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110 lines
3.1 KiB
Plaintext
110 lines
3.1 KiB
Plaintext
// Tests writing to and reading from a file, in particular the
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// the Stream implementation (e.g. read() and peek()).
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#include <SD.h>
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#include <ArduinoTestSuite.h>
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void setup()
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{
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int startMemoryUsage = ATS_GetFreeMemory();
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boolean b;
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File f;
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ATS_begin("Arduino", "SD Test");
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ATS_PrintTestStatus("SD.begin()", b = SD.begin(4));
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if (!b) goto done;
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SD.remove("test.txt");
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f = SD.open("test.txt", FILE_WRITE);
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ATS_PrintTestStatus("SD.open()", f);
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if (!f) goto done;
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ATS_PrintTestStatus("initial position", f.position() == 0);
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ATS_PrintTestStatus("initial size", f.size() == 0);
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f.print("0123456789");
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ATS_PrintTestStatus("position after writing", f.position() == 10);
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ATS_PrintTestStatus("size after writing", f.size() == 10);
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f.seek(0);
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ATS_PrintTestStatus("size after seek", f.size() == 10);
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ATS_PrintTestStatus("position after seek", f.position() == 0);
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f.seek(7);
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ATS_PrintTestStatus("position after seek", f.position() == 7);
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ATS_PrintTestStatus("reading after seek", f.read() == '7');
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ATS_PrintTestStatus("position after reading after seeking", f.position() == 8);
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ATS_PrintTestStatus("reading after reading after seeking", f.read() == '8');
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f.seek(3);
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ATS_PrintTestStatus("position after seeking", f.position() == 3);
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ATS_PrintTestStatus("peeking after seeking", f.peek() == '3');
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ATS_PrintTestStatus("position after peeking after seeking", f.position() == 3);
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ATS_PrintTestStatus("peeking after peeking after seeking", f.peek() == '3');
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ATS_PrintTestStatus("position after peeking after seeking", f.position() == 3);
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ATS_PrintTestStatus("peeking after peeking after seeking", f.read() == '3');
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ATS_PrintTestStatus("position after peeking after seeking", f.position() == 4);
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f.seek(1);
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ATS_PrintTestStatus("position after seeking", f.position() == 1);
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ATS_PrintTestStatus("peeking after seeking", f.peek() == '1');
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f.seek(4);
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ATS_PrintTestStatus("position after seeking", f.position() == 4);
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ATS_PrintTestStatus("peeking after seeking", f.peek() == '4');
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f.seek(7);
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ATS_PrintTestStatus("position()", f.position() == 7);
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ATS_PrintTestStatus("read()", f.read() == '7');
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f.seek(0);
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f.peek();
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f.print("AB");
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ATS_PrintTestStatus("position()", f.position() == 2);
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ATS_PrintTestStatus("size()", f.size() == 10);
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ATS_PrintTestStatus("read()", f.read() == '2');
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f.seek(0);
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ATS_PrintTestStatus("read()", f.read() == 'A');
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ATS_PrintTestStatus("read()", f.read() == 'B');
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ATS_PrintTestStatus("read()", f.read() == '2');
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f.close();
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f = SD.open("test.txt");
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ATS_PrintTestStatus("SD.open()", f);
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if (!f) goto done;
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ATS_PrintTestStatus("position()", f.position() == 0);
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ATS_PrintTestStatus("size()", f.size() == 10);
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ATS_PrintTestStatus("peek()", f.peek() == 'A');
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ATS_PrintTestStatus("read()", f.read() == 'A');
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f.seek(4);
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ATS_PrintTestStatus("position()", f.position() == 4);
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ATS_PrintTestStatus("size()", f.size() == 10);
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ATS_PrintTestStatus("peek()", f.peek() == '4');
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ATS_PrintTestStatus("read()", f.read() == '4');
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f.close();
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done:
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ATS_ReportMemoryUsage(startMemoryUsage);
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ATS_end();
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}
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void loop() {}
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