CdnTest.php

<?php

namespace Drupal\Tests\advagg_cdn\Functional;

use Drupal\Core\Url;
use Drupal\Tests\advagg\Functional\AdvaggFunctionalTestBase;

/**
 * Tests that AdvAgg CDN changes are properly applied.
 *
 * @ingroup advagg_tests
 *
 * @group advagg
 */
class CdnTest extends AdvaggFunctionalTestBase {
    
    /**
     * Modules to enable.
     *
     * @var array
     */
    public static $modules = [
        'advagg_cdn',
        'advagg_test',
    ];
    
    /**
     * Test the cdn functionality and settings configuration.
     */
    public function testCdn() {
        // Load config form and ensure jQuery js is being modified.
        $this->drupalGet(Url::fromRoute('advagg_cdn.settings'));
        $session = $this->assertSession();
        $session->statusCodeEquals(200);
        $session->responseContains('src="//ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"');
        $session->responseNotContains('jquery-ui.min.css');
        // Test config form function, enable cdn for jQueryUI, disable minification.
        $edit = [
            'jquery_ui_css' => TRUE,
            'minified' => FALSE,
        ];
        $this->drupalPostForm(NULL, $edit, t('Save configuration'));
        $session = $this->assertSession();
        $session->responseNotContains('jquery.min.js');
        $this->assertTrue($this->config('advagg_cdn.settings')
            ->get('jquery_ui_css'));
        $session->responseContains('jquery.js');
        $session->responseContains('jquery-ui.css');
    }

}