From a5929892d48c71b2e139245008d3969a2c05d6f3 Mon Sep 17 00:00:00 2001
From: "David A. Mellis" <d.mellis@arduino.cc>
Date: Sun, 13 Mar 2011 19:43:01 -0400
Subject: [PATCH] Adding test for string concatenation w/ + operator.

---
 .../ATS_String_Addition.pde                   | 56 +++++++++++++++++++
 1 file changed, 56 insertions(+)
 create mode 100644 libraries/ArduinoTestSuite/examples/ATS_String_Addition/ATS_String_Addition.pde

diff --git a/libraries/ArduinoTestSuite/examples/ATS_String_Addition/ATS_String_Addition.pde b/libraries/ArduinoTestSuite/examples/ATS_String_Addition/ATS_String_Addition.pde
new file mode 100644
index 000000000..6b78a669a
--- /dev/null
+++ b/libraries/ArduinoTestSuite/examples/ATS_String_Addition/ATS_String_Addition.pde
@@ -0,0 +1,56 @@
+#include <ArduinoTestSuite.h>
+
+void Test_Equal(char *testString, char *expected, const String &actual)
+{
+  char buf[100]; actual.toCharArray(buf, 100);
+  boolean b = (strcmp(buf, expected) == 0);
+  ATS_PrintTestStatus(testString, b);
+  if (!b) {
+    Serial.print("expected '");
+    Serial.print(expected);
+    Serial.print("', actual '");
+    Serial.print(actual);
+    Serial.println("'");
+  }
+}
+
+void setup()
+{
+  ATS_begin("Arduino", "String Addition Test");
+
+  String stringOne = String("string");
+  String stringTwo = String("other");
+  String stringThree = stringOne + stringTwo;
+  
+  Test_Equal("Add strings", "stringother", stringThree);
+  Test_Equal("Adding strings doesn't change them", "string", stringOne);
+  Test_Equal("Adding strings doesn't change them", "other", stringTwo);  
+  Test_Equal("Add strings", "stringotherstringstringstringother", stringOne + stringTwo + stringOne + stringOne + stringOne + stringTwo);
+  Test_Equal("Add integer to string", "string123", stringOne + 123);
+  Test_Equal("Add integer to string", "123string", 123 + stringOne);
+  Test_Equal("Add integers to string", "string123456", stringOne + 123 + 456);
+  Test_Equal("Add integer sum to string", "string579", stringOne + (123 + 456));
+  Test_Equal("Add integers to string", "string123456789", stringOne + 123 + 456 + 789);
+  Test_Equal("Add integers to string", "123string456", 123 + stringOne + 456);
+  Test_Equal("Add long to string", "string123456789", stringOne + 123456789);
+  Test_Equal("Add char", "stringA", stringOne + 'A');
+  Test_Equal("Add char", "Astring", 'A' + stringOne);
+  Test_Equal("Add \"string\"", "stringabc", stringOne +  "abc");
+  Test_Equal("Add multiple types", "string123A123456789", stringOne + 123 + 'A' + 123456789);
+  
+  ATS_end();
+}
+
+void loop() {}
+
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