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#
#       http://www.apache.org/licenses/LICENSE-2.0
#
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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(BreakIntoWordsDoFn())' in placeholder:
        passed()
    else:
        failed('Use beam.ParDo')


def test_output():
    output = get_file_output()

    answers = ['Hello', 'Beam', 'It', 'is', 'awesome']

    if all(num in output for num in answers):
        passed()
    else:
        failed("Incorrect output. Break each sentence into words.")


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