def test_full_path(self): file_name = "file_name" # Test full path relative expect_path = "{}/{}".format(os.getcwd(), file_name) self.assertEqual(expect_path, full_path(file_name)) # Test full path with expanding user # ~/file_name expect_path = "{}/{}".format(os.path.expanduser('~'), file_name) self.assertEqual(expect_path, full_path("~/{}".format(file_name)))