createSut(); self::assertNull($sut->getDate()); self::assertNull($sut->getUser()); } public function testSetter() { $date = new \DateTime('2019-05-27'); $user = new User(); $user->setAlias('sdfsdfdsdf'); $sut = $this->createSut(); self::assertInstanceOf(DateByUser::class, $sut->setDate($date)); self::assertInstanceOf(DateByUser::class, $sut->setUser($user)); self::assertSame($date, $sut->getDate()); self::assertSame($user, $sut->getUser()); } }