Mercurial > vim
view src/testdir/test_matchadd_conceal_utf8.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 | 8e9e9124c7a2 |
children | 0dcc2ee838dd |
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" Test for matchadd() and conceal feature using utf-8. source check.vim CheckFeature conceal if !has('gui_running') && has('unix') set term=ansi endif func s:screenline(lnum) abort let line = [] for c in range(1, winwidth(0)) call add(line, nr2char(screenchar(a:lnum, c))) endfor return s:trim(join(line, '')) endfunc func s:trim(str) abort return matchstr(a:str,'^\s*\zs.\{-}\ze\s*$') endfunc func Test_match_using_multibyte_conceal_char() new setlocal concealcursor=n conceallevel=1 1put='# This is a Test' " 1234567890123456 let expect = '#ˑThisˑisˑaˑTest' call cursor(1, 1) call matchadd('Conceal', '\%2l ', 20, -1, {'conceal': "\u02d1"}) redraw! let lnum = 2 call assert_equal(expect, s:screenline(lnum)) call assert_notequal(screenattr(lnum, 1), screenattr(lnum, 2)) call assert_equal(screenattr(lnum, 2), screenattr(lnum, 7)) call assert_equal(screenattr(lnum, 2), screenattr(lnum, 10)) call assert_equal(screenattr(lnum, 2), screenattr(lnum, 12)) call assert_equal(screenattr(lnum, 1), screenattr(lnum, 16)) quit! endfunc