view src/testdir/test_expr_utf8.vim @ 16447:54ffc82f38a8 v8.1.1228

patch 8.1.1228: not possible to process tags with a function commit https://github.com/vim/vim/commit/45e18cbdc40afd8144d20dcc07ad2d981636f4c9 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Apr 28 18:05:35 2019 +0200 patch 8.1.1228: not possible to process tags with a function Problem: Not possible to process tags with a function. Solution: Add tagfunc() (Christian Brabandt, Andy Massimino, closes https://github.com/vim/vim/issues/4010)
author Bram Moolenaar <Bram@vim.org>
date Sun, 28 Apr 2019 18:15:07 +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