patch 8.2.1593: tests do not check the error number properly
Problem: Tests do not check the error number properly.0
Solution: Add a colon after the error number. (closes #6869)
diff --git a/src/testdir/test_functions.vim b/src/testdir/test_functions.vim
index 70dc339..7ff9b7a 100644
--- a/src/testdir/test_functions.vim
+++ b/src/testdir/test_functions.vim
@@ -2025,7 +2025,7 @@
exe "lang collate" collate
" 5) Errors
- call assert_fails('call readdir(dir, 1, 1)', 'E715')
+ call assert_fails('call readdir(dir, 1, 1)', 'E715:')
call assert_fails('call readdir(dir, 1, #{sorta: 1})')
call assert_fails('call readdirex(dir, 1, #{sorta: 1})')