aleph1.co.uk Git - yaffs-website/blob - web/core/tests/Drupal/Tests/Core/Render/PlaceholderGeneratorTest.php

   1 <?php
   2
   3 namespace Drupal\Tests\Core\Render;
   4
   5 use Drupal\Component\Utility\Html;
   6
   7 /**
   8  * @coversDefaultClass \Drupal\Core\Render\PlaceholderGenerator
   9  * @group Render
  10  */
  11 class PlaceholderGeneratorTest extends RendererTestBase {
  12
  13   /**
  14    * The tested placeholder generator.
  15    *
  16    * @var \Drupal\Core\Render\PlaceholderGenerator
  17    */
  18   protected $placeholderGenerator;
  19
  20   /**
  21    * @covers ::createPlaceholder
  22    * @dataProvider providerCreatePlaceholderGeneratesValidHtmlMarkup
  23    *
  24    * Ensure that the generated placeholder markup is valid. If it is not, then
  25    * simply using DOMDocument on HTML that contains placeholders may modify the
  26    * placeholders' markup, which would make it impossible to replace the
  27    * placeholders: the placeholder markup in #attached versus that in the HTML
  28    * processed by DOMDocument would no longer match.
  29    */
  30   public function testCreatePlaceholderGeneratesValidHtmlMarkup(array $element) {
  31     $build = $this->placeholderGenerator->createPlaceholder($element);
  32
  33     $original_placeholder_markup = (string) $build['#markup'];
  34     $processed_placeholder_markup = Html::serialize(Html::load($build['#markup']));
  35
  36     $this->assertEquals($original_placeholder_markup, $processed_placeholder_markup);
  37   }
  38
  39   /**
  40    * @return array
  41    */
  42   public function providerCreatePlaceholderGeneratesValidHtmlMarkup() {
  43     return [
  44       'multiple-arguments' => [['#lazy_builder' => ['Drupal\Tests\Core\Render\PlaceholdersTest::callback', ['foo', 'bar']]]],
  45       'special-character-&' => [['#lazy_builder' => ['Drupal\Tests\Core\Render\PlaceholdersTest::callback', ['foo&bar']]]],
  46       'special-character-"' => [['#lazy_builder' => ['Drupal\Tests\Core\Render\PlaceholdersTest::callback', ['foo"bar']]]],
  47       'special-character-<' => [['#lazy_builder' => ['Drupal\Tests\Core\Render\PlaceholdersTest::callback', ['foo<bar']]]],
  48       'special-character->' => [['#lazy_builder' => ['Drupal\Tests\Core\Render\PlaceholdersTest::callback', ['foo>bar']]]],
  49     ];
  50
  51   }
  52
  53 }