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annotate src/testdir/test_matchfuzzy.vim @ 22689:f8bf2c122452 v8.2.1893

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patch 8.2.1893: fuzzy matching does not support multiple words Commit: https://github.com/vim/vim/commit/8ded5b647aa4b3338da721b343e0bce0f86655f6 Author: Bram Moolenaar <Bram@vim.org> Date: Fri Oct 23 16:50:30 2020 +0200 patch 8.2.1893: fuzzy matching does not support multiple words Problem: Fuzzy matching does not support multiple words. Solution: Add support for matching white space separated words. (Yegappan Lakshmanan, closes #7163)
author Bram Moolenaar <Bram@vim.org>
date Fri, 23 Oct 2020 17:00:04 +0200
parents 0dd527d9c62d
children 875bd7c04533
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 " Tests for fuzzy matching
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2
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3 source shared.vim
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4 source check.vim
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5
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6 " Test for matchfuzzy()
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7 func Test_matchfuzzy()
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8 call assert_fails('call matchfuzzy(10, "abc")', 'E686:')
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9 call assert_fails('call matchfuzzy(["abc"], [])', 'E730:')
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10 call assert_fails("let x = matchfuzzy(test_null_list(), 'foo')", 'E686:')
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11 call assert_fails('call matchfuzzy(["abc"], test_null_string())', 'E475:')
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12 call assert_equal([], matchfuzzy([], 'abc'))
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13 call assert_equal([], matchfuzzy(['abc'], ''))
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14 call assert_equal(['abc'], matchfuzzy(['abc', 10], 'ac'))
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15 call assert_equal([], matchfuzzy([10, 20], 'ac'))
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16 call assert_equal(['abc'], matchfuzzy(['abc'], 'abc'))
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17 call assert_equal(['crayon', 'camera'], matchfuzzy(['camera', 'crayon'], 'cra'))
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18 call assert_equal(['aabbaa', 'aaabbbaaa', 'aaaabbbbaaaa', 'aba'], matchfuzzy(['aba', 'aabbaa', 'aaabbbaaa', 'aaaabbbbaaaa'], 'aa'))
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19 call assert_equal(['one'], matchfuzzy(['one', 'two'], 'one'))
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20 call assert_equal(['oneTwo', 'onetwo'], matchfuzzy(['onetwo', 'oneTwo'], 'oneTwo'))
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21 call assert_equal(['onetwo', 'one_two'], matchfuzzy(['onetwo', 'one_two'], 'oneTwo'))
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22 call assert_equal(['aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa'], matchfuzzy(['aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa'], 'aa'))
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23 call assert_equal(256, matchfuzzy([repeat('a', 256)], repeat('a', 256))[0]->len())
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24 call assert_equal([], matchfuzzy([repeat('a', 300)], repeat('a', 257)))
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25 " matches with same score should not be reordered
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26 let l = ['abc1', 'abc2', 'abc3']
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27 call assert_equal(l, l->matchfuzzy('abc'))
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28
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29 " Tests for match preferences
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30 " preference for camel case match
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31 call assert_equal(['oneTwo', 'onetwo'], ['onetwo', 'oneTwo']->matchfuzzy('onetwo'))
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32 " preference for match after a separator (_ or space)
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33 call assert_equal(['onetwo', 'one_two', 'one two'], ['onetwo', 'one_two', 'one two']->matchfuzzy('onetwo'))
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34 " preference for leading letter match
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35 call assert_equal(['onetwo', 'xonetwo'], ['xonetwo', 'onetwo']->matchfuzzy('onetwo'))
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36 " preference for sequential match
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37 call assert_equal(['onetwo', 'oanbectdweo'], ['oanbectdweo', 'onetwo']->matchfuzzy('onetwo'))
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38 " non-matching leading letter(s) penalty
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39 call assert_equal(['xonetwo', 'xxonetwo'], ['xxonetwo', 'xonetwo']->matchfuzzy('onetwo'))
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40 " total non-matching letter(s) penalty
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41 call assert_equal(['one', 'onex', 'onexx'], ['onexx', 'one', 'onex']->matchfuzzy('one'))
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42 " prefer complete matches over separator matches
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43 call assert_equal(['.vim/vimrc', '.vim/vimrc_colors', '.vim/v_i_m_r_c'], ['.vim/vimrc', '.vim/vimrc_colors', '.vim/v_i_m_r_c']->matchfuzzy('vimrc'))
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44 " gap penalty
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45 call assert_equal(['xxayybxxxx', 'xxayyybxxx', 'xxayyyybxx'], ['xxayyyybxx', 'xxayyybxxx', 'xxayybxxxx']->matchfuzzy('ab'))
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46
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47 " match multiple words (separated by space)
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48 call assert_equal(['foo bar baz'], ['foo bar baz', 'foo', 'foo bar', 'baz bar']->matchfuzzy('baz foo'))
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49 call assert_equal([], ['foo bar baz', 'foo', 'foo bar', 'baz bar']->matchfuzzy('one two'))
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50 call assert_equal([], ['foo bar']->matchfuzzy(" \t "))
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51
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52 " test for matching a sequence of words
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53 call assert_equal(['bar foo'], ['foo bar', 'bar foo', 'foobar', 'barfoo']->matchfuzzy('bar foo', {'matchseq' : 1}))
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54 call assert_equal([#{text: 'two one'}], [#{text: 'one two'}, #{text: 'two one'}]->matchfuzzy('two one', #{key: 'text', matchseq: v:true}))
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55
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56 %bw!
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57 eval ['somebuf', 'anotherone', 'needle', 'yetanotherone']->map({_, v -> bufadd(v) + bufload(v)})
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58 let l = getbufinfo()->map({_, v -> v.name})->matchfuzzy('ndl')
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59 call assert_equal(1, len(l))
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60 call assert_match('needle', l[0])
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61
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62 " Test for fuzzy matching dicts
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63 let l = [{'id' : 5, 'val' : 'crayon'}, {'id' : 6, 'val' : 'camera'}]
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64 call assert_equal([{'id' : 6, 'val' : 'camera'}], matchfuzzy(l, 'cam', {'text_cb' : {v -> v.val}}))
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65 call assert_equal([{'id' : 6, 'val' : 'camera'}], matchfuzzy(l, 'cam', {'key' : 'val'}))
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66 call assert_equal([], matchfuzzy(l, 'day', {'text_cb' : {v -> v.val}}))
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67 call assert_equal([], matchfuzzy(l, 'day', {'key' : 'val'}))
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68 call assert_fails("let x = matchfuzzy(l, 'cam', 'random')", 'E715:')
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69 call assert_equal([], matchfuzzy(l, 'day', {'text_cb' : {v -> []}}))
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70 call assert_equal([], matchfuzzy(l, 'day', {'text_cb' : {v -> 1}}))
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71 call assert_fails("let x = matchfuzzy(l, 'day', {'text_cb' : {a, b -> 1}})", 'E119:')
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72 call assert_equal([], matchfuzzy(l, 'cam'))
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73 call assert_fails("let x = matchfuzzy(l, 'cam', {'text_cb' : []})", 'E921:')
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74 call assert_fails("let x = matchfuzzy(l, 'foo', {'key' : []})", 'E730:')
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75 call assert_fails("let x = matchfuzzy(l, 'cam', test_null_dict())", 'E715:')
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76 call assert_fails("let x = matchfuzzy(l, 'foo', {'key' : test_null_string()})", 'E475:')
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77 call assert_fails("let x = matchfuzzy(l, 'foo', {'text_cb' : test_null_function()})", 'E475:')
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78 " matches with same score should not be reordered
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79 let l = [#{text: 'abc', id: 1}, #{text: 'abc', id: 2}, #{text: 'abc', id: 3}]
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80 call assert_equal(l, l->matchfuzzy('abc', #{key: 'text'}))
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81
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82 let l = [{'id' : 5, 'name' : 'foo'}, {'id' : 6, 'name' : []}, {'id' : 7}]
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83 call assert_fails("let x = matchfuzzy(l, 'foo', {'key' : 'name'})", 'E730:')
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84
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85 " Test in latin1 encoding
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86 let save_enc = &encoding
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87 set encoding=latin1
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88 call assert_equal(['abc'], matchfuzzy(['abc'], 'abc'))
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89 let &encoding = save_enc
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90 endfunc
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91
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92 " Test for the matchfuzzypos() function
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93 func Test_matchfuzzypos()
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94 call assert_equal([['curl', 'world'], [[2,3], [2,3]]], matchfuzzypos(['world', 'curl'], 'rl'))
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95 call assert_equal([['curl', 'world'], [[2,3], [2,3]]], matchfuzzypos(['world', 'one', 'curl'], 'rl'))
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96 call assert_equal([['hello', 'hello world hello world'],
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97 \ [[0, 1, 2, 3, 4], [0, 1, 2, 3, 4]]],
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98 \ matchfuzzypos(['hello world hello world', 'hello', 'world'], 'hello'))
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99 call assert_equal([['aaaaaaa'], [[0, 1, 2]]], matchfuzzypos(['aaaaaaa'], 'aaa'))
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100 call assert_equal([['a b'], [[0, 3]]], matchfuzzypos(['a b'], 'a b'))
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101 call assert_equal([['a b'], [[0, 3]]], matchfuzzypos(['a b'], 'a b'))
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102 call assert_equal([['a b'], [[0]]], matchfuzzypos(['a b'], ' a '))
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103 call assert_equal([[], []], matchfuzzypos(['a b'], ' '))
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104 call assert_equal([[], []], matchfuzzypos(['world', 'curl'], 'ab'))
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105 let x = matchfuzzypos([repeat('a', 256)], repeat('a', 256))
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106 call assert_equal(range(256), x[1][0])
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107 call assert_equal([[], []], matchfuzzypos([repeat('a', 300)], repeat('a', 257)))
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108 call assert_equal([[], []], matchfuzzypos([], 'abc'))
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109
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110 " match in a long string
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111 call assert_equal([[repeat('x', 300) .. 'abc'], [[300, 301, 302]]],
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112 \ matchfuzzypos([repeat('x', 300) .. 'abc'], 'abc'))
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113
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114 " preference for camel case match
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115 call assert_equal([['xabcxxaBc'], [[6, 7, 8]]], matchfuzzypos(['xabcxxaBc'], 'abc'))
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116 " preference for match after a separator (_ or space)
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117 call assert_equal([['xabx_ab'], [[5, 6]]], matchfuzzypos(['xabx_ab'], 'ab'))
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118 " preference for leading letter match
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119 call assert_equal([['abcxabc'], [[0, 1]]], matchfuzzypos(['abcxabc'], 'ab'))
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120 " preference for sequential match
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121 call assert_equal([['aobncedone'], [[7, 8, 9]]], matchfuzzypos(['aobncedone'], 'one'))
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122 " best recursive match
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123 call assert_equal([['xoone'], [[2, 3, 4]]], matchfuzzypos(['xoone'], 'one'))
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124
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125 " match multiple words (separated by space)
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126 call assert_equal([['foo bar baz'], [[8, 9, 10, 0, 1, 2]]], ['foo bar baz', 'foo', 'foo bar', 'baz bar']->matchfuzzypos('baz foo'))
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127 call assert_equal([[], []], ['foo bar baz', 'foo', 'foo bar', 'baz bar']->matchfuzzypos('one two'))
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128 call assert_equal([[], []], ['foo bar']->matchfuzzypos(" \t "))
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129 call assert_equal([['grace'], [[1, 2, 3, 4, 2, 3, 4, 0, 1, 2, 3, 4]]], ['grace']->matchfuzzypos('race ace grace'))
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130
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131 let l = [{'id' : 5, 'val' : 'crayon'}, {'id' : 6, 'val' : 'camera'}]
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132 call assert_equal([[{'id' : 6, 'val' : 'camera'}], [[0, 1, 2]]],
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133 \ matchfuzzypos(l, 'cam', {'text_cb' : {v -> v.val}}))
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134 call assert_equal([[{'id' : 6, 'val' : 'camera'}], [[0, 1, 2]]],
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135 \ matchfuzzypos(l, 'cam', {'key' : 'val'}))
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136 call assert_equal([[], []], matchfuzzypos(l, 'day', {'text_cb' : {v -> v.val}}))
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137 call assert_equal([[], []], matchfuzzypos(l, 'day', {'key' : 'val'}))
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138 call assert_fails("let x = matchfuzzypos(l, 'cam', 'random')", 'E715:')
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139 call assert_equal([[], []], matchfuzzypos(l, 'day', {'text_cb' : {v -> []}}))
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140 call assert_equal([[], []], matchfuzzypos(l, 'day', {'text_cb' : {v -> 1}}))
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141 call assert_fails("let x = matchfuzzypos(l, 'day', {'text_cb' : {a, b -> 1}})", 'E119:')
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142 call assert_equal([[], []], matchfuzzypos(l, 'cam'))
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143 call assert_fails("let x = matchfuzzypos(l, 'cam', {'text_cb' : []})", 'E921:')
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144 call assert_fails("let x = matchfuzzypos(l, 'foo', {'key' : []})", 'E730:')
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145 call assert_fails("let x = matchfuzzypos(l, 'cam', test_null_dict())", 'E715:')
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146 call assert_fails("let x = matchfuzzypos(l, 'foo', {'key' : test_null_string()})", 'E475:')
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147 call assert_fails("let x = matchfuzzypos(l, 'foo', {'text_cb' : test_null_function()})", 'E475:')
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148
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149 let l = [{'id' : 5, 'name' : 'foo'}, {'id' : 6, 'name' : []}, {'id' : 7}]
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150 call assert_fails("let x = matchfuzzypos(l, 'foo', {'key' : 'name'})", 'E730:')
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151 endfunc
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152
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153 " Test for matchfuzzy() with multibyte characters
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154 func Test_matchfuzzy_mbyte()
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155 CheckFeature multi_lang
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156 call assert_equal(['ンヹㄇヺヴ'], matchfuzzy(['ンヹㄇヺヴ'], 'ヹヺ'))
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157 " reverse the order of characters
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158 call assert_equal([], matchfuzzy(['ンヹㄇヺヴ'], 'ヺヹ'))
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159 call assert_equal(['αβΩxxx', 'xαxβxΩx'],
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160 \ matchfuzzy(['αβΩxxx', 'xαxβxΩx'], 'αβΩ'))
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161 call assert_equal(['ππbbππ', 'πππbbbπππ', 'ππππbbbbππππ', 'πbπ'],
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162 \ matchfuzzy(['πbπ', 'ππbbππ', 'πππbbbπππ', 'ππππbbbbππππ'], 'ππ'))
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163
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164 " match multiple words (separated by space)
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165 call assert_equal(['세 마리의 작은 돼지'], ['세 마리의 작은 돼지', '마리의', '마리의 작은', '작은 돼지']->matchfuzzy('돼지 마리의'))
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166 call assert_equal([], ['세 마리의 작은 돼지', '마리의', '마리의 작은', '작은 돼지']->matchfuzzy('파란 하늘'))
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167
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168 " preference for camel case match
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169 call assert_equal(['oneĄwo', 'oneąwo'],
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170 \ ['oneąwo', 'oneĄwo']->matchfuzzy('oneąwo'))
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171 " preference for complete match then match after separator (_ or space)
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172 call assert_equal(['ⅠⅡabㄟㄠ'] + sort(['ⅠⅡa_bㄟㄠ', 'ⅠⅡa bㄟㄠ']),
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173 \ ['ⅠⅡabㄟㄠ', 'ⅠⅡa bㄟㄠ', 'ⅠⅡa_bㄟㄠ']->matchfuzzy('ⅠⅡabㄟㄠ'))
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174 " preference for match after a separator (_ or space)
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175 call assert_equal(['ㄓㄔabㄟㄠ', 'ㄓㄔa_bㄟㄠ', 'ㄓㄔa bㄟㄠ'],
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176 \ ['ㄓㄔa_bㄟㄠ', 'ㄓㄔa bㄟㄠ', 'ㄓㄔabㄟㄠ']->matchfuzzy('ㄓㄔabㄟㄠ'))
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177 " preference for leading letter match
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178 call assert_equal(['ŗŝţũŵż', 'xŗŝţũŵż'],
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179 \ ['xŗŝţũŵż', 'ŗŝţũŵż']->matchfuzzy('ŗŝţũŵż'))
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180 " preference for sequential match
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181 call assert_equal(['ㄞㄡㄤfffifl', 'ㄞaㄡbㄤcffdfiefl'],
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182 \ ['ㄞaㄡbㄤcffdfiefl', 'ㄞㄡㄤfffifl']->matchfuzzy('ㄞㄡㄤfffifl'))
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183 " non-matching leading letter(s) penalty
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184 call assert_equal(['xㄞㄡㄤfffifl', 'xxㄞㄡㄤfffifl'],
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185 \ ['xxㄞㄡㄤfffifl', 'xㄞㄡㄤfffifl']->matchfuzzy('ㄞㄡㄤfffifl'))
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186 " total non-matching letter(s) penalty
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187 call assert_equal(['ŗŝţ', 'ŗŝţx', 'ŗŝţxx'],
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188 \ ['ŗŝţxx', 'ŗŝţ', 'ŗŝţx']->matchfuzzy('ŗŝţ'))
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189 endfunc
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190
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191 " Test for matchfuzzypos() with multibyte characters
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192 func Test_matchfuzzypos_mbyte()
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193 CheckFeature multi_lang
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194 call assert_equal([['こんにちは世界'], [[0, 1, 2, 3, 4]]],
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195 \ matchfuzzypos(['こんにちは世界'], 'こんにちは'))
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196 call assert_equal([['ンヹㄇヺヴ'], [[1, 3]]], matchfuzzypos(['ンヹㄇヺヴ'], 'ヹヺ'))
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197 " reverse the order of characters
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198 call assert_equal([[], []], matchfuzzypos(['ンヹㄇヺヴ'], 'ヺヹ'))
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199 call assert_equal([['αβΩxxx', 'xαxβxΩx'], [[0, 1, 2], [1, 3, 5]]],
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200 \ matchfuzzypos(['αβΩxxx', 'xαxβxΩx'], 'αβΩ'))
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201 call assert_equal([['ππbbππ', 'πππbbbπππ', 'ππππbbbbππππ', 'πbπ'],
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202 \ [[0, 1], [0, 1], [0, 1], [0, 2]]],
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203 \ matchfuzzypos(['πbπ', 'ππbbππ', 'πππbbbπππ', 'ππππbbbbππππ'], 'ππ'))
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204 call assert_equal([['ααααααα'], [[0, 1, 2]]],
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205 \ matchfuzzypos(['ααααααα'], 'ααα'))
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206
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207 call assert_equal([[], []], matchfuzzypos(['ンヹㄇ', 'ŗŝţ'], 'fffifl'))
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208 let x = matchfuzzypos([repeat('Ψ', 256)], repeat('Ψ', 256))
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209 call assert_equal(range(256), x[1][0])
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210 call assert_equal([[], []], matchfuzzypos([repeat('✓', 300)], repeat('✓', 257)))
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211
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212 " match multiple words (separated by space)
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213 call assert_equal([['세 마리의 작은 돼지'], [[9, 10, 2, 3, 4]]], ['세 마리의 작은 돼지', '마리의', '마리의 작은', '작은 돼지']->matchfuzzypos('돼지 마리의'))
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214 call assert_equal([[], []], ['세 마리의 작은 돼지', '마리의', '마리의 작은', '작은 돼지']->matchfuzzypos('파란 하늘'))
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215
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216 " match in a long string
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217 call assert_equal([[repeat('ぶ', 300) .. 'ẼẼẼ'], [[300, 301, 302]]],
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218 \ matchfuzzypos([repeat('ぶ', 300) .. 'ẼẼẼ'], 'ẼẼẼ'))
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219 " preference for camel case match
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220 call assert_equal([['xѳѵҁxxѳѴҁ'], [[6, 7, 8]]], matchfuzzypos(['xѳѵҁxxѳѴҁ'], 'ѳѵҁ'))
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221 " preference for match after a separator (_ or space)
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222 call assert_equal([['xちだx_ちだ'], [[5, 6]]], matchfuzzypos(['xちだx_ちだ'], 'ちだ'))
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223 " preference for leading letter match
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224 call assert_equal([['ѳѵҁxѳѵҁ'], [[0, 1]]], matchfuzzypos(['ѳѵҁxѳѵҁ'], 'ѳѵ'))
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225 " preference for sequential match
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226 call assert_equal([['aンbヹcㄇdンヹㄇ'], [[7, 8, 9]]], matchfuzzypos(['aンbヹcㄇdンヹㄇ'], 'ンヹㄇ'))
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227 " best recursive match
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228 call assert_equal([['xффйд'], [[2, 3, 4]]], matchfuzzypos(['xффйд'], 'фйд'))
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229 endfunc
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230
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231 " vim: shiftwidth=2 sts=2 expandtab