42 lines
1.3 KiB
Python
42 lines
1.3 KiB
Python
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from prefix import with_prefix
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words=["apple","baby","abba"]
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a_words=["apple", "abba"]
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def test_simple():
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assert list(with_prefix(["a"],words)) == [a_words]
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def test_order():
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assert list(with_prefix(["b","a"],words)) == [["baby"], a_words]
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def test_multi():
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assert list(with_prefix(["bb","ab"],words)) == [[],["abba"]]
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# Commented out because the solution I am submitting is not using regex
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#def test_regex1():
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# assert list(with_prefix(["[a-z]b"], words)) == [ ["abba"] ]
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#def test_regex2():
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# assert list(with_prefix([".*a$"], words)) == [ ["abba"] ]
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def test_gen():
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gen = with_prefix(["b"],words)
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assert next(gen) == ["baby"]
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def test_gen2(): #Testing out of order prefixes, with generator syntax
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gen = with_prefix(["b", "a"], words)
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assert next(gen) == ["baby"]
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assert next(gen) == ["apple", "abba"]
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def test_gen3(): #Testing out returning the same number of elements as words, out of order
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gen = with_prefix(["bab", "abb", "app"], words)
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assert next(gen) == ["baby"]
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assert next(gen) == ["abba"]
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assert next(gen) == ["apple"]
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words2 = ["aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "z"]
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def test_gen4(): #Testing a long word and one letter word
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gen = with_prefix(["a", "z"], words2)
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assert next(gen) == ["aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"]
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assert next(gen) == ["z"]
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