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comparison: testing/mozbase/mozprocess/tests/test_mozprocess_output.py
testing/mozbase/mozprocess/tests/test_mozprocess_output.py
- changeset 0
- 6474c204b198
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| -1:000000000000 | 0:cc56185ed4c9 |
|---|---|
| 1 #!/usr/bin/env python | |
| 2 | |
| 3 import io | |
| 4 import os | |
| 5 import unittest | |
| 6 import proctest | |
| 7 from mozprocess import processhandler | |
| 8 | |
| 9 here = os.path.dirname(os.path.abspath(__file__)) | |
| 10 | |
| 11 class ProcTestOutput(proctest.ProcTest): | |
| 12 """ Class to test operations related to output handling """ | |
| 13 | |
| 14 def test_process_output_nonewline(self): | |
| 15 """ | |
| 16 Process is started, outputs data with no newline | |
| 17 """ | |
| 18 p = processhandler.ProcessHandler([self.python, "procnonewline.py"], | |
| 19 cwd=here) | |
| 20 | |
| 21 p.run() | |
| 22 p.processOutput(timeout=5) | |
| 23 p.wait() | |
| 24 | |
| 25 detected, output = proctest.check_for_process("procnonewline.py") | |
| 26 self.determine_status(detected, | |
| 27 output, | |
| 28 p.proc.returncode, | |
| 29 p.didTimeout, | |
| 30 False, | |
| 31 ()) | |
| 32 | |
| 33 def test_stream_process_output(self): | |
| 34 """ | |
| 35 Process output stream does not buffer | |
| 36 """ | |
| 37 expected = '\n'.join([str(n) for n in range(0,10)]) | |
| 38 | |
| 39 stream = io.BytesIO() | |
| 40 buf = io.BufferedRandom(stream) | |
| 41 | |
| 42 p = processhandler.ProcessHandler([self.python, "proccountfive.py"], | |
| 43 cwd=here, | |
| 44 stream=buf) | |
| 45 | |
| 46 p.run() | |
| 47 p.wait() | |
| 48 for i in range(5, 10): | |
| 49 stream.write(str(i)+'\n') | |
| 50 | |
| 51 buf.flush() | |
| 52 self.assertEquals(stream.getvalue().strip(), expected) | |
| 53 | |
| 54 # make sure mozprocess doesn't close the stream | |
| 55 # since mozprocess didn't create it | |
| 56 self.assertFalse(buf.closed) | |
| 57 buf.close() | |
| 58 | |
| 59 detected, output = proctest.check_for_process("proccountfive.py") | |
| 60 self.determine_status(detected, | |
| 61 output, | |
| 62 p.proc.returncode, | |
| 63 p.didTimeout, | |
| 64 False, | |
| 65 ()) | |
| 66 | |
| 67 if __name__ == '__main__': | |
| 68 unittest.main() |
