78 lines
3.8 KiB
Python
78 lines
3.8 KiB
Python
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import pytest
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from arithmetic_arranger import arithmetic_arranger
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test_cases = [
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pytest.param(
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[['3801 - 2', '123 + 49']],
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' 3801 123\n'
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'- 2 + 49\n'
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'------ -----',
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'Expected different output when calling "arithmetic_arranger()" with ["3801 - 2", "123 + 49"]',
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id='test_two_problems_arrangement1'),
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pytest.param(
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[['1 + 2', '1 - 9380']],
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' 1 1\n'
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'+ 2 - 9380\n'
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'--- ------',
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'Expected different output when calling "arithmetic_arranger()" with ["1 + 2", "1 - 9380"]',
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id='test_two_problems_arrangement2'),
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pytest.param(
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[['3 + 855', '3801 - 2', '45 + 43', '123 + 49']],
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' 3 3801 45 123\n'
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'+ 855 - 2 + 43 + 49\n'
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'----- ------ ---- -----',
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'Expected different output when calling "arithmetic_arranger()" with ["3 + 855", "3801 - 2", "45 + 43", "123 + 49"]',
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id='test_four_problems_arrangement'),
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pytest.param(
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[['11 + 4', '3801 - 2999', '1 + 2', '123 + 49', '1 - 9380']],
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' 11 3801 1 123 1\n'
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'+ 4 - 2999 + 2 + 49 - 9380\n'
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'---- ------ --- ----- ------',
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'Expected different output when calling "arithmetic_arranger()" with ["11 + 4", "3801 - 2999", "1 + 2", "123 + 49", "1 - 9380"]',
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id='test_five_problems_arrangement'),
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pytest.param(
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[['44 + 815', '909 - 2', '45 + 43', '123 + 49',
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'888 + 40', '653 + 87']],
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'Error: Too many problems.',
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'Expected calling "arithmetic_arranger()" with more than five problems to return "Error: Too many problems."',
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id='test_too_many_problems'),
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pytest.param(
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[['3 / 855', '3801 - 2', '45 + 43', '123 + 49']],
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"Error: Operator must be '+' or '-'.",
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'''Expected calling "arithmetic_arranger()" with a problem that uses the "/" operator to return "Error: Operator must be '+' or '-'."''',
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id='test_incorrect_operator'),
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pytest.param(
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[['24 + 85215', '3801 - 2', '45 + 43', '123 + 49']],
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'Error: Numbers cannot be more than four digits.',
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'Expected calling "arithmetic_arranger()" with a problem that has a number over 4 digits long to return "Error: Numbers cannot be more than four digits."',
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id='test_too_many_digits'),
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pytest.param(
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[['98 + 3g5', '3801 - 2', '45 + 43', '123 + 49']],
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'Error: Numbers must only contain digits.',
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'Expected calling "arithmetic_arranger()" with a problem that contains a letter character in the number to return "Error: Numbers must only contain digits."',
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id='test_only_digits'),
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pytest.param(
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[['3 + 855', '988 + 40'], True],
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' 3 988\n'
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'+ 855 + 40\n'
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'----- -----\n'
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' 858 1028',
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'Expected solutions to be correctly displayed in output when calling "arithmetic_arranger()" with ["3 + 855", "988 + 40"] and a second argument of `True`.',
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id='test_two_problems_with_solutions'),
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pytest.param(
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[['32 - 698', '1 - 3801', '45 + 43', '123 + 49', '988 + 40'], True],
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' 32 1 45 123 988\n'
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'- 698 - 3801 + 43 + 49 + 40\n'
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'----- ------ ---- ----- -----\n'
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' -666 -3800 88 172 1028',
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'Expected solutions to be correctly displayed in output when calling "arithmetic_arranger()" with five arithmetic problems and a second argument of `True`.',
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id='test_five_problems_with_solutions'),
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]
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@pytest.mark.parametrize('arguments,expected_output,fail_message', test_cases)
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def test_template(arguments, expected_output, fail_message):
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actual = arithmetic_arranger(*arguments)
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assert actual == expected_output, fail_message
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