TreeNodeCollectionTest.php

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<?php
namespace TYPO3\CMS\Backend\Tests\Unit\Tree;

class TreeNodeCollectionTest extends \TYPO3\CMS\Core\Tests\UnitTestCase {

    public function sortNodes() {
        $nodeCollection = new \TYPO3\CMS\Backend\Tree\TreeNodeCollection(array(
            array('serializeClassName' => 'TYPO3\\CMS\\Backend\\Tree\\TreeNode', 'id' => 15),
            array('serializeClassName' => 'TYPO3\\CMS\\Backend\\Tree\\TreeNode', 'id' => 25),
            array('serializeClassName' => 'TYPO3\\CMS\\Backend\\Tree\\TreeNode', 'id' => 5),
            array('serializeClassName' => 'TYPO3\\CMS\\Backend\\Tree\\TreeNode', 'id' => 2),
            array('serializeClassName' => 'TYPO3\\CMS\\Backend\\Tree\\TreeNode', 'id' => 150),
            array('serializeClassName' => 'TYPO3\\CMS\\Backend\\Tree\\TreeNode', 'id' => 67)
        ));
        $nodeCollection->asort();
        $expected = array(2, 5, 15, 25, 67, 150);
        $ids = array();
        foreach ($nodeCollection as $node) {
            $ids[] = $node->getId();
        }
        $this->assertSame($expected, $ids);
    }

}