paulzi / yii2-materialized-path

        $this->assertEquals($data, array_map(function ($value) { return $value->id; }, MultipleTreeNode::findOne(24)->getParents(1)->all()));

    }

    public function testGetParent()

    {

        $data = 15;

        $this->assertEquals($data, Node::findOne(18)->parent->id);

        $this->assertEquals($data, AttributeModeNode::findOne(18)->parent->id);

        $this->assertEquals($data, MultipleTreeNode::findOne(18)->parent->id);

        $data = null;

        $this->assertEquals($data, Node::findOne(1)->getParent()->one());

        $this->assertEquals($data, AttributeModeNode::findOne(1)->getParent()->one());

        $this->assertEquals($data, MultipleTreeNode::findOne(1)->getParent()->one());

    }

    public function testGetRoot()

    {

        $this->assertEquals($data, array_map(function ($value) { return $value->id; }, MultipleTreeNode::findOne(14)->getLeaves(1)->all()));

    }

    public function testGetPrev()

    {

        $data = 12;

        $this->assertEquals($data, Node::findOne(13)->prev->id);

        $this->assertEquals($data, AttributeModeNode::findOne(13)->prev->id);

        $this->assertEquals($data, MultipleTreeNode::findOne(13)->prev->id);

        $data = null;

        $this->assertEquals($data, Node::findOne(15)->getPrev()->one());

        $this->assertEquals($data, AttributeModeNode::findOne(15)->getPrev()->one());

        $this->assertEquals($data, MultipleTreeNode::findOne(15)->getPrev()->one());

    }

    public function testGetNext()

    {

        $this->assertEquals($data, MultipleTreeNode::findOne(15)->getPrev()->one());

    }

    public function testGetNext()

    {

        $data = 23;

        $this->assertEquals($data, Node::findOne(22)->next->id);

        $this->assertEquals($data, AttributeModeNode::findOne(22)->next->id);

        $this->assertEquals($data, MultipleTreeNode::findOne(22)->next->id);

        $data = null;

        $this->assertEquals($data, Node::findOne(4)->getNext()->one());

        $this->assertEquals($data, AttributeModeNode::findOne(4)->getNext()->one());

        $this->assertEquals($data, MultipleTreeNode::findOne(4)->getNext()->one());

    }

    public function testGetParentPath()

    {