cakephp/tests/TestCase/Validation/RulesProviderTest.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         3.0.0
 * @license       https://opensource.org/licenses/mit-license.php MIT License
 */
namespace Cake\Test\TestCase\Validation;

use Cake\TestSuite\TestCase;
use Cake\Validation\RulesProvider;
use TestApp\Validation\CustomProvider;

/**
 * Tests RulesProvider class
 */
class RulesProviderTest extends TestCase
{
    /**
     * Tests that RulesProvider proxies the method correctly and removes the
     * extra arguments that are passed according to the signature of validation
     * methods.
     */
    public function testProxyToValidation(): void
    {
        $provider = new RulesProvider();
        $this->assertTrue($provider->extension('foo.jpg', compact('provider')));
        $this->assertFalse($provider->extension('foo.jpg', ['png'], compact('provider')));
    }

    /**
     * Tests that it is possible to use a custom object as the provider to
     * be decorated
     */
    public function testCustomObject(): void
    {
        $object = new CustomProvider();

        /** @var \TestApp\Validation\CustomProvider|\Cake\Validation\RulesProvider $provider */
        $provider = new RulesProvider($object);
        $this->assertFalse($provider->validate('string', 'context'));
    }
}