NodeTest::testRemoveNode PHP Метод

    public function testRemoveNode()
    {
        $parent = NodeFactory::getInstance('Node', 'parent');
        $child = NodeFactory::getInstance('Node', 'child');
        $parent->addChild($child);
        $this->assertEquals($parent->getChild($child->name), $child);
        $parent->removeChild($child->name);
        $this->assertEquals($parent->getChild($child->name), false);
    }