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view src/testdir/test_expr_utf8.vim @ 8897:a410390e340b v7.4.1735

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commit https://github.com/vim/vim/commit/451f849fd6282a4facd4f0f58af62837443fb5a6 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Apr 14 17:16:22 2016 +0200 patch 7.4.1735 Problem: It is not possible to only see part of the message history. It is not possible to clear messages. Solution: Add a count to ":messages" and a clear argument. (Yasuhiro Matsumoto)
author Christian Brabandt <cb@256bit.org>
date Thu, 14 Apr 2016 17:30:07 +0200
parents 7f29248d5789
children 6393ac6d7060
line wrap: on
line source

" Tests for expressions using utf-8.
if !has('multi_byte')
  finish
endif
set encoding=utf-8
scriptencoding utf-8

func Test_strgetchar()
  call assert_equal(char2nr('a'), strgetchar('axb', 0))
  call assert_equal(char2nr('x'), strgetchar('axb', 1))
  call assert_equal(char2nr('b'), strgetchar('axb', 2))

  call assert_equal(-1, strgetchar('axb', -1))
  call assert_equal(-1, strgetchar('axb', 3))
  call assert_equal(-1, strgetchar('', 0))
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('a', strcharpart('àxb', 0, 1))
  call assert_equal('̀', strcharpart('àxb', 1, 1))
  call assert_equal('x', strcharpart('àxb', 2, 1))
endfunc