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" Tests for setbufline(), getbufline(), appendbufline(), deletebufline()
source shared.vim
source screendump.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, '$'))
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'], b->getbufline(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, -1, ['x']))
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_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, b->deletebufline(1))
call assert_equal(1, deletebufline(-1, 1))
split Xtest
call setline(1, ['a', 'b', 'c'])
call cursor(line('$'), 1)
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
edit XbufOne
let one = bufnr()
call setline(1, ['a', 'b', 'c'])
setlocal nomodifiable
split XbufTwo
let two = bufnr()
call assert_fails('call deletebufline(one, 1)', 'E21:')
call assert_equal(two, bufnr())
bwipe! XbufTwo
bwipe! XbufOne
endfunc
func Test_appendbufline_redraw()
if !CanRunVimInTerminal()
throw 'Skipped: cannot make screendumps'
endif
let lines =<< trim END
new foo
let winnr = 'foo'->bufwinnr()
let buf = bufnr('foo')
wincmd p
call appendbufline(buf, '$', range(1,200))
exe winnr .. 'wincmd w'
norm! G
wincmd p
call deletebufline(buf, 1, '$')
call appendbufline(buf, '$', 'Hello Vim world...')
END
call writefile(lines, 'XscriptMatchCommon')
let buf = RunVimInTerminal('-S XscriptMatchCommon', #{rows: 10})
call term_wait(buf)
call VerifyScreenDump(buf, 'Test_appendbufline_1', {})
call StopVimInTerminal(buf)
call delete('XscriptMatchCommon')
endfunc
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