Ddd\Domain\Specification\SpecificationTest::itShouldSatisfiesNotSpecificationComposition PHP Метод

    public function itShouldSatisfiesNotSpecificationComposition()
    {
        $trueSpec = new FakeSpecification(true);
        $falseSpec = new FakeSpecification(false);
        $notTrueSpec = $trueSpec->not();
        $notFalseSpec = $falseSpec->not();
        $this->assertFalse($notTrueSpec->isSatisfiedBy(new \stdClass()));
        $this->assertTrue($notFalseSpec->isSatisfiedBy(new \stdClass()));
    }