Fix test

Author: nineteendo

Lib/test/test_ntpath.py

@@ -807,7 +807,7 @@ def test_abspath(self):
         tester('ntpath.abspath("C:/nul")',  "\\\\.\\nul")
         tester('ntpath.abspath("C:\\nul")', "\\\\.\\nul")
         self.assertTrue(ntpath.isabs(ntpath.abspath("C:spam")))
-        self.assertEqual(ntpath.abspath("C:\x00"), ntpath.join(ntpath.abspath("C:"), "spam"))
+        self.assertEqual(ntpath.abspath("C:\x00"), ntpath.join(ntpath.abspath("C:"), "\x00"))
         self.assertEqual(ntpath.abspath("\x00:spam"), "\x00:\\spam")
         tester('ntpath.abspath("//..")',           "\\\\")
         tester('ntpath.abspath("//../")',          "\\\\..\\")