From b5bb4c2a215249f5534f3aaf6166dd29fa81194f Mon Sep 17 00:00:00 2001
From: Nick Craig-Wood <nick@craig-wood.com>
Date: Fri, 15 Nov 2019 09:26:40 +0000
Subject: [PATCH] vfs: fix tests not to upload a 0 length file

Some remotes can't upload 0 length files, so this fixes the
TestCacheRename test so that it writes something to the file.
---
 vfs/read_write_test.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/vfs/read_write_test.go b/vfs/read_write_test.go
index 3d1df648a..4bdfca579 100644
--- a/vfs/read_write_test.go
+++ b/vfs/read_write_test.go
@@ -620,6 +620,8 @@ func TestCacheRename(t *testing.T) {
 
 	h, err := vfs.OpenFile("rename_me", os.O_WRONLY|os.O_CREATE, 0777)
 	require.NoError(t, err)
+	_, err = h.WriteString("hello")
+	require.NoError(t, err)
 	fh, ok := h.(*RWFileHandle)
 	require.True(t, ok)