paulzi / yii2-nested-intervals

        $node->makeRoot()->save();

    }

    public function testPrependToInsertInNoEmpty()

    {

        $node = new Node(['slug' => 'new1']);

        $this->assertTrue($node->prependTo(Node::findOne(1))->save());

        $node = new Node(['slug' => 'new2']);

        $this->assertTrue($node->prependTo(Node::findOne(6))->save());

        $node = new MultipleTreeNode(['slug' => 'new1']);

        $this->assertTrue($node->prependTo(MultipleTreeNode::findOne(1))->save());

        $node = new MultipleTreeNode(['slug' => 'new2']);

        $this->assertTrue($node->prependTo(MultipleTreeNode::findOne(6))->save());

        $dataSet = $this->getConnection()->createDataSet(['tree', 'multiple_tree']);

        $expectedDataSet = new ArrayDataSet(require(__DIR__ . '/data/test-prepend-to-insert-in-no-empty.php'));

        $this->assertDataSetsEqual($expectedDataSet, $dataSet);

    }

    public function testPrependToInsertInEmpty()

    {

        $node->prependTo(Node::findOne(11))->save();

    }

    public function testAppendToInsertInNoEmpty()

    {

        $node = new Node(['slug' => 'new1']);

        $this->assertTrue($node->appendTo(Node::findOne(2))->save());

        $node = new Node(['slug' => 'new2']);

        $this->assertTrue($node->appendTo(Node::findOne(6))->save());

        $node = new MultipleTreeNode(['slug' => 'new1']);

        $this->assertTrue($node->appendTo(MultipleTreeNode::findOne(2))->save());

        $node = new MultipleTreeNode(['slug' => 'new2']);

        $this->assertTrue($node->appendTo(MultipleTreeNode::findOne(6))->save());

        $dataSet = $this->getConnection()->createDataSet(['tree', 'multiple_tree']);

        $expectedDataSet = new ArrayDataSet(require(__DIR__ . '/data/test-append-to-insert-in-no-empty.php'));

        $this->assertDataSetsEqual($expectedDataSet, $dataSet);

    }

    public function testAppendToInsertInEmpty()

    {