def test_was_modified_since_specific(self):
"""VirtualDownloadView.was_modified_since() delegates to file wrapper."""
file_wrapper = mock.Mock()
file_wrapper.was_modified_since = mock.Mock(
return_value=mock.sentinel.from_file_wrapper)
view = views.VirtualDownloadView()
since = mock.sentinel.since
return_value = view.was_modified_since(file_wrapper, since)
self.assertTrue(return_value is mock.sentinel.from_file_wrapper)
file_wrapper.was_modified_since.assert_called_once_with(since)
def test_was_modified_since_not_implemented(self):
"""VirtualDownloadView.was_modified_since() returns True if file
wrapper does not implement ``was_modified_since()``."""
file_wrapper = mock.Mock()
file_wrapper.was_modified_since = mock.Mock(side_effect=AttributeError)
modified_time = mock.PropertyMock()
setattr(file_wrapper, 'modified_time', modified_time)
size = mock.PropertyMock()
setattr(file_wrapper, 'size', size)
view = views.VirtualDownloadView()
since = mock.sentinel.since
result = view.was_modified_since(file_wrapper, since)
self.assertTrue(result is True)
self.assertFalse(modified_time.called)
self.assertFalse(size.called)
