cakephp/tests/TestCase/Collection/FunctionsTest.php

<?php
declare(strict_types=1);

/**
 * CakePHP(tm) : Rapid Development Framework (https://cakephp.org)
 * Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
 *
 * Licensed under The MIT License
 * For full copyright and license information, please see the LICENSE.txt
 * Redistributions of files must retain the above copyright notice
 *
 * @copyright     Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
 * @link          https://cakephp.org CakePHP(tm) Project
 * @since         4.5.0
 * @license       https://opensource.org/licenses/mit-license.php MIT License
 */
namespace Cake\Test\TestCase\Collection;

use Cake\Collection\Collection;
use Cake\TestSuite\TestCase;
use function Cake\Collection\collection;

/**
 * FunctionsTest class
 */
class FunctionsTest extends TestCase
{
    /**
     * Tests that the collection() method is a shortcut for new Collection
     */
    public function testCollection(): void
    {
        $items = [1, 2, 3];
        $collection = collection($items);
        $this->assertInstanceOf(Collection::class, $collection);
        $this->assertSame($items, $collection->toArray());
    }
}