def test_build_creator_url_nones_missing_owner():
    image_data = _get_resource_json('image_data_long_tags_string.json')
    actual_url = flickr._build_creator_url(
        image_data,
        photo_url_base='https://photo.com'
    )
    assert actual_url is None
def test_build_creator_url_finds_owner():
    image_data = _get_resource_json('image_data_complete_example.json')
    actual_url = flickr._build_creator_url(
        image_data,
        photo_url_base='https://photo.com'
    )
    expect_url = 'https://photo.com/71925535@N03'
    assert actual_url == expect_url