assertNull($sut->getId()); $this->assertNull($sut->getColor()); $this->assertNull($sut->getUri()); $this->assertInstanceOf(Source::class, $sut->setId('0815')); $this->assertInstanceOf(Source::class, $sut->setColor('#fffccc')); $this->assertInstanceOf(Source::class, $sut->setUri('askdjfhlaksjdhflaksjhdflkjasdlkfjh')); $this->assertEquals('0815', $sut->getId()); $this->assertEquals('#fffccc', $sut->getColor()); $this->assertEquals('askdjfhlaksjdhflaksjhdflkjasdlkfjh', $sut->getUri()); } }