**
|
|
* Find the differences between two texts. Simplifies the problem by stripping
|
|
* any common prefix or suffix off the texts before diffing.
|
|
* @param {string} text1 Old string to be diffed.
|
|
* @param {string} text2 New string to be diffed.
|
|
* @param {boolean=} optChecklines Optional speedup flag. If present and false,
|
|
* then don't run a line-level diff first to identify the changed areas.
|
|
* Defaults to true, which does a faster, slightly less optimal diff.
|
|
* @return {!Array.<!DiffMatchPatch.Diff>} Array of diff tuples.
|
|
*/
|
|
DiffMatchPatch.prototype.DiffMain = function( text1, text2, optChecklines ) {
|
|
var deadline, checklines, commonlength,
|
|
commonprefix, commonsuffix, diffs;
|
|
|
|
// The diff must be complete in up to 1 second.
|
|
deadline = ( new Date() ).getTime() + 1000;
|
|
|
|
// Check for null inputs.
|
|
if ( text1 === null || text2 === null ) {
|
|
throw new Error( "Null input. (DiffMain)" );
|
|
}
|
|
|
|
// Check for equality (speedup).
|
|
if ( text1 === text2 ) {
|
|
if ( text1 ) {
|
|
return [
|
|
[ DIFF_EQUAL, text1 ]
|
|
];
|
|
}
|
|
return [];
|
|
}
|
|
|
|
if ( typeof optChecklines === "undefined" ) {
|
|
optChecklines = true;
|
|
}
|
|
|
|
checklines = optChecklines;
|
|
|
|
// Trim off common prefix (speedup).
|
|
commonlength = this.diffCommonPrefix( text1, text2 );
|
|
commonprefix = text1.substring( 0, commonlength );
|
|
text1 = text1.substring( commonlength );
|
|
text2 = text2.substring( commonlength );
|
|
|
|
// Trim off common suffix (speedup).
|
|
commonlength = this.diffCommonSuffix( text1, text2 );
|
|
commonsuffix = text1.substring( text1.length - commonlength );
|
|
text1 = text1.substring( 0, text1.length - commonlength );
|
|
text2 = text2.substring( 0, text2.length - commonlength );
|
|
|
|
// Compute the diff on the middle block.
|
|
diffs = this.diffCompute( text1, text2, checklines, deadline );
|
|
|
|
// Restore the prefix and suffix.
|
|
if ( commonprefix ) {
|
|
diffs.unshift( [ DIFF_EQUAL, commonprefix ] );
|
|
}
|
|
if ( commonsuffix ) {
|
|
diffs.push( [ DIFF_EQUAL, commonsuffix ] );
|
|
}
|
|
this.diffCleanupMerge( diffs );
|
|
return diffs;
|
|
};
|
|
|
|
/**
|
|
* Reduce the number of edits by eliminating operationally trivial equalities.
|
|
* @param {!Array.<!DiffMatchPatch.Diff>} diffs Array of diff tuples.
|
|
*/
|
|
DiffMatchPatch.prototype.diffCleanupEfficiency = function( diffs ) {
|
|
var changes, equalities, equalitiesLength, lastequality,
|
|
pointer, preIns, preDel, postIns, postDel;
|
|
changes = false;
|
|
equalities = []; // Stack of indices where equalities are found.
|
|
equalitiesLength = 0; // Keeping our own length var is faster in JS.
|
|
/** @type {?string} */
|
|
lastequality = null;
|
|
// Always equal to diffs[equalities[equalitiesLength - 1]][1]
|
|
pointer = 0; // Index of current position.
|
|
// Is there an insertion operation before the last equality.
|
|
preIns = false;
|
|
// Is there a deletion operation before the last equality.
|
|
preDel = false;
|
|
// Is there an insertion operation after the last equality.
|
|
postIns = false;
|
|
// Is there a deletion operation after the last equality.
|
|
postDel = false;
|
|
while ( pointer < diffs.length ) {
|
|
|
|
// Equality found.
|
|
if ( diffs[ pointer ][ 0 ] === DIFF_EQUAL ) {
|
|
if ( diffs[ pointer ][ 1 ].length < 4 && ( postIns || postDel ) ) {
|
|
|
|
// Candidate found.
|
|
equalities[ equalitiesLength++ ] = pointer;
|
|
preIns = postIns;
|
|
preDel = postDel;
|
|
lastequality = diffs[ pointer ][ 1 ];
|
|
} else {
|
|
|
|
// Not a candidate, and can never become one.
|
|
equalitiesLength = 0;
|
|
lastequality = null;
|
|
}
|
|
postIns = postDel = false;
|
|
|
|
// An insertion or deletion.
|
|
} else {
|
|
|
|
if ( diffs[ pointer ][ 0 ] === DIFF_DELETE ) {
|
|
postDel = true;
|
|
} else {
|
|
postIns = true;
|
|
}
|
|
|
|
/*
|
|
* Five types to be split:
|
|
* <ins>A</ins><del>B</del>XY<ins>C</ins><del>D</del>
|
|
* <ins>A</ins>X<ins>C</ins><del>D</del>
|
|
* <ins>A</ins><del>B</del>X<ins>C</ins>
|
|
* <ins>A</del>X<ins>C</ins><del>D</del>
|
|
* <ins>A</ins><del>B</del>X<del>C</del>
|
|
*/
|
|
if ( lastequality && ( ( preIns && preDel && postIns && postDel ) ||
|
|
( ( lastequality.length < 2 ) &&
|
|
( preIns + preDel + postIns + postDel ) === 3 ) ) ) {
|
|
|
|
// Duplicate record.
|
|
diffs.splice(
|
|
equalities[ equalitiesLength - 1 ],
|
|
0,
|
|
[ DIFF_DELETE, lastequality ]
|
|
);
|
|
|
|
// Change second copy to insert.
|
|
diffs[ equalities[ equalitiesLength - 1 ] + 1 ][ 0 ] = DIFF_INSERT;
|
|
equalitiesLength--; // Throw away the equality we just deleted;
|
|
lastequality = null;
|
|
if ( preIns && preDel ) {
|
|
// No changes made which could affect previous entry, keep going.
|
|
postIns = postDel = true;
|
|
equalitiesLength = 0;
|
|
} else {
|
|
equalitiesLength--; // Throw away the previous equality.
|
|
pointer = equalitiesLength > 0 ? equalities[ equalitiesLength - 1 ] : -1;
|
|
postIns = postDel = false;
|
|
}
|
|
changes = true;
|
|
}
|
|
}
|
|
pointer++;
|
|
}
|
|
|
|
if ( changes ) {
|
|
this.diffCleanupMerge( diffs );
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Convert a diff array into a pretty HTML report.
|
|
* @param {!Array.<!DiffMatchPatch.Diff>} diffs Array of diff tuples.
|
|
* @param {integer} string to be beautified.
|
|
* @return {string} HTML representation.
|
|
*/
|
|
DiffMatchPatch.prototype.diffPrettyHtml = function( diffs ) {
|
|
var op, data, x,
|
|
html = [];
|
|
for ( x = 0; x < diffs.length; x++ ) {
|
|
op = diffs[ x ][ 0 ]; // Operation (insert, delete, equal)
|
|
data = diffs[ x ][ 1 ]; // Text of change.
|
|
switch ( op ) {
|
|
case DIFF_INSERT:
|
|
html[ x ] = "<ins>" + data + "</ins>";
|
|
break;
|
|
case DIFF_DELETE:
|
|
html[ x ] = "<del>" + data + "</del>";
|
|
break;
|
|
case DIFF_EQUAL:
|
|
html[ x ] = "<span>" + data + "</span>";
|
|
break;
|
|
}
|
|
}
|
|
return html.join( "" );
|
|
};
|
|
|
|
/**
|
|
* Determine the common prefix of two strings.
|
|
* @param {string} text1 First string.
|
|
* @param {string} text2 Second string.
|
|
* @return {number} The number of characters common to the start of each
|
|
* string.
|
|
*/
|
|
DiffMatchPatch.prototype.diffCommonPrefix = function( text1, text2 ) {
|
|
var pointermid, pointermax, pointermin, pointerstart;
|
|
// Quick check for common null cases.
|
|
if ( !text1 || !text2 || text1.charAt( 0 ) !== text2.charAt( 0 ) ) {
|
|
return 0;
|
|
}
|
|
// Binary search.
|
|
// Performance analysis: http://neil.fraser.name/news/2007/10/09/
|
|
pointermin = 0;
|
|
pointermax = Math.min( text1.length, text2.length );
|
|
pointermid = pointermax;
|
|
pointerstart = 0;
|
|
while ( pointermin < pointermid ) {
|
|
if ( text1.substring( pointerstart, pointermid ) ===
|
|
text2.substring( pointerstart, pointermid ) ) {
|
|
pointermin = pointermid;
|
|
pointerstart = pointermin;
|
|
} else {
|
|
pointermax = pointermid;
|
|
}
|
|
pointermid = Math.floor( ( pointermax - pointermin ) / 2 + pointermin );
|
|
}
|
|
return pointermid;
|
|
};
|
|
|
|
/**
|
|
* Determine the common suffix of two strings.
|
|
* @param {string} text1 First string.
|
|
* @param {string} text2 Second string.
|
|
* @return {number} The number of characters common to the end of each string.
|
|
*/
|
|
DiffMatchPatch.prototype.diffCommonSuffix = function( text1, text2 ) {
|
|
var pointermid, pointermax, pointermin, pointerend;
|
|
// Quick check for common null cases.
|
|
if ( !text1 ||
|
|
!text2 ||
|
|
text1.charAt( text1.length - 1 ) !== text2.charAt( text2.length - 1 ) ) {
|
|
return 0;
|
|
}
|
|
// Binary search.
|
|
// Performance analysis: http://neil.fraser.name/news/2007/10/09/
|
|
pointermin = 0;
|
|
pointermax = Math.min( text1.length, text2.length );
|
|
pointermid = pointermax;
|
|
pointerend = 0;
|
|
while ( pointermin < pointermid ) {
|
|
if ( text1.substring( text1.length - pointermid, text1.length - pointerend ) ===
|
|
text2.substring( text2.length - pointermid, text2.length - pointerend ) ) {
|
|
pointermin = pointermid;
|
|
pointerend = pointermin;
|
|
} else {
|
|
pointermax = pointermid;
|
|
}
|
|
pointermid = Math.floor( ( pointermax - pointermin ) / 2 + pointermin );
|
|
}
|
|
return pointermid;
|
|
};
|
|
|
|
/**
|
|
* Find the differences between two texts. Assumes that the texts do not
|
|
* have any common prefix or suffix.
|
|
* @param {string} text1 Old string to be diffed.
|
|
* @param {string} text2 New string to be diffed.
|
|
* @param {boolean} checklines Speedup flag. If false, then don't run a
|
|
* line-level diff first to identify the changed areas.
|
|
* If true, then run a faster, slightly less optimal diff.
|
|
* @param {number} deadline Time when the diff should be complete by.
|
|
* @return {!Array.<!DiffMatchPatch.Diff>} Array of diff tuples.
|
|
* @private
|
|
*/
|
|
DiffMatchPatch.prototype.diffCompute = function( text1, text2, checklines, deadline ) {
|
|
var diffs, longtext, shorttext, i, hm,
|
|
text1A, text2A, text1B, text2B,
|
|
midCommon, diffsA, diffsB;
|
|
|
|
if ( !text1 ) {
|
|
// Just add some text (speedup).
|
|
return [
|
|
[ DIFF_INSERT, text2 ]
|
|
];
|
|
}
|
|
|
|
if ( !text2 ) {
|
|
// Just delete some text (speedup).
|
|
return [
|
|
[ DIFF_DELETE, text1 ]
|
|
];
|
|
}
|
|
|
|
longtext = text1.length > text2.length ? text1 : text2;
|
|
shorttext = text1.length > text2.length ? text2 : text1;
|
|
i = longtext.indexOf( shorttext );
|
|
if ( i !== -1 ) {
|
|
// Shorter text is inside the longer text (speedup).
|
|
diffs = [
|
|
[ DIFF_INSERT, longtext.substring( 0, i ) ],
|
|
[ DIFF_EQUAL, shorttext ],
|
|
[ DIFF_INSERT, longtext.substring( i + shorttext.length ) ]
|
|
];
|
|
// Swap insertions for deletions if diff is reversed.
|
|
if ( text1.length > text2.length ) {
|
|
diffs[ 0 ][ 0 ] = diffs[ 2 ][ 0 ] = DIFF_DELETE;
|
|
}
|
|
return diffs;
|
|
}
|
|
|
|
if ( shorttext.length === 1 ) {
|
|
// Single character string.
|
|
// After the previous speedup, the character can't be an equality.
|
|
return [
|
|
[ DIFF_DELETE, text1 ],
|
|
[ DIFF_INSERT, text2 ]
|
|
];
|
|
}
|
|
|
|
// Check to see if the problem can be split in two.
|
|
hm = this.diffHalfMatch( text1, text2 );
|
|
if ( hm ) {
|
|
// A half-match was found, sort out the return data.
|
|
text1A = hm[ 0 ];
|
|
text1B = hm[ 1 ];
|
|
text2A = hm[ 2 ];
|
|
text2B = hm[ 3 ];
|
|
midCommon = hm[ 4 ];
|
|
// Send both pairs off for separate processing.
|
|
diffsA = this.DiffMain( text1A, text2A, checklines, deadline );
|
|
diffsB = this.DiffMain( text1B, text2B, checklines, deadline );
|
|
// Merge the results.
|
|
return diffsA.concat( [
|
|
[ DIFF_EQUAL, midCommon ]
|
|
], diffsB );
|
|
}
|
|
|
|
if ( checklines && text1.length > 100 && text2.length > 100 ) {
|
|
return this.diffLineMode( text1, text2, deadline );
|
|
}
|
|
|
|
return this.diffBisect( text1, text2, deadline );
|
|
};
|
|
|
|
/**
|
|
* Do the two texts share a substring which is at least half the length of the
|
|
* longer text?
|
|
* This speedup can produce non-minimal diffs.
|
|
* @param {string} text1 First string.
|
|
* @param {string} text2 Second string.
|
|
* @return {Array.<string>} Five element Array, containing the prefix of
|
|
* text1, the suffix of text1, the prefix of text2, the suffix of
|
|
* text2 and the common middle. Or null if there was no match.
|
|
* @private
|
|
*/
|
|
DiffMatchPatch.prototype.diffHalfMatch = function( text1, text2 ) {
|
|
var longtext, shorttext, dmp,
|
|
text1A, text2B, text2A, text1B, midCommon,
|
|
hm1, hm2, hm;
|
|
|
|
longtext = text1.length > text2.length ? text1 : text2;
|
|
shorttext = text1.length > text2.length ? text2 : text1;
|
|
if ( longtext.length < 4 || shorttext.length * 2 < longtext.length ) {
|
|
return null; // Pointless.
|
|
}
|
|
dmp = this; // 'this' becomes 'window' in a closure.
|
|
|
|
/**
|
|
* Does a substring of shorttext exist within longtext such that the substring
|
|
* is at least half the length of longtext?
|
|
* Closure, but does not reference any external variables.
|
|
* @param {string} longtext Longer string.
|
|
* @param {string} shorttext Shorter string.
|
|
* @param {number} i Start index of quarter length substring within longtext.
|
|
* @return {Array.<string>} Five element Array, containing the prefix of
|
|
* longtext, the suffix of longtext, the prefix of shorttext, the suffix
|
|
* of shorttext and the common middle. Or null if there was no match.
|
|
* @private
|
|
*/
|
|
function diffHalfMatchI( longtext, shorttext, i ) {
|
|
var seed, j, bestCommon, prefixLength, suffixLength,
|
|
bestLongtextA, bestLongtextB, bestShorttextA, bestShorttextB;
|
|
// Start with a 1/4 length substring at position i as a seed.
|
|
seed = longtext.substring( i, i + Math.floor( longtext.length / 4 ) );
|
|
j = -1;
|
|
bestCommon = "";
|
|
while ( ( j = shorttext.indexOf( seed, j + 1 ) ) !== -1 ) {
|
|
prefixLength = dmp.diffCommonPrefix( longtext.substring( i ),
|
|
shorttext.substring( j ) );
|
|
suffixLength = dmp.diffCommonSuffix( longtext.substring( 0, i ),
|
|
shorttext.substring( 0, j ) );
|
|
if ( bestCommon.length < suffixLength + prefixLength ) {
|
|
bestCommon = shorttext.substring( j - suffixLength, j ) +
|
|
shorttext.substring( j, j + prefixLength );
|
|
bestLongtextA = longtext.substring( 0, i - suffixLength );
|
|
bestLongtextB = longtext.substring( i + prefixLength );
|
|
bestShorttextA = shorttext.substring( 0, j - suffixLength );
|
|
bestShorttextB = shorttext.substring( j + prefixLength );
|
|
}
|
|
}
|
|
if ( bestCommon.length * 2 >= longtext.length ) {
|
|
return [ bestLongtextA, bestLongtextB,
|
|
bestShorttextA, bestShorttextB, bestCommon
|
|
];
|
|
} else {
|
|
return null;
|
|
}
|
|
}
|
|
|
|
// First check if the second quarter is the seed for a half-match.
|
|
hm1 = diffHalfMatchI( longtext, shorttext,
|
|
Math.ceil( longtext.length / 4 ) );
|
|
// Check again based on the third quarter.
|
|
hm2 = diffHalfMatchI( longtext, shorttext,
|
|
Math.ceil( longtext.length / 2 ) );
|
|
if ( !hm1 && !hm2 ) {
|
|
return null;
|
|
} else if ( !hm2 ) {
|
|
hm = hm1;
|
|
} else if ( !hm1 ) {
|
|
hm = hm2;
|
|
} else {
|
|
// Both matched. Select the longest.
|
|
hm = hm1[ 4 ].length > hm2[ 4 ].length ? hm1 : hm2;
|
|
}
|
|
|
|
// A half-match was found, sort out the return data.
|
|
text1A, text1B, text2A, text2B;
|
|
if ( text1.length > text2.length ) {
|
|
text1A = hm[ 0 ];
|
|
text1B = hm[ 1 ];
|
|
text2A = hm[ 2 ];
|
|
text2B = hm[ 3 ];
|
|
} else {
|
|
text2A = hm[ 0 ];
|
|
text2B = hm[ 1 ];
|
|
text1A = hm[ 2 ];
|
|
text1B = hm[ 3 ];
|
|
}
|
|
midCommon = hm[ 4 ];
|
|
return [ text1A, text1B, text2A, text2B, midCommon ];
|
|
};
|
|
|
|
/**
|
|
* Do a quick line-level diff on both strings, then rediff the parts for
|
|
* greater accuracy.
|
|
* This speedup can produce non-minimal diffs.
|
|
* @param {string} text1 Old string to be diffed.
|
|
* @param {string} text2 New string to be diffed.
|
|
* @param {number} deadline Time when the diff should be complete by.
|
|
* @return {!Array.<!DiffMatchPatch.Diff>} Array of diff tuples.
|
|
* @private
|
|
*/
|
|
DiffMatchPatch.prototype.diffLineMode = function( text1, text2, deadline ) {
|
|
var a, diffs, linearray, pointer, countInsert,
|
|
countDelete, textInsert, textDelete, j;
|
|
// Scan the text on a line-by-line basis first.
|
|
a = this.diffLinesToChars( text1, text2 );
|
|
text1 = a.chars1;
|
|
text2 = a.chars2;
|
|
linearray = a.lineArray;
|
|
|
|
diffs = this.DiffMain( text1, text2, false, deadline );
|
|
|
|
// Convert the diff back to original text.
|
|
this.diffCharsToLines( diffs, linearray );
|
|
// Eliminate freak matches (e.g. blank lines)
|
|
this.diffCleanupSemantic( diffs );
|
|
|
|
// Rediff any replacement blocks, this time character-by-character.
|
|
// Add a dummy entry at the end.
|
|
diffs.push( [ DIFF_EQUAL, "" ] );
|
|
pointer = 0;
|
|
countDelete = 0;
|
|
countInsert = 0;
|
|
textDelete = "";
|
|
textInsert = "";
|
|
while ( pointer < diffs.length ) {
|
|
switch ( diffs[ pointer ][ 0 ] ) {
|
|
case DIFF_INSERT:
|
|
countInsert++;
|
|
textInsert += diffs[ pointer ][ 1 ];
|
|
break;
|
|
case DIFF_DELETE:
|
|
countDelete++;
|
|
textDelete += diffs[ pointer ][ 1 ];
|
|
break;
|
|
case DIFF_EQUAL:
|
|
// Upon reaching an equality, check for prior redundancies.
|
|
if ( countDelete >= 1 && countInsert >= 1 ) {
|
|
// Delete the offending records and add the merged ones.
|
|
diffs.splice( pointer - countDelete - countInsert,
|
|
countDelete + countInsert );
|
|
pointer = pointer - countDelete - countInsert;
|
|
a = this.DiffMain( textDelete, textInsert, false, deadline );
|
|
for ( j = a.length - 1; j >= 0; j-- ) {
|
|
diffs.splice( pointer, 0, a[ j ] );
|
|
}
|
|
pointer = pointer + a.length;
|
|
}
|
|
countInsert = 0;
|
|
countDelete = 0;
|
|
textDelete = "";
|
|
textInsert = "";
|
|
break;
|
|
}
|
|
pointer++;
|
|
}
|
|
diffs.pop(); // Remove the dummy entry at the end.
|
|
|
|
return diffs;
|
|
};
|
|
|
|
/**
|
|
* Find the 'middle snake' of a diff, split the problem in two
|
|
* and return the recursively constructed diff.
|
|
* See Myers 1986 paper: An O(ND) Difference Algorithm and Its Variations.
|
|
* @param {string} text1 Old string to be diffed.
|
|
* @param {string} text2 New string to be diffed.
|
|
* @param {number} deadline Time at which to bail if not yet complete.
|
|
* @return {!Array.<!DiffMatchPatch.Diff>} Array of diff tuples.
|
|
* @private
|
|
*/
|
|
DiffMatchPatch.prototype.diffBisect = function( text1, text2, deadline ) {
|
|
var text1Length, text2Length, maxD, vOffset, vLength,
|
|
v1, v2, x, delta, front, k1start, k1end, k2start,
|
|
k2end, k2Offset, k1Offset, x1, x2, y1, y2, d, k1, k2;
|
|
// Cache the text lengths to prevent multiple calls.
|
|
text1Length = text1.length;
|
|
text2Length = text2.length;
|
|
maxD = Math.ceil( ( text1Length + text2Length ) / 2 );
|
|
vOffset = maxD;
|
|
vLength = 2 * maxD;
|
|
v1 = new Array( vLength );
|
|
v2 = new Array( vLength );
|
|
// Setting all elements to -1 is faster in Chrome & Firefox than mixing
|
|
// integers and undefined.
|
|
for ( x = 0; x < vLength; x++ ) {
|
|
v1[ x ] = -1;
|
|
v2[ x ] = -1;
|
|
}
|
|
v1[ vOffset + 1 ] = 0;
|
|
v2[ vOffset + 1 ] = 0;
|
|
delta = text1Length - text2Length;
|
|
// If the total number of characters is odd, then the front path will collide
|
|
// with the reverse path.
|
|
front = ( delta % 2 !== 0 );
|
|
// Offsets for start and end of k loop.
|
|
// Prevents mapping of space beyond the grid.
|
|
k1start = 0;
|
|
k1end = 0;
|
|
k2start = 0;
|
|
k2end = 0;
|
|
for ( d = 0; d < maxD; d++ ) {
|
|
// Bail out if deadline is reached.
|
|
if ( ( new Date() ).getTime() > deadline ) {
|
|
break;
|
|
}
|
|
|
|
// Walk the front path one step.
|
|
for ( k1 = -d + k1start; k1 <= d - k1end; k1 += 2 ) {
|
|
k1Offset = vOffset + k1;
|
|
if ( k1 === -d || ( k1 !== d && v1[ k1Offset - 1 ] < v1[ k1Offset + 1 ] ) ) {
|
|
x1 = v1[ k1Offset + 1 ];
|
|
} else {
|
|
x1 = v1[ k1Offset - 1 ] + 1;
|
|
}
|
|
y1 = x1 - k1;
|
|
while ( x1 < text1Length && y1 < text2Length &&
|
|
text1.charAt( x1 ) === text2.charAt( y1 ) ) {
|
|
x1++;
|
|
y1++;
|
|
}
|
|
v1[ k1Offset ] = x1;
|
|
if ( x1 > text1Length ) {
|
|
// Ran off the right of the graph.
|
|
k1end += 2;
|
|
} else if ( y1 > text2Length ) {
|
|
// Ran off the bottom of the graph.
|
|
k1start += 2;
|
|
} else if ( front ) {
|
|
k2Offset = vOffset + delta - k1;
|
|
if ( k2Offset >= 0 && k2Offset < vLength && v2[ k2Offset ] !== -1 ) {
|
|
// Mirror x2 onto top-left coordinate system.
|
|
x2 = text1Length - v2[ k2Offset ];
|
|
if ( x1 >= x2 ) {
|
|
// Overlap detected.
|
|
return this.diffBisectSplit( text1, text2, x1, y1, deadline );
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Walk the reverse path one step.
|
|
for ( k2 = -d + k2start; k2 <= d - k2end; k2 += 2 ) {
|
|
k2Offset = vOffset + k2;
|
|
if ( k2 === -d || ( k2 !== d && v2[ k2Offset - 1 ] < v2[ k2Offset + 1 ] ) ) {
|
|
x2 = v2[ k2Offset + 1 ];
|
|
} else {
|
|
x2 = v2[ k2Offset - 1 ] + 1;
|
|
}
|
|
y2 = x2 - k2;
|
|
while ( x2 < text1Length && y2 < text2Length &&
|
|
text1.charAt( text1Length - x2 - 1 ) ===
|
|
text2.charAt( text2Length - y2 - 1 ) ) {
|
|
x2++;
|
|
y2++;
|
|
}
|
|
v2[ k2Offset ] = x2;
|
|
if ( x2 > text1Length ) {
|
|
// Ran off the left of the graph.
|
|
k2end += 2;
|
|
} else if ( y2 > text2Length ) {
|
|
// Ran off the top of the graph.
|
|
k2start += 2;
|
|
} else if ( !front ) {
|
|
k1Offset = vOffset + delta - k2;
|
|
if ( k1Offset >= 0 && k1Offset < vLength && v1[ k1Offset ] !== -1 ) {
|
|
x1 = v1[ k1Offset ];
|
|
y1 = vOffset + x1 - k1Offset;
|
|
// Mirror x2 onto top-left coordinate system.
|
|
x2 = text1Length - x2;
|
|
if ( x1 >= x2 ) {
|
|
// Overlap detected.
|
|
return this.diffBisectSplit( text1, text2, x1, y1, deadline );
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
// Diff took too long and hit the deadline or
|
|
// number of diffs equals number of characters, no commonality at all.
|
|
return [
|
|
[ DIFF_DELETE, text1 ],
|
|
[ DIFF_INSERT, text2 ]
|
|
];
|
|
};
|
|
|
|
/**
|
|
* Given the location of the 'middle snake', split the diff in two parts
|
|
* and recurse.
|
|
* @param {string} text1 Old string to be diffed.
|
|
* @param {string} text2 New string to be diffed.
|
|
* @param {number} x Index of split point in text1.
|
|
* @param {number} y Index of split point in text2.
|
|
* @param {number} deadline Time at which to bail if not yet complete.
|
|
* @return {!Array.<!DiffMatchPatch.Diff>} Array of diff tuples.
|
|
* @private
|
|
*/
|
|
DiffMatchPatch.prototype.diffBisectSplit = function( text1, text2, x, y, deadline ) {
|
|
var text1a, text1b, text2a, text2b, diffs, diffsb;
|
|
text1a = text1.substring( 0, x );
|
|
text2a = text2.substring( 0, y );
|
|
text1b = text1.substring( x );
|
|
text2b = text2.substring( y );
|
|
|
|
// Compute both diffs serially.
|
|
diffs = this.DiffMain( text1a, text2a, false, deadline );
|
|
diffsb = this.DiffMain( text1b, text2b, false, deadline );
|
|
|
|
return diffs.concat( diffsb );
|
|
};
|
|
|
|
/**
|
|
* Reduce the number of edits by eliminating semantically trivial equalities.
|
|
* @param {!Array.<!DiffMatchPatch.Diff>} diffs Array of diff tuples.
|
|
*/
|
|
DiffMatchPatch.prototype.diffCleanupSemantic = function( diffs ) {
|
|
var changes, equalities, equalitiesLength, lastequality,
|
|
pointer, lengthInsertions2, lengthDeletions2, lengthInsertions1,
|
|
lengthDeletions1, deletion, insertion, overlapLength1, overlapLength2;
|
|
changes = false;
|
|
equalities = []; // Stack of indices where equalities are found.
|
|
equalitiesLength = 0; // Keeping our own length var is faster in JS.
|
|
/** @type {?string} */
|
|
lastequality = null;
|
|
// Always equal to diffs[equalities[equalitiesLength - 1]][1]
|
|
pointer = 0; // Index of current position.
|
|
// Number of characters that changed prior to the equality.
|
|
lengthInsertions1 = 0;
|
|
lengthDeletions1 = 0;
|
|
// Number of characters that changed after the equality.
|
|
lengthInsertions2 = 0;
|
|
lengthDeletions2 = 0;
|
|
while ( pointer < diffs.length ) {
|
|
if ( diffs[ pointer ][ 0 ] === DIFF_EQUAL ) { // Equality found.
|
|
equalities[ equalitiesLength++ ] = pointer;
|
|
lengthInsertions1 = lengthInsertions2;
|
|
lengthDeletions1 = lengthDeletions2;
|
|
lengthInsertions2 = 0;
|
|
lengthDeletions2 = 0;
|
|
lastequality = diffs[ pointer ][ 1 ];
|
|
} else { // An insertion or deletion.
|
|
if ( diffs[ pointer ][ 0 ] === DIFF_INSERT ) {
|
|
lengthInsertions2 += diffs[ pointer ][ 1 ].length;
|
|
} else {
|
|
lengthDeletions2 += diffs[ pointer ][ 1 ].length;
|
|
}
|
|
// Eliminate an equality that is smaller or equal to the edits on both
|
|
// sides of it.
|
|
if ( lastequality && ( lastequality.length <=
|
|
Math.max( lengthInsertions1, lengthDeletions1 ) ) &&
|
|
( lastequality.length <= Math.max( lengthInsertions2,
|
|
lengthDeletions2 ) ) ) {
|
|
|
|
// Duplicate record.
|
|
diffs.splice(
|
|
equalities[ equalitiesLength - 1 ],
|
|
0,
|
|
[ DIFF_DELETE, lastequality ]
|
|
);
|
|
|
|
// Change second copy to insert.
|
|
diffs[ equalities[ equalitiesLength - 1 ] + 1 ][ 0 ] = DIFF_INSERT;
|
|
|
|
// Throw away the equality we just deleted.
|
|
equalitiesLength--;
|
|
|
|
// Throw away the previous equality (it needs to be reevaluated).
|
|
equalitiesLength--;
|
|
pointer = equalitiesLength > 0 ? equalities[ equalitiesLength - 1 ] : -1;
|
|
|
|
// Reset the counters.
|
|
lengthInsertions1 = 0;
|
|
lengthDeletions1 = 0;
|
|
lengthInsertions2 = 0;
|
|
lengthDeletions2 = 0;
|
|
lastequality = null;
|
|
changes = true;
|
|
}
|
|
}
|
|
pointer++;
|
|
}
|
|
|
|
// Normalize the diff.
|
|
if ( changes ) {
|
|
this.diffCleanupMerge( diffs );
|
|
}
|
|
|
|
// Find any overlaps between deletions and insertions.
|
|
// e.g: <del>abcxxx</del><ins>xxxdef</ins>
|
|
// -> <del>abc</del>xxx<ins>def</ins>
|
|
// e.g: <del>xxxabc</del><ins>defxxx</ins>
|
|
// -> <ins>def</ins>xxx<del>abc</del>
|
|
// Only extract an overlap if it is as big as the edit ahead or behind it.
|
|
pointer = 1;
|
|
while ( pointer < diffs.length ) {
|
|
if ( diffs[ pointer - 1 ][ 0 ] === DIFF_DELETE &&
|
|
diffs[ pointer ][ 0 ] === DIFF_INSERT ) {
|
|
deletion = diffs[ pointer - 1 ][ 1 ];
|
|
insertion = diffs[ pointer ][ 1 ];
|
|
overlapLength1 = this.diffCommonOverlap( deletion, insertion );
|
|
overlapLength2 = this.diffCommonOverlap( insertion, deletion );
|
|
if ( overlapLength1 >= overlapLength2 ) {
|
|
if ( overlapLength1 >= deletion.length / 2 ||
|
|
overlapLength1 >= insertion.length / 2 ) {
|
|
// Overlap found. Insert an equality and trim the surrounding edits.
|
|
diffs.splice(
|
|
pointer,
|
|
0,
|
|
[ DIFF_EQUAL, insertion.substring( 0, overlapLength1 ) ]
|
|
);
|
|
diffs[ pointer - 1 ][ 1 ] =
|
|
deletion.substring( 0, deletion.length - overlapLength1 );
|
|
diffs[ pointer + 1 ][ 1 ] = insertion.substring( overlapLength1 );
|
|
pointer++;
|
|
}
|
|
} else {
|
|
if ( overlapLength2 >= deletion.length / 2 ||
|
|
overlapLength2 >= insertion.length / 2 ) {
|
|
|
|
// Reverse overlap found.
|
|
// Insert an equality and swap and trim the surrounding edits.
|
|
diffs.splice(
|
|
pointer,
|
|
0,
|
|
[ DIFF_EQUAL, deletion.substring( 0, overlapLength2 ) ]
|
|
);
|
|
|
|
diffs[ pointer - 1 ][ 0 ] = DIFF_INSERT;
|
|
diffs[ pointer - 1 ][ 1 ] =
|
|
insertion.substring( 0, insertion.length - overlapLength2 );
|
|
diffs[ pointer + 1 ][ 0 ] = DIFF_DELETE;
|
|
diffs[ pointer + 1 ][ 1 ] =
|
|
deletion.substring( overlapLength2 );
|
|
pointer++;
|
|
}
|
|
}
|
|
pointer++;
|
|
}
|
|
pointer++;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Determine if the suffix of one string is the prefix of another.
|
|
* @param {string} text1 First string.
|
|
* @param {string} text2 Second string.
|
|
* @return {number} The number of characters common to the end of the first
|
|
* string and the start of the second string.
|
|
* @private
|
|
*/
|
|
DiffMatchPatch.prototype.diffCommonOverlap = function( text1, text2 ) {
|
|
var text1Length, text2Length, textLength,
|
|
best, length, pattern, found;
|
|
// Cache the text lengths to prevent multiple calls.
|
|
text1Length = text1.length;
|
|
text2Length = text2.length;
|
|
// Eliminate the null case.
|
|
if ( text1Length === 0 || text2Length === 0 ) {
|
|
return 0;
|
|
}
|
|
// Truncate the longer string.
|
|
if ( text1Length > text2Length ) {
|
|
text1 = text1.substring( text1Length - text2Length );
|
|
} else if ( text1Length < text2Length ) {
|
|
text2 = text2.substring( 0, text1Length );
|
|
}
|
|
textLength = Math.min( text1Length, text2Length );
|
|
// Quick check for the worst case.
|
|
if ( text1 === text2 ) {
|
|
return textLength;
|
|
}
|
|
|
|
// Start by looking for a single character match
|
|
// and increase length until no match is found.
|
|
// Performance analysis: http://neil.fraser.name/news/2010/11/04/
|
|
best = 0;
|
|
length = 1;
|
|
while ( true ) {
|
|
pattern = text1.substring( textLength - length );
|
|
found = text2.indexOf( pattern );
|
|
if ( found === -1 ) {
|
|
return best;
|
|
}
|
|
length += found;
|
|
if ( found === 0 || text1.substring( textLength - length ) ===
|
|
text2.substring( 0, length ) ) {
|
|
best = length;
|
|
length++;
|
|
}
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Split two texts into an array of strings. Reduce the texts to a string of
|
|
* hashes where each Unicode character represents one line.
|
|
* @param {string} text1 First string.
|
|
* @param {string} text2 Second string.
|
|
* @return {{chars1: string, chars2: string, lineArray: !Array.<string>}}
|
|
* An object containing the encoded text1, the encoded text2 and
|
|
* the array of unique strings.
|
|
* The zeroth element of the array of unique strings is intentionally blank.
|
|
* @private
|
|
*/
|
|
DiffMatchPatch.prototype.diffLinesToChars = function( text1, text2 ) {
|
|
var lineArray, lineHash, chars1, chars2;
|
|
lineArray = []; // e.g. lineArray[4] === 'Hello\n'
|
|
lineHash = {}; // e.g. lineHash['Hello\n'] === 4
|
|
|
|
// '\x00' is a valid character, but various debuggers don't like it.
|
|
// So we'll insert a junk entry to avoid generating a null character.
|
|
lineArray[ 0 ] = "";
|
|
|
|
/**
|
|
* Split a text into an array of strings. Reduce the texts to a string of
|
|
* hashes where each Unicode character represents one line.
|
|
* Modifies linearray and linehash through being a closure.
|
|
* @param {string} text String to encode.
|
|
* @return {string} Encoded string.
|
|
* @private
|
|
*/
|
|
function diffLinesToCharsMunge( text ) {
|
|
var chars, lineStart, lineEnd, lineArrayLength, line;
|
|
chars = "";
|
|
// Walk the text, pulling out a substring for each line.
|
|
// text.split('\n') would would temporarily double our memory footprint.
|
|
// Modifying text would create many large strings to garbage collect.
|
|
lineStart = 0;
|
|
lineEnd = -1;
|
|
// Keeping our own length variable is faster than looking it up.
|
|
lineArrayLength = lineArray.length;
|
|
while ( lineEnd < text.length - 1 ) {
|
|
lineEnd = text.indexOf( "\n", lineStart );
|
|
if ( lineEnd === -1 ) {
|
|
lineEnd = text.length - 1;
|
|
}
|
|
line = text.substring( lineStart, lineEnd + 1 );
|
|
lineStart = lineEnd + 1;
|
|
|
|
if ( lineHash.hasOwnProperty ? lineHash.hasOwnProperty( line ) :
|
|
( lineHash[ line ] !== undefined ) ) {
|
|
chars += String.fromCharCode( lineHash[ line ] );
|
|
} else {
|
|
chars += String.fromCharCode( lineArrayLength );
|
|
lineHash[ line ] = lineArrayLength;
|
|
lineArray[ lineArrayLength++ ] = line;
|
|
}
|
|
}
|
|
return chars;
|
|
}
|
|
|
|
chars1 = diffLinesToCharsMunge( text1 );
|
|
chars2 = diffLinesToCharsMunge( text2 );
|
|
return {
|
|
chars1: chars1,
|
|
chars2: chars2,
|
|
lineArray: lineArray
|
|
};
|
|
};
|
|
|
|
/**
|
|
* Rehydrate the text in a diff from a string of line hashes to real lines of
|
|
* text.
|
|
* @param {!Array.<!DiffMatchPatch.Diff>} diffs Array of diff tuples.
|
|
* @param {!Array.<string>} lineArray Array of unique strings.
|
|
* @private
|
|
*/
|
|
DiffMatchPatch.prototype.diffCharsToLines = function( diffs, lineArray ) {
|
|
var x, chars, text, y;
|
|
for ( x = 0; x < diffs.length; x++ ) {
|
|
chars = diffs[ x ][ 1 ];
|
|
text = [];
|
|
for ( y = 0; y < chars.length; y++ ) {
|
|
text[ y ] = lineArray[ chars.charCodeAt( y ) ];
|
|
}
|
|
diffs[ x ][ 1 ] = text.join( "" );
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Reorder and merge like edit sections. Merge equalities.
|
|
* Any edit section can move as long as it doesn't cross an equality.
|
|
* @param {!Array.<!DiffMatchPatch.Diff>} diffs Array of diff tuples.
|
|
*/
|
|
DiffMatchPatch.prototype.diffCleanupMerge = function( diffs ) {
|
|
var pointer, countDelete, countInsert, textInsert, textDelete,
|
|
commonlength, changes, diffPointer, position;
|
|
diffs.push( [ DIFF_EQUAL, "" ] ); // Add a dummy entry at the end.
|
|
pointer = 0;
|
|
countDelete = 0;
|
|
countInsert = 0;
|
|
textDelete = "";
|
|
textInsert = "";
|
|
commonlength;
|
|
while ( pointer < diffs.length ) {
|
|
switch ( diffs[ pointer ][ 0 ] ) {
|
|
case DIFF_INSERT:
|
|
countInsert++;
|
|
textInsert += diffs[ pointer ][ 1 ];
|
|
pointer++;
|
|
break;
|
|
case DIFF_DELETE:
|
|
countDelete++;
|
|
textDelete += diffs[ pointer ][ 1 ];
|
|
pointer++;
|
|
break;
|
|
case DIFF_EQUAL:
|
|
// Upon reaching an equality, check for prior redundancies.
|
|
if ( countDelete + countInsert > 1 ) {
|
|
if ( countDelete !== 0 && countInsert !== 0 ) {
|
|
// Factor out any common prefixies.
|
|
commonlength = this.diffCommonPrefix( textInsert, textDelete );
|
|
if ( commonlength !== 0 ) {
|
|
if ( ( pointer - countDelete - countInsert ) > 0 &&
|
|
diffs[ pointer - countDelete - countInsert - 1 ][ 0 ] ===
|
|
DIFF_EQUAL ) {
|
|
diffs[ pointer - countDelete - countInsert - 1 ][ 1 ] +=
|
|
textInsert.substring( 0, commonlength );
|
|
} else {
|
|
diffs.splice( 0, 0, [ DIFF_EQUAL,
|
|
textInsert.substring( 0, commonlength )
|
|
] );
|
|
pointer++;
|
|
}
|
|
textInsert = textInsert.substring( commonlength );
|
|
textDelete = textDelete.substring( commonlength );
|
|
}
|
|
// Factor out any common suffixies.
|
|
commonlength = this.diffCommonSuffix( textInsert, textDelete );
|
|
if ( commonlength !== 0 ) {
|
|
diffs[ pointer ][ 1 ] = textInsert.substring( textInsert.length -
|
|
commonlength ) + diffs[ pointer ][ 1 ];
|
|
textInsert = textInsert.substring( 0, textInsert.length -
|
|
commonlength );
|
|
textDelete = textDelete.substring( 0, textDelete.length -
|
|
commonlength );
|
|
}
|
|
}
|
|
// Delete the offending records and add the merged ones.
|
|
if ( countDelete === 0 ) {
|
|
diffs.splice( pointer - countInsert,
|
|
countDelete + countInsert, [ DIFF_INSERT, textInsert ] );
|
|
} else if ( countInsert === 0 ) {
|
|
diffs.splice( pointer - countDelete,
|
|
countDelete + countInsert, [ DIFF_DELETE, textDelete ] );
|
|
} else {
|
|
diffs.splice(
|
|
pointer - countDelete - countInsert,
|
|
countDelete + countInsert,
|
|
[ DIFF_DELETE, textDelete ], [ DIFF_INSERT, textInsert ]
|
|
);
|
|
}
|
|
pointer = pointer - countDelete - countInsert +
|
|
( countDelete ? 1 : 0 ) + ( countInsert ? 1 : 0 ) + 1;
|
|
} else if ( pointer !== 0 && diffs[ pointer - 1 ][ 0 ] === DIFF_EQUAL ) {
|
|
|
|
// Merge this equality with the previous one.
|
|
diffs[ pointer - 1 ][ 1 ] += diffs[ pointer ][ 1 ];
|
|
diffs.splice( pointer, 1 );
|
|
} else {
|
|
pointer++;
|
|
}
|
|
countInsert = 0;
|
|
countDelete = 0;
|
|
textDelete = "";
|
|
textInsert = "";
|
|
break;
|
|
}
|
|
}
|
|
if ( diffs[ diffs.length - 1 ][ 1 ] === "" ) {
|
|
diffs.pop(); // Remove the dummy entry at the end.
|
|
}
|
|
|
|
// Second pass: look for single edits surrounded on both sides by equalities
|
|
// which can be shifted sideways to eliminate an equality.
|
|
// e.g: A<ins>BA</ins>C -> <ins>AB</ins>AC
|
|
changes = false;
|
|
pointer = 1;
|
|
|
|
// Intentionally ignore the first and last element (don't need checking).
|
|
while ( pointer < diffs.length - 1 ) {
|
|
if ( diffs[ pointer - 1 ][ 0 ] === DIFF_EQUAL &&
|
|
diffs[ pointer + 1 ][ 0 ] === DIFF_EQUAL ) {
|
|
|
|
diffPointer = diffs[ pointer ][ 1 ];
|
|
position = diffPointer.substring(
|
|
diffPointer.length - diffs[ pointer - 1 ][ 1 ].length
|
|
);
|
|
|
|
// This is a single edit surrounded by equalities.
|
|
if ( position === diffs[ pointer - 1 ][ 1 ] ) {
|
|
|
|
// Shift the edit over the previous equality.
|
|
diffs[ pointer ][ 1 ] = diffs[ pointer - 1 ][ 1 ] +
|
|
diffs[ pointer ][ 1 ].substring( 0, diffs[ pointer ][ 1 ].length -
|
|
diffs[ pointer - 1 ][ 1 ].length );
|
|
diffs[ pointer + 1 ][ 1 ] =
|
|
diffs[ pointer - 1 ][ 1 ] + diffs[ pointer + 1 ][ 1 ];
|
|
diffs.splice( pointer - 1, 1 );
|
|
changes = true;
|
|
} else if ( diffPointer.substring( 0, diffs[ pointer + 1 ][ 1 ].length ) ===
|
|
diffs[ pointer + 1 ][ 1 ] ) {
|
|
|
|
// Shift the edit over the next equality.
|
|
diffs[ pointer - 1 ][ 1 ] += diffs[ pointer + 1 ][ 1 ];
|
|
diffs[ pointer ][ 1 ] =
|
|
diffs[ pointer ][ 1 ].substring( diffs[ pointer + 1 ][ 1 ].length ) +
|
|
diffs[ pointer + 1 ][ 1 ];
|
|
diffs.splice( pointer + 1, 1 );
|
|
changes = true;
|
|
}
|
|
}
|
|
pointer++;
|
|
}
|
|
// If shifts were made, the diff needs reordering and another shift sweep.
|
|
if ( changes ) {
|
|
this.diffCleanupMerge( diffs );
|
|
}
|
|
};
|
|
|
|
return function( o, n ) {
|
|
var diff, output, text;
|
|
diff = new DiffMatchPatch();
|
|
output = diff.DiffMain( o, n );
|
|
diff.diffCleanupEfficiency( output );
|
|
text = diff.diffPrettyHtml( output );
|
|
|
|
return text;
|
|
};
|
|
}() );
|
|
|
|
// Get a reference to the global object, like window in browsers
|
|
}( (function() {
|
|
return this;
|
|
})() ));
|
|
|
|
(function() {
|
|
|
|
// Don't load the HTML Reporter on non-Browser environments
|
|
if ( typeof window === "undefined" || !window.document ) {
|
|
return;
|
|
}
|
|
|
|
// Deprecated QUnit.init - Ref #530
|
|
// Re-initialize the configuration options
|
|
QUnit.init = function() {
|
|
var tests, banner, result, qunit,
|
|
config = QUnit.config;
|
|
|
|
config.stats = { all: 0, bad: 0 };
|
|
config.moduleStats = { all: 0, bad: 0 };
|
|
config.started = 0;
|
|
config.updateRate = 1000;
|
|
config.blocking = false;
|
|
config.autostart = true;
|
|
config.autorun = false;
|
|
config.filter = "";
|
|
config.queue = [];
|
|
|
|
// Return on non-browser environments
|
|
// This is necessary to not break on node tests
|
|
if ( typeof window === "undefined" ) {
|
|
return;
|
|
}
|
|
|
|
qunit = id( "qunit" );
|
|
if ( qunit ) {
|
|
qunit.innerHTML =
|
|
"<h1 id='qunit-header'>" + escapeText( document.title ) + "</h1>" +
|
|
"<h2 id='qunit-banner'></h2>" +
|
|
"<div id='qunit-testrunner-toolbar'></div>" +
|
|
"<h2 id='qunit-userAgent'></h2>" +
|
|
"<ol id='qunit-tests'></ol>";
|
|
}
|
|
|
|
tests = id( "qunit-tests" );
|
|
banner = id( "qunit-banner" );
|
|
result = id( "qunit-testresult" );
|
|
|
|
if ( tests ) {
|
|
tests.innerHTML = "";
|
|
}
|
|
|
|
if ( banner ) {
|
|
banner.className = "";
|
|
}
|
|
|
|
if ( result ) {
|
|
result.parentNode.removeChild( result );
|
|
}
|
|
|
|
if ( tests ) {
|
|
result = document.createElement( "p" );
|
|
result.id = "qunit-testresult";
|
|
result.className = "result";
|
|
tests.parentNode.insertBefore( result, tests );
|
|
result.innerHTML = "Running...<br /> ";
|
|
}
|
|
};
|
|
|
|
var config = QUnit.config,
|
|
collapseNext = false,
|
|
hasOwn = Object.prototype.hasOwnProperty,
|
|
defined = {
|
|
document: window.document !== undefined,
|
|
sessionStorage: (function() {
|
|
var x = "qunit-test-string";
|
|
try {
|
|
sessionStorage.setItem( x, x );
|
|
sessionStorage.removeItem( x );
|
|
return true;
|
|
} catch ( e ) {
|
|
return false;
|
|
}
|
|
}())
|
|
},
|
|
modulesList = [];
|
|
|
|
/**
|
|
* Escape text for attribute or text content.
|
|
*/
|
|
function escapeText( s ) {
|
|
if ( !s ) {
|
|
return "";
|
|
}
|
|
s = s + "";
|
|
|
|
// Both single quotes and double quotes (for attributes)
|
|
return s.replace( /['"<>&]/g, function( s ) {
|
|
switch ( s ) {
|
|
case "'":
|
|
return "'";
|
|
case "\"":
|
|
return """;
|
|
case "<":
|
|
return "<";
|
|
case ">":
|
|
return ">";
|
|
case "&":
|
|
return "&";
|
|
}
|
|
});
|
|
}
|
|
|
|
/**
|
|
* @param {HTMLElement} elem
|
|
* @param {string} type
|
|
* @param {Function} fn
|
|
*/
|
|
function addEvent( elem, type, fn ) {
|
|
if ( elem.addEventListener ) {
|
|
|
|
// Standards-based browsers
|
|
elem.addEventListener( type, fn, false );
|
|
} else if ( elem.attachEvent ) {
|
|
|
|
// support: IE <9
|
|
elem.attachEvent( "on" + type, function() {
|
|
var event = window.event;
|
|
if ( !event.target ) {
|
|
event.target = event.srcElement || document;
|
|
}
|
|
|
|
fn.call( elem, event );
|
|
});
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param {Array|NodeList} elems
|
|
* @param {string} type
|
|
* @param {Function} fn
|
|
*/
|
|
function addEvents( elems, type, fn ) {
|
|
var i = elems.length;
|
|
while ( i-- ) {
|
|
addEvent( elems[ i ], type, fn );
|
|
}
|
|
}
|
|
|
|
function hasClass( elem, name ) {
|
|
return ( " " + elem.className + " " ).indexOf( " " + name + " " ) >= 0;
|
|
}
|
|
|
|
function addClass( elem, name ) {
|
|
if ( !hasClass( elem, name ) ) {
|
|
elem.className += ( elem.className ? " " : "" ) + name;
|
|
}
|
|
}
|
|
|
|
function toggleClass( elem, name ) {
|
|
if ( hasClass( elem, name ) ) {
|
|
removeClass( elem, name );
|
|
} else {
|
|
addClass( elem, name );
|
|
}
|
|
}
|
|
|
|
function removeClass( elem, name ) {
|
|
var set = " " + elem.className + " ";
|
|
|
|
// Class name may appear multiple times
|
|
while ( set.indexOf( " " + name + " " ) >= 0 ) {
|
|
set = set.replace( " " + name + " ", " " );
|
|
}
|
|
|
|
// trim for prettiness
|
|
elem.className = typeof set.trim === "function" ? set.trim() : set.replace( /^\s+|\s+$/g, "" );
|
|
}
|
|
|
|
function id( name ) {
|
|
return defined.document && document.getElementById && document.getElementById( name );
|
|
}
|
|
|
|
function getUrlConfigHtml() {
|
|
var i, j, val,
|
|
escaped, escapedTooltip,
|
|
selection = false,
|
|
len = config.urlConfig.length,
|
|
urlConfigHtml = "";
|
|
|
|
for ( i = 0; i < len; i++ ) {
|
|
val = config.urlConfig[ i ];
|
|
if ( typeof val === "string" ) {
|
|
val = {
|
|
id: val,
|
|
label: val
|
|
};
|
|
}
|
|
|
|
escaped = escapeText( val.id );
|
|
escapedTooltip = escapeText( val.tooltip );
|
|
|
|
if ( config[ val.id ] === undefined ) {
|
|
config[ val.id ] = QUnit.urlParams[ val.id ];
|
|
}
|
|
|
|
if ( !val.value || typeof val.value === "string" ) {
|
|
urlConfigHtml += "<input id='qunit-urlconfig-" + escaped +
|
|
"' name='" + escaped + "' type='checkbox'" +
|
|
( val.value ? " value='" + escapeText( val.value ) + "'" : "" ) +
|
|
( config[ val.id ] ? " checked='checked'" : "" ) +
|
|
" title='" + escapedTooltip + "' /><label for='qunit-urlconfig-" + escaped +
|
|
"' title='" + escapedTooltip + "'>" + val.label + "</label>";
|
|
} else {
|
|
urlConfigHtml += "<label for='qunit-urlconfig-" + escaped +
|
|
"' title='" + escapedTooltip + "'>" + val.label +
|
|
": </label><select id='qunit-urlconfig-" + escaped +
|
|
"' name='" + escaped + "' title='" + escapedTooltip + "'><option></option>";
|
|
|
|
if ( QUnit.is( "array", val.value ) ) {
|
|
for ( j = 0; j < val.value.length; j++ ) {
|
|
escaped = escapeText( val.value[ j ] );
|
|
urlConfigHtml += "<option value='" + escaped + "'" +
|
|
( config[ val.id ] === val.value[ j ] ?
|
|
( selection = true ) && " selected='selected'" : "" ) +
|
|
">" + escaped + "</option>";
|
|
}
|
|
} else {
|
|
for ( j in val.value ) {
|
|
if ( hasOwn.call( val.value, j ) ) {
|
|
urlConfigHtml += "<option value='" + escapeText( j ) + "'" +
|
|
( config[ val.id ] === j ?
|
|
( selection = true ) && " selected='selected'" : "" ) +
|
|
">" + escapeText( val.value[ j ] ) + "</option>";
|
|
}
|
|
}
|
|
}
|
|
if ( config[ val.id ] && !selection ) {
|
|
escaped = escapeText( config[ val.id ] );
|
|
urlConfigHtml += "<option value='" + escaped +
|
|
"' selected='selected' disabled='disabled'>" + escaped + "</option>";
|
|
}
|
|
urlConfigHtml += "</select>";
|
|
}
|
|
}
|
|
|
|
return urlConfigHtml;
|
|
}
|
|
|
|
// Handle "click" events on toolbar checkboxes and "change" for select menus.
|
|
// Updates the URL with the new state of `config.urlConfig` values.
|
|
function toolbarChanged() {
|
|
var updatedUrl, value,
|
|
field = this,
|
|
params = {};
|
|
|
|
// Detect if field is a select menu or a checkbox
|
|
if ( "selectedIndex" in field ) {
|
|
value = field.options[ field.selectedIndex ].value || undefined;
|
|
} else {
|
|
value = field.checked ? ( field.defaultValue || true ) : undefined;
|
|
}
|
|
|
|
params[ field.name ] = value;
|
|
updatedUrl = setUrl( params );
|
|
|
|
if ( "hidepassed" === field.name && "replaceState" in window.history ) {
|
|
config[ field.name ] = value || false;
|
|
if ( value ) {
|
|
addClass( id( "qunit-tests" ), "hidepass" );
|
|
} else {
|
|
removeClass( id( "qunit-tests" ), "hidepass" );
|
|
}
|
|
|
|
// It is not necessary to refresh the whole page
|
|
window.history.replaceState( null, "", updatedUrl );
|
|
} else {
|
|
window.location = updatedUrl;
|
|
}
|
|
}
|
|
|
|
function setUrl( params ) {
|
|
var key,
|
|
querystring = "?";
|
|
|
|
params = QUnit.extend( QUnit.extend( {}, QUnit.urlParams ), params );
|
|
|
|
for ( key in params ) {
|
|
if ( hasOwn.call( params, key ) ) {
|
|
if ( params[ key ] === undefined ) {
|
|
continue;
|
|
}
|
|
querystring += encodeURIComponent( key );
|
|
if ( params[ key ] !== true ) {
|
|
querystring += "=" + encodeURIComponent( params[ key ] );
|
|
}
|
|
querystring += "&";
|
|
}
|
|
}
|
|
return location.protocol + "//" + location.host +
|
|
location.pathname + querystring.slice( 0, -1 );
|
|
}
|
|
|
|
function applyUrlParams() {
|
|
var selectedModule,
|
|
modulesList = id( "qunit-modulefilter" ),
|
|
filter = id( "qunit-filter-input" ).value;
|
|
|
|
selectedModule = modulesList ?
|
|
decodeURIComponent( modulesList.options[ modulesList.selectedIndex ].value ) :
|
|
undefined;
|
|
|
|
window.location = setUrl({
|
|
module: ( selectedModule === "" ) ? undefined : selectedModule,
|
|
filter: ( filter === "" ) ? undefined : filter,
|
|
|
|
// Remove testId filter
|
|
testId: undefined
|
|
});
|
|
}
|
|
|
|
function toolbarUrlConfigContainer() {
|
|
var urlConfigContainer = document.createElement( "span" );
|
|
|
|
urlConfigContainer.innerHTML = getUrlConfigHtml();
|
|
addClass( urlConfigContainer, "qunit-url-config" );
|
|
|
|
// For oldIE support:
|
|
// * Add handlers to the individual elements instead of the container
|
|
// * Use "click" instead of "change" for checkboxes
|
|
addEvents( urlConfigContainer.getElementsByTagName( "input" ), "click", toolbarChanged );
|
|
addEvents( urlConfigContainer.getElementsByTagName( "select" ), "change", toolbarChanged );
|
|
|
|
return urlConfigContainer;
|
|
}
|
|
|
|
function toolbarLooseFilter() {
|
|
var filter = document.createElement( "form" ),
|
|
label = document.createElement( "label" ),
|
|
input = document.createElement( "input" ),
|
|
button = document.createElement( "button" );
|
|
|
|
addClass( filter, "qunit-filter" );
|
|
|
|
label.innerHTML = "Filter: ";
|
|
|
|
input.type = "text";
|
|
input.value = config.filter || "";
|
|
input.name = "filter";
|
|
input.id = "qunit-filter-input";
|
|
|
|
button.innerHTML = "Go";
|
|
|
|
label.appendChild( input );
|
|
|
|
filter.appendChild( label );
|
|
filter.appendChild( button );
|
|
addEvent( filter, "submit", function( ev ) {
|
|
applyUrlParams();
|
|
|
|
if ( ev && ev.preventDefault ) {
|
|
ev.preventDefault();
|
|
}
|
|
|
|
return false;
|
|
});
|
|
|
|
return filter;
|
|
}
|
|
|
|
function toolbarModuleFilterHtml() {
|
|
var i,
|
|
moduleFilterHtml = "";
|
|
|
|
if ( !modulesList.length ) {
|
|
return false;
|
|
}
|
|
|
|
modulesList.sort(function( a, b ) {
|
|
return a.localeCompare( b );
|
|
});
|
|
|
|
moduleFilterHtml += "<label for='qunit-modulefilter'>Module: </label>" +
|
|
"<select id='qunit-modulefilter' name='modulefilter'><option value='' " +
|
|
( QUnit.urlParams.module === undefined ? "selected='selected'" : "" ) +
|
|
">< All Modules ></option>";
|
|
|
|
for ( i = 0; i < modulesList.length; i++ ) {
|
|
moduleFilterHtml += "<option value='" +
|
|
escapeText( encodeURIComponent( modulesList[ i ] ) ) + "' " +
|
|
( QUnit.urlParams.module === modulesList[ i ] ? "selected='selected'" : "" ) +
|
|
">" + escapeText( modulesList[ i ] ) + "</option>";
|
|
}
|
|
moduleFilterHtml += "</select>";
|
|
|
|
return moduleFilterHtml;
|
|
}
|
|
|
|
function toolbarModuleFilter() {
|
|
var toolbar = id( "qunit-testrunner-toolbar" ),
|
|
moduleFilter = document.createElement( "span" ),
|
|
moduleFilterHtml = toolbarModuleFilterHtml();
|
|
|
|
if ( !toolbar || !moduleFilterHtml ) {
|
|
return false;
|
|
}
|
|
|
|
moduleFilter.setAttribute( "id", "qunit-modulefilter-container" );
|
|
moduleFilter.innerHTML = moduleFilterHtml;
|
|
|
|
addEvent( moduleFilter.lastChild, "change", applyUrlParams );
|
|
|
|
toolbar.appendChild( moduleFilter );
|
|
}
|
|
|
|
function appendToolbar() {
|
|
var toolbar = id( "qunit-testrunner-toolbar" );
|
|
|
|
if ( toolbar ) {
|
|
toolbar.appendChild( toolbarUrlConfigContainer() );
|
|
toolbar.appendChild( toolbarLooseFilter() );
|
|
}
|
|
}
|
|
|
|
function appendHeader() {
|
|
var header = id( "qunit-header" );
|
|
|
|
if ( header ) {
|
|
header.innerHTML = "<a href='" +
|
|
setUrl({ filter: undefined, module: undefined, testId: undefined }) +
|
|
"'>" + header.innerHTML + "</a> ";
|
|
}
|
|
}
|
|
|
|
function appendBanner() {
|
|
var banner = id( "qunit-banner" );
|
|
|
|
if ( banner ) {
|
|
banner.className = "";
|
|
}
|
|
}
|
|
|
|
function appendTestResults() {
|
|
var tests = id( "qunit-tests" ),
|
|
result = id( "qunit-testresult" );
|
|
|
|
if ( result ) {
|
|
result.parentNode.removeChild( result );
|
|
}
|
|
|
|
if ( tests ) {
|
|
tests.innerHTML = "";
|
|
result = document.createElement( "p" );
|
|
result.id = "qunit-testresult";
|
|
result.className = "result";
|
|
tests.parentNode.insertBefore( result, tests );
|
|
result.innerHTML = "Running...<br /> ";
|
|
}
|
|
}
|
|
|
|
function storeFixture() {
|
|
var fixture = id( "qunit-fixture" );
|
|
if ( fixture ) {
|
|
config.fixture = fixture.innerHTML;
|
|
}
|
|
}
|
|
|
|
function appendFilteredTest() {
|
|
var testId = QUnit.config.testId;
|
|
if ( !testId || testId.length <= 0 ) {
|
|
return "";
|
|
}
|
|
return "<div id='qunit-filteredTest'>Rerunning selected tests: " + testId.join(", ") +
|
|
" <a id='qunit-clearFilter' href='" +
|
|
setUrl({ filter: undefined, module: undefined, testId: undefined }) +
|
|
"'>" + "Run all tests" + "</a></div>";
|
|
}
|
|
|
|
function appendUserAgent() {
|
|
var userAgent = id( "qunit-userAgent" );
|
|
|
|
if ( userAgent ) {
|
|
userAgent.innerHTML = "";
|
|
userAgent.appendChild(
|
|
document.createTextNode(
|
|
"QUnit " + QUnit.version + "; " + navigator.userAgent
|
|
)
|
|
);
|
|
}
|
|
}
|
|
|
|
function appendTestsList( modules ) {
|
|
var i, l, x, z, test, moduleObj;
|
|
|
|
for ( i = 0, l = modules.length; i < l; i++ ) {
|
|
moduleObj = modules[ i ];
|
|
|
|
if ( moduleObj.name ) {
|
|
modulesList.push( moduleObj.name );
|
|
}
|
|
|
|
for ( x = 0, z = moduleObj.tests.length; x < z; x++ ) {
|
|
test = moduleObj.tests[ x ];
|
|
|
|
appendTest( test.name, test.testId, moduleObj.name );
|
|
}
|
|
}
|
|
}
|
|
|
|
function appendTest( name, testId, moduleName ) {
|
|
var title, rerunTrigger, testBlock, assertList,
|
|
tests = id( "qunit-tests" );
|
|
|
|
if ( !tests ) {
|
|
return;
|
|
}
|
|
|
|
title = document.createElement( "strong" );
|
|
title.innerHTML = getNameHtml( name, moduleName );
|
|
|
|
rerunTrigger = document.createElement( "a" );
|
|
rerunTrigger.innerHTML = "Rerun";
|
|
rerunTrigger.href = setUrl({ testId: testId });
|
|
|
|
testBlock = document.createElement( "li" );
|
|
testBlock.appendChild( title );
|
|
testBlock.appendChild( rerunTrigger );
|
|
testBlock.id = "qunit-test-output-" + testId;
|
|
|
|
assertList = document.createElement( "ol" );
|
|
assertList.className = "qunit-assert-list";
|
|
|
|
testBlock.appendChild( assertList );
|
|
|
|
tests.appendChild( testBlock );
|
|
}
|
|
|
|
// HTML Reporter initialization and load
|
|
QUnit.begin(function( details ) {
|
|
var qunit = id( "qunit" );
|
|
|
|
// Fixture is the only one necessary to run without the #qunit element
|
|
storeFixture();
|
|
|
|
if ( qunit ) {
|
|
qunit.innerHTML =
|
|
"<h1 id='qunit-header'>" + escapeText( document.title ) + "</h1>" +
|
|
"<h2 id='qunit-banner'></h2>" +
|
|
"<div id='qunit-testrunner-toolbar'></div>" +
|
|
appendFilteredTest() +
|
|
"<h2 id='qunit-userAgent'></h2>" +
|
|
"<ol id='qunit-tests'></ol>";
|
|
}
|
|
|
|
appendHeader();
|
|
appendBanner();
|
|
appendTestResults();
|
|
appendUserAgent();
|
|
appendToolbar();
|
|
appendTestsList( details.modules );
|
|
toolbarModuleFilter();
|
|
|
|
if ( qunit && config.hidepassed ) {
|
|
addClass( qunit.lastChild, "hidepass" );
|
|
}
|
|
});
|
|
|
|
QUnit.done(function( details ) {
|
|
var i, key,
|
|
banner = id( "qunit-banner" ),
|
|
tests = id( "qunit-tests" ),
|
|
html = [
|
|
"Tests completed in ",
|
|
details.runtime,
|
|
" milliseconds.<br />",
|
|
"<span class='passed'>",
|
|
details.passed,
|
|
"</span> assertions of <span class='total'>",
|
|
details.total,
|
|
"</span> passed, <span class='failed'>",
|
|
details.failed,
|
|
"</span> failed."
|
|
].join( "" );
|
|
|
|
if ( banner ) {
|
|
banner.className = details.failed ? "qunit-fail" : "qunit-pass";
|
|
}
|
|
|
|
if ( tests ) {
|
|
id( "qunit-testresult" ).innerHTML = html;
|
|
}
|
|
|
|
if ( config.altertitle && defined.document && document.title ) {
|
|
|
|
// show ✖ for good, ✔ for bad suite result in title
|
|
// use escape sequences in case file gets loaded with non-utf-8-charset
|
|
document.title = [
|
|
( details.failed ? "\u2716" : "\u2714" ),
|
|
document.title.replace( /^[\u2714\u2716] /i, "" )
|
|
].join( " " );
|
|
}
|
|
|
|
// clear own sessionStorage items if all tests passed
|
|
if ( config.reorder && defined.sessionStorage && details.failed === 0 ) {
|
|
for ( i = 0; i < sessionStorage.length; i++ ) {
|
|
key = sessionStorage.key( i++ );
|
|
if ( key.indexOf( "qunit-test-" ) === 0 ) {
|
|
sessionStorage.removeItem( key );
|
|
}
|
|
}
|
|
}
|
|
|
|
// scroll back to top to show results
|
|
if ( config.scrolltop && window.scrollTo ) {
|
|
window.scrollTo( 0, 0 );
|
|
}
|
|
});
|
|
|
|
function getNameHtml( name, module ) {
|
|
var nameHtml = "";
|
|
|
|
if ( module ) {
|
|
nameHtml = "<span class='module-name'>" + escapeText( module ) + "</span>: ";
|
|
}
|
|
|
|
nameHtml += "<span class='test-name'>" + escapeText( name ) + "</span>";
|
|
|
|
return nameHtml;
|
|
}
|
|
|
|
QUnit.testStart(function( details ) {
|
|
var running, testBlock, bad;
|
|
|
|
testBlock = id( "qunit-test-output-" + details.testId );
|
|
if ( testBlock ) {
|
|
testBlock.className = "running";
|
|
} else {
|
|
|
|
// Report later registered tests
|
|
appendTest( details.name, details.testId, details.module );
|
|
}
|
|
|
|
running = id( "qunit-testresult" );
|
|
if ( running ) {
|
|
bad = QUnit.config.reorder && defined.sessionStorage &&
|
|
+sessionStorage.getItem( "qunit-test-" + details.module + "-" + details.name );
|
|
|
|
running.innerHTML = ( bad ?
|
|
"Rerunning previously failed test: <br />" :
|
|
"Running: <br />" ) +
|
|
getNameHtml( details.name, details.module );
|
|
}
|
|
|
|
});
|
|
|
|
function stripHtml( string ) {
|
|
// strip tags, html entity and whitespaces
|
|
return string.replace(/<\/?[^>]+(>|$)/g, "").replace(/\"/g, "").replace(/\s+/g, "");
|
|
}
|
|
|
|
QUnit.log(function( details ) {
|
|
var assertList, assertLi,
|
|
message, expected, actual, diff,
|
|
showDiff = false,
|
|
testItem = id( "qunit-test-output-" + details.testId );
|
|
|
|
if ( !testItem ) {
|
|
return;
|
|
}
|
|
|
|
message = escapeText( details.message ) || ( details.result ? "okay" : "failed" );
|
|
message = "<span class='test-message'>" + message + "</span>";
|
|
message += "<span class='runtime'>@ " + details.runtime + " ms</span>";
|
|
|
|
// pushFailure doesn't provide details.expected
|
|
// when it calls, it's implicit to also not show expected and diff stuff
|
|
// Also, we need to check details.expected existence, as it can exist and be undefined
|
|
if ( !details.result && hasOwn.call( details, "expected" ) ) {
|
|
if ( details.negative ) {
|
|
expected = escapeText( "NOT " + QUnit.dump.parse( details.expected ) );
|
|
} else {
|
|
expected = escapeText( QUnit.dump.parse( details.expected ) );
|
|
}
|
|
|
|
actual = escapeText( QUnit.dump.parse( details.actual ) );
|
|
message += "<table><tr class='test-expected'><th>Expected: </th><td><pre>" +
|
|
expected +
|
|
"</pre></td></tr>";
|
|
|
|
if ( actual !== expected ) {
|
|
|
|
message += "<tr class='test-actual'><th>Result: </th><td><pre>" +
|
|
actual + "</pre></td></tr>";
|
|
|
|
// Don't show diff if actual or expected are booleans
|
|
if ( !( /^(true|false)$/.test( actual ) ) &&
|
|
!( /^(true|false)$/.test( expected ) ) ) {
|
|
diff = QUnit.diff( expected, actual );
|
|
showDiff = stripHtml( diff ).length !==
|
|
stripHtml( expected ).length +
|
|
stripHtml( actual ).length;
|
|
}
|
|
|
|
// Don't show diff if expected and actual are totally different
|
|
if ( showDiff ) {
|
|
message += "<tr class='test-diff'><th>Diff: </th><td><pre>" +
|
|
diff + "</pre></td></tr>";
|
|
}
|
|
} else if ( expected.indexOf( "[object Array]" ) !== -1 ||
|
|
expected.indexOf( "[object Object]" ) !== -1 ) {
|
|
message += "<tr class='test-message'><th>Message: </th><td>" +
|
|
"Diff suppressed as the depth of object is more than current max depth (" +
|
|
QUnit.config.maxDepth + ").<p>Hint: Use <code>QUnit.dump.maxDepth</code> to " +
|
|
" run with a higher max depth or <a href='" + setUrl({ maxDepth: -1 }) + "'>" +
|
|
"Rerun</a> without max depth.</p></td></tr>";
|
|
}
|
|
|
|
if ( details.source ) {
|
|
message += "<tr class='test-source'><th>Source: </th><td><pre>" +
|
|
escapeText( details.source ) + "</pre></td></tr>";
|
|
}
|
|
|
|
message += "</table>";
|
|
|
|
// this occours when pushFailure is set and we have an extracted stack trace
|
|
} else if ( !details.result && details.source ) {
|
|
message += "<table>" +
|
|
"<tr class='test-source'><th>Source: </th><td><pre>" +
|
|
escapeText( details.source ) + "</pre></td></tr>" +
|
|
"</table>";
|
|
}
|
|
|
|
assertList = testItem.getElementsByTagName( "ol" )[ 0 ];
|
|
|
|
assertLi = document.createElement( "li" );
|
|
assertLi.className = details.result ? "pass" : "fail";
|
|
assertLi.innerHTML = message;
|
|
assertList.appendChild( assertLi );
|
|
});
|
|
|
|
QUnit.testDone(function( details ) {
|
|
var testTitle, time, testItem, assertList,
|
|
good, bad, testCounts, skipped, sourceName,
|
|
tests = id( "qunit-tests" );
|
|
|
|
if ( !tests ) {
|
|
return;
|
|
}
|
|
|
|
testItem = id( "qunit-test-output-" + details.testId );
|
|
|
|
assertList = testItem.getElementsByTagName( "ol" )[ 0 ];
|
|
|
|
good = details.passed;
|
|
bad = details.failed;
|
|
|
|
// store result when possible
|
|
if ( config.reorder && defined.sessionStorage ) {
|
|
if ( bad ) {
|
|
sessionStorage.setItem( "qunit-test-" + details.module + "-" + details.name, bad );
|
|
} else {
|
|
sessionStorage.removeItem( "qunit-test-" + details.module + "-" + details.name );
|
|
}
|
|
}
|
|
|
|
if ( bad === 0 ) {
|
|
|
|
// Collapse the passing tests
|
|
addClass( assertList, "qunit-collapsed" );
|
|
} else if ( bad && config.collapse && !collapseNext ) {
|
|
|
|
// Skip collapsing the first failing test
|
|
collapseNext = true;
|
|
} else {
|
|
|
|
// Collapse remaining tests
|
|
addClass( assertList, "qunit-collapsed" );
|
|
}
|
|
|
|
// testItem.firstChild is the test name
|
|
testTitle = testItem.firstChild;
|
|
|
|
testCounts = bad ?
|
|
"<b class='failed'>" + bad + "</b>, " + "<b class='passed'>" + good + "</b>, " :
|
|
"";
|
|
|
|
testTitle.innerHTML += " <b class='counts'>(" + testCounts +
|
|
details.assertions.length + ")</b>";
|
|
|
|
if ( details.skipped ) {
|
|
testItem.className = "skipped";
|
|
skipped = document.createElement( "em" );
|
|
skipped.className = "qunit-skipped-label";
|
|
skipped.innerHTML = "skipped";
|
|
testItem.insertBefore( skipped, testTitle );
|
|
} else {
|
|
addEvent( testTitle, "click", function() {
|
|
toggleClass( assertList, "qunit-collapsed" );
|
|
});
|
|
|
|
testItem.className = bad ? "fail" : "pass";
|
|
|
|
time = document.createElement( "span" );
|
|
time.className = "runtime";
|
|
time.innerHTML = details.runtime + " ms";
|
|
testItem.insertBefore( time, assertList );
|
|
}
|
|
|
|
// Show the source of the test when showing assertions
|
|
if ( details.source ) {
|
|
sourceName = document.createElement( "p" );
|
|
sourceName.innerHTML = "<strong>Source: </strong>" + details.source;
|
|
addClass( sourceName, "qunit-source" );
|
|
if ( bad === 0 ) {
|
|
addClass( sourceName, "qunit-collapsed" );
|
|
}
|
|
addEvent( testTitle, "click", function() {
|
|
toggleClass( sourceName, "qunit-collapsed" );
|
|
});
|
|
testItem.appendChild( sourceName );
|
|
}
|
|
});
|
|
|
|
if ( defined.document ) {
|
|
|
|
// Avoid readyState issue with phantomjs
|
|
// Ref: #818
|
|
var notPhantom = ( function( p ) {
|
|
return !( p && p.version && p.version.major > 0 );
|
|
} )( window.phantom );
|
|
|
|
if ( notPhantom && document.readyState === "complete" ) {
|
|
QUnit.load();
|
|
} else {
|
|
addEvent( window, "load", QUnit.load );
|
|
}
|
|
} else {
|
|
config.pageLoaded = true;
|
|
config.autorun = true;
|
|
}
|
|
|
|
})();
|