def METHOD_NAME(self):
    """Assert that correct url is returned."""
    project = models.Project(
        name="test",
        homepage="http://example.org",
        version_url="http://example.org/releases",
        backend=BACKEND,
    )
    exp = "https://updates.drupal.org/release-history/test/6.x"
    obs = backend.Drupal6Backend.get_version_url(project)
    self.assertEqual(obs, exp)