def test_rm_on_an_existing_file(self, mock_os, mock_path):
mock_path.isfile.return_value = True
service = RemovalService()
service.rm("existing filename")
mock_os.remove.assert_called_with("existing filename")
def test_rm_on_a_nonexistent_file(self, mock_os, mock_path):
service = RemovalService()
mock_path.isfile.return_value = False
service.rm("any_path")
self.assertFalse(
mock_os.remove.called,
"The remove call should not go through on a non-existent file")
def test_upload_complete(self, mock_rm):
# build our dependencies
removal_service = RemovalService()
reference = UploadService(removal_service)
# call upload_complete, which should, in turn, call `rm`:
reference.upload_complete("my uploaded file")
# check that it called the rm method of any RemovalService
mock_rm.assert_called_with("my uploaded file")
# check that it called the rm method of _our_ removal_service
removal_service.rm.assert_called_with("my uploaded file")
def test_rm(self, mock_os, mock_path):
# instantiate our service
reference = RemovalService()
# set up the mock
mock_path.isfile.return_value = False
reference.rm("any path")
# test that the remove call was NOT called.
self.assertFalse(mock_os.remove.called,
"Failed to not remove the file if not present.")
# make the file 'exist'
mock_path.isfile.return_value = True
reference.rm("any path")
mock_os.remove.assert_called_with("any path")
def test_rm(self, mock_os, mock_path):
# instantiate our service
reference = RemovalService()
# set up the mock
mock_path.isfile.return_value = False
reference.rm("any path")
# test that the remove call was NOT called.
self.assertFalse(mock_os.remove.called, "Failed to not remove the file if not present.")
# make the file 'exist'
mock_path.isfile.return_value = True
reference.rm("any path")
mock_os.remove.assert_called_with("any path")