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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 01:47:29 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 01:47:29 +0000 |
commit | 0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d (patch) | |
tree | a31f07c9bcca9d56ce61e9a1ffd30ef350d513aa /testing/mozbase/mozprocess/tests/test_process_reader.py | |
parent | Initial commit. (diff) | |
download | firefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.tar.xz firefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.zip |
Adding upstream version 115.8.0esr.upstream/115.8.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'testing/mozbase/mozprocess/tests/test_process_reader.py')
-rw-r--r-- | testing/mozbase/mozprocess/tests/test_process_reader.py | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/testing/mozbase/mozprocess/tests/test_process_reader.py b/testing/mozbase/mozprocess/tests/test_process_reader.py new file mode 100644 index 0000000000..36e2188ead --- /dev/null +++ b/testing/mozbase/mozprocess/tests/test_process_reader.py @@ -0,0 +1,114 @@ +import subprocess +import sys +import unittest + +import mozunit +from mozprocess.processhandler import ProcessReader, StoreOutput + + +def run_python(str_code, stdout=subprocess.PIPE, stderr=subprocess.PIPE): + cmd = [sys.executable, "-c", str_code] + return subprocess.Popen(cmd, stdout=stdout, stderr=stderr) + + +class TestProcessReader(unittest.TestCase): + def setUp(self): + self.out = StoreOutput() + self.err = StoreOutput() + self.finished = False + + def on_finished(): + self.finished = True + + self.timeout = False + + def on_timeout(): + self.timeout = True + + self.reader = ProcessReader( + stdout_callback=self.out, + stderr_callback=self.err, + finished_callback=on_finished, + timeout_callback=on_timeout, + ) + + def test_stdout_callback(self): + proc = run_python("print(1); print(2)") + self.reader.start(proc) + self.reader.thread.join() + + self.assertEqual([x.decode("utf8") for x in self.out.output], ["1", "2"]) + self.assertEqual(self.err.output, []) + + def test_stderr_callback(self): + proc = run_python('import sys; sys.stderr.write("hello world\\n")') + self.reader.start(proc) + self.reader.thread.join() + + self.assertEqual(self.out.output, []) + self.assertEqual([x.decode("utf8") for x in self.err.output], ["hello world"]) + + def test_stdout_and_stderr_callbacks(self): + proc = run_python( + 'import sys; sys.stderr.write("hello world\\n"); print(1); print(2)' + ) + self.reader.start(proc) + self.reader.thread.join() + + self.assertEqual([x.decode("utf8") for x in self.out.output], ["1", "2"]) + self.assertEqual([x.decode("utf8") for x in self.err.output], ["hello world"]) + + def test_finished_callback(self): + self.assertFalse(self.finished) + proc = run_python("") + self.reader.start(proc) + self.reader.thread.join() + self.assertTrue(self.finished) + + def test_timeout(self): + self.reader.timeout = 0.05 + self.assertFalse(self.timeout) + proc = run_python("import time; time.sleep(0.1)") + self.reader.start(proc) + self.reader.thread.join() + self.assertTrue(self.timeout) + self.assertFalse(self.finished) + + def test_output_timeout(self): + self.reader.output_timeout = 0.05 + self.assertFalse(self.timeout) + proc = run_python("import time; time.sleep(0.1)") + self.reader.start(proc) + self.reader.thread.join() + self.assertTrue(self.timeout) + self.assertFalse(self.finished) + + def test_read_without_eol(self): + proc = run_python('import sys; sys.stdout.write("1")') + self.reader.start(proc) + self.reader.thread.join() + self.assertEqual([x.decode("utf8") for x in self.out.output], ["1"]) + + def test_read_with_strange_eol(self): + proc = run_python('import sys; sys.stdout.write("1\\r\\r\\r\\n")') + self.reader.start(proc) + self.reader.thread.join() + self.assertEqual([x.decode("utf8") for x in self.out.output], ["1"]) + + def test_mixed_stdout_stderr(self): + proc = run_python( + 'import sys; sys.stderr.write("hello world\\n"); print(1); print(2)', + stderr=subprocess.STDOUT, + ) + self.reader.start(proc) + self.reader.thread.join() + + self.assertEqual( + sorted([x.decode("utf8") for x in self.out.output]), + sorted(["1", "2", "hello world"]), + ) + self.assertEqual(self.err.output, []) + + +if __name__ == "__main__": + mozunit.main() |