BlockRenderOrderTest.php in Zircon Profile 8.0

Contains \Drupal\block\Tests\BlockRenderOrderTest.

Namespace

Drupal\block\Tests

File

core/modules/block/src/Tests/BlockRenderOrderTest.php

<?php

/**
 * @file
 * Contains \Drupal\block\Tests\BlockRenderOrderTest.
 */
namespace Drupal\block\Tests;

use Drupal\Component\Utility\Html;
use Drupal\simpletest\WebTestBase;

/**
 * Tests blocks are being rendered in order by weight.
 *
 * @group block
 */
class BlockRenderOrderTest extends WebTestBase {

  /**
   * Modules to install.
   *
   * @var array
   */
  public static $modules = array(
    'node',
    'block',
  );
  protected function setUp() {
    parent::setUp();

    // Create a test user.
    $end_user = $this
      ->drupalCreateUser(array(
      'access content',
    ));
    $this
      ->drupalLogin($end_user);
  }

  /**
   * Tests the render order of the blocks.
   */
  function testBlockRenderOrder() {

    // Enable test blocks and place them in the same region.
    $region = 'header';
    $test_blocks = array(
      'stark_powered' => array(
        'weight' => '-3',
        'id' => 'stark_powered',
        'label' => 'Test block A',
      ),
      'stark_by' => array(
        'weight' => '3',
        'id' => 'stark_by',
        'label' => 'Test block C',
      ),
      'stark_drupal' => array(
        'weight' => '3',
        'id' => 'stark_drupal',
        'label' => 'Test block B',
      ),
    );

    // Place the test blocks.
    foreach ($test_blocks as $test_block) {
      $this
        ->drupalPlaceBlock('system_powered_by_block', array(
        'label' => $test_block['label'],
        'region' => $region,
        'weight' => $test_block['weight'],
        'id' => $test_block['id'],
      ));
    }
    $this
      ->drupalGet('');
    $test_content = $this
      ->getRawContent('');
    $controller = $this->container
      ->get('entity.manager')
      ->getStorage('block');
    foreach ($controller
      ->loadMultiple() as $return_block) {
      $id = $return_block
        ->id();
      if ($return_block_weight = $return_block
        ->getWeight()) {
        $this
          ->assertTrue($test_blocks[$id]['weight'] == $return_block_weight, 'Block weight is set as "' . $return_block_weight . '" for ' . $id . ' block.');
        $position[$id] = strpos($test_content, Html::getClass('block-' . $test_blocks[$id]['id']));
      }
    }
    $this
      ->assertTrue($position['stark_powered'] < $position['stark_by'], 'Blocks with different weight are rendered in the correct order.');
    $this
      ->assertTrue($position['stark_drupal'] < $position['stark_by'], 'Blocks with identical weight are rendered in alphabetical order.');
  }

}

Classes

Name	Description
BlockRenderOrderTest	Tests blocks are being rendered in order by weight.