assertNull($sut->getId()); $this->assertNull($sut->getName()); $this->assertNull($sut->getColor()); } public function testSetterAndGetter() { $sut = new Tag(); $this->assertInstanceOf(Tag::class, $sut->setName('foo')); $this->assertEquals('foo', $sut->getName()); $this->assertEquals('foo', (string) $sut); $sut->setName(null); $this->assertNull($sut->getName()); $sut->setColor('#fffccc'); $this->assertEquals('#fffccc', $sut->getColor()); } }