commit f97d46f816e84edb6899a903a1c334a50a6d31bb
author Bram Moolenaar <Bram@vim.org> Tue Aug 06 20:34:10 2019 +0200
committer Bram Moolenaar <Bram@vim.org> Tue Aug 06 20:34:10 2019 +0200
tree b6efdd43bd894965545d4628af4497bff052dd74
parent 761fdf01c6e307c448cec2684f8b315ba6d1f454

patch 8.1.1821: no test for wrong number of method arguments

Problem:    No test for wrong number of method arguments.
Solution:   Add a test.

src/testdir/test_method.vim

diff --git a/src/testdir/test_method.vim b/src/testdir/test_method.vim
index 6d90a8f..02c69f2 100644
--- a/src/testdir/test_method.vim
+++ b/src/testdir/test_method.vim
@@ -97,8 +97,18 @@
   let FuncRef = function('Concat')
   eval 'foo'->FuncRef('bar', 'tail')->assert_equal('foobartail')
 
+  " not enough arguments
+  call assert_fails("eval 'foo'->FuncRef('bar')", 'E119:')
+  " too many arguments
+  call assert_fails("eval 'foo'->FuncRef('bar', 'tail', 'four')", 'E118:')
+
   let Partial = function('Concat', ['two'])
   eval 'one'->Partial('three')->assert_equal('onetwothree')
 
+  " not enough arguments
+  call assert_fails("eval 'one'->Partial()", 'E119:')
+  " too many arguments
+  call assert_fails("eval 'one'->Partial('three', 'four')", 'E118:')
+
   delfunc Concat
 endfunc

src/version.c

diff --git a/src/version.c b/src/version.c
index b0d9481..aad7833 100644
--- a/src/version.c
+++ b/src/version.c
@@ -774,6 +774,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1821,
+/**/
     1820,
 /**/
     1819,