Use assertLessEqual to ease diagnosing of failures
diff --git a/Lib/test/test_posixpath.py b/Lib/test/test_posixpath.py
index 6123ae2..14146db 100644
--- a/Lib/test/test_posixpath.py
+++ b/Lib/test/test_posixpath.py
@@ -229,8 +229,8 @@
             f.close()
             self.assertEqual(d, b"foobar")
 
-            self.assertTrue(
-                posixpath.getctime(support.TESTFN) <=
+            self.assertLessEqual(
+                posixpath.getctime(support.TESTFN),
                 posixpath.getmtime(support.TESTFN)
             )
         finally: