def test__read_stdout():
"""
Test we can yield stdout
"""
with patch("subprocess.Popen") as popen_mock:
popen_mock.stdout.readline.return_value = "test"
assert next(script._read_stdout(popen_mock)) == "test"
def test__read_stdout(self):
'''
Test we can yield stdout
'''
with patch('subprocess.Popen') as popen_mock:
popen_mock.stdout.readline.return_value = 'test'
self.assertEqual(next(script._read_stdout(popen_mock)), 'test')
def test__read_stdout_terminates_properly():
"""
Test that _read_stdout terminates with the sentinel
"""
with patch("subprocess.Popen") as popen_mock:
popen_mock.stdout.readline.return_value = b""
with pytest.raises(StopIteration):
next(script._read_stdout(popen_mock))