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" Tests for regexp in latin1 encoding
set encoding=latin1
scriptencoding latin1
func s:equivalence_test()
let str = "AÀÁÂÃÄÅ B C D EÈÉÊË F G H IÌÍÎÏ J K L M NÑ OÒÓÔÕÖØ P Q R S T UÙÚÛÜ V W X YÝ Z aàáâãäå b c d eèéêë f g h iìíîï j k l m nñ oòóôõöø p q r s t uùúûü v w x yýÿ 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
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
func Test_get_equi_class()
new
" Incomplete equivalence class caused invalid memory access
s/^/[[=
call assert_equal(1, search(getline(1)))
s/.*/[[.
call assert_equal(1, search(getline(1)))
endfunc
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
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
func Test_multi_failure()
set re=1
call assert_fails('/a**', 'E61:')
call assert_fails('/a*\+', 'E62:')
call assert_fails('/a\{a}', 'E554:')
set re=2
call assert_fails('/a**', 'E871:')
call assert_fails('/a*\+', 'E871:')
call assert_fails('/a\{a}', 'E870:')
set re=0
endfunc
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