diff -r 58d4622bc1ef -r 1ed57a7dd904 tests/hghave.py
--- a/tests/hghave.py	Sat Mar 25 17:24:11 2017 +0900
+++ b/tests/hghave.py	Sat Mar 25 17:25:23 2017 +0900
@@ -349,7 +349,10 @@
 @check("hardlink-whitelisted", "hardlinks on whitelisted filesystems")
 def has_hardlink_whitelisted():
     from mercurial import util
-    fstype = util.getfstype('.')
+    try:
+        fstype = util.getfstype('.')
+    except OSError:
+        return False
     return fstype in util._hardlinkfswhitelist
 
 @check("rmcwd", "can remove current working directory")