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" Test for reset 'scroll' and 'smoothscroll'
source check.vim
source screendump.vim
func Test_reset_scroll()
let scr = &l:scroll
setlocal scroll=1
setlocal scroll&
call assert_equal(scr, &l:scroll)
setlocal scroll=1
setlocal scroll=0
call assert_equal(scr, &l:scroll)
try
execute 'setlocal scroll=' . (winheight(0) + 1)
" not reached
call assert_false(1)
catch
call assert_exception('E49:')
endtry
split
let scr = &l:scroll
setlocal scroll=1
setlocal scroll&
call assert_equal(scr, &l:scroll)
setlocal scroll=1
setlocal scroll=0
call assert_equal(scr, &l:scroll)
quit!
endfunc
func Test_CtrlE_CtrlY_stop_at_end()
enew
call setline(1, ['one', 'two'])
set number
exe "normal \<C-Y>"
call assert_equal([" 1 one "], ScreenLines(1, 10))
exe "normal \<C-E>\<C-E>\<C-E>"
call assert_equal([" 2 two "], ScreenLines(1, 10))
bwipe!
set nonumber
endfunc
func Test_smoothscroll_CtrlE_CtrlY()
CheckScreendump
let lines =<< trim END
vim9script
setline(1, [
'line one',
'word '->repeat(20),
'line three',
'long word '->repeat(7),
'line',
'line',
'line',
])
set smoothscroll
:5
END
call writefile(lines, 'XSmoothScroll', 'D')
let buf = RunVimInTerminal('-S XSmoothScroll', #{rows: 12, cols: 40})
call term_sendkeys(buf, "\<C-E>")
call VerifyScreenDump(buf, 'Test_smoothscroll_1', {})
call term_sendkeys(buf, "\<C-E>")
call VerifyScreenDump(buf, 'Test_smoothscroll_2', {})
call term_sendkeys(buf, "\<C-E>")
call VerifyScreenDump(buf, 'Test_smoothscroll_3', {})
call term_sendkeys(buf, "\<C-E>")
call VerifyScreenDump(buf, 'Test_smoothscroll_4', {})
call term_sendkeys(buf, "\<C-Y>")
call VerifyScreenDump(buf, 'Test_smoothscroll_5', {})
call term_sendkeys(buf, "\<C-Y>")
call VerifyScreenDump(buf, 'Test_smoothscroll_6', {})
call term_sendkeys(buf, "\<C-Y>")
call VerifyScreenDump(buf, 'Test_smoothscroll_7', {})
call term_sendkeys(buf, "\<C-Y>")
call VerifyScreenDump(buf, 'Test_smoothscroll_8', {})
if has('folding')
call term_sendkeys(buf, ":set foldmethod=indent\<CR>")
" move the cursor so we can reuse the same dumps
call term_sendkeys(buf, "5G")
call term_sendkeys(buf, "\<C-E>")
call VerifyScreenDump(buf, 'Test_smoothscroll_1', {})
call term_sendkeys(buf, "\<C-E>")
call VerifyScreenDump(buf, 'Test_smoothscroll_2', {})
call term_sendkeys(buf, "7G")
call term_sendkeys(buf, "\<C-Y>")
call VerifyScreenDump(buf, 'Test_smoothscroll_7', {})
call term_sendkeys(buf, "\<C-Y>")
call VerifyScreenDump(buf, 'Test_smoothscroll_8', {})
endif
call StopVimInTerminal(buf)
endfunc
func Test_smoothscroll_number()
CheckScreendump
let lines =<< trim END
vim9script
setline(1, [
'one ' .. 'word '->repeat(20),
'two ' .. 'long word '->repeat(7),
'line',
'line',
'line',
])
set smoothscroll
set number cpo+=n
:3
END
call writefile(lines, 'XSmoothNumber', 'D')
let buf = RunVimInTerminal('-S XSmoothNumber', #{rows: 12, cols: 40})
call VerifyScreenDump(buf, 'Test_smooth_number_1', {})
call term_sendkeys(buf, "\<C-E>")
call VerifyScreenDump(buf, 'Test_smooth_number_2', {})
call term_sendkeys(buf, "\<C-E>")
call VerifyScreenDump(buf, 'Test_smooth_number_3', {})
call term_sendkeys(buf, ":set cpo-=n\<CR>")
call VerifyScreenDump(buf, 'Test_smooth_number_4', {})
call term_sendkeys(buf, "\<C-Y>")
call VerifyScreenDump(buf, 'Test_smooth_number_5', {})
call term_sendkeys(buf, "\<C-Y>")
call VerifyScreenDump(buf, 'Test_smooth_number_6', {})
call StopVimInTerminal(buf)
endfunc
func Test_smoothscroll_diff_mode()
CheckScreendump
let lines =<< trim END
vim9script
var text = 'just some text here'
setline(1, text)
set smoothscroll
diffthis
new
setline(1, text)
set smoothscroll
diffthis
END
call writefile(lines, 'XSmoothDiff', 'D')
let buf = RunVimInTerminal('-S XSmoothDiff', #{rows: 8})
call VerifyScreenDump(buf, 'Test_smooth_diff_1', {})
call term_sendkeys(buf, "\<C-Y>")
call VerifyScreenDump(buf, 'Test_smooth_diff_1', {})
call term_sendkeys(buf, "\<C-E>")
call VerifyScreenDump(buf, 'Test_smooth_diff_1', {})
call StopVimInTerminal(buf)
endfunc
func Test_smoothscroll_wrap_scrolloff_zero()
CheckScreendump
let lines =<< trim END
vim9script
setline(1, ['Line' .. (' with some text'->repeat(7))]->repeat(7))
set smoothscroll scrolloff=0
:3
END
call writefile(lines, 'XSmoothWrap', 'D')
let buf = RunVimInTerminal('-S XSmoothWrap', #{rows: 8, cols: 40})
call VerifyScreenDump(buf, 'Test_smooth_wrap_1', {})
" moving cursor down - whole bottom line shows
call term_sendkeys(buf, "j")
call VerifyScreenDump(buf, 'Test_smooth_wrap_2', {})
call term_sendkeys(buf, "\<C-E>j")
call VerifyScreenDump(buf, 'Test_smooth_wrap_3', {})
call term_sendkeys(buf, "G")
call VerifyScreenDump(buf, 'Test_smooth_wrap_4', {})
" moving cursor up - whole top line shows
call term_sendkeys(buf, "2k")
call VerifyScreenDump(buf, 'Test_smooth_wrap_5', {})
call StopVimInTerminal(buf)
endfunc
" vim: shiftwidth=2 sts=2 expandtab
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