def test_module_success(self):
hook = sandbox.PathOverrideImportHook({'urllib'})
self.assertEqual(hook, hook.find_module('urllib'))
del sys.modules['urllib']
hooked_urllib = hook.load_module('urllib')
self.assertEqual(hooked_urllib.__file__.replace('.pyc', '.py'),
urllib.__file__.replace('.pyc', '.py'))
self.assertEqual(hooked_urllib.__loader__, hook)
self.assertNotIn('__path__', hooked_urllib.__dict__)
self.assertFalse(hook.extra_accessible_paths)
self.assertFalse(hook.extra_sys_paths)
def test_package_success_pil_in_sys_path(self):
hook = sandbox.PathOverrideImportHook({'PIL'})
self.assertEqual(hook, hook.find_module('PIL'))
del sys.modules['PIL']
hooked_pil = hook.load_module('PIL')
self.assertEqual(hooked_pil.__file__, PIL.__file__)
self.assertEqual(hooked_pil.__path__, PIL.__path__)
self.assertEqual(hooked_pil.__loader__, hook)
self.assertFalse(hook.extra_accessible_paths)
self.assertEqual([os.path.dirname(self.saved_pil.__file__)],
hook.extra_sys_paths)
def test_package_success(self):
hook = sandbox.PathOverrideImportHook({'lxml'})
self.assertEqual(hook, hook.find_module('lxml'))
del sys.modules['lxml']
hooked_lxml = hook.load_module('lxml')
self.assertEqual(hooked_lxml.__file__, lxml.__file__)
self.assertEqual(hooked_lxml.__path__, lxml.__path__)
self.assertEqual(hooked_lxml.__loader__, hook)
self.assertItemsEqual([
os.path.dirname(self.saved_lxml.__file__),
os.path.dirname(self.saved_cssselect.__file__)
], hook.extra_accessible_paths)
self.assertFalse(hook.extra_sys_paths)
def test_import_alread_in_sys_modules(self):
hook = sandbox.PathOverrideImportHook({'lxml'})
self.assertEqual(os, hook.load_module('os'))
def test_module_not_installed(self):
hook = sandbox.PathOverrideImportHook({'foo'})
self.assertFalse(hook.find_module('foo'))
self.assertFalse(hook.extra_accessible_paths)
self.assertFalse(hook.extra_sys_paths)
def test_disabled_modules(self):
hook = sandbox.PathOverrideImportHook({'lxml'})
self.assertFalse(hook.find_module('lxml.foo'))
self.assertFalse(hook.find_module('numpy'))
self.assertFalse(hook.find_module('os'))