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diff src/testdir/test_vim9_expr.vim @ 21903:1fc2ffadf412 v8.2.1501

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patch 8.2.1501: Vim9: concatenating to constant reverses order Commit: https://github.com/vim/vim/commit/3fc71285d5ae7c16cf7be5d997fd1fe140f196da Author: Bram Moolenaar <Bram@vim.org> Date: Fri Aug 21 20:43:17 2020 +0200 patch 8.2.1501: Vim9: concatenating to constant reverses order Problem: Vim9: concatenating to constant reverses order. Solution: Generate constant before option, register and environment variable. (closes #6757)
author Bram Moolenaar <Bram@vim.org>
date Fri, 21 Aug 2020 20:45:04 +0200
parents c16af87df654
children 2474c6b0c5de
line wrap: on
line diff
--- a/src/testdir/test_vim9_expr.vim
+++ b/src/testdir/test_vim9_expr.vim
@@ -944,6 +944,18 @@ def Test_expr5()
   				+ g:ablob)
   assert_equal(0z01ab3344, g:ablob + 0z3344)
   assert_equal(0z01ab01ab, g:ablob + g:ablob)
+
+  # concatenate non-constant to constant
+  let save_path = &path
+  &path = 'b'
+  assert_equal('ab', 'a' .. &path)
+  &path = save_path
+
+  @b = 'b'
+  assert_equal('ab', 'a' .. @b)
+
+  $ENVVAR = 'env'
+  assert_equal('aenv', 'a' .. $ENVVAR)
 enddef
 
 def Test_expr5_vim9script()