ContentNegotiationRoutingTest.php in Drupal 8

Namespace

Drupal\KernelTests\Core\Routing

File

core/tests/Drupal/KernelTests/Core/Routing/ContentNegotiationRoutingTest.php

<?php

namespace Drupal\KernelTests\Core\Routing;

use Drupal\Core\DependencyInjection\ContainerBuilder;
use Drupal\KernelTests\KernelTestBase;
use Drupal\Tests\Traits\Core\PathAliasTestTrait;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;

/**
 * Tests content negotiation routing variations.
 *
 * @group ContentNegotiation
 */
class ContentNegotiationRoutingTest extends KernelTestBase {
  use PathAliasTestTrait;

  /**
   * {@inheritdoc}
   */
  public static $modules = [
    'conneg_test',
    'path_alias',
  ];

  /**
   * {@inheritdoc}
   */
  protected function setUp() {
    parent::setUp();
    $this
      ->installEntitySchema('path_alias');
  }

  /**
   * {@inheritdoc}
   */
  public function register(ContainerBuilder $container) {
    parent::register($container);

    // \Drupal\KernelTests\KernelTestBase::register() removes the alias path
    // processor.
    if ($container
      ->hasDefinition('path_alias.path_processor')) {
      $definition = $container
        ->getDefinition('path_alias.path_processor');
      $definition
        ->addTag('path_processor_inbound', [
        'priority' => 100,
      ])
        ->addTag('path_processor_outbound', [
        'priority' => 300,
      ]);
    }
  }

  /**
   * Tests the content negotiation aspect of routing.
   */
  public function testContentRouting() {

    // Alias with extension pointing to no extension/constant content-type.
    $this
      ->createPathAlias('/conneg/html', '/alias.html');

    // Alias with extension pointing to dynamic extension/linked content-type.
    $this
      ->createPathAlias('/conneg/html?_format=json', '/alias.json');
    $tests = [
      // ['path', 'accept', 'content-type'],
      // Extension is part of the route path. Constant Content-type.
      [
        'conneg/simple.json',
        '',
        'application/json',
      ],
      [
        'conneg/simple.json',
        'application/xml',
        'application/json',
      ],
      [
        'conneg/simple.json',
        'application/json',
        'application/json',
      ],
      // No extension. Constant Content-type.
      [
        'conneg/html',
        '',
        'text/html',
      ],
      [
        'conneg/html',
        '*/*',
        'text/html',
      ],
      [
        'conneg/html',
        'application/xml',
        'text/html',
      ],
      [
        'conneg/html',
        'text/xml',
        'text/html',
      ],
      [
        'conneg/html',
        'text/html',
        'text/html',
      ],
      // Dynamic extension. Linked Content-type.
      [
        'conneg/html?_format=json',
        '',
        'application/json',
      ],
      [
        'conneg/html?_format=json',
        '*/*',
        'application/json',
      ],
      [
        'conneg/html?_format=json',
        'application/xml',
        'application/json',
      ],
      [
        'conneg/html?_format=json',
        'application/json',
        'application/json',
      ],
      [
        'conneg/html?_format=xml',
        '',
        'application/xml',
      ],
      [
        'conneg/html?_format=xml',
        '*/*',
        'application/xml',
      ],
      [
        'conneg/html?_format=xml',
        'application/json',
        'application/xml',
      ],
      [
        'conneg/html?_format=xml',
        'application/xml',
        'application/xml',
      ],
      // Path with a variable. Variable contains a period.
      [
        'conneg/plugin/plugin.id',
        '',
        'text/html',
      ],
      [
        'conneg/plugin/plugin.id',
        '*/*',
        'text/html',
      ],
      [
        'conneg/plugin/plugin.id',
        'text/xml',
        'text/html',
      ],
      [
        'conneg/plugin/plugin.id',
        'text/html',
        'text/html',
      ],
      // Alias with extension pointing to no extension/constant content-type.
      [
        'alias.html',
        '',
        'text/html',
      ],
      [
        'alias.html',
        '*/*',
        'text/html',
      ],
      [
        'alias.html',
        'text/xml',
        'text/html',
      ],
      [
        'alias.html',
        'text/html',
        'text/html',
      ],
    ];
    foreach ($tests as $test) {
      $path = $test[0];
      $accept_header = $test[1];
      $content_type = $test[2];
      $message = "Testing path:{$path} Accept:{$accept_header} Content-type:{$content_type}";
      $request = Request::create('/' . $path);
      if ($accept_header) {
        $request->headers
          ->set('Accept', $accept_header);
      }

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

      // Verbose message since simpletest doesn't let us provide a message and
      // see the error.
      $this
        ->assertTrue(TRUE, $message);
      $this
        ->assertEqual($response
        ->getStatusCode(), Response::HTTP_OK);
      $this
        ->assertStringContainsString($content_type, $response->headers
        ->get('Content-type'));
    }
  }

  /**
   * Full negotiation by header only.
   */
  public function testFullNegotiation() {
    $this
      ->enableModules([
      'accept_header_routing_test',
    ]);
    \Drupal::service('router.builder')
      ->rebuild();
    $tests = [
      // ['path', 'accept', 'content-type'],
      // 406?
      [
        'conneg/negotiate',
        '',
        'text/html',
      ],
      // 406?
      [
        'conneg/negotiate',
        '',
        'text/html',
      ],
      // ['conneg/negotiate', '*/*', '??'],
      [
        'conneg/negotiate',
        'application/json',
        'application/json',
      ],
      [
        'conneg/negotiate',
        'application/xml',
        'application/xml',
      ],
      [
        'conneg/negotiate',
        'application/json',
        'application/json',
      ],
      [
        'conneg/negotiate',
        'application/xml',
        'application/xml',
      ],
    ];
    foreach ($tests as $test) {
      $path = $test[0];
      $accept_header = $test[1];
      $content_type = $test[2];
      $request = Request::create('/' . $path);
      $request->headers
        ->set('Accept', $accept_header);

      /** @var \Symfony\Component\HttpKernel\HttpKernelInterface $kernel */
      $kernel = \Drupal::getContainer()
        ->get('http_kernel');
      $response = $kernel
        ->handle($request);
      $this
        ->assertEqual($response
        ->getStatusCode(), Response::HTTP_OK, "Testing path:{$path} Accept:{$accept_header} Content-type:{$content_type}");
    }
  }

}

Classes

Name	Description
ContentNegotiationRoutingTest	Tests content negotiation routing variations.