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view src/testdir/test_expr_utf8.vim @ 15603:639b8318472c v8.1.0809

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patch 8.1.0809: too many #ifdefs commit https://github.com/vim/vim/commit/a12a161b8ce09d024ed71c2134149fa323f8ee8e Author: Bram Moolenaar <Bram@vim.org> Date: Thu Jan 24 16:39:02 2019 +0100 patch 8.1.0809: too many #ifdefs Problem: Too many #ifdefs. Solution: Graduate FEAT_MBYTE, part 3.
author Bram Moolenaar <Bram@vim.org>
date Thu, 24 Jan 2019 16:45:06 +0100
parents 81ba6e4eb72b
children 2dcaa860e3fc
line wrap: on
line source

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

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