neovim

Neovim text editor
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test_matchfuzzy.vim (20376B)


      1 " Tests for fuzzy matching
      2 
      3 source shared.vim
      4 source check.vim
      5 source term_util.vim
      6 
      7 " Test for matchfuzzy()
      8 func Test_matchfuzzy()
      9  call assert_fails('call matchfuzzy(10, "abc")', 'E686:')
     10  call assert_fails('call matchfuzzy(["abc"], [])', 'E730:')
     11  call assert_fails("let x = matchfuzzy(v:_null_list, 'foo')", 'E686:')
     12  call assert_fails('call matchfuzzy(["abc"], v:_null_string)', 'E475:')
     13  call assert_equal([], matchfuzzy([], 'abc'))
     14  call assert_equal([], matchfuzzy(['abc'], ''))
     15  call assert_equal(['abc'], matchfuzzy(['abc', 10], 'ac'))
     16  call assert_equal([], matchfuzzy([10, 20], 'ac'))
     17  call assert_equal(['abc'], matchfuzzy(['abc'], 'abc'))
     18  call assert_equal(['crayon', 'camera'], matchfuzzy(['camera', 'crayon'], 'cra'))
     19  call assert_equal(['aabbaa', 'aaabbbaaa', 'aaaabbbbaaaa', 'aba'], matchfuzzy(['aba', 'aabbaa', 'aaabbbaaa', 'aaaabbbbaaaa'], 'aa'))
     20  call assert_equal(['one'], matchfuzzy(['one', 'two'], 'one'))
     21  call assert_equal(['oneTwo'], matchfuzzy(['onetwo', 'oneTwo'], 'oneTwo'))
     22  call assert_equal([], matchfuzzy(['onetwo', 'one_two'], 'oneTwo'))
     23  call assert_equal(['aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa'], matchfuzzy(['aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa'], 'aa'))
     24  call assert_equal(256, matchfuzzy([repeat('a', 256)], repeat('a', 256))[0]->len())
     25  call assert_equal([repeat('a', 300)], matchfuzzy([repeat('a', 300)], repeat('a', 257)))
     26  " full match has highest score
     27  call assert_equal(['Cursor', 'lCursor'], matchfuzzy(["hello", "lCursor", "Cursor"], "Cursor"))
     28  " matches with same score should not be reordered
     29  let l = ['abc1', 'abc2', 'abc3']
     30  call assert_equal(l, l->matchfuzzy('abc'))
     31 
     32  " Tests for match preferences
     33  call assert_equal(['onetwo', 'oneTwo'], ['onetwo', 'oneTwo']->matchfuzzy('onetwo'))
     34  " preference for match after a separator (_ or space)
     35  call assert_equal(['onetwo', 'one_two', 'one two'], ['onetwo', 'one_two', 'one two']->matchfuzzy('onetwo'))
     36  " preference for leading letter match
     37  call assert_equal(['onetwo', 'xonetwo'], ['xonetwo', 'onetwo']->matchfuzzy('onetwo'))
     38  " preference for sequential match
     39  call assert_equal(['onetwo', 'oanbectdweo'], ['oanbectdweo', 'onetwo']->matchfuzzy('onetwo'))
     40  " non-matching leading letter(s) penalty
     41  call assert_equal(['xonetwo', 'xxonetwo'], ['xxonetwo', 'xonetwo']->matchfuzzy('onetwo'))
     42  " total non-matching letter(s) penalty
     43  call assert_equal(['one', 'onex', 'onexx'], ['onexx', 'one', 'onex']->matchfuzzy('one'))
     44  " prefer complete matches over separator matches
     45  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'))
     46  " gap penalty
     47  call assert_equal(['xxayybxxxx', 'xxayyybxxx', 'xxayyyybxx'], ['xxayyyybxx', 'xxayyybxxx', 'xxayybxxxx']->matchfuzzy('ab'))
     48  " path separator vs word separator
     49  call assert_equal(['color/setup.vim', 'color setup.vim', 'color_setup.vim', 'colorsetup.vim', 'color\\setup.vim'], matchfuzzy(['colorsetup.vim', 'color setup.vim', 'color/setup.vim', 'color_setup.vim', 'color\\setup.vim'], 'setup.vim'))
     50 
     51  " match multiple words (separated by space)
     52  call assert_equal(['foo bar baz'], ['foo bar baz', 'foo', 'foo bar', 'baz bar']->matchfuzzy('baz foo'))
     53  call assert_equal([], ['foo bar baz', 'foo', 'foo bar', 'baz bar']->matchfuzzy('one two'))
     54  call assert_equal([], ['foo bar']->matchfuzzy(" \t "))
     55 
     56  " test for matching a sequence of words
     57  call assert_equal(['bar foo'], ['foo bar', 'bar foo', 'foobar', 'barfoo']->matchfuzzy('bar foo', {'matchseq' : 1}))
     58  call assert_equal([#{text: 'two one'}], [#{text: 'one two'}, #{text: 'two one'}]->matchfuzzy('two one', #{key: 'text', matchseq: v:true}))
     59 
     60  %bw!
     61  eval ['somebuf', 'anotherone', 'needle', 'yetanotherone']->map({_, v -> bufadd(v) + bufload(v)})
     62  let l = getbufinfo()->map({_, v -> fnamemodify(v.name, ':t')})->matchfuzzy('ndl')
     63  call assert_equal(1, len(l))
     64  call assert_match('needle', l[0])
     65  %bw!
     66 
     67  " Test for fuzzy matching dicts
     68  let l = [{'id' : 5, 'val' : 'crayon'}, {'id' : 6, 'val' : 'camera'}]
     69  call assert_equal([{'id' : 6, 'val' : 'camera'}], matchfuzzy(l, 'cam', {'text_cb' : {v -> v.val}}))
     70  call assert_equal([{'id' : 6, 'val' : 'camera'}], matchfuzzy(l, 'cam', {'key' : 'val'}))
     71  call assert_equal([], matchfuzzy(l, 'day', {'text_cb' : {v -> v.val}}))
     72  call assert_equal([], matchfuzzy(l, 'day', {'key' : 'val'}))
     73  call assert_fails("let x = matchfuzzy(l, 'cam', 'random')", 'E1206:')
     74  call assert_equal([], matchfuzzy(l, 'day', {'text_cb' : {v -> []}}))
     75  call assert_equal([], matchfuzzy(l, 'day', {'text_cb' : {v -> 1}}))
     76  call assert_fails("let x = matchfuzzy(l, 'day', {'text_cb' : {a, b -> 1}})", 'E119:')
     77  call assert_equal([], matchfuzzy(l, 'cam'))
     78  " Nvim's callback implementation is different, so E6000 is expected instead,
     79  " call assert_fails("let x = matchfuzzy(l, 'cam', {'text_cb' : []})", 'E921:')
     80  call assert_fails("let x = matchfuzzy(l, 'cam', {'text_cb' : []})", 'E6000:')
     81  call assert_fails("let x = matchfuzzy(l, 'foo', {'key' : 123})", 'E475: Invalid value for argument key: 123')
     82  call assert_fails("let x = matchfuzzy(l, 'foo', {'key' : []})", 'E730:')
     83  call assert_fails("let x = matchfuzzy(l, 'cam', v:_null_dict)", 'E1297:')
     84  call assert_fails("let x = matchfuzzy(l, 'foo', {'key' : v:_null_string})", 'E475:')
     85  " Nvim doesn't have null functions
     86  " call assert_fails("let x = matchfuzzy(l, 'foo', {'text_cb' : test_null_function()})", 'E475:')
     87  " matches with same score should not be reordered
     88  let l = [#{text: 'abc', id: 1}, #{text: 'abc', id: 2}, #{text: 'abc', id: 3}]
     89  call assert_equal(l, l->matchfuzzy('abc', #{key: 'text'}))
     90 
     91  let l = [{'id' : 5, 'name' : 'foo'}, {'id' : 6, 'name' : []}, {'id' : 7}]
     92  call assert_fails("let x = matchfuzzy(l, 'foo', {'key' : 'name'})", 'E730:')
     93 
     94  " camelcase
     95  call assert_equal(['Cursor', 'CurSearch', 'CursorLine', 'lCursor', 'shCurlyIn', 'shCurlyError', 'TracesCursor'],
     96        \ matchfuzzy(['Cursor', 'lCursor', 'shCurlyIn', 'shCurlyError', 'TracesCursor', 'CurSearch', 'CursorLine'], 'Cur'))
     97  call assert_equal(['things', 'sThings', 'thisThings'],
     98        \ matchfuzzy(['things','sThings', 'thisThings'], 'thin'))
     99  call assert_equal(['MyTestCase', 'mytestcase'], matchfuzzy(['mytestcase', 'MyTestCase'], 'mtc'))
    100  call assert_equal(['MyTestCase', 'mytestcase'], matchfuzzy(['MyTestCase', 'mytestcase'], 'mtc'))
    101  call assert_equal(['MyTest'], matchfuzzy(['Mytest', 'mytest', 'MyTest'], 'MyT'))
    102  call assert_equal(['CamelCaseMatchIngAlg'],
    103      \ matchfuzzy(['CamelCaseMatchIngAlg', 'camelCaseMatchingAlg', 'camelcasematchingalg'], 'CamelCase'))
    104  call assert_equal(['SomeWord', 'PrefixSomeWord'], matchfuzzy(['PrefixSomeWord', 'SomeWord'], 'somewor'))
    105 
    106  " Test in latin1 encoding
    107  let save_enc = &encoding
    108  " Nvim supports utf-8 encoding only
    109  " set encoding=latin1
    110  call assert_equal(['abc'], matchfuzzy(['abc'], 'abc'))
    111  let &encoding = save_enc
    112 endfunc
    113 
    114 " Test for the matchfuzzypos() function
    115 func Test_matchfuzzypos()
    116  call assert_equal([['curl', 'world'], [[2,3], [2,3]], [990, 985]], matchfuzzypos(['world', 'curl'], 'rl'))
    117  call assert_equal([['curl', 'world'], [[2,3], [2,3]], [990, 985]], matchfuzzypos(['world', 'one', 'curl'], 'rl'))
    118  call assert_equal([['hello', 'hello world hello world'],
    119        \ [[0, 1, 2, 3, 4], [0, 1, 2, 3, 4]], [2147483647, 4810]],
    120        \ matchfuzzypos(['hello world hello world', 'hello', 'world'], 'hello'))
    121  call assert_equal([['aaaaaaa'], [[0, 1, 2]], [2880]], matchfuzzypos(['aaaaaaa'], 'aaa'))
    122  call assert_equal([['a  b'], [[0, 3]], [1670]], matchfuzzypos(['a  b'], 'a  b'))
    123  call assert_equal([['a  b'], [[0, 3]], [1670]], matchfuzzypos(['a  b'], 'a    b'))
    124  call assert_equal([['a  b'], [[0]], [885]], matchfuzzypos(['a  b'], '  a  '))
    125  call assert_equal([[], [], []], matchfuzzypos(['a  b'], '  '))
    126  call assert_equal([[], [], []], matchfuzzypos(['world', 'curl'], 'ab'))
    127  let x = matchfuzzypos([repeat('a', 256)], repeat('a', 256))
    128  call assert_equal(range(256), x[1][0])
    129 
    130  " fuzzy matches limited to 1024 chars
    131  let matches = matchfuzzypos([repeat('a', 1030)], repeat('a', 1025))
    132  call assert_equal([repeat('a', 1030)], matches[0])
    133  call assert_equal(1024, len(matches[1][0]))
    134  call assert_equal(1023, matches[1][0][1023])
    135 
    136  call assert_equal([[], [], []], matchfuzzypos([], 'abc'))
    137  call assert_equal([[], [], []], matchfuzzypos(['abc'], ''))
    138 
    139  " match in a long string
    140  call assert_equal([[repeat('x', 300) .. 'abc'], [[300, 301, 302]], [500]],
    141        \ matchfuzzypos([repeat('x', 300) .. 'abc'], 'abc'))
    142 
    143  " preference for camel case match
    144  call assert_equal([['xabcxxaBc'], [[7, 8]], [1665]], matchfuzzypos(['xabcxxaBc'], 'bc'))
    145  " preference for match after a separator (_ or space)
    146  call assert_equal([['xabx_ab'], [[5, 6]], [1775]], matchfuzzypos(['xabx_ab'], 'ab'))
    147  " preference for leading letter match
    148  call assert_equal([['abcxabc'], [[0, 1]], [1875]], matchfuzzypos(['abcxabc'], 'ab'))
    149  " preference for sequential match
    150  call assert_equal([['aobncedone'], [[7, 8, 9]], [1965]], matchfuzzypos(['aobncedone'], 'one'))
    151  " best recursive match
    152  call assert_equal([['xoone'], [[2, 3, 4]], [1990]], matchfuzzypos(['xoone'], 'one'))
    153 
    154  " match multiple words (separated by space)
    155  call assert_equal([['foo bar baz'], [[8, 9, 10, 0, 1, 2]], [5620]], ['foo bar baz', 'foo', 'foo bar', 'baz bar']->matchfuzzypos('baz foo'))
    156  call assert_equal([[], [], []], ['foo bar baz', 'foo', 'foo bar', 'baz bar']->matchfuzzypos('baz foo', {'matchseq': 1}))
    157  call assert_equal([['foo bar baz'], [[0, 1, 2, 8, 9, 10]], [5620]], ['foo bar baz', 'foo', 'foo bar', 'baz bar']->matchfuzzypos('foo baz'))
    158  call assert_equal([['foo bar baz'], [[0, 1, 2, 3, 4, 9, 10]], [6660]], ['foo bar baz', 'foo', 'foo bar', 'baz bar']->matchfuzzypos('foo baz', {'matchseq': 1}))
    159  call assert_equal([[], [], []], ['foo bar baz', 'foo', 'foo bar', 'baz bar']->matchfuzzypos('one two'))
    160  call assert_equal([[], [], []], ['foo bar']->matchfuzzypos(" \t "))
    161  call assert_equal([['grace'], [[1, 2, 3, 4, 2, 3, 4, 0, 1, 2, 3, 4]], [2147483647]], ['grace']->matchfuzzypos('race ace grace'))
    162 
    163  let l = [{'id' : 5, 'val' : 'crayon'}, {'id' : 6, 'val' : 'camera'}]
    164  call assert_equal([[{'id' : 6, 'val' : 'camera'}], [[0, 1, 2]], [2885]],
    165        \ matchfuzzypos(l, 'cam', {'text_cb' : {v -> v.val}}))
    166  call assert_equal([[{'id' : 6, 'val' : 'camera'}], [[0, 1, 2]], [2885]],
    167        \ matchfuzzypos(l, 'cam', {'key' : 'val'}))
    168  call assert_equal([[], [], []], matchfuzzypos(l, 'day', {'text_cb' : {v -> v.val}}))
    169  call assert_equal([[], [], []], matchfuzzypos(l, 'day', {'key' : 'val'}))
    170  call assert_fails("let x = matchfuzzypos(l, 'cam', 'random')", 'E1206:')
    171  call assert_equal([[], [], []], matchfuzzypos(l, 'day', {'text_cb' : {v -> []}}))
    172  call assert_equal([[], [], []], matchfuzzypos(l, 'day', {'text_cb' : {v -> 1}}))
    173  call assert_fails("let x = matchfuzzypos(l, 'day', {'text_cb' : {a, b -> 1}})", 'E119:')
    174  call assert_equal([[], [], []], matchfuzzypos(l, 'cam'))
    175  " Nvim's callback implementation is different, so E6000 is expected instead,
    176  " call assert_fails("let x = matchfuzzypos(l, 'cam', {'text_cb' : []})", 'E921:')
    177  call assert_fails("let x = matchfuzzypos(l, 'cam', {'text_cb' : []})", 'E6000:')
    178  call assert_fails("let x = matchfuzzypos(l, 'foo', {'key' : 123})", 'E475: Invalid value for argument key: 123')
    179  call assert_fails("let x = matchfuzzypos(l, 'foo', {'key' : []})", 'E730:')
    180  call assert_fails("let x = matchfuzzypos(l, 'cam', v:_null_dict)", 'E1297:')
    181  call assert_fails("let x = matchfuzzypos(l, 'foo', {'key' : v:_null_string})", 'E475:')
    182  " Nvim doesn't have null functions
    183  " call assert_fails("let x = matchfuzzypos(l, 'foo', {'text_cb' : test_null_function()})", 'E475:')
    184 
    185  " case match
    186  call assert_equal([['Match'], [[0, 1]], [1885]], matchfuzzypos(['match', 'Match'], 'Ma'))
    187  call assert_equal([['match', 'Match'], [[0, 1], [0, 1]], [1885, 1885]], matchfuzzypos(['Match', 'match'], 'ma'))
    188 
    189  let l = [{'id' : 5, 'name' : 'foo'}, {'id' : 6, 'name' : []}, {'id' : 7}]
    190  call assert_fails("let x = matchfuzzypos(l, 'foo', {'key' : 'name'})", 'E730:')
    191 
    192  " camelcase
    193  call assert_equal([['Cursor', 'CurSearch', 'CursorLine', 'lCursor', 'shCurlyIn', 'shCurlyError', 'TracesCursor'], [[0, 1, 2], [0, 1, 2], [0, 1, 2], [1, 2, 3], [2, 3, 4], [2, 3, 4], [6, 7, 8]], [2885, 2870, 2865, 2680, 2670, 2655, 2655]],
    194        \ matchfuzzypos(['Cursor', 'lCursor', 'shCurlyIn', 'shCurlyError', 'TracesCursor', 'CurSearch', 'CursorLine'], 'Cur'))
    195  call assert_equal([['things', 'sThings', 'thisThings'], [[0, 1, 2, 3], [1, 2, 3, 4], [0, 1, 6, 7]], [3890, 3685, 3670]],
    196        \ matchfuzzypos(['things','sThings', 'thisThings'], 'thin'))
    197 endfunc
    198 
    199 " Test for matchfuzzy() with multibyte characters
    200 func Test_matchfuzzy_mbyte()
    201  CheckFeature multi_lang
    202  call assert_equal(['ンヹㄇヺヴ'], matchfuzzy(['ンヹㄇヺヴ'], 'ヹヺ'))
    203  " reverse the order of characters
    204  call assert_equal([], matchfuzzy(['ンヹㄇヺヴ'], 'ヺヹ'))
    205  call assert_equal(['αβΩxxx', 'xαxβxΩx'],
    206        \ matchfuzzy(['αβΩxxx', 'xαxβxΩx'], 'αβΩ'))
    207  call assert_equal(['ππbbππ', 'πππbbbπππ', 'ππππbbbbππππ', 'πbπ'],
    208        \ matchfuzzy(['πbπ', 'ππbbππ', 'πππbbbπππ', 'ππππbbbbππππ'], 'ππ'))
    209 
    210  " match multiple words (separated by space)
    211  call assert_equal(['세 마리의 작은 돼지'], ['세 마리의 작은 돼지', '마리의', '마리의 작은', '작은 돼지']->matchfuzzy('돼지 마리의'))
    212  call assert_equal([], ['세 마리의 작은 돼지', '마리의', '마리의 작은', '작은 돼지']->matchfuzzy('파란 하늘'))
    213 
    214  " camel case match
    215  call assert_equal(['oneąwo', 'oneĄwo'],
    216        \ ['oneĄwo', 'oneąwo']->matchfuzzy('oneąwo'))
    217  call assert_equal(['oneĄwo'],
    218        \ ['oneĄwo', 'oneąwo']->matchfuzzy('Ąwo'))
    219  " prefer camelcase when searched first character matches upper case
    220  call assert_equal(['oneĄwo', 'oneąwo'],
    221        \ ['oneĄwo', 'oneąwo']->matchfuzzy('ąw'))
    222  " preference for complete match then match after separator (_ or space)
    223  call assert_equal(['ⅠⅡabㄟㄠ'] + sort(['ⅠⅡa_bㄟㄠ', 'ⅠⅡa bㄟㄠ']),
    224          \ ['ⅠⅡabㄟㄠ', 'ⅠⅡa bㄟㄠ', 'ⅠⅡa_bㄟㄠ']->matchfuzzy('ⅠⅡabㄟㄠ'))
    225  " preference for match after a separator (_ or space)
    226  call assert_equal(['ㄓㄔabㄟㄠ', 'ㄓㄔa_bㄟㄠ', 'ㄓㄔa bㄟㄠ'],
    227        \ ['ㄓㄔa_bㄟㄠ', 'ㄓㄔa bㄟㄠ', 'ㄓㄔabㄟㄠ']->matchfuzzy('ㄓㄔabㄟㄠ'))
    228  " preference for leading letter match
    229  call assert_equal(['ŗŝţũŵż', 'xŗŝţũŵż'],
    230        \ ['xŗŝţũŵż', 'ŗŝţũŵż']->matchfuzzy('ŗŝţũŵż'))
    231  " preference for sequential match
    232  call assert_equal(['ㄞㄡㄤfffifl', 'ㄞaㄡbㄤcffdfiefl'],
    233        \ ['ㄞaㄡbㄤcffdfiefl', 'ㄞㄡㄤfffifl']->matchfuzzy('ㄞㄡㄤfffifl'))
    234  " non-matching leading letter(s) penalty
    235  call assert_equal(['xㄞㄡㄤfffifl', 'xxㄞㄡㄤfffifl'],
    236        \ ['xxㄞㄡㄤfffifl', 'xㄞㄡㄤfffifl']->matchfuzzy('ㄞㄡㄤfffifl'))
    237  " total non-matching letter(s) penalty
    238  call assert_equal(['ŗŝţ', 'ŗŝţx', 'ŗŝţxx'],
    239        \ ['ŗŝţxx', 'ŗŝţ', 'ŗŝţx']->matchfuzzy('ŗŝţ'))
    240 endfunc
    241 
    242 " Test for matchfuzzypos() with multibyte characters
    243 func Test_matchfuzzypos_mbyte()
    244  CheckFeature multi_lang
    245  call assert_equal([['こんにちは世界'], [[0, 1, 2, 3, 4]], [4890]],
    246        \ matchfuzzypos(['こんにちは世界'], 'こんにちは'))
    247  call assert_equal([['ンヹㄇヺヴ'], [[1, 3]], [-20]], matchfuzzypos(['ンヹㄇヺヴ'], 'ヹヺ'))
    248  " reverse the order of characters
    249  call assert_equal([[], [], []], matchfuzzypos(['ンヹㄇヺヴ'], 'ヺヹ'))
    250  call assert_equal([['αβΩxxx', 'xαxβxΩx'], [[0, 1, 2], [1, 3, 5]], [2885, 670]],
    251        \ matchfuzzypos(['αβΩxxx', 'xαxβxΩx'], 'αβΩ'))
    252  call assert_equal([['ππbbππ', 'πππbbbπππ', 'ππππbbbbππππ', 'πbπ'],
    253        \ [[0, 1], [0, 1], [0, 1], [0, 2]], [1880, 1865, 1850, 890]],
    254        \ matchfuzzypos(['πbπ', 'ππbbππ', 'πππbbbπππ', 'ππππbbbbππππ'], 'ππ'))
    255  call assert_equal([['ααααααα'], [[0, 1, 2]], [2880]],
    256        \ matchfuzzypos(['ααααααα'], 'ααα'))
    257 
    258  call assert_equal([[], [], []], matchfuzzypos(['ンヹㄇ', 'ŗŝţ'], 'fffifl'))
    259  let x = matchfuzzypos([repeat('Ψ', 256)], repeat('Ψ', 256))
    260  call assert_equal(range(256), x[1][0])
    261  call assert_equal([repeat('✓', 300)], matchfuzzypos([repeat('✓', 300)], repeat('✓', 257))[0])
    262 
    263  " match multiple words (separated by space)
    264  call assert_equal([['세 마리의 작은 돼지'], [[9, 10, 2, 3, 4]], [4515]], ['세 마리의 작은 돼지', '마리의', '마리의 작은', '작은 돼지']->matchfuzzypos('돼지 마리의'))
    265  call assert_equal([[], [], []], ['세 마리의 작은 돼지', '마리의', '마리의 작은', '작은 돼지']->matchfuzzypos('파란 하늘'))
    266 
    267  " match in a long string
    268  call assert_equal([[repeat('ぶ', 300) .. 'ẼẼẼ'], [[300, 301, 302]], [500]],
    269        \ matchfuzzypos([repeat('ぶ', 300) .. 'ẼẼẼ'], 'ẼẼẼ'))
    270  " preference for match after a separator (_ or space)
    271  call assert_equal([['xちだx_ちだ'], [[5, 6]], [1775]], matchfuzzypos(['xちだx_ちだ'], 'ちだ'))
    272  " preference for leading letter match
    273  call assert_equal([['ѳѵҁxѳѵҁ'], [[0, 1]], [1875]], matchfuzzypos(['ѳѵҁxѳѵҁ'], 'ѳѵ'))
    274  " preference for sequential match
    275  call assert_equal([['aンbヹcㄇdンヹㄇ'], [[7, 8, 9]], [1965]], matchfuzzypos(['aンbヹcㄇdンヹㄇ'], 'ンヹㄇ'))
    276  " best recursive match
    277  call assert_equal([['xффйд'], [[2, 3, 4]], [1990]], matchfuzzypos(['xффйд'], 'фйд'))
    278 endfunc
    279 
    280 " Test for matchfuzzy() with limit
    281 func Test_matchfuzzy_limit()
    282  let x = ['1', '2', '3', '2']
    283  call assert_equal(['2', '2'], x->matchfuzzy('2'))
    284  call assert_equal(['2', '2'], x->matchfuzzy('2', #{}))
    285  call assert_equal(['2', '2'], x->matchfuzzy('2', #{limit: 0}))
    286  call assert_equal(['2'], x->matchfuzzy('2', #{limit: 1}))
    287  call assert_equal(['2', '2'], x->matchfuzzy('2', #{limit: 2}))
    288  call assert_equal(['2', '2'], x->matchfuzzy('2', #{limit: 3}))
    289  call assert_fails("call matchfuzzy(x, '2', #{limit: '2'})", 'E475:')
    290  call assert_fails("call matchfuzzy(x, '2', #{limit: []})", 'E475:')
    291 
    292  let l = [{'id': 5, 'val': 'crayon'}, {'id': 6, 'val': 'camera'}]
    293  call assert_equal([{'id': 5, 'val': 'crayon'}, {'id': 6, 'val': 'camera'}], l->matchfuzzy('c', #{text_cb: {v -> v.val}}))
    294  call assert_equal([{'id': 5, 'val': 'crayon'}, {'id': 6, 'val': 'camera'}], l->matchfuzzy('c', #{key: 'val'}))
    295  call assert_equal([{'id': 5, 'val': 'crayon'}, {'id': 6, 'val': 'camera'}], l->matchfuzzy('c', #{text_cb: {v -> v.val}, limit: 0}))
    296  call assert_equal([{'id': 5, 'val': 'crayon'}, {'id': 6, 'val': 'camera'}], l->matchfuzzy('c', #{key: 'val', limit: 0}))
    297  call assert_equal([{'id': 5, 'val': 'crayon'}], l->matchfuzzy('c', #{text_cb: {v -> v.val}, limit: 1}))
    298  call assert_equal([{'id': 5, 'val': 'crayon'}], l->matchfuzzy('c', #{key: 'val', limit: 1}))
    299 endfunc
    300 
    301 " This was using uninitialized memory
    302 func Test_matchfuzzy_initialized()
    303  CheckRunVimInTerminal
    304 
    305  " This can take a very long time (esp. when using valgrind).  Run in a
    306  " separate Vim instance and kill it after two seconds.  We only check for
    307  " memory errors.
    308  let lines =<< trim END
    309      lvimgrep [ss [fg*
    310  END
    311  call writefile(lines, 'XTest_matchfuzzy', 'D')
    312 
    313  let buf = RunVimInTerminal('-u NONE -X -Z', {})
    314  call term_sendkeys(buf, ":source XTest_matchfuzzy\n")
    315  " Use term_wait directly rather than the TermWait wrapper; otherwise,
    316  " retries become very slow.
    317  call term_wait(buf, 2000)
    318 
    319  let job = term_getjob(buf)
    320  if job_status(job) == "run"
    321    call job_stop(job, "int")
    322    " The search might or might not have been completed. If the search is
    323    " finished and Vim receives a SIGINT, then that will trigger a message
    324    " next time Vim is active:
    325    "   Type  :qa  and press <Enter> to exit Vim
    326    " If we do not send something here to trigger displaying the message, before
    327    " TermWait(), then the exit sequence sent afterward does not work.
    328    call term_sendkeys(buf, "\<C-O>")
    329    call TermWait(buf, 50)
    330  endif
    331 
    332  " clean up
    333  call StopVimInTerminal(buf)
    334 endfunc
    335 
    336 " vim: shiftwidth=2 sts=2 expandtab