test_difflib.py 文件源码

def test_added_tab_hint(self):
        # Check fix for bug #1488943
        diff = list(difflib.Differ().compare(["\tI am a buggy"],["\t\tI am a bug"]))
        self.assertEqual("- \tI am a buggy", diff[0])
        self.assertEqual("?            --\n", diff[1])
        self.assertEqual("+ \t\tI am a bug", diff[2])
        self.assertEqual("? +\n", diff[3])