Respect\Validation\Rules\OptionalTest::testShouldAcceptInstanceOfValidatobleOnConstructor PHP Method

    public function testShouldAcceptInstanceOfValidatobleOnConstructor()
    {
        $validatable = $this->createMock(Validatable::class);
        $rule = new Optional($validatable);
        $this->assertSame($validatable, $rule->getValidatable());
    }