--- a/tests/test-symlink-os-yes-fs-no.py	Thu Nov 17 12:59:36 2016 +0100
+++ b/tests/test-symlink-os-yes-fs-no.py	Wed Jan 14 01:15:26 2015 +0100
@@ -35,6 +35,9 @@
 def symlink_failure(src, dst):
     raise OSError(1, "Operation not permitted")
 os.symlink = symlink_failure
+def islink_failure(path):
+    return False
+os.path.islink = islink_failure
 
 # dereference links as if a Samba server has exported this to a
 # Windows client