ReferenceTest.php

<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace Symfony\Component\DependencyInjection\Tests;

use Symfony\Component\DependencyInjection\Reference;
class ReferenceTest extends \PHPUnit_Framework_TestCase {

  /**
   * @covers Symfony\Component\DependencyInjection\Reference::__construct
   */
  public function testConstructor() {
    $ref = new Reference('foo');
    $this
      ->assertEquals('foo', (string) $ref, '__construct() sets the id of the reference, which is used for the __toString() method');
  }
  public function testCaseInsensitive() {
    $ref = new Reference('FooBar');
    $this
      ->assertEquals('foobar', (string) $ref, 'the id is lowercased as the container is case insensitive');
  }

}