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diff src/testdir/test_regexp_utf8.vim @ 20772:097f5b5c907b v8.2.0938

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patch 8.2.0938: NFA regexp uses tolower ()to compare ignore-case Commit: https://github.com/vim/vim/commit/59de417b904bbd204e313f015839317b577bd124 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Jun 9 19:34:54 2020 +0200 patch 8.2.0938: NFA regexp uses tolower ()to compare ignore-case Problem: NFA regexp uses tolower() to compare ignore-case. (Thayne McCombs) Solution: Use utf_fold() when possible. (ref. neovim https://github.com/vim/vim/issues/12456)
author Bram Moolenaar <Bram@vim.org>
date Tue, 09 Jun 2020 19:45:03 +0200
parents bb87c5c1e29b
children 6d8696fd4945
line wrap: on
line diff
--- a/src/testdir/test_regexp_utf8.vim
+++ b/src/testdir/test_regexp_utf8.vim
@@ -355,4 +355,23 @@ func Test_ambiwidth()
   set regexpengine& ambiwidth&
 endfunc
 
+func Run_regexp_ignore_case()
+  call assert_equal('iIİ', substitute('iIİ', '\([iIİ]\)', '\1', 'g'))
+
+  call assert_equal('iIx', substitute('iIİ', '\c\([İ]\)', 'x', 'g'))
+  call assert_equal('xxİ', substitute('iIİ', '\(i\c\)', 'x', 'g'))
+  call assert_equal('iIx', substitute('iIİ', '\(İ\c\)', 'x', 'g'))
+  call assert_equal('iIx', substitute('iIİ', '\c\(\%u0130\)', 'x', 'g'))
+  call assert_equal('iIx', substitute('iIİ', '\c\([\u0130]\)', 'x', 'g'))
+  call assert_equal('iIx', substitute('iIİ', '\c\([\u012f-\u0131]\)', 'x', 'g'))
+endfunc
+
+func Test_regexp_ignore_case()
+  set regexpengine=1
+  call Run_regexp_ignore_case()
+  set regexpengine=2
+  call Run_regexp_ignore_case()
+  set regexpengine&
+endfunc
+
 " vim: shiftwidth=2 sts=2 expandtab