public function testAddSubclass() { $newSubclass = new Subclass(); $newSubclass->setId(56); $this->assetClass->addSubclass($newSubclass); $subclasses = $this->assetClass->getSubclasses(); $this->assertCount(3, $subclasses); $this->assertEquals(79, $subclasses[79]->getId()); $this->assertEquals(100, $subclasses[100]->getId()); $this->assertEquals(56, $subclasses[56]->getId()); }