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-rw-r--r--test/helpers.lua3
1 files changed, 2 insertions, 1 deletions
diff --git a/test/helpers.lua b/test/helpers.lua
index a3482d1b46..a1c3dfacd2 100644
--- a/test/helpers.lua
+++ b/test/helpers.lua
@@ -291,7 +291,8 @@ module.tmpname = (function()
if tmpdir_is_local(tmpdir) then
-- Cannot control os.tmpname() dir, so hack our own tmpname() impl.
seq = seq + 1
- local fname = tmpdir..'/nvim-test-lua-'..seq
+ -- "…/Xtest_tmpdir/T42.7"
+ local fname = ('%s/%s.%d'):format(tmpdir, (_G._nvim_test_id or 'nvim-test'), seq)
io.open(fname, 'w'):close()
return fname
else