view src/testdir/test_balloon.vim @ 17308:d04de6c49f59 v8.1.1653

patch 8.1.1653: ubsan warns for possibly passing NULL pointer commit https://github.com/vim/vim/commit/0d07155c8bbaca1a527b79da358438253a60839f Author: Bram Moolenaar <Bram@vim.org> Date: Mon Jul 8 22:04:03 2019 +0200 patch 8.1.1653: ubsan warns for possibly passing NULL pointer Problem: Ubsan warns for possibly passing NULL pointer. Solution: Skip code when length is zero. (Dominique Pelle, closes https://github.com/vim/vim/issues/4631)
author Bram Moolenaar <Bram@vim.org>
date Mon, 08 Jul 2019 22:15:04 +0200
parents 6f1679e1082d
children 0da9bc55c31a
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" Tests for 'balloonevalterm'.
" A few tests only work in the terminal.

if has('gui_running')
  throw 'Skipped: only work in the terminal'
endif

source check.vim
CheckFeature balloon_eval_term

source screendump.vim
if !CanRunVimInTerminal()
  throw 'Skipped: cannot make screendumps'
endif

let s:common_script =<< trim [CODE]
  call setline(1, ["one one one", "two tXo two", "three three three"])
  set balloonevalterm balloonexpr=MyBalloonExpr() balloondelay=100
  func MyBalloonExpr()
    return "line " .. v:beval_lnum .. " column " .. v:beval_col .. ": " .. v:beval_text
  endfun
  redraw
[CODE]

func Test_balloon_eval_term()
  " Use <Ignore> after <MouseMove> to return from vgetc() without removing
  " the balloon.
  let xtra_lines =<< trim [CODE]
    set updatetime=300
    au CursorHold * echo 'hold fired'
    func Trigger()
      call test_setmouse(2, 6)
      call feedkeys("\<MouseMove>\<Ignore>", "xt")
    endfunc
  [CODE]
  call writefile(s:common_script + xtra_lines, 'XTest_beval')

  " Check that the balloon shows up after a mouse move
  let buf = RunVimInTerminal('-S XTest_beval', {'rows': 10, 'cols': 50})
  call term_wait(buf, 100)
  call term_sendkeys(buf, 'll')
  call term_sendkeys(buf, ":call Trigger()\<CR>")
  call VerifyScreenDump(buf, 'Test_balloon_eval_term_01', {})

  " Make sure the balloon still shows after 'updatetime' passed and CursorHold
  " was triggered.
  call term_wait(buf, 300)
  call VerifyScreenDump(buf, 'Test_balloon_eval_term_01a', {})

  " clean up
  call StopVimInTerminal(buf)
  call delete('XTest_beval')
endfunc

func Test_balloon_eval_term_visual()
  " Use <Ignore> after <MouseMove> to return from vgetc() without removing
  " the balloon.
  call writefile(s:common_script + [
	\ 'call test_setmouse(3, 6)',
	\ 'call feedkeys("3Gevfr\<MouseMove>\<Ignore>", "xt")',
	\ ], 'XTest_beval_visual')

  " Check that the balloon shows up after a mouse move
  let buf = RunVimInTerminal('-S XTest_beval_visual', {'rows': 10, 'cols': 50})
  call term_wait(buf, 100)
  call VerifyScreenDump(buf, 'Test_balloon_eval_term_02', {})

  " clean up
  call StopVimInTerminal(buf)
  call delete('XTest_beval_visual')
endfunc