vendor/symfony/options-resolver/Tests/LegacyOptionsTest.php

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<?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\OptionsResolver\Tests;

use PHPUnit\Framework\TestCase;
use Symfony\Component\OptionsResolver\Options;
use Symfony\Component\OptionsResolver\OptionsResolver;

/**
 * @group legacy
 */
class LegacyOptionsTest extends TestCase
{
    /**
     * @var OptionsResolver
     */
    private $options;

    protected function setUp()
    {
        $this->options = new OptionsResolver();
    }

    public function testSetLazyOption()
    {
        $this->options->set('foo', function (Options $options) {
            return 'dynamic';
        });

        $this->assertEquals(array('foo' => 'dynamic'), $this->options->resolve());
    }

    public function testOverloadKeepsPreviousValue()
    {
        $test = $this;

        // defined by superclass
        $this->options->set('foo', 'bar');

        // defined by subclass
        $this->options->overload('foo', function (Options $options, $previousValue) use ($test) {
            /* @var TestCase $test */
            $test->assertEquals('bar', $previousValue);

            return 'dynamic';
        });

        $this->assertEquals(array('foo' => 'dynamic'), $this->options->resolve());
    }

    public function testPreviousValueIsEvaluatedIfLazy()