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diff src/testdir/test_functions.vim @ 15008:67e3103d6e18 v8.1.0515

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patch 8.1.0515: reloading a script gives errors for existing functions commit https://github.com/vim/vim/commit/ded5f1bed7ff2d138b3ee0f9610d17290b62692d Author: Bram Moolenaar <Bram@vim.org> Date: Sat Nov 10 17:33:29 2018 +0100 patch 8.1.0515: reloading a script gives errors for existing functions Problem: Reloading a script gives errors for existing functions. Solution: Allow redefining a function once when reloading a script.
author Bram Moolenaar <Bram@vim.org>
date Sat, 10 Nov 2018 17:45:06 +0100
parents 32787e326de2
children 2dcaa860e3fc
line wrap: on
line diff
--- a/src/testdir/test_functions.vim
+++ b/src/testdir/test_functions.vim
@@ -1138,3 +1138,30 @@ func Test_func_range_with_edit()
   call delete('Xfuncrange2')
   bwipe!
 endfunc
+
+func Test_func_exists_on_reload()
+  call writefile(['func ExistingFunction()', 'echo "yes"', 'endfunc'], 'Xfuncexists')
+  call assert_equal(0, exists('*ExistingFunction'))
+  source Xfuncexists
+  call assert_equal(1, exists('*ExistingFunction'))
+  " Redefining a function when reloading a script is OK.
+  source Xfuncexists
+  call assert_equal(1, exists('*ExistingFunction'))
+
+  " But redefining in another script is not OK.
+  call writefile(['func ExistingFunction()', 'echo "yes"', 'endfunc'], 'Xfuncexists2')
+  call assert_fails('source Xfuncexists2', 'E122:')
+
+  delfunc ExistingFunction
+  call assert_equal(0, exists('*ExistingFunction'))
+  call writefile([
+	\ 'func ExistingFunction()', 'echo "yes"', 'endfunc',
+	\ 'func ExistingFunction()', 'echo "no"', 'endfunc',
+	\ ], 'Xfuncexists')
+  call assert_fails('source Xfuncexists', 'E122:')
+  call assert_equal(1, exists('*ExistingFunction'))
+
+  call delete('Xfuncexists2')
+  call delete('Xfuncexists')
+  delfunc ExistingFunction
+endfunc