NodeTest::testHasSiblingsWithSiblings PHP Méthode

    public function testHasSiblingsWithSiblings()
    {
        $parent = NodeFactory::getInstance();
        $firstChild = NodeFactory::getInstance();
        $parent->addChild($firstChild);
        $secondChild = NodeFactory::getInstance();
        $parent->addChild($secondChild);
        // Normal case; two Node:NODE type siblings
        $this->assertEquals(true, $firstChild->hasSiblings());
        $parent = NodeFactory::getInstance();
        $firstChild = NodeFactory::getInstance();
        $parent->addChild($firstChild);
        $secondChild = NodeFactory::getInstance('Node', 'default', Node::CONTAINER);
        $parent->addChild($secondChild);
        // Empty Node::CONTAINER type node should not be considered in hasSiblings()
        $this->assertEquals(false, $firstChild->hasSiblings());
        $grandChild = NodeFactory::getInstance();
        $secondChild->addChild($grandChild);
        // Node::CONTAINER type nodes with children are counted for hasSiblings()
        $this->assertEquals(true, $firstChild->hasSiblings());
    }