Files
neovim/src/nvim/testdir/test_textformat.vim
zeertzjq 4b4643be07 vim-patch:8.2.5008: when 'formatoptions' contains "/" wrongly wrapping comment (#18717)
Problem:    When 'formatoptions' contains "/" wrongly wrapping a long trailing
            comment.
Solution:   Pass the OPENLINE_FORMAT flag.
7e66778815
2022-05-23 21:27:57 +08:00

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" Tests for the various 'formatoptions' settings
source check.vim
func Test_text_format()
enew!
setl noai tw=2 fo=t
call append('$', [
\ '{',
\ ' ',
\ '',
\ '}'])
exe "normal /^{/+1\n0"
normal gRa b
let lnum = line('.')
call assert_equal([
\ 'a',
\ 'b'], getline(lnum - 1, lnum))
normal ggdG
setl ai tw=2 fo=tw
call append('$', [
\ '{',
\ 'a b ',
\ '',
\ 'a ',
\ '}'])
exe "normal /^{/+1\n0"
normal gqgqjjllab
let lnum = line('.')
call assert_equal([
\ 'a ',
\ 'b ',
\ '',
\ 'a ',
\ 'b'], getline(lnum - 4, lnum))
normal ggdG
setl tw=3 fo=t
call append('$', [
\ '{',
\ "a \<C-A>",
\ '}'])
exe "normal /^{/+1\n0"
exe "normal gqgqo\na \<C-V>\<C-A>"
let lnum = line('.')
call assert_equal([
\ 'a',
\ "\<C-A>",
\ '',
\ 'a',
\ "\<C-A>"], getline(lnum - 4, lnum))
normal ggdG
setl tw=2 fo=tcq1 comments=:#
call append('$', [
\ '{',
\ 'a b',
\ '#a b',
\ '}'])
exe "normal /^{/+1\n0"
exe "normal gqgqjgqgqo\na b\n#a b"
let lnum = line('.')
call assert_equal([
\ 'a b',
\ '#a b',
\ '',
\ 'a b',
\ '#a b'], getline(lnum - 4, lnum))
normal ggdG
setl tw=5 fo=tcn comments=:#
call append('$', [
\ '{',
\ ' 1 a',
\ '# 1 a',
\ '}'])
exe "normal /^{/+1\n0"
exe "normal A b\<Esc>jA b"
let lnum = line('.')
call assert_equal([
\ ' 1 a',
\ ' b',
\ '# 1 a',
\ '# b'], getline(lnum - 3, lnum))
normal ggdG
setl tw=5 fo=t2a si
call append('$', [
\ '{',
\ '',
\ ' x a',
\ ' b',
\ ' c',
\ '',
\ '}'])
exe "normal /^{/+3\n0"
exe "normal i \<Esc>A_"
let lnum = line('.')
call assert_equal([
\ '',
\ ' x a',
\ ' b_',
\ ' c',
\ ''], getline(lnum - 2, lnum + 2))
normal ggdG
setl tw=5 fo=qn comments=:#
call append('$', [
\ '{',
\ '# 1 a b',
\ '}'])
exe "normal /^{/+1\n5|"
normal gwap
call assert_equal(5, col('.'))
let lnum = line('.')
call assert_equal([
\ '# 1 a',
\ '# b'], getline(lnum, lnum + 1))
normal ggdG
setl tw=5 fo=q2 comments=:#
call append('$', [
\ '{',
\ '# x',
\ '# a b',
\ '}'])
exe "normal /^{/+1\n0"
normal gwap
let lnum = line('.')
call assert_equal([
\ '# x a',
\ '# b'], getline(lnum, lnum + 1))
normal ggdG
setl tw& fo=a
call append('$', [
\ '{',
\ ' 1aa',
\ ' 2bb',
\ '}'])
exe "normal /^{/+2\n0"
normal I^^
call assert_equal('{ 1aa ^^2bb }', getline('.'))
normal ggdG
setl tw=20 fo=an12wcq comments=s1:/*,mb:*,ex:*/
call append('$', [
\ '/* abc def ghi jkl ',
\ ' * mno pqr stu',
\ ' */'])
exe "normal /mno pqr/\n"
normal A vwx yz
let lnum = line('.')
call assert_equal([
\ ' * mno pqr stu ',
\ ' * vwx yz',
\ ' */'], getline(lnum - 1, lnum + 1))
normal ggdG
setl tw=12 fo=tqnc comments=:#
call setline('.', '# 1 xxxxx')
normal A foobar
call assert_equal([
\ '# 1 xxxxx',
\ '# foobar'], getline(1, 2))
" Test the 'p' flag for 'formatoptions'
" First test without the flag: that it will break "Mr. Feynman" at the space
normal ggdG
setl tw=28 fo=tcq
call setline('.', 'Surely you''re joking, Mr. Feynman!')
normal gqq
call assert_equal([
\ 'Surely you''re joking, Mr.',
\ 'Feynman!'], getline(1, 2))
" Now test with the flag: that it will push the name with the title onto the
" next line
normal ggdG
setl fo+=p
call setline('.', 'Surely you''re joking, Mr. Feynman!')
normal gqq
call assert_equal([
\ 'Surely you''re joking,',
\ 'Mr. Feynman!'], getline(1, 2))
" Ensure that it will still break if two spaces are entered
normal ggdG
call setline('.', 'Surely you''re joking, Mr. Feynman!')
normal gqq
call assert_equal([
\ 'Surely you''re joking, Mr.',
\ 'Feynman!'], getline(1, 2))
setl ai& tw& fo& si& comments&
enew!
endfunc
func Test_format_c_comment()
new
setl ai cindent tw=40 et fo=croql
let text =<< trim END
var = 2345; // asdf asdf asdf asdf asdf asdf asdf asdf asdf asdf
END
call setline(1, text)
normal gql
let expected =<< trim END
var = 2345; // asdf asdf asdf asdf asdf
// asdf asdf asdf asdf asdf
END
call assert_equal(expected, getline(1, '$'))
%del
let text =<< trim END
var = 2345; // asdf asdf asdf asdf asdf asdf asdf asdf asdf asdf asdf asdf
END
call setline(1, text)
normal gql
let expected =<< trim END
var = 2345; // asdf asdf asdf asdf asdf
// asdf asdf asdf asdf asdf
// asdf asdf
END
call assert_equal(expected, getline(1, '$'))
%del
let text =<< trim END
#if 0 // This is another long end of
// line comment that
// wraps.
END
call setline(1, text)
normal gq2j
let expected =<< trim END
#if 0 // This is another long
// end of line comment
// that wraps.
END
call assert_equal(expected, getline(1, '$'))
" Using either "o" or "O" repeats a line comment occupying a whole line.
%del
let text =<< trim END
nop;
// This is a comment
val = val;
END
call setline(1, text)
normal 2Go
let expected =<< trim END
nop;
// This is a comment
//
val = val;
END
call assert_equal(expected, getline(1, '$'))
normal 2GO
let expected =<< trim END
nop;
//
// This is a comment
//
val = val;
END
call assert_equal(expected, getline(1, '$'))
" Using "o" repeats a line comment after a statement, "O" does not.
%del
let text =<< trim END
nop;
val = val; // This is a comment
END
call setline(1, text)
normal 2Go
let expected =<< trim END
nop;
val = val; // This is a comment
//
END
call assert_equal(expected, getline(1, '$'))
3delete
" No comment repeated with a slash in 'formatoptions'
set fo+=/
normal 2Gox
let expected =<< trim END
nop;
val = val; // This is a comment
x
END
call assert_equal(expected, getline(1, '$'))
" Comment is formatted when it wraps
normal 2GA with some more text added
let expected =<< trim END
nop;
val = val; // This is a comment
// with some more text
// added
x
END
call assert_equal(expected, getline(1, '$'))
set fo-=/
" using 'indentexpr' instead of 'cindent' does not repeat a comment
setl nocindent indentexpr=2
%del
let text =<< trim END
nop;
val = val; // This is a comment
END
call setline(1, text)
normal 2Gox
let expected =<< trim END
nop;
val = val; // This is a comment
x
END
call assert_equal(expected, getline(1, '$'))
setl cindent indentexpr=
3delete
normal 2GO
let expected =<< trim END
nop;
val = val; // This is a comment
END
call assert_equal(expected, getline(1, '$'))
" Using "o" does not repeat a comment in a string
%del
let text =<< trim END
nop;
val = " // This is not a comment";
END
call setline(1, text)
normal 2Gox
let expected =<< trim END
nop;
val = " // This is not a comment";
x
END
call assert_equal(expected, getline(1, '$'))
" Using CTRL-U after "o" fixes the indent
%del
let text =<< trim END
{
val = val; // This is a comment
END
call setline(1, text)
exe "normal! 2Go\<C-U>x\<Esc>"
let expected =<< trim END
{
val = val; // This is a comment
x
END
call assert_equal(expected, getline(1, '$'))
" typing comment text auto-wraps
%del
call setline(1, text)
exe "normal! 2GA blah more text blah.\<Esc>"
let expected =<< trim END
{
val = val; // This is a comment
// blah more text
// blah.
END
call assert_equal(expected, getline(1, '$'))
bwipe!
endfunc
" Tests for :right, :center and :left on text with embedded TAB.
func Test_format_align()
enew!
set tw=65
" :left alignment
call append(0, [
\ " test for :left",
\ " a a",
\ " fa a",
\ " dfa a",
\ " sdfa a",
\ " asdfa a",
\ " xasdfa a",
\ "asxxdfa a",
\ ])
%left
call assert_equal([
\ "test for :left",
\ "a a",
\ "fa a",
\ "dfa a",
\ "sdfa a",
\ "asdfa a",
\ "xasdfa a",
\ "asxxdfa a",
\ ""
\ ], getline(1, '$'))
enew!
" :center alignment
call append(0, [
\ " test for :center",
\ " a a",
\ " fa afd asdf",
\ " dfa a",
\ " sdfa afd asdf",
\ " asdfa a",
\ " xasdfa asdfasdfasdfasdfasdf",
\ "asxxdfa a"
\ ])
%center
call assert_equal([
\ " test for :center",
\ " a a",
\ " fa afd asdf",
\ " dfa a",
\ " sdfa afd asdf",
\ " asdfa a",
\ " xasdfa asdfasdfasdfasdfasdf",
\ " asxxdfa a",
\ ""
\ ], getline(1, '$'))
enew!
" :right alignment
call append(0, [
\ " test for :right",
\ " a a",
\ " fa a",
\ " dfa a",
\ " sdfa a",
\ " asdfa a",
\ " xasdfa a",
\ " asxxdfa a",
\ " asxa;ofa a",
\ " asdfaqwer a",
\ " a ax",
\ " fa ax",
\ " dfa ax",
\ " sdfa ax",
\ " asdfa ax",
\ " xasdfa ax",
\ " asxxdfa ax",
\ " asxa;ofa ax",
\ " asdfaqwer ax",
\ " a axx",
\ " fa axx",
\ " dfa axx",
\ " sdfa axx",
\ " asdfa axx",
\ " xasdfa axx",
\ " asxxdfa axx",
\ " asxa;ofa axx",
\ " asdfaqwer axx",
\ " a axxx",
\ " fa axxx",
\ " dfa axxx",
\ " sdfa axxx",
\ " asdfa axxx",
\ " xasdfa axxx",
\ " asxxdfa axxx",
\ " asxa;ofa axxx",
\ " asdfaqwer axxx",
\ " a axxxo",
\ " fa axxxo",
\ " dfa axxxo",
\ " sdfa axxxo",
\ " asdfa axxxo",
\ " xasdfa axxxo",
\ " asxxdfa axxxo",
\ " asxa;ofa axxxo",
\ " asdfaqwer axxxo",
\ " a axxxoi",
\ " fa axxxoi",
\ " dfa axxxoi",
\ " sdfa axxxoi",
\ " asdfa axxxoi",
\ " xasdfa axxxoi",
\ " asxxdfa axxxoi",
\ " asxa;ofa axxxoi",
\ " asdfaqwer axxxoi",
\ " a axxxoik",
\ " fa axxxoik",
\ " dfa axxxoik",
\ " sdfa axxxoik",
\ " asdfa axxxoik",
\ " xasdfa axxxoik",
\ " asxxdfa axxxoik",
\ " asxa;ofa axxxoik",
\ " asdfaqwer axxxoik",
\ " a axxxoike",
\ " fa axxxoike",
\ " dfa axxxoike",
\ " sdfa axxxoike",
\ " asdfa axxxoike",
\ " xasdfa axxxoike",
\ " asxxdfa axxxoike",
\ " asxa;ofa axxxoike",
\ " asdfaqwer axxxoike",
\ " a axxxoikey",
\ " fa axxxoikey",
\ " dfa axxxoikey",
\ " sdfa axxxoikey",
\ " asdfa axxxoikey",
\ " xasdfa axxxoikey",
\ " asxxdfa axxxoikey",
\ " asxa;ofa axxxoikey",
\ " asdfaqwer axxxoikey",
\ ])
%right
call assert_equal([
\ "\t\t\t\t test for :right",
\ "\t\t\t\t a a",
\ "\t\t\t\t fa a",
\ "\t\t\t\t dfa a",
\ "\t\t\t\t sdfa a",
\ "\t\t\t\t asdfa a",
\ "\t\t\t\t xasdfa a",
\ "\t\t\t\t asxxdfa a",
\ "\t\t\t\t asxa;ofa a",
\ "\t\t\t\t asdfaqwer a",
\ "\t\t\t\t a ax",
\ "\t\t\t\t fa ax",
\ "\t\t\t\t dfa ax",
\ "\t\t\t\t sdfa ax",
\ "\t\t\t\t asdfa ax",
\ "\t\t\t\t xasdfa ax",
\ "\t\t\t\t asxxdfa ax",
\ "\t\t\t\t asxa;ofa ax",
\ "\t\t\t\t asdfaqwer ax",
\ "\t\t\t\t a axx",
\ "\t\t\t\t fa axx",
\ "\t\t\t\t dfa axx",
\ "\t\t\t\t sdfa axx",
\ "\t\t\t\t asdfa axx",
\ "\t\t\t\t xasdfa axx",
\ "\t\t\t\t asxxdfa axx",
\ "\t\t\t\t asxa;ofa axx",
\ "\t\t\t\t asdfaqwer axx",
\ "\t\t\t\t a axxx",
\ "\t\t\t\t fa axxx",
\ "\t\t\t\t dfa axxx",
\ "\t\t\t\t sdfa axxx",
\ "\t\t\t\t asdfa axxx",
\ "\t\t\t\t xasdfa axxx",
\ "\t\t\t\t asxxdfa axxx",
\ "\t\t\t\t asxa;ofa axxx",
\ "\t\t\t\t asdfaqwer axxx",
\ "\t\t\t\t a axxxo",
\ "\t\t\t\t fa axxxo",
\ "\t\t\t\t dfa axxxo",
\ "\t\t\t\t sdfa axxxo",
\ "\t\t\t\t asdfa axxxo",
\ "\t\t\t\t xasdfa axxxo",
\ "\t\t\t\t asxxdfa axxxo",
\ "\t\t\t\t asxa;ofa axxxo",
\ "\t\t\t\t asdfaqwer axxxo",
\ "\t\t\t\t a axxxoi",
\ "\t\t\t\t fa axxxoi",
\ "\t\t\t\t dfa axxxoi",
\ "\t\t\t\t sdfa axxxoi",
\ "\t\t\t\t asdfa axxxoi",
\ "\t\t\t\t xasdfa axxxoi",
\ "\t\t\t\t asxxdfa axxxoi",
\ "\t\t\t\t asxa;ofa axxxoi",
\ "\t\t\t\t asdfaqwer axxxoi",
\ "\t\t\t\t a axxxoik",
\ "\t\t\t\t fa axxxoik",
\ "\t\t\t\t dfa axxxoik",
\ "\t\t\t\t sdfa axxxoik",
\ "\t\t\t\t asdfa axxxoik",
\ "\t\t\t\t xasdfa axxxoik",
\ "\t\t\t\t asxxdfa axxxoik",
\ "\t\t\t\t asxa;ofa axxxoik",
\ "\t\t\t\t asdfaqwer axxxoik",
\ "\t\t\t\t a axxxoike",
\ "\t\t\t\t fa axxxoike",
\ "\t\t\t\t dfa axxxoike",
\ "\t\t\t\t sdfa axxxoike",
\ "\t\t\t\t asdfa axxxoike",
\ "\t\t\t\t xasdfa axxxoike",
\ "\t\t\t\t asxxdfa axxxoike",
\ "\t\t\t\t asxa;ofa axxxoike",
\ "\t\t\t\t asdfaqwer axxxoike",
\ "\t\t\t\t a axxxoikey",
\ "\t\t\t\t fa axxxoikey",
\ "\t\t\t\t dfa axxxoikey",
\ "\t\t\t\t sdfa axxxoikey",
\ "\t\t\t\t asdfa axxxoikey",
\ "\t\t\t\t xasdfa axxxoikey",
\ "\t\t\t\t asxxdfa axxxoikey",
\ "\t\t\t\t asxa;ofa axxxoikey",
\ "\t\t\t\t asdfaqwer axxxoikey",
\ ""
\ ], getline(1, '$'))
enew!
" align text with 'wrapmargin'
50vnew
call setline(1, ['Vim'])
setl textwidth=0
setl wrapmargin=30
right
call assert_equal("\t\t Vim", getline(1))
q!
" align text with 'rightleft'
if has('rightleft')
new
call setline(1, 'Vim')
setlocal rightleft
left 20
setlocal norightleft
call assert_equal("\t\t Vim", getline(1))
setlocal rightleft
right
setlocal norightleft
call assert_equal("Vim", getline(1))
close!
endif
set tw&
endfunc
" Test formatting a paragraph.
func Test_format_para()
enew!
set fo+=tcroql tw=72
call append(0, [
\ "xxxxx xx xxxxxx ",
\ "xxxxxxx xxxxxxxxx xxx xxxx xxxxx xxxxx xxx xx",
\ "xxxxxxxxxxxxxxxxxx xxxxx xxxx, xxxx xxxx xxxx xxxx xxx xx xx",
\ "xx xxxxxxx. xxxx xxxx.",
\ "",
\ "> xx xx, xxxx xxxx xxx xxxx xxx xxxxx xxx xxx xxxxxxx xxx xxxxx",
\ "> xxxxxx xxxxxxx: xxxx xxxxxxx, xx xxxxxx xxxx xxxxxxxxxx"
\ ])
exe "normal /xxxxxxxx$\<CR>"
normal 0gq6kk
call assert_equal([
\ "xxxxx xx xxxxxx xxxxxxx xxxxxxxxx xxx xxxx xxxxx xxxxx xxx xx",
\ "xxxxxxxxxxxxxxxxxx xxxxx xxxx, xxxx xxxx xxxx xxxx xxx xx xx xx xxxxxxx.",
\ "xxxx xxxx.",
\ "",
\ "> xx xx, xxxx xxxx xxx xxxx xxx xxxxx xxx xxx xxxxxxx xxx xxxxx xxxxxx",
\ "> xxxxxxx: xxxx xxxxxxx, xx xxxxxx xxxx xxxxxxxxxx",
\ ""
\ ], getline(1, '$'))
set fo& tw&
enew!
endfunc
" Test undo after ":%s" and formatting.
func Test_format_undo()
enew!
map gg :.,.+2s/^/x/<CR>kk:set tw=3<CR>gqq
call append(0, [
\ "aa aa aa aa",
\ "bb bb bb bb",
\ "cc cc cc cc"
\ ])
" undo/redo here to make the next undo only work on the following changes
exe "normal i\<C-G>u"
call cursor(1,1)
normal ggu
call assert_equal([
\ "aa aa aa aa",
\ "bb bb bb bb",
\ "cc cc cc cc",
\ ""
\ ], getline(1, '$'))
unmap gg
set tw&
enew!
endfunc
func Test_format_list_auto()
new
call setline(1, ['1. abc', '2. def', '3. ghi'])
set fo=tan ai bs=2
call feedkeys("3G0lli\<BS>\<BS>x\<Esc>", 'tx')
call assert_equal('2. defx ghi', getline(2))
bwipe!
set fo& ai& bs&
endfunc
func Test_crash_github_issue_5095()
CheckFeature autocmd
" This used to segfault, see https://github.com/vim/vim/issues/5095
augroup testing
au BufNew x center
augroup END
next! x
bw
augroup testing
au!
augroup END
augroup! testing
endfunc
" Test for formatting multi-byte text with 'fo=t'
func Test_tw_2_fo_t()
new
let t =<< trim END
{
abc
}
END
call setline(1, t)
call cursor(2, 1)
set tw=2 fo=t
let t =<< trim END
abc
END
exe "normal gqgqjgqgq"
exe "normal o\n" . join(t, "\n")
let expected =<< trim END
{
abc
abc
}
END
call assert_equal(expected, getline(1, '$'))
set tw& fo&
bwipe!
endfunc
" Test for formatting multi-byte text with 'fo=tm' and 'tw=1'
func Test_tw_1_fo_tm()
new
let t =<< trim END
{
a
a
}
END
call setline(1, t)
call cursor(2, 1)
set tw=1 fo=tm
let t =<< trim END
a
a
END
exe "normal gqgqjgqgqjgqgqjgqgqjgqgq"
exe "normal o\n" . join(t, "\n")
let expected =<< trim END
{
a
a
a
a
}
END
call assert_equal(expected, getline(1, '$'))
set tw& fo&
bwipe!
endfunc
" Test for formatting multi-byte text with 'fo=tm' and 'tw=2'
func Test_tw_2_fo_tm()
new
let t =<< trim END
{
a
a
a
ab
abc
ab c
ab
}
END
call setline(1, t)
call cursor(2, 1)
set tw=2 fo=tm
let t =<< trim END
a
a
a
ab
abc
ab c
ab
END
exe "normal gqgqjgqgqjgqgqjgqgqjgqgqjgqgqjgqgqjgqgqjgqgqjgqgq"
exe "normal o\n" . join(t, "\n")
let expected =<< trim END
{
a
a
a
ab
abc
ab
c
ab
a
a
a
ab
abc
ab
c
ab
}
END
call assert_equal(expected, getline(1, '$'))
set tw& fo&
bwipe!
endfunc
" Test for formatting multi-byte text with 'fo=tm', 'tw=2' and 'autoindent'.
func Test_tw_2_fo_tm_ai()
new
let t =<< trim END
{
a
}
END
call setline(1, t)
call cursor(2, 1)
set ai tw=2 fo=tm
let t =<< trim END
a
END
exe "normal gqgqjgqgq"
exe "normal o\n" . join(t, "\n")
let expected =<< trim END
{
a
a
}
END
call assert_equal(expected, getline(1, '$'))
set tw& fo& ai&
bwipe!
endfunc
" Test for formatting multi-byte text with 'fo=tm', 'tw=2' and 'noai'.
func Test_tw_2_fo_tm_noai()
new
let t =<< trim END
{
a
}
END
call setline(1, t)
call cursor(2, 1)
set noai tw=2 fo=tm
exe "normal gqgqjgqgqo\n \n a"
let expected =<< trim END
{
a
a
}
END
call assert_equal(expected, getline(1, '$'))
set tw& fo& ai&
bwipe!
endfunc
func Test_tw_2_fo_cqm_com()
new
let t =<< trim END
{
a
a
a
}
END
call setline(1, t)
call cursor(2, 1)
set tw=2 fo=cqm comments=n:
exe "normal gqgqjgqgqjgqgqjgqgqjgqgqjgqgqjgqgqjgqgqjgqgqjgqgq"
let t =<< trim END
a
a
a
END
exe "normal o\n" . join(t, "\n")
let expected =<< trim END
{
a
a
a
a
a
a
}
END
call assert_equal(expected, getline(1, '$'))
set tw& fo& comments&
bwipe!
endfunc
func Test_tw_2_fo_tm_replace()
new
let t =<< trim END
{
}
END
call setline(1, t)
call cursor(2, 1)
set tw=2 fo=tm
exe "normal Ra"
let expected =<< trim END
{
a
}
END
call assert_equal(expected, getline(1, '$'))
set tw& fo&
bwipe!
endfunc
" Test for 'matchpairs' with multibyte chars
func Test_mps()
new
let t =<< trim END
{
two three four
}
END
call setline(1, t)
call cursor(2, 1)
exe "set mps+=\u2018:\u2019"
normal d%
let expected =<< trim END
{
four
}
END
call assert_equal(expected, getline(1, '$'))
set mps&
bwipe!
endfunc
func Test_empty_matchpairs()
split
set matchpairs= showmatch
call assert_nobeep('call feedkeys("ax\tx\t\<Esc>", "xt")')
set matchpairs& noshowmatch
bwipe!
endfunc
" Test for ra on multi-byte characters
func Test_ra_multibyte()
new
let t =<< trim END
ra test
bb
b
END
call setline(1, t)
call cursor(1, 1)
normal jVjra
let expected =<< trim END
ra test
aaaa
aaa
END
call assert_equal(expected, getline(1, '$'))
bwipe!
endfunc
" Test for 'whichwrap' with multi-byte character
func Test_whichwrap_multi_byte()
new
let t =<< trim END
á
x
END
call setline(1, t)
call cursor(2, 1)
set whichwrap+=h
normal dh
set whichwrap&
let expected =<< trim END
áx
END
call assert_equal(expected, getline(1, '$'))
bwipe!
endfunc
func Test_substitute()
call assert_equal('aaaa', substitute('', '\zs', 'a', 'g'))
endfunc
" Test for 'a' and 'w' flags in 'formatoptions'
func Test_fo_a_w()
new
setlocal fo+=aw tw=10
call feedkeys("iabc abc a abc\<Esc>k0weade", 'xt')
call assert_equal(['abc abcde ', 'a abc'], getline(1, '$'))
" Test for 'a', 'w' and '1' options.
setlocal textwidth=0
setlocal fo=1aw
%d
call setline(1, '. foo')
normal 72ig
call feedkeys('a uu uu uu', 'xt')
call assert_equal('g uu uu ', getline(1)[-8:])
call assert_equal(['uu. foo'], getline(2, '$'))
" using backspace or "x" triggers reformat
call setline(1, ['1 2 3 4 5 ', '6 7 8 9'])
set tw=10
set fo=taw
set bs=indent,eol,start
exe "normal 1G4la\<BS>\<BS>\<Esc>"
call assert_equal(['1 2 4 5 6 ', '7 8 9'], getline(1, 2))
exe "normal f4xx"
call assert_equal(['1 2 5 6 7 ', '8 9'], getline(1, 2))
" using "cw" leaves cursor in right spot
call setline(1, ['Now we g whether that nation, or',
\ 'any nation so conceived and,'])
set fo=tcqa tw=35
exe "normal 2G0cwx\<Esc>"
call assert_equal(['Now we g whether that nation, or x', 'nation so conceived and,'], getline(1, 2))
set tw=0
set fo&
%bw!
endfunc
" Test for formatting lines using gq in visual mode
func Test_visual_gq_format()
new
call setline(1, ['one two three four', 'five six', 'one two'])
setl textwidth=10
call feedkeys('ggv$jj', 'xt')
redraw!
normal gq
%d
call setline(1, ['one two three four', 'five six', 'one two'])
normal G$
call feedkeys('v0kk', 'xt')
redraw!
normal gq
setl textwidth&
close!
endfunc
" Test for 'n' flag in 'formatoptions' to format numbered lists
func Test_fo_n()
new
setlocal autoindent
setlocal textwidth=12
setlocal fo=n
call setline(1, [' 1) one two three four', ' 2) two'])
normal gggqG
call assert_equal([' 1) one two', ' three', ' four', ' 2) two'],
\ getline(1, '$'))
close!
endfunc
" Test for 'formatlistpat' option
func Test_formatlistpat()
new
setlocal autoindent
setlocal textwidth=10
setlocal fo=n
setlocal formatlistpat=^\\s*-\\s*
call setline(1, [' - one two three', ' - two'])
normal gggqG
call assert_equal([' - one', ' two', ' three', ' - two'],
\ getline(1, '$'))
close!
endfunc
" Test for the 'b' and 'v' flags in 'formatoptions'
" Text should wrap only if a space character is inserted at or before
" 'textwidth'
func Test_fo_b()
new
setlocal textwidth=20
setlocal formatoptions=t
call setline(1, 'one two three four')
call feedkeys('Amore', 'xt')
call assert_equal(['one two three', 'fourmore'], getline(1, '$'))
setlocal formatoptions=bt
%d
call setline(1, 'one two three four')
call feedkeys('Amore five', 'xt')
call assert_equal(['one two three fourmore five'], getline(1, '$'))
setlocal formatoptions=bt
%d
call setline(1, 'one two three four')
call feedkeys('A five', 'xt')
call assert_equal(['one two three four', 'five'], getline(1, '$'))
setlocal formatoptions=vt
%d
call setline(1, 'one two three four')
call feedkeys('Amore five', 'xt')
call assert_equal(['one two three fourmore', 'five'], getline(1, '$'))
close!
endfunc
" Test for the '1' flag in 'formatoptions'. Don't wrap text after a one letter
" word.
func Test_fo_1()
new
setlocal textwidth=20
setlocal formatoptions=t
call setline(1, 'one two three four')
call feedkeys('A a bird', 'xt')
call assert_equal(['one two three four a', 'bird'], getline(1, '$'))
%d
setlocal formatoptions=t1
call setline(1, 'one two three four')
call feedkeys('A a bird', 'xt')
call assert_equal(['one two three four', 'a bird'], getline(1, '$'))
close!
endfunc
" Test for 'l' flag in 'formatoptions'. When starting insert mode, if a line
" is longer than 'textwidth', then it is not broken.
func Test_fo_l()
new
setlocal textwidth=20
setlocal formatoptions=t
call setline(1, 'one two three four five')
call feedkeys('A six', 'xt')
call assert_equal(['one two three four', 'five six'], getline(1, '$'))
%d
setlocal formatoptions=tl
call setline(1, 'one two three four five')
call feedkeys('A six', 'xt')
call assert_equal(['one two three four five six'], getline(1, '$'))
close!
endfunc
" Test for the '2' flag in 'formatoptions'
func Test_fo_2()
new
setlocal autoindent
setlocal formatoptions=t2
setlocal textwidth=30
call setline(1, ["\tfirst line of a paragraph.",
\ "second line of the same paragraph.",
\ "third line."])
normal gggqG
call assert_equal(["\tfirst line of a",
\ "paragraph. second line of the",
\ "same paragraph. third line."], getline(1, '$'))
close!
endfunc
" Test for formatting lines where only the first line has a comment.
func Test_fo_gq_with_firstline_comment()
new
setlocal formatoptions=tcq
call setline(1, ['- one two', 'three'])
normal gggqG
call assert_equal(['- one two three'], getline(1, '$'))
%d
call setline(1, ['- one', '- two'])
normal gggqG
call assert_equal(['- one', '- two'], getline(1, '$'))
close!
endfunc
" Test for trying to join a comment line with a non-comment line
func Test_join_comments()
new
call setline(1, ['one', '/* two */', 'three'])
normal gggqG
call assert_equal(['one', '/* two */', 'three'], getline(1, '$'))
close!
endfunc
" Test for using 'a' in 'formatoptions' with comments
func Test_autoformat_comments()
new
setlocal formatoptions+=a
call feedkeys("a- one\n- two\n", 'xt')
call assert_equal(['- one', '- two', ''], getline(1, '$'))
%d
call feedkeys("a\none\n", 'xt')
call assert_equal(['', 'one', ''], getline(1, '$'))
setlocal formatoptions+=aw
%d
call feedkeys("aone \ntwo\n", 'xt')
call assert_equal(['one two', ''], getline(1, '$'))
%d
call feedkeys("aone\ntwo\n", 'xt')
call assert_equal(['one', 'two', ''], getline(1, '$'))
close!
endfunc
" vim: shiftwidth=2 sts=2 expandtab