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" Tests for setbufline(), getbufline(), appendbufline(), deletebufline()
source shared.vim
func Test_setbufline_getbufline()
new
let b = bufnr('%')
hide
call assert_equal(0, setbufline(b, 1, ['foo', 'bar']))
call assert_equal(['foo'], getbufline(b, 1))
call assert_equal(['bar'], getbufline(b, 2))
call assert_equal(['foo', 'bar'], getbufline(b, 1, 2))
exe "bd!" b
call assert_equal([], getbufline(b, 1, 2))
split Xtest
call setline(1, ['a', 'b', 'c'])
let b = bufnr('%')
wincmd w
call assert_equal(1, setbufline(b, 5, ['x']))
call assert_equal(1, setbufline(1234, 1, ['x']))
call assert_equal(0, setbufline(b, 4, ['d', 'e']))
call assert_equal(['c'], getbufline(b, 3))
call assert_equal(['d'], getbufline(b, 4))
call assert_equal(['e'], getbufline(b, 5))
call assert_equal([], getbufline(b, 6))
exe "bwipe! " . b
endfunc
func Test_setbufline_getbufline_fold()
split Xtest
setlocal foldmethod=expr foldexpr=0
let b = bufnr('%')
new
call assert_equal(0, setbufline(b, 1, ['foo', 'bar']))
call assert_equal(['foo'], getbufline(b, 1))
call assert_equal(['bar'], getbufline(b, 2))
call assert_equal(['foo', 'bar'], getbufline(b, 1, 2))
exe "bwipe!" b
bwipe!
endfunc
func Test_setbufline_getbufline_fold_tab()
split Xtest
setlocal foldmethod=expr foldexpr=0
let b = bufnr('%')
tab new
call assert_equal(0, setbufline(b, 1, ['foo', 'bar']))
call assert_equal(['foo'], getbufline(b, 1))
call assert_equal(['bar'], getbufline(b, 2))
call assert_equal(['foo', 'bar'], getbufline(b, 1, 2))
exe "bwipe!" b
bwipe!
endfunc
func Test_setline_startup()
let cmd = GetVimCommand('Xscript')
if cmd == ''
return
endif
call writefile(['call setline(1, "Hello")', 'silent w Xtest', 'q!'], 'Xscript')
call system(cmd)
call assert_equal(['Hello'], readfile('Xtest'))
call delete('Xscript')
call delete('Xtest')
endfunc
func Test_appendbufline()
new
let b = bufnr('%')
hide
call assert_equal(0, appendbufline(b, 0, ['foo', 'bar']))
call assert_equal(['foo'], getbufline(b, 1))
call assert_equal(['bar'], getbufline(b, 2))
call assert_equal(['foo', 'bar'], getbufline(b, 1, 2))
exe "bd!" b
call assert_equal([], getbufline(b, 1, 2))
split Xtest
call setline(1, ['a', 'b', 'c'])
let b = bufnr('%')
wincmd w
call assert_equal(1, appendbufline(b, 4, ['x']))
call assert_equal(1, appendbufline(1234, 1, ['x']))
call assert_equal(0, appendbufline(b, 3, ['d', 'e']))
call assert_equal(['c'], getbufline(b, 3))
call assert_equal(['d'], getbufline(b, 4))
call assert_equal(['e'], getbufline(b, 5))
call assert_equal([], getbufline(b, 6))
exe "bwipe! " . b
endfunc
func Test_appendbufline_no_E315()
let after = [
\ 'set stl=%f ls=2',
\ 'new',
\ 'let buf = bufnr("%")',
\ 'quit',
\ 'vsp',
\ 'exec "buffer" buf',
\ 'wincmd w',
\ 'call appendbufline(buf, 0, "abc")',
\ 'redraw',
\ 'while getbufline(buf, 1)[0] =~ "^\\s*$"',
\ ' sleep 10m',
\ 'endwhile',
\ 'au VimLeavePre * call writefile([v:errmsg], "Xerror")',
\ 'au VimLeavePre * call writefile(["done"], "Xdone")',
\ 'qall!',
\ ]
if !RunVim([], after, '--clean')
return
endif
call assert_notmatch("^E315:", readfile("Xerror")[0])
call assert_equal("done", readfile("Xdone")[0])
call delete("Xerror")
call delete("Xdone")
endfunc
func Test_deletebufline()
new
let b = bufnr('%')
call setline(1, ['aaa', 'bbb', 'ccc'])
hide
call assert_equal(0, deletebufline(b, 2))
call assert_equal(['aaa', 'ccc'], getbufline(b, 1, 2))
call assert_equal(0, deletebufline(b, 2, 8))
call assert_equal(['aaa'], getbufline(b, 1, 2))
exe "bd!" b
call assert_equal(1, deletebufline(b, 1))
split Xtest
call setline(1, ['a', 'b', 'c'])
let b = bufnr('%')
wincmd w
call assert_equal(1, deletebufline(b, 4))
call assert_equal(0, deletebufline(b, 1))
call assert_equal(['b', 'c'], getbufline(b, 1, 2))
exe "bwipe! " . b
endfunc
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