Mercurial > vim
view src/testdir/test_expr_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 | 2dcaa860e3fc |
children | 08940efa6b4e |
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" Tests for expressions using utf-8. func Test_strgetchar() call assert_equal(char2nr('á'), strgetchar('áxb', 0)) call assert_equal(char2nr('x'), strgetchar('áxb', 1)) call assert_equal(char2nr('a'), strgetchar('àxb', 0)) call assert_equal(char2nr('̀'), strgetchar('àxb', 1)) call assert_equal(char2nr('x'), strgetchar('àxb', 2)) call assert_equal(char2nr('あ'), strgetchar('あaい', 0)) call assert_equal(char2nr('a'), strgetchar('あaい', 1)) call assert_equal(char2nr('い'), strgetchar('あaい', 2)) endfunc func Test_strcharpart() call assert_equal('áxb', strcharpart('áxb', 0)) call assert_equal('á', strcharpart('áxb', 0, 1)) call assert_equal('x', strcharpart('áxb', 1, 1)) call assert_equal('いうeお', strcharpart('あいうeお', 1)) call assert_equal('い', strcharpart('あいうeお', 1, 1)) call assert_equal('いう', strcharpart('あいうeお', 1, 2)) call assert_equal('いうe', strcharpart('あいうeお', 1, 3)) call assert_equal('いうeお', strcharpart('あいうeお', 1, 4)) call assert_equal('eお', strcharpart('あいうeお', 3)) call assert_equal('e', strcharpart('あいうeお', 3, 1)) call assert_equal('あ', strcharpart('あいうeお', -3, 4)) call assert_equal('a', strcharpart('àxb', 0, 1)) call assert_equal('̀', strcharpart('àxb', 1, 1)) call assert_equal('x', strcharpart('àxb', 2, 1)) endfunc