Method test_lazy_format

tests/utils_tests/test_functional.py:243–252

(self)

        self.assertEqual(lazy_a() * lazy_5(), "aaaaa")

    def test_lazy_format(self):
        class QuotedString(str):
            def __format__(self, format_spec):
                value = super().__format__(format_spec)
                return f"“{value}”"

        lazy_f = lazy(lambda: QuotedString("Hello!"), QuotedString)
        self.assertEqual(format(lazy_f(), ""), "“Hello!”")
        f = lazy_f()
        self.assertEqual(f"I said, {f}", "I said, “Hello!”")

    def test_lazy_equality(self):
        """