'The operating system key for centos stays the same non-marketing
releases.'

def test_non_release_centos(self):

    expected = 'https://clusterhq-archive.s3.amazonaws.com/centos/clusterhq-release$(rpm    -E    %dist).noarch.rpm'
    self.assertEqual(get_repository_url(distribution='centos-7', flocker_version='0.3.0.dev1'), expected)
