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-rw-r--r--test/functional/ui/float_spec.lua5
1 files changed, 4 insertions, 1 deletions
diff --git a/test/functional/ui/float_spec.lua b/test/functional/ui/float_spec.lua
index b7fb9dbd32..131cc15bfb 100644
--- a/test/functional/ui/float_spec.lua
+++ b/test/functional/ui/float_spec.lua
@@ -532,7 +532,10 @@ describe('float window', function()
local closed_win = api.nvim_get_current_win()
command('close')
local buf = api.nvim_create_buf(false,false)
- api.nvim_open_win(buf, true, {relative='win', win=closed_win, width=1, height=1, bufpos={0,0}})
+ eq(
+ 'Invalid window id: ' .. closed_win,
+ pcall_err(api.nvim_open_win, buf, true, {relative='win', win=closed_win, width=1, height=1, bufpos={0,0}})
+ )
assert_alive()
end)