def test_assert_python_not_isolated_when_env_is_required(self, mock_popen):
"""Ensure that -I is not passed when the environment is required."""
with mock.patch.object(script_helper,
'interpreter_requires_environment',
return_value=True) as mock_ire_func:
mock_popen.side_effect = RuntimeError('bail out of unittest')
try:
script_helper._assert_python(True, '-c', 'None')
except RuntimeError as err:
self.assertEqual('bail out of unittest', err.args[0])
popen_command = mock_popen.call_args[0][0]
self.assertNotIn('-I', popen_command)
self.assertNotIn('-E', popen_command)
def test_assert_python_isolated_when_env_not_required(self, mock_popen):
with mock.patch.object(script_helper,
'interpreter_requires_environment',
return_value=False) as mock_ire_func:
mock_popen.side_effect = RuntimeError('bail out of unittest')
try:
script_helper._assert_python(True, '-c', 'None')
except RuntimeError as err:
self.assertEqual('bail out of unittest', err.args[0])
self.assertEqual(1, mock_popen.call_count)
self.assertEqual(1, mock_ire_func.call_count)
popen_command = mock_popen.call_args[0][0]
self.assertEqual(sys.executable, popen_command[0])
self.assertIn('None', popen_command)
self.assertIn('-I', popen_command)
self.assertNotIn('-E', popen_command) # -I overrides this
