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-rw-r--r--src/nvim/testdir/check.vim3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/nvim/testdir/check.vim b/src/nvim/testdir/check.vim
index 467ff5a1e9..24d3959f83 100644
--- a/src/nvim/testdir/check.vim
+++ b/src/nvim/testdir/check.vim
@@ -12,6 +12,9 @@ endfunc
" Command to check for the presence of a working option.
command -nargs=1 CheckOption call CheckOption(<f-args>)
func CheckOption(name)
+ if !exists('&' .. a:name)
+ throw 'Checking for non-existent option ' .. a:name
+ endif
if !exists('+' .. a:name)
throw 'Skipped: ' .. a:name .. ' option not supported'
endif