How to use the hepcrawl.testlib.fixtures.expected_json_results_from_file function in hepcrawl

            expected_json_results_from_file(
                'cds',
                'fixtures',
                'cds_single_expected.json',
            ),
            get_configuration_single(),
            'CDS_single',
        ),
    ],
    ids=[
        'smoke',
        'smoke_single',
    ]
)
def test_cds(
    expected_results,
    config,

            expected_json_results_from_file(
                'wsp',
                'fixtures',
                'wsp_smoke_records.json',
            ),
            get_local_settings(),
        ),
    ],
    ids=[
        'ftp',
        'local',
    ]
)
def test_wsp_ftp_crawl_twice(expected_results, settings, cleanup):
    crawler = get_crawler_instance(
        settings.get('CRAWLER_HOST_URL'),
    )

            expected_json_results_from_file(
                'pos',
                'fixtures',
                'pos_conference_proceedings_records.json',
            ),
            get_configuration(),
        ),
    ],
    ids=[
        'smoke',
    ]
)
def test_pos_conference_paper_record_and_proceedings_record(
    expected_results,
    config,
):
    crawler = get_crawler_instance(config['CRAWLER_HOST_URL'])

def get_expected_fixture(response_file_name):
    expected_record = expected_json_results_from_file(
        'responses/desy',
        response_file_name,
        test_suite='unit',
    )
    return expected_record

            expected_json_results_from_file(
                'desy',
                'fixtures',
                'desy_records_ftp_expected.json',
            ),
            get_ftp_settings(),
        ),
    ],
    ids=[
        'ftp package crawl twice',
    ]
)
def test_desy_crawl_twice(expected_results, settings, cleanup):
    crawler = get_crawler_instance(
        settings.get('CRAWLER_HOST_URL')
    )

            expected_json_results_from_file(
                'arxiv',
                'fixtures',
                'arxiv_expected_single.json',
            ),
            get_configuration_single(),
            'arXiv_single',
        ),
    ],
    ids=[
        'smoke',
        'smoke_single',
    ]
)
def test_arxiv(
    expected_results,
    config,

            expected_json_results_from_file(
                'arxiv',
                'fixtures',
                'arxiv_expected.json',
            ),
            get_configuration(),
            'arXiv',
        ),
        (
            expected_json_results_from_file(
                'arxiv',
                'fixtures',
                'arxiv_expected_single.json',
            ),
            get_configuration_single(),
            'arXiv_single',
        ),

            expected_json_results_from_file(
                'desy',
                'fixtures',
                'desy_records_local_expected.json',
            ),
            get_local_settings(),
        ),

    ],
    ids=[
        'ftp package',
        'local package',
    ]
)
def test_desy(
    expected_results,
    settings,