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diff src/testdir/test_vim9_script.vim @ 23330:e8eb4fd44902 v8.2.2208

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patch 8.2.2208: Vim9: after reloading a script variable index may be invalid Commit: https://github.com/vim/vim/commit/4aab88d919168ce2ddf4845482f4cff9efa52b5b Author: Bram Moolenaar <Bram@vim.org> Date: Thu Dec 24 21:56:41 2020 +0100 patch 8.2.2208: Vim9: after reloading a script variable index may be invalid Problem: Vim9: after reloading a script variable index may be invalid. Solution: When the sequence number doesn't match give an error for using a script-local variable from a compiled function. (closes #7547)
author Bram Moolenaar <Bram@vim.org>
date Thu, 24 Dec 2020 22:00:04 +0100
parents 65fd662b434d
children 13572a262b15
line wrap: on
line diff
--- a/src/testdir/test_vim9_script.vim
+++ b/src/testdir/test_vim9_script.vim
@@ -3126,6 +3126,67 @@ def Test_white_space_after_command()
   CheckDefAndScriptFailure(lines, 'E1144:', 1)
 enddef
 
+def Test_script_var_gone_when_sourced_twice()
+  var lines =<< trim END
+      vim9script
+      if exists('g:guard')
+        finish
+      endif
+      g:guard = 1
+      var name = 'thename'
+      def g:GetName(): string
+        return name
+      enddef
+      def g:SetName(arg: string)
+        name = arg
+      enddef
+  END
+  writefile(lines, 'XscriptTwice.vim')
+  so XscriptTwice.vim
+  assert_equal('thename', g:GetName())
+  g:SetName('newname')
+  assert_equal('newname', g:GetName())
+  so XscriptTwice.vim
+  assert_fails('call g:GetName()', 'E1149:')
+  assert_fails('call g:SetName("x")', 'E1149:')
+
+  delfunc g:GetName
+  delfunc g:SetName
+  delete('XscriptTwice.vim')
+  unlet g:guard
+enddef
+
+def Test_import_gone_when_sourced_twice()
+  var exportlines =<< trim END
+      vim9script
+      if exists('g:guard')
+        finish
+      endif
+      g:guard = 1
+      export var name = 'someName'
+  END
+  writefile(exportlines, 'XexportScript.vim')
+
+  var lines =<< trim END
+      vim9script
+      import name from './XexportScript.vim'
+      def g:GetName(): string
+        return name
+      enddef
+  END
+  writefile(lines, 'XscriptImport.vim')
+  so XscriptImport.vim
+  assert_equal('someName', g:GetName())
+
+  so XexportScript.vim
+  assert_fails('call g:GetName()', 'E1149:')
+
+  delfunc g:GetName
+  delete('XexportScript.vim')
+  delete('XscriptImport.vim')
+  unlet g:guard
+enddef
+
 " Keep this last, it messes up highlighting.
 def Test_substitute_cmd()
   new