def test_basic(self):
cmd = [sys.executable, '-c', 'import sys; import time; time.sleep(0.02); print "stdout"; sys.stdout.flush(); print >>sys.stderr, "stderr"']
host = SystemHost()
factory = PortFactory(host)
port = factory.get()
now = time.time()
proc = server_process.ServerProcess(port, 'python', cmd)
proc.write('')
self.assertEqual(proc.poll(), None)
self.assertFalse(proc.has_crashed())
# check that doing a read after an expired deadline returns
# nothing immediately.
line = proc.read_stdout_line(now - 1)
self.assertEqual(line, None)
# FIXME: This part appears to be flaky. line should always be non-None.
# FIXME: https://bugs.webkit.org/show_bug.cgi?id=88280
line = proc.read_stdout_line(now + 1.0)
if line:
self.assertEqual(line.strip(), "stdout")
line = proc.read_stderr_line(now + 1.0)
if line:
self.assertEqual(line.strip(), "stderr")
proc.stop(0)
def serial_test_process_crashing(self):
# Give -u switch to force stdout to be unbuffered for Windows
cmd = [
sys.executable, '-uc',
'import sys; print("stdout 1"); print("stdout 2"); print("stdout 3"); sys.stdin.readline(); sys.exit(1);'
]
host = SystemHost()
factory = PortFactory(host)
port = factory.get()
now = time.time()
proc = server_process.ServerProcess(port, 'python', cmd)
proc.write(b'')
line = proc.read_stdout_line(now + 1.0)
self.assertEqual(line.strip(), b'stdout 1')
proc.write(b'End\n')
time.sleep(0.1) # Give process a moment to close.
line = proc.read_stdout_line(now + 1.0)
self.assertEqual(line.strip(), b'stdout 2')
self.assertEqual(True, proc.has_crashed())
line = proc.read_stdout_line(now + 1.0)
self.assertEqual(line, None)
proc.stop(0)
def serial_test_basic(self):
# Give -u switch to force stdout and stderr to be unbuffered for Windows
cmd = [
sys.executable, '-uc',
'import sys; print "stdout"; print >>sys.stderr, "stderr"; sys.stdin.readline();'
]
host = SystemHost()
factory = PortFactory(host)
port = factory.get()
now = time.time()
proc = server_process.ServerProcess(port, 'python', cmd)
proc.write('')
self.assertEqual(proc.poll(), None)
self.assertFalse(proc.has_crashed())
# check that doing a read after an expired deadline returns
# nothing immediately.
line = proc.read_stdout_line(now - 1)
self.assertEqual(line, None)
line = proc.read_stdout_line(now + 1.0)
self.assertEqual(line.strip(), "stdout")
line = proc.read_stderr_line(now + 1.0)
self.assertEqual(line.strip(), "stderr")
proc.write('End\n')
time.sleep(0.1) # Give process a moment to close.
self.assertEqual(proc.poll(), 0)
proc.stop(0)
def test_process_crashing(self):
cmd = [
sys.executable, '-c',
'import sys; print "stdout 1"; print "stdout 2"; print "stdout 3"; sys.stdout.flush(); sys.stdin.readline(); sys.exit(1);'
]
host = SystemHost()
factory = PortFactory(host)
port = factory.get()
now = time.time()
proc = server_process.ServerProcess(port, 'python', cmd)
proc.write('')
line = proc.read_stdout_line(now + 1.0)
self.assertEqual(line.strip(), 'stdout 1')
proc.write('End\n')
time.sleep(0.1) # Give process a moment to close.
line = proc.read_stdout_line(now + 1.0)
self.assertEqual(line.strip(), 'stdout 2')
self.assertEqual(True, proc.has_crashed())
line = proc.read_stdout_line(now + 1.0)
self.assertEqual(line, None)
proc.stop(0)
def test_basic(self):
cmd = [
sys.executable, '-c',
'import sys; print "stdout"; sys.stdout.flush(); print >>sys.stderr, "stderr"; sys.stdin.readline();'
]
host = SystemHost()
factory = PortFactory(host)
port = factory.get()
now = time.time()
proc = server_process.ServerProcess(port, 'python', cmd)
proc.write('')
if sys.platform.startswith('win'):
self.assertEqual(proc.poll(), 0)
else:
self.assertEqual(proc.poll(), None)
self.assertFalse(proc.has_crashed())
# check that doing a read after an expired deadline returns
# nothing immediately.
line = proc.read_stdout_line(now - 1)
self.assertEqual(line, None)
line = proc.read_stdout_line(now + 1.0)
self.assertEqual(line.strip(), "stdout")
line = proc.read_stderr_line(now + 1.0)
self.assertEqual(line.strip(), "stderr")
proc.write('End\n')
proc.stop(0)
def serial_test_read_after_process_exits(self):
cmd = [sys.executable, '-uc', 'import sys; print("stdout"); {};'.format(self.stderr_print)]
host = SystemHost()
factory = PortFactory(host)
port = factory.get()
now = time.time()
proc = server_process.ServerProcess(port, 'python', cmd)
proc.write(b'')
time.sleep(0.1) # Give process a moment to close.
line = proc.read_stdout_line(now + 1.0)
self.assertEqual(line.strip(), b"stdout")
line = proc.read_stderr_line(now + 1.0)
self.assertEqual(line.strip(), b"stderr")
proc.stop(0)
def serial_test_process_crashing_no_data(self):
cmd = [sys.executable, '-uc', 'import sys; sys.stdin.readline(); sys.exit(1);']
host = SystemHost()
factory = PortFactory(host)
port = factory.get()
now = time.time()
proc = server_process.ServerProcess(port, 'python', cmd)
proc.write(b'')
self.assertEqual(False, proc.has_crashed())
proc.write(b'End\n')
time.sleep(0.1) # Give process a moment to close.
line = proc.read_stdout_line(now + 1.0)
self.assertEqual(line, None)
self.assertEqual(True, proc.has_crashed())
proc.stop(0)
