EdgeCacheTagHeaderTest.php in Akamai 8.3

Namespace

Drupal\Tests\akamai\Kernel

File

tests/src/Kernel/EdgeCacheTagHeaderTest.php

<?php

namespace Drupal\Tests\akamai\Kernel;

use Drupal\KernelTests\KernelTestBase;
use Symfony\Component\HttpFoundation\Request;
use Drupal\akamai\Event\AkamaiHeaderEvents;

/**
 * Tests Edge-Cache-Tag Header.
 *
 * @group Akamai
 */
class EdgeCacheTagHeaderTest extends KernelTestBase {

  /**
   * Modules to enable.
   *
   * @var array
   */
  public static $modules = [
    'system',
    'akamai',
  ];

  /**
   * {@inheritdoc}
   */
  protected function setUp() {
    parent::setUp();
    $this
      ->installConfig([
      'akamai',
    ]);
  }

  /**
   * Test that the header value is exactly as expected (space separated).
   */
  public function testHeaderValue() {
    $request = Request::create('/system/401');
    $config = $this
      ->config('akamai.settings');

    /** @var \Symfony\Component\HttpKernel\HttpKernelInterface $kernel */
    $kernel = \Drupal::getContainer()
      ->get('http_kernel');
    $response = $kernel
      ->handle($request);

    // Verify header is not available by default.
    $this
      ->assertEqual(200, $response
      ->getStatusCode());
    $this
      ->assertEqual($response->headers
      ->has('Edge-Cache-Tag'), FALSE);

    // Verify header is available when enabled.
    $config
      ->set('edge_cache_tag_header', TRUE)
      ->save();
    $response = $kernel
      ->handle($request);
    $this
      ->assertEqual(200, $response
      ->getStatusCode());
    $this
      ->assertEqual($response->headers
      ->has('Edge-Cache-Tag'), TRUE);
    $this
      ->assertEqual($response->headers
      ->get('Edge-Cache-Tag'), 'config_user.role.anonymous,http_response,rendered');

    // Verify tag blacklisting.
    $config
      ->set('edge_cache_tag_header_blacklist', [
      'config:',
    ])
      ->save();
    $response = $kernel
      ->handle($request);
    $this
      ->assertEqual(200, $response
      ->getStatusCode());
    $this
      ->assertEqual($response->headers
      ->has('Edge-Cache-Tag'), TRUE);
    $this
      ->assertEqual($response->headers
      ->get('Edge-Cache-Tag'), 'http_response,rendered');

    // Setup the mock event subscriber.
    $subscriber = new MockHeaderSubscriber();
    $event_dispatcher = \Drupal::getContainer()
      ->get('event_dispatcher');
    $event_dispatcher
      ->addListener(AkamaiHeaderEvents::HEADER_CREATION, [
      $subscriber,
      'onHeaderCreation',
    ]);
    $response = $kernel
      ->handle($request);
    $this
      ->assertEqual(200, $response
      ->getStatusCode());
    $this
      ->assertEqual($response->headers
      ->has('Edge-Cache-Tag'), TRUE);
    $this
      ->assertEqual($response->headers
      ->get('Edge-Cache-Tag'), 'http_response,rendered,helloworld');
  }

}

Classes

Name	Description
EdgeCacheTagHeaderTest	Tests Edge-Cache-Tag Header.