def test_start_watching_fails_early_in_thread(self):
"""An early failure inside the thread should errback the deferred."""
test_path = self.mktemp("test_directory")
self.patch(filesystem_notifications, "CreateFileW", self.random_error)
watch = Watch(1, test_path, None)
d = watch.start_watching()
yield self.assertFailure(d, common_tests.FakeException)
def test_update_subdirs_delete_not_present(self):
"""Test when we delete and is not present."""
path = '/Users/username/path/to/not/dir'
test_path = self.mktemp("test_directory")
watch = Watch(1, test_path, None)
watch._update_subdirs(path, REVERSE_MACOS_ACTIONS[IN_DELETE])
self.assertTrue(path not in watch._subdirs)
def test_update_subdirs_create_not_present(self):
"""Test when we update on a create event and not present."""
path = '/Users/username/path/to/not/dir'
test_path = self.mktemp("test_directory")
watch = Watch(1, test_path, None)
watch._update_subdirs(path, REVERSE_MACOS_ACTIONS[IN_CREATE])
self.assertTrue(path in watch._subdirs)
def test_is_path_dir_missing_no_subdir(self):
"""Test when the path does not exist and is no a subdir."""
path = '/Users/username/path/to/not/dir'
test_path = self.mktemp("test_directory")
self.patch(os.path, 'exists', lambda path: False)
watch = Watch(1, test_path, None)
self.assertFalse(watch._path_is_dir(path))
def test_stop_watching_fired_when_watch_thread_finishes(self):
"""The deferred returned is fired when the watch thread finishes."""
test_path = self.mktemp("another_test_directory")
watch = Watch(1, test_path, self.mask)
yield watch.start_watching()
self.assertNotEqual(watch.platform_watch._watch_handle, None)
yield watch.stop_watching()
self.assertEqual(watch.platform_watch._watch_handle, None)
def test_is_path_dir_present_no_dir(self):
"""Test when the path is present but not a dir."""
path = '/Users/username/path/to/not/dir'
test_path = self.mktemp("test_directory")
self.patch(os.path, 'exists', lambda path: True)
self.patch(os.path, 'isdir', lambda path: False)
watch = Watch(1, test_path, None)
watch._subdirs.add(path)
self.assertFalse(watch._path_is_dir(path))
def test_stop_multiple(self):
"""Watches should became watching=False and the observer stopped."""
second_path = self.parent_path + "second_path"
second_watch = Watch(2, second_path, None)
second_watch._watching = True
self.manager._wdm[2] = second_watch
self.manager.stop()
self.assertFalse(second_watch.platform_watch.watching)
self.assertEqual(second_watch._subdirs, set())
# Give time to the thread to be finished.
self.manager.platform_manager.observer.join()
self.assertFalse(self.manager.platform_manager.observer.is_alive())
def test_close_handle_is_called_on_error(self):
"""CloseHandle is called when there's an error in the watch thread."""
test_path = self.mktemp("test_directory")
close_called = []
self.patch(filesystem_notifications, "CreateFileW", lambda *_: None)
self.patch(filesystem_notifications, "CloseHandle",
close_called.append)
self.patch(filesystem_notifications, "ReadDirectoryChangesW",
self.random_error)
watch = Watch(1, test_path, self.mask)
d = watch.start_watching()
yield self.assertFailure(d, common_tests.FakeException)
self.assertEqual(len(close_called), 1)
yield watch.stop_watching()
