mirror of https://github.com/explosion/spaCy.git
75 lines
2.7 KiB
Python
75 lines
2.7 KiB
Python
import pytest
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from spacy.matcher import levenshtein
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from spacy.matcher.levenshtein import levenshtein_compare
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# empty string plus 10 random ASCII, 10 random unicode, and 2 random long tests
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# from polyleven
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@pytest.mark.parametrize(
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"dist,a,b",
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[
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(0, "", ""),
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(4, "bbcb", "caba"),
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(3, "abcb", "cacc"),
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(3, "aa", "ccc"),
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(1, "cca", "ccac"),
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(1, "aba", "aa"),
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(4, "bcbb", "abac"),
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(3, "acbc", "bba"),
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(3, "cbba", "a"),
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(2, "bcc", "ba"),
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(4, "aaa", "ccbb"),
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(3, "うあい", "いいうい"),
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(2, "あううい", "うあい"),
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(3, "いういい", "うううあ"),
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(2, "うい", "あいあ"),
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(2, "いあい", "いう"),
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(1, "いい", "あいい"),
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(3, "あうあ", "いいああ"),
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(4, "いあうう", "ううああ"),
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(3, "いあいい", "ういああ"),
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(3, "いいああ", "ううあう"),
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(
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166,
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"TCTGGGCACGGATTCGTCAGATTCCATGTCCATATTTGAGGCTCTTGCAGGCAAAATTTGGGCATGTGAACTCCTTATAGTCCCCGTGC",
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"ATATGGATTGGGGGCATTCAAAGATACGGTTTCCCTTTCTTCAGTTTCGCGCGGCGCACGTCCGGGTGCGAGCCAGTTCGTCTTACTCACATTGTCGACTTCACGAATCGCGCATGATGTGCTTAGCCTGTACTTACGAACGAACTTTCGGTCCAAATACATTCTATCAACACCGAGGTATCCGTGCCACACGCCGAAGCTCGACCGTGTTCGTTGAGAGGTGGAAATGGTAAAAGATGAACATAGTC",
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),
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(
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111,
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"GGTTCGGCCGAATTCATAGAGCGTGGTAGTCGACGGTATCCCGCCTGGTAGGGGCCCCTTCTACCTAGCGGAAGTTTGTCAGTACTCTATAACACGAGGGCCTCTCACACCCTAGATCGTCCAGCCACTCGAAGATCGCAGCACCCTTACAGAAAGGCATTAATGTTTCTCCTAGCACTTGTGCAATGGTGAAGGAGTGATG",
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"CGTAACACTTCGCGCTACTGGGCTGCAACGTCTTGGGCATACATGCAAGATTATCTAATGCAAGCTTGAGCCCCGCTTGCGGAATTTCCCTAATCGGGGTCCCTTCCTGTTACGATAAGGACGCGTGCACT",
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),
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],
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)
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def test_levenshtein(dist, a, b):
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assert levenshtein(a, b) == dist
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@pytest.mark.parametrize(
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"a,b,fuzzy,expected",
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[
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("a", "a", 1, True),
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("a", "a", 0, True),
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("a", "a", -1, True),
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("a", "ab", 1, True),
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("a", "ab", 0, False),
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("a", "ab", -1, True),
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("ab", "ac", 1, True),
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("ab", "ac", -1, True),
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("abc", "cde", 4, True),
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("abc", "cde", -1, False),
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("abcdef", "cdefgh", 4, True),
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("abcdef", "cdefgh", 3, False),
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("abcdef", "cdefgh", -1, False), # default (2 for length 6)
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("abcdefgh", "cdefghijk", 5, True),
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("abcdefgh", "cdefghijk", 4, False),
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("abcdefgh", "cdefghijk", -1, False), # default (2)
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("abcdefgh", "cdefghijkl", 6, True),
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("abcdefgh", "cdefghijkl", 5, False),
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("abcdefgh", "cdefghijkl", -1, False), # default (2)
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],
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)
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def test_levenshtein_compare(a, b, fuzzy, expected):
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assert levenshtein_compare(a, b, fuzzy) == expected
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