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from test_helper import run_common_tests, failed, passed, \
    get_answer_placeholders, get_file_output


def test_dofn_process_method():
    placeholders = get_answer_placeholders()
    placeholder = placeholders[0]

    if 'def process(self, element' in placeholder:
        passed()
    else:
        failed('Override "process" method')


def test_pardo():
    placeholders = get_answer_placeholders()
    placeholder = placeholders[1]

    if 'beam.ParDo(EnrichCountryDoFn(),' in placeholder:
        passed()
    else:
        failed('Use beam.ParDo that accepts side input')


def test_output():
    output = get_file_output()

    answers = [
        'Person[Henry,Singapore,Singapore]',
        'Person[Jane,San Francisco,United States]',
        'Person[Lee,Beijing,China]',
        'Person[John,Sydney,Australia]',
        'Person[Alfred,London,United Kingdom]'
    ]

    if all(person in output for person in answers):
        passed()
    else:
        failed("Incorrect output. Enrich the Person's country by the city.")


if __name__ == '__main__':
    run_common_tests()
    test_dofn_process_method()
    test_pardo()
    test_output()