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diff src/testdir/test_cmdline.vim @ 20703:ce55e65d7e41 v8.2.0905

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patch 8.2.0905: test coverage could be better Commit: https://github.com/vim/vim/commit/e0c3c3d6cbb6f356058f28ecbdf3438411222083 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Jun 4 22:46:04 2020 +0200 patch 8.2.0905: test coverage could be better Problem: Test coverage could be better. Solution: Add a couple of tests. (Dominique Pelle, closes https://github.com/vim/vim/issues/6202)
author Bram Moolenaar <Bram@vim.org>
date Thu, 04 Jun 2020 23:00:03 +0200
parents 0610f1ddb3a0
children abebcc20af26
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line diff
--- a/src/testdir/test_cmdline.vim
+++ b/src/testdir/test_cmdline.vim
@@ -1220,6 +1220,22 @@ func Test_cmd_bang()
   call delete('Xresult')
 endfunc
 
+" Test error: "E135: *Filter* Autocommands must not change current buffer"
+func Test_cmd_bang_E135()
+  new
+  call setline(1, ['a', 'b', 'c', 'd'])
+  augroup test_cmd_filter_E135
+    au!
+    autocmd FilterReadPost * help
+  augroup END
+  call assert_fails('2,3!echo "x"', 'E135:')
+
+  augroup test_cmd_filter_E135
+    au!
+  augroup END
+  %bwipe!
+endfunc
+
 " Test for using ~ for home directory in cmdline completion matches
 func Test_cmdline_expand_home()
   call mkdir('Xdir')