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neovim/src/nvim/testdir/test_regexp_latin.vim

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test/old: restore test_alot_utf8.vim Needed for later Vim patches. Stub test_alot_latin.vim to avoid merge-conflict noise. vim-patch:7.4.1700 vim-patch:7.4.1734 vim-patch:7.4.1740 vim-patch:7.4.2086 vim-patch:7.4.2223 vim-patch:8.0.0250
2018-02-11 11:30:26 -07:00
" Tests for regexp in latin1 encoding
set encoding=latin1
scriptencoding latin1
func s:equivalence_test()
let str = "A<><41><EFBFBD><EFBFBD><EFBFBD><EFBFBD> B C D E<><45><EFBFBD><EFBFBD> F G H I<><49><EFBFBD><EFBFBD> J K L M N<> O<><4F><EFBFBD><EFBFBD><EFBFBD><EFBFBD> P Q R S T U<><55><EFBFBD><EFBFBD> V W X Y<> Z a<><61><EFBFBD><EFBFBD><EFBFBD><EFBFBD> b c d e<><65><EFBFBD><EFBFBD> f g h i<><69><EFBFBD><EFBFBD> j k l m n<> o<><6F><EFBFBD><EFBFBD><EFBFBD><EFBFBD> p q r s t u<><75><EFBFBD><EFBFBD> v w x y<><79> z"
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
" a character in any other group
call assert_equal(-1, match(group2, '[[=' . c . '=]]'))
endif
endfor
endfor
endfor
endfunc
func Test_equivalence_re1()
set re=1
call s:equivalence_test()
endfunc
func Test_equivalence_re2()
set re=2
call s:equivalence_test()
endfunc
vim-patch:8.1.0945: internal error when using pattern with NL in the range Problem: Internal error when using pattern with NL in the range. Solution: Use an actual newline for the range. (closes vim/vim#3989) Also fix error message. (Dominique Pelle) https://github.com/vim/vim/commit/a5483448cba6997517003a22a8029f0de1007d0e
2019-02-17 17:03:25 -07:00
func Test_range_with_newline()
new
call setline(1, "a")
call assert_equal(0, search("[ -*\\n- ]"))
call assert_equal(0, search("[ -*\\t-\\n]"))
bwipe!
endfunc
vim-patch:8.1.0934: invalid memory access in search pattern Problem: Invalid memory access in search pattern. (Kuang-che Wu) Solution: Check for incomplete equivalence class. (closes vim/vim#3970) https://github.com/vim/vim/commit/985079c514e9ab85598b7bca019c77d3e42526f5
2019-02-17 17:34:19 -07:00
func Test_get_equi_class()
new
" Incomplete equivalence class caused invalid memory access
s/^/[[=
call assert_equal(1, search(getline(1)))
vim-patch:8.1.0937: invalid memory access in search pattern Problem: Invalid memory access in search pattern. (Kuang-che Wu) Solution: Check for incomplete collation element. (Dominique Pelle, closes vim/vim#3985) https://github.com/vim/vim/commit/f1b57ab2ab18032d19f64bff7d22f3adb3fe93f7
2019-02-17 17:36:21 -07:00
s/.*/[[.
call assert_equal(1, search(getline(1)))
vim-patch:8.1.0934: invalid memory access in search pattern Problem: Invalid memory access in search pattern. (Kuang-che Wu) Solution: Check for incomplete equivalence class. (closes vim/vim#3970) https://github.com/vim/vim/commit/985079c514e9ab85598b7bca019c77d3e42526f5
2019-02-17 17:34:19 -07:00
endfunc
vim-patch:8.1.0935: old regexp engine may use invalid buffer #9692 Problem: Old regexp engine may use invalid buffer for 'iskeyword' or uninitialized buffer pointer. (Kuang-che Wu) Solution: Set rex.reg_buf when compiling the pattern. (closes vim/vim#3972) https://github.com/vim/vim/commit/8bfd9469cef536f171e6666f9d9217192e09d161
2019-03-07 04:05:22 -07:00
func Test_rex_init()
set noincsearch
set re=1
new
setlocal iskeyword=a-z
call setline(1, ['abc', 'ABC'])
call assert_equal(1, search('[[:keyword:]]'))
new
setlocal iskeyword=A-Z
call setline(1, ['abc', 'ABC'])
call assert_equal(2, search('[[:keyword:]]'))
bwipe!
bwipe!
set re=0
endfunc
vim-patch:8.0.0645: no error for illegal back reference in NFA engine Problem: The new regexp engine does not give an error for using a back reference where it is not allowed. (Dominique Pelle) Solution: Check the back reference like the old engine. (closes vim/vim#1774) https://github.com/vim/vim/commit/1ef9bbe215e13a273e74fccaddd8fc5a42c76b6e
2019-03-01 21:38:36 -07:00
func Test_backref()
new
call setline(1, ['one', 'two', 'three', 'four', 'five'])
call assert_equal(3, search('\%#=1\(e\)\1'))
call assert_equal(3, search('\%#=2\(e\)\1'))
call assert_fails('call search("\\%#=1\\(e\\1\\)")', 'E65:')
call assert_fails('call search("\\%#=2\\(e\\1\\)")', 'E65:')
bwipe!
endfunc
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