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view src/testdir/test_expr_utf8.vim @ 9151:d0f69d0bea7a v7.4.1859

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commit https://github.com/vim/vim/commit/ef3abc6442260e9a0314970a532400b05571d3fe Author: Bram Moolenaar <Bram@vim.org> Date: Sun May 29 16:44:26 2016 +0200 patch 7.4.1859 Problem: Cannot use a function reference for "exit_cb". Solution: Use get_callback(). (Yegappan Lakshmanan)
author Christian Brabandt <cb@256bit.org>
date Sun, 29 May 2016 16:45:05 +0200
parents 2085167ab1b0
children 81ba6e4eb72b
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('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