Make utimens(NULL) work correctly

1 files changed, 13 insertions, 0 deletions

diff --git a/test/test_sshfs.py b/test/test_sshfs.py
index caa7fda..04366fe 100755
--- a/test/test_sshfs.py
+++ b/test/test_sshfs.py
@@ -102,6 +102,7 @@ def test_sshfs(tmpdir, debug, cache_timeout, sync_rd, capfd):
         # SSHFS only supports one second resolution when setting
         # file timestamps.
         tst_utimens(mnt_dir, tol=1)
+        tst_utimens_now(mnt_dir)
 
         tst_link(mnt_dir, cache_timeout)
         tst_truncate_path(mnt_dir)
@@ -403,6 +404,18 @@ def tst_utimens(mnt_dir, tol=0):
         assert abs(fstat.st_atime_ns - atime_ns) < tol*1e9
         assert abs(fstat.st_mtime_ns - mtime_ns) < tol*1e9
 
+def tst_utimens_now(mnt_dir):
+    fullname = pjoin(mnt_dir, name_generator())
+
+    fd = os.open(fullname, os.O_CREAT | os.O_RDWR)
+    os.close(fd)
+    os.utime(fullname, None)
+
+    fstat = os.lstat(fullname)
+    # We should get now-timestamps
+    assert fstat.st_atime != 0
+    assert fstat.st_mtime != 0
+
 def tst_passthrough(src_dir, mnt_dir, cache_timeout):
     name = name_generator()
     src_name = pjoin(src_dir, name)