neovim/test/old/testdir/test_regexp_utf8.vim
dundargoc af23d17388
test: move oldtests to test directory (#22536)
The new oldtest directory is in test/old/testdir. The reason for this is
that many tests have hardcoded the parent directory name to be
'testdir'.
2023-03-07 11:13:04 +08:00

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" Tests for regexp in utf8 encoding
func s:equivalence_test()
let str = "AÀÁÂÃÄÅĀĂĄǍǞǠǺȂȦȺḀẠẢẤẦẨẪẬẮẰẲẴẶ BƁɃḂḄḆ CÇĆĈĊČƇȻḈꞒ DĎĐƊḊḌḎḐḒ EÈÉÊËĒĔĖĘĚȄȆȨɆḔḖḘḚḜẸẺẼẾỀỂỄỆ FƑḞ GĜĞĠĢƓǤǦǴḠꞠ HĤĦȞḢḤḦḨḪⱧ IÌÍÎÏĨĪĬĮİƗǏȈȊḬḮỈỊ JĴɈ KĶƘǨḰḲḴⱩꝀ LĹĻĽĿŁȽḶḸḺḼⱠ MḾṀṂ NÑŃŅŇǸṄṆṈṊꞤ OÒÓÔÕÖØŌŎŐƟƠǑǪǬǾȌȎȪȬȮȰṌṎṐṒỌỎỐỒỔỖỘỚỜỞỠỢ PƤṔṖⱣ QɊ RŔŖŘȐȒɌṘṚṜṞⱤꞦ SŚŜŞŠȘṠṢṤṦṨⱾꞨ TŢŤŦƬƮȚȾṪṬṮṰ UÙÚÛÜŨŪŬŮŰƯǕǙǛǓǗȔȖɄṲṴṶṸṺỤỦỨỪỬỮỰ VƲṼṾ WŴẀẂẄẆẈ XẊẌ YÝŶŸƳȲɎẎỲỴỶỸ ZŹŻŽƵẐẒẔⱫ aàáâãäåāăąǎǟǡǻȃȧᶏḁẚạảấầẩẫậắằẳẵặⱥ bƀɓᵬᶀḃḅḇ cçćĉċčƈȼḉꞓꞔ dďđɗᵭᶁᶑḋḍḏḑḓ eèéêëēĕėęěȅȇȩɇᶒḕḗḙḛḝẹẻẽếềểễệ fƒᵮᶂḟ gĝğġģǥǧǵɠḡꞡ hĥħȟḣḥḧḩḫẖⱨꞕ iìíîïĩīĭįǐȉȋɨᶖḭḯỉị jĵǰɉ kķƙǩᶄḱḳḵⱪꝁ lĺļľŀłƚḷḹḻḽⱡ mᵯḿṁṃ nñńņňʼnǹᵰᶇṅṇṉṋꞥ oòóôõöøōŏőơǒǫǭǿȍȏȫȭȯȱɵṍṏṑṓọỏốồổỗộớờởỡợ pƥᵱᵽᶈṕṗ qɋʠ rŕŗřȑȓɍɽᵲᵳᶉṛṝṟꞧ sśŝşšșȿᵴᶊṡṣṥṧṩꞩ tţťŧƫƭțʈᵵṫṭṯṱẗⱦ uùúûüũūŭůűųǚǖưǔǘǜȕȗʉᵾᶙṳṵṷṹṻụủứừửữự vʋṽṿ wŵẁẃẅẇẉẘ xẋẍ yýÿŷƴȳɏẏẙỳỵỷỹ zźżžƶᵶᶎẑẓẕⱬ"
let groups = split(str)
for group1 in groups
for c in split(group1, '\zs')
" next statement confirms that equivalence class matches every
" character in group
call assert_match('^[[=' .. c .. '=]]*$', group1)
for group2 in groups
if group2 != group1
" next statement converts that equivalence class doesn't match
" character in any other group
call assert_equal(-1, match(group2, '[[=' .. c .. '=]]'), c)
endif
endfor
endfor
endfor
endfunc
func Test_equivalence_re1()
set re=1
call s:equivalence_test()
set re=0
endfunc
func Test_equivalence_re2()
set re=2
call s:equivalence_test()
set re=0
endfunc
func s:classes_test()
if has('win32')
set iskeyword=@,48-57,_,192-255
endif
set isprint=@,161-255
call assert_equal('Motörhead', matchstr('Motörhead', '[[:print:]]\+'))
let alnumchars = ''
let alphachars = ''
let backspacechar = ''
let blankchars = ''
let cntrlchars = ''
let digitchars = ''
let escapechar = ''
let graphchars = ''
let lowerchars = ''
let printchars = ''
let punctchars = ''
let returnchar = ''
let spacechars = ''
let tabchar = ''
let upperchars = ''
let xdigitchars = ''
let identchars = ''
let identchars1 = ''
let kwordchars = ''
let kwordchars1 = ''
let fnamechars = ''
let fnamechars1 = ''
let i = 1
while i <= 255
let c = nr2char(i)
if c =~ '[[:alpha:]]'
let alphachars .= c
endif
if c =~ '[[:alnum:]]'
let alnumchars .= c
endif
if c =~ '[[:backspace:]]'
let backspacechar .= c
endif
if c =~ '[[:blank:]]'
let blankchars .= c
endif
if c =~ '[[:cntrl:]]'
let cntrlchars .= c
endif
if c =~ '[[:digit:]]'
let digitchars .= c
endif
if c =~ '[[:escape:]]'
let escapechar .= c
endif
if c =~ '[[:graph:]]'
let graphchars .= c
endif
if c =~ '[[:lower:]]'
let lowerchars .= c
endif
if c =~ '[[:print:]]'
let printchars .= c
endif
if c =~ '[[:punct:]]'
let punctchars .= c
endif
if c =~ '[[:return:]]'
let returnchar .= c
endif
if c =~ '[[:space:]]'
let spacechars .= c
endif
if c =~ '[[:tab:]]'
let tabchar .= c
endif
if c =~ '[[:upper:]]'
let upperchars .= c
endif
if c =~ '[[:xdigit:]]'
let xdigitchars .= c
endif
if c =~ '[[:ident:]]'
let identchars .= c
endif
if c =~ '\i'
let identchars1 .= c
endif
if c =~ '[[:keyword:]]'
let kwordchars .= c
endif
if c =~ '\k'
let kwordchars1 .= c
endif
if c =~ '[[:fname:]]'
let fnamechars .= c
endif
if c =~ '\f'
let fnamechars1 .= c
endif
let i += 1
endwhile
call assert_equal('ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz', alphachars)
call assert_equal('0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz', alnumchars)
call assert_equal("\b", backspacechar)
call assert_equal("\t ", blankchars)
call assert_equal("\x01\x02\x03\x04\x05\x06\x07\b\t\n\x0b\f\r\x0e\x0f\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\e\x1c\x1d\x1e\x1f\x7f", cntrlchars)
call assert_equal("0123456789", digitchars)
call assert_equal("\<Esc>", escapechar)
call assert_equal('!"#$%&''()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~', graphchars)
call assert_equal('abcdefghijklmnopqrstuvwxyzµßàáâãäåæçèéêëìíîïðñòóôõöøùúûüýþÿ', lowerchars)
call assert_equal(' !"#$%&''()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~ ¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿ', printchars)
call assert_equal('!"#$%&''()*+,-./:;<=>?@[\]^_`{|}~', punctchars)
call assert_equal('ABCDEFGHIJKLMNOPQRSTUVWXYZÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞ', upperchars)
call assert_equal("\r", returnchar)
call assert_equal("\t\n\x0b\f\r ", spacechars)
call assert_equal("\t", tabchar)
call assert_equal('0123456789ABCDEFabcdef', xdigitchars)
if has('win32')
let identchars_ok = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz€‚ƒ„…†‡ˆ‰Š‹ŒŽ‘’“”•–—˜™š›œžŸ ¡¢£¤¥¦§µÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõöøùúûüýþÿ'
let kwordchars_ok = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyzµÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿ'
else
let identchars_ok = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyzµÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿ'
let kwordchars_ok = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyzµÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿ'
endif
if has('win32')
let fnamechars_ok = '!#$%+,-./0123456789:=@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]_abcdefghijklmnopqrstuvwxyz{}~ ¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿ'
elseif has('amiga')
let fnamechars_ok = '$+,-./0123456789:ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz~ ¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿ'
elseif has('vms')
let fnamechars_ok = '#$%+,-./0123456789:;<>ABCDEFGHIJKLMNOPQRSTUVWXYZ[]_abcdefghijklmnopqrstuvwxyz~ ¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿ'
else
let fnamechars_ok = '#$%+,-./0123456789=ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz~ ¡¢£¤¥¦§¨©ª«¬­®¯°±²³´µ¶·¸¹º»¼½¾¿ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿ'
endif
call assert_equal(identchars_ok, identchars)
call assert_equal(kwordchars_ok, kwordchars)
call assert_equal(fnamechars_ok, fnamechars)
call assert_equal(identchars1, identchars)
call assert_equal(kwordchars1, kwordchars)
call assert_equal(fnamechars1, fnamechars)
endfunc
func Test_classes_re1()
set re=1
call s:classes_test()
set re=0
endfunc
func Test_classes_re2()
set re=2
call s:classes_test()
set re=0
endfunc
func Test_recursive_substitute()
new
s/^/\=execute("s#^##gn")
" check we are now not in the sandbox
call setwinvar(1, 'myvar', 1)
bwipe!
endfunc
func Test_nested_backrefs()
" Check example in change.txt.
new
for re in range(0, 2)
exe 'set re=' . re
call setline(1, 'aa ab x')
1s/\(\(a[a-d] \)*\)\(x\)/-\1- -\2- -\3-/
call assert_equal('-aa ab - -ab - -x-', getline(1))
call assert_equal('-aa ab - -ab - -x-', substitute('aa ab x', '\(\(a[a-d] \)*\)\(x\)', '-\1- -\2- -\3-', ''))
endfor
bwipe!
set re=0
endfunc
func Test_eow_with_optional()
let expected = ['abc def', 'abc', 'def', '', '', '', '', '', '', '']
for re in range(0, 2)
exe 'set re=' . re
let actual = matchlist('abc def', '\(abc\>\)\?\s*\(def\)')
call assert_equal(expected, actual)
endfor
endfunc
func Test_reversed_range()
for re in range(0, 2)
exe 'set re=' . re
call assert_fails('call match("abc def", "[c-a]")', 'E944:', re)
endfor
set re=0
endfunc
func Test_large_class()
set re=1
call assert_fails('call match("abc def", "[\u3000-\u4000]")', 'E945:')
set re=2
call assert_equal(0, 'abc def' =~# '[\u3000-\u4000]')
call assert_equal(1, "\u3042" =~# '[\u3000-\u4000]')
set re=0
endfunc
func Test_optmatch_toolong()
set re=1
" Can only handle about 8000 characters.
let pat = '\\%[' .. repeat('x', 9000) .. ']'
call assert_fails('call match("abc def", "' .. pat .. '")', 'E339:')
set re=0
endfunc
" Test for regexp patterns with multi-byte support, using utf-8.
func Test_multibyte_chars()
" tl is a List of Lists with:
" 2: test auto/old/new 0: test auto/old 1: test auto/new
" regexp pattern
" text to test the pattern on
" expected match (optional)
" expected submatch 1 (optional)
" expected submatch 2 (optional)
" etc.
" When there is no match use only the first two items.
let tl = []
" Multi-byte character tests.
call add(tl, [2, '[[:alpha:][=a=]]\+', '879 aiaãâaiuvna ', 'aiaãâaiuvna'])
call add(tl, [2, '[[=a=]]\+', 'ddaãâbcd', 'aãâ']) " equivalence classes
call add(tl, [2, '[^ม ]\+', 'มม oijasoifjos ifjoisj f osij j มมมมม abcd', 'oijasoifjos'])
call add(tl, [2, ' [^ ]\+', 'start มabcdม ', ' มabcdม'])
call add(tl, [2, '[ม[:alpha:][=a=]]\+', '879 aiaãมâมaiuvna ', 'aiaãมâมaiuvna'])
" this is not a normal "i" but 0xec
call add(tl, [2, '\p\+', 'ìa', 'ìa'])
call add(tl, [2, '\p*', 'aあ', 'aあ'])
" Test recognition of some character classes
call add(tl, [2, '\i\+', '&*¨xx ', 'xx'])
call add(tl, [2, '\f\+', '&*Ÿfname ', 'fname'])
" Test composing character matching
call add(tl, [2, '.ม', 'xม่x yมy', 'yม'])
call add(tl, [2, '.ม่', 'xม่x yมy', 'xม่'])
call add(tl, [2, "\u05b9", " x\u05b9 ", "x\u05b9"])
call add(tl, [2, ".\u05b9", " x\u05b9 ", "x\u05b9"])
call add(tl, [2, "\u05b9\u05bb", " x\u05b9\u05bb ", "x\u05b9\u05bb"])
call add(tl, [2, ".\u05b9\u05bb", " x\u05b9\u05bb ", "x\u05b9\u05bb"])
call add(tl, [2, "\u05bb\u05b9", " x\u05b9\u05bb ", "x\u05b9\u05bb"])
call add(tl, [2, ".\u05bb\u05b9", " x\u05b9\u05bb ", "x\u05b9\u05bb"])
call add(tl, [2, "\u05b9", " y\u05bb x\u05b9 ", "x\u05b9"])
call add(tl, [2, ".\u05b9", " y\u05bb x\u05b9 ", "x\u05b9"])
call add(tl, [2, "\u05b9", " y\u05bb\u05b9 x\u05b9 ", "y\u05bb\u05b9"])
call add(tl, [2, ".\u05b9", " y\u05bb\u05b9 x\u05b9 ", "y\u05bb\u05b9"])
call add(tl, [1, "\u05b9\u05bb", " y\u05b9 x\u05b9\u05bb ", "x\u05b9\u05bb"])
call add(tl, [2, ".\u05b9\u05bb", " y\u05bb x\u05b9\u05bb ", "x\u05b9\u05bb"])
call add(tl, [2, "a", "ca\u0300t"])
call add(tl, [2, "ca", "ca\u0300t"])
call add(tl, [2, "a\u0300", "ca\u0300t", "a\u0300"])
call add(tl, [2, 'a\%C', "ca\u0300t", "a\u0300"])
call add(tl, [2, 'ca\%C', "ca\u0300t", "ca\u0300"])
call add(tl, [2, 'ca\%Ct', "ca\u0300t", "ca\u0300t"])
" Test \Z
call add(tl, [2, 'ú\Z', 'x'])
call add(tl, [2, 'יהוה\Z', 'יהוה', 'יהוה'])
call add(tl, [2, 'יְהוָה\Z', 'יהוה', 'יהוה'])
call add(tl, [2, 'יהוה\Z', 'יְהוָה', 'יְהוָה'])
call add(tl, [2, 'יְהוָה\Z', 'יְהוָה', 'יְהוָה'])
call add(tl, [2, 'יְ\Z', 'וְיַ', 'יַ'])
call add(tl, [2, "ק\u200d\u05b9x\\Z", "xק\u200d\u05b9xy", "ק\u200d\u05b9x"])
call add(tl, [2, "ק\u200d\u05b9x\\Z", "xק\u200dxy", "ק\u200dx"])
call add(tl, [2, "ק\u200dx\\Z", "xק\u200d\u05b9xy", "ק\u200d\u05b9x"])
call add(tl, [2, "ק\u200dx\\Z", "xק\u200dxy", "ק\u200dx"])
call add(tl, [2, "\u05b9\\Z", "xyz"])
call add(tl, [2, "\\Z\u05b9", "xyz"])
call add(tl, [2, "\u05b9\\Z", "xy\u05b9z", "y\u05b9"])
call add(tl, [2, "\\Z\u05b9", "xy\u05b9z", "y\u05b9"])
call add(tl, [1, "\u05b9\\+\\Z", "xy\u05b9z\u05b9 ", "y\u05b9z\u05b9"])
call add(tl, [1, "\\Z\u05b9\\+", "xy\u05b9z\u05b9 ", "y\u05b9z\u05b9"])
" Combining different tests and features
call add(tl, [2, '[^[=a=]]\+', 'ddaãâbcd', 'dd'])
" Run the tests
for t in tl
let re = t[0]
let pat = t[1]
let text = t[2]
let matchidx = 3
for engine in [0, 1, 2]
if engine == 2 && re == 0 || engine == 1 && re == 1
continue
endif
let &regexpengine = engine
try
let l = matchlist(text, pat)
catch
call assert_report('Error ' . engine . ': pat: \"' . pat .
\ '\", text: \"' . text .
\ '\", caused an exception: \"' . v:exception . '\"')
endtry
" check the match itself
if len(l) == 0 && len(t) > matchidx
call assert_report('Error ' . engine . ': pat: \"' . pat .
\ '\", text: \"' . text .
\ '\", did not match, expected: \"' . t[matchidx] . '\"')
elseif len(l) > 0 && len(t) == matchidx
call assert_report('Error ' . engine . ': pat: \"' . pat .
\ '\", text: \"' . text . '\", match: \"' . l[0] .
\ '\", expected no match')
elseif len(t) > matchidx && l[0] != t[matchidx]
call assert_report('Error ' . engine . ': pat: \"' . pat .
\ '\", text: \"' . text . '\", match: \"' . l[0] .
\ '\", expected: \"' . t[matchidx] . '\"')
else
" Test passed
endif
if len(l) > 0
" check all the nine submatches
for i in range(1, 9)
if len(t) <= matchidx + i
let e = ''
else
let e = t[matchidx + i]
endif
if l[i] != e
call assert_report('Error ' . engine . ': pat: \"' . pat .
\ '\", text: \"' . text . '\", submatch ' . i .
\ ': \"' . l[i] . '\", expected: \"' . e . '\"')
endif
endfor
unlet i
endif
endfor
endfor
set regexpengine&
endfunc
" check that 'ambiwidth' does not change the meaning of \p
func Test_ambiwidth()
set regexpengine=1 ambiwidth=single
call assert_equal(0, match("\u00EC", '\p'))
set regexpengine=1 ambiwidth=double
call assert_equal(0, match("\u00EC", '\p'))
set regexpengine=2 ambiwidth=single
call assert_equal(0, match("\u00EC", '\p'))
set regexpengine=2 ambiwidth=double
call assert_equal(0, match("\u00EC", '\p'))
set regexpengine& ambiwidth&
endfunc
func Run_regexp_ignore_case()
call assert_equal('iIİ', substitute('iIİ', '\([iIİ]\)', '\1', 'g'))
call assert_equal('iIx', substitute('iIİ', '\c\([İ]\)', 'x', 'g'))
call assert_equal('xxİ', substitute('iIİ', '\(i\c\)', 'x', 'g'))
call assert_equal('iIx', substitute('iIİ', '\(İ\c\)', 'x', 'g'))
call assert_equal('iIx', substitute('iIİ', '\c\(\%u0130\)', 'x', 'g'))
call assert_equal('iIx', substitute('iIİ', '\c\([\u0130]\)', 'x', 'g'))
call assert_equal('iIx', substitute('iIİ', '\c\([\u012f-\u0131]\)', 'x', 'g'))
endfunc
func Test_regexp_ignore_case()
set regexpengine=1
call Run_regexp_ignore_case()
set regexpengine=2
call Run_regexp_ignore_case()
set regexpengine&
endfunc
" Tests for regexp with multi-byte encoding and various magic settings
func Run_regexp_multibyte_magic()
let text =<< trim END
1 a aa abb abbccc
2 d dd dee deefff
3 g gg ghh ghhiii
4 j jj jkk jkklll
5 m mm mnn mnnooo
6 x ^aa$ x
7 (a)(b) abbaa
8 axx [ab]xx
9 หม่x อมx
a อมx หม่x
b ちカヨは
c x ¬€x
d 天使x
e <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>y
f <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>z
g a啷bb
j 0123x
k combinations
l äö üᾱ̆́
END
new
call setline(1, text)
exe 'normal /a*b\{2}c\+/e' .. "\<CR>x"
call assert_equal('1 a aa abb abbcc', getline('.'))
exe 'normal /\Md\*e\{2}f\+/e' .. "\<CR>x"
call assert_equal('2 d dd dee deeff', getline('.'))
set nomagic
exe 'normal /g\*h\{2}i\+/e' .. "\<CR>x"
call assert_equal('3 g gg ghh ghhii', getline('.'))
exe 'normal /\mj*k\{2}l\+/e' .. "\<CR>x"
call assert_equal('4 j jj jkk jkkll', getline('.'))
exe 'normal /\vm*n{2}o+/e' .. "\<CR>x"
call assert_equal('5 m mm mnn mnnoo', getline('.'))
exe 'normal /\V^aa$/' .. "\<CR>x"
call assert_equal('6 x aa$ x', getline('.'))
set magic
exe 'normal /\v(a)(b)\2\1\1/e' .. "\<CR>x"
call assert_equal('7 (a)(b) abba', getline('.'))
exe 'normal /\V[ab]\(\[xy]\)\1' .. "\<CR>x"
call assert_equal('8 axx ab]xx', getline('.'))
" search for multi-byte without composing char
exe 'normal /ม' .. "\<CR>x"
call assert_equal('9 หม่x อx', getline('.'))
" search for multi-byte with composing char
exe 'normal /ม่' .. "\<CR>x"
call assert_equal('a อมx หx', getline('.'))
" find word by change of word class
exe 'normal /ち\<カヨ\>は' .. "\<CR>x"
call assert_equal('b カヨは', getline('.'))
" Test \%u, [\u] and friends
" c
exe 'normal /\%u20ac' .. "\<CR>x"
call assert_equal('c x ¬x', getline('.'))
" d
exe 'normal /[\u4f7f\u5929]\+' .. "\<CR>x"
call assert_equal('d 使x', getline('.'))
" e
exe 'normal /\%U12345678' .. "\<CR>x"
call assert_equal('e y', getline('.'))
" f
exe 'normal /[\U1234abcd\u1234\uabcd]' .. "\<CR>x"
call assert_equal('f z', getline('.'))
" g
exe 'normal /\%d21879b' .. "\<CR>x"
call assert_equal('g abb', getline('.'))
" j Test backwards search from a multi-byte char
exe "normal /x\<CR>x?.\<CR>x"
call assert_equal('j 012❤', getline('.'))
" k
let @w=':%s#comb[i]nations#œ̄ṣ́m̥̄ᾱ̆́#g'
@w
call assert_equal('k œ̄ṣ́m̥̄ᾱ̆́', getline(18))
close!
endfunc
func Test_regexp_multibyte_magic()
set regexpengine=1
call Run_regexp_multibyte_magic()
set regexpengine=2
call Run_regexp_multibyte_magic()
set regexpengine&
endfunc
" Test for 7.3.192
" command ":s/ \?/ /g" splits multi-byte characters into bytes
func Test_split_multibyte_to_bytes()
new
call setline(1, 'l äö üᾱ̆́')
s/ \?/ /g
call assert_equal(' l ä ö ü ᾱ̆́', getline(1))
close!
endfunc
" Test for matchstr() with multibyte characters
func Test_matchstr_multibyte()
new
call assert_equal('ב', matchstr("אבגד", ".", 0, 2))
call assert_equal('בג', matchstr("אבגד", "..", 0, 2))
call assert_equal('א', matchstr("אבגד", ".", 0, 0))
call assert_equal('ג', matchstr("אבגד", ".", 4, -1))
close!
endfunc
" Test for 7.4.636
" A search with end offset gets stuck at end of file.
func Test_search_with_end_offset()
new
call setline(1, ['', 'dog(a', 'cat('])
exe "normal /(/e+\<CR>"
normal n"ayn
call assert_equal("a\ncat(", @a)
close!
endfunc
" Check that "^" matches even when the line starts with a combining char
func Test_match_start_of_line_combining()
new
call setline(1, ['', "\u05ae", ''])
exe "normal gg/^\<CR>"
call assert_equal(2, getcurpos()[1])
bwipe!
endfunc
" Check that [[:upper:]] matches for automatic engine
func Test_match_char_class_upper()
new
" Test 1: [[:upper:]]\{2,\}
set regexpengine=0
call setline(1, ['05. ПЕСНЯ О ГЕРОЯХ муз. А. Давиденко, М. Коваля и Б. Шехтера ...', '05. PJESNJA O GJEROJAKH mus. A. Davidjenko, M. Kovalja i B. Shjekhtjera ...'])
call cursor(1,1)
let search_cmd='norm /\<[[:upper:]]\{2,\}\>' .. "\<CR>"
exe search_cmd
call assert_equal(4, searchcount().total, 'TEST 1')
set regexpengine=1
exe search_cmd
call assert_equal(2, searchcount().total, 'TEST 1')
set regexpengine=2
exe search_cmd
call assert_equal(4, searchcount().total, 'TEST 1')
" Test 2: [[:upper:]].\+
let search_cmd='norm /\<[[:upper:]].\+\>' .. "\<CR>"
set regexpengine=0
exe search_cmd
call assert_equal(2, searchcount().total, 'TEST 2')
set regexpengine=1
exe search_cmd
call assert_equal(1, searchcount().total, 'TEST 2')
set regexpengine=2
exe search_cmd
call assert_equal(2, searchcount().total, 'TEST 2')
" Test 3: [[:lower:]]\+
let search_cmd='norm /\<[[:lower:]]\+\>' .. "\<CR>"
set regexpengine=0
exe search_cmd
call assert_equal(4, searchcount().total, 'TEST 3 lower')
set regexpengine=1
exe search_cmd
call assert_equal(2, searchcount().total, 'TEST 3 lower')
set regexpengine=2
exe search_cmd
call assert_equal(4, searchcount().total, 'TEST 3 lower')
" clean up
set regexpengine=0
bwipe!
endfunc
func Test_match_invalid_byte()
call writefile(0z630a.765d30aa0a.2e0a.790a.4030, 'Xinvalid')
new
source Xinvalid
bwipe!
call delete('Xinvalid')
endfunc
func Test_match_too_complicated()
set regexpengine=1
exe "noswapfile vsplit \xeb\xdb\x99"
silent! buf \&\zs*\zs*0
bwipe!
set regexpengine=0
endfunc
" vim: shiftwidth=2 sts=2 expandtab