"""Unittests for test.support.script_helper. Who tests the test helper?"""
import subprocess
import sys
from test.support import script_helper
import unittest
from unittest import mock
class TestScriptHelper(unittest.TestCase):
def test_assert_python_ok(self):
t = script_helper.assert_python_ok('-c', 'import sys; sys.exit(0)')
self.assertEqual(0, t[0], 'return code was not 0')
def test_assert_python_failure(self):
# I didn't import the sys module so this child will fail.
rc, out, err = script_helper.assert_python_failure('-c', 'sys.exit(0)')
self.assertNotEqual(0, rc, 'return code should not be 0')
def test_assert_python_ok_raises(self):
# I didn't import the sys module so this child will fail.
with self.assertRaises(AssertionError) as error_context:
script_helper.assert_python_ok('-c', 'sys.exit(0)')
error_msg = str(error_context.exception)
self.assertIn('command line:', error_msg)
self.assertIn('sys.exit(0)', error_msg, msg='unexpected command line')
def test_assert_python_failure_raises(self):
with self.assertRaises(AssertionError) as error_context:
script_helper.assert_python_failure('-c', 'import sys; sys.exit(0)')
error_msg = str(error_context.exception)
self.assertIn('Process return code is 0\n', error_msg)
self.assertIn('import sys; sys.exit(0)', error_msg,
msg='unexpected command line.')
@mock.patch('subprocess.Popen')
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
@mock.patch('subprocess.Popen')
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)
class TestScriptHelperEnvironment(unittest.TestCase):
"""Code coverage for interpreter_requires_environment()."""
def setUp(self):
self.assertTrue(
hasattr(script_helper, '__cached_interp_requires_environment'))
# Reset the private cached state.
script_helper.__dict__['__cached_interp_requires_environment'] = None
def tearDown(self):
# Reset the private cached state.
script_helper.__dict__['__cached_interp_requires_environment'] = None
@mock.patch('subprocess.check_call')
def test_interpreter_requires_environment_true(self, mock_check_call):
mock_check_call.side_effect = subprocess.CalledProcessError('', '')
self.assertTrue(script_helper.interpreter_requires_environment())
self.assertTrue(script_helper.interpreter_requires_environment())
self.assertEqual(1, mock_check_call.call_count)
@mock.patch('subprocess.check_call')
def test_interpreter_requires_environment_false(self, mock_check_call):
# The mocked subprocess.check_call fakes a no-error process.
script_helper.interpreter_requires_environment()
self.assertFalse(script_helper.interpreter_requires_environment())
self.assertEqual(1, mock_check_call.call_count)
@mock.patch('subprocess.check_call')
def test_interpreter_requires_environment_details(self, mock_check_call):
script_helper.interpreter_requires_environment()
self.assertFalse(script_helper.interpreter_requires_environment())
self.assertFalse(script_helper.interpreter_requires_environment())
self.assertEqual(1, mock_check_call.call_count)
check_call_command = mock_check_call.call_args[0][0]
self.assertEqual(sys.executable, check_call_command[0])
self.assertIn('-E', check_call_command)
if __name__ == '__main__':
unittest.main()
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Cpp.ignoretokens = QAXFACTORY_EXPORT \
QDESIGNER_COMPONENTS_LIBRARY \
QDESIGNER_EXTENSION_LIBRARY \
QDESIGNER_SDK_LIBRARY \
QDESIGNER_SHARED_LIBRARY \
QDESIGNER_UILIB_LIBRARY \
QM_EXPORT_CANVAS \
QM_EXPORT_DNS \
QM_EXPORT_DOM \
QM_EXPORT_FTP \
QM_EXPORT_HTTP \
QM_EXPORT_ICONVIEW \
QM_EXPORT_NETWORK \
QM_EXPORT_OPENGL \
QM_EXPORT_OPENVG \
QM_EXPORT_SQL \
QM_EXPORT_TABLE \
QM_EXPORT_WORKSPACE \
QM_EXPORT_XML \
QT_ASCII_CAST_WARN \
QT_ASCII_CAST_WARN_CONSTRUCTOR \
QT_BEGIN_HEADER \
QT_DESIGNER_STATIC \
QT_END_HEADER \
QT_FASTCALL \
QT_WIDGET_PLUGIN_EXPORT \
Q_COMPAT_EXPORT \
Q_CORE_EXPORT \
Q_CORE_EXPORT_INLINE \
Q_EXPLICIT \
Q_EXPORT \
Q_EXPORT_CODECS_CN \
Q_EXPORT_CODECS_JP \
Q_EXPORT_CODECS_KR \
Q_EXPORT_PLUGIN \
Q_GFX_INLINE \
Q_AUTOTEST_EXPORT \
Q_GUI_EXPORT \
Q_GUI_EXPORT_INLINE \
Q_GUI_EXPORT_STYLE_CDE \
Q_GUI_EXPORT_STYLE_COMPACT \
Q_GUI_EXPORT_STYLE_MAC \
Q_GUI_EXPORT_STYLE_MOTIF \
Q_GUI_EXPORT_STYLE_MOTIFPLUS \
Q_GUI_EXPORT_STYLE_PLATINUM \
Q_GUI_EXPORT_STYLE_POCKETPC \
Q_GUI_EXPORT_STYLE_SGI \
Q_GUI_EXPORT_STYLE_WINDOWS \
Q_GUI_EXPORT_STYLE_WINDOWSXP \
QHELP_EXPORT \
Q_INLINE_TEMPLATE \
Q_INTERNAL_WIN_NO_THROW \
Q_NETWORK_EXPORT \
Q_OPENGL_EXPORT \
Q_OPENVG_EXPORT \
Q_OUTOFLINE_TEMPLATE \
Q_SQL_EXPORT \
Q_SVG_EXPORT \
Q_SCRIPT_EXPORT \
Q_SCRIPTTOOLS_EXPORT \
Q_TESTLIB_EXPORT \
Q_TYPENAME \
Q_XML_EXPORT \
Q_XMLSTREAM_EXPORT \
Q_XMLPATTERNS_EXPORT \
QDBUS_EXPORT \
Q_DBUS_EXPORT \
QT_BEGIN_NAMESPACE \
QT_BEGIN_INCLUDE_NAMESPACE \
QT_END_NAMESPACE \
QT_END_INCLUDE_NAMESPACE \
PHONON_EXPORT \
Q_DECLARATIVE_EXPORT \
Q_GADGET \
QWEBKIT_EXPORT \
Q_INVOKABLE \
Q_DECL_CONSTEXPR
Cpp.ignoredirectives = Q_DECLARE_HANDLE \
Q_DECLARE_INTERFACE \
Q_DECLARE_METATYPE \
Q_DECLARE_OPERATORS_FOR_FLAGS \
Q_DECLARE_PRIVATE \
Q_DECLARE_PUBLIC \
Q_DECLARE_SHARED \
Q_DECLARE_TR_FUNCTIONS \
Q_DECLARE_TYPEINFO \
Q_DISABLE_COPY \
QT_FORWARD_DECLARE_CLASS \
Q_DUMMY_COMPARISON_OPERATOR \
Q_ENUMS \
Q_FLAGS \
Q_INTERFACES \
__attribute__ \
K_DECLARE_PRIVATE \
PHONON_OBJECT \
PHONON_HEIR \
Q_PRIVATE_PROPERTY \
Q_DECLARE_PRIVATE_D \
Q_CLASSINFO
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