function TwigDebugMarkupTest::testTwigDebugMarkup in Zircon Profile 8

Same name and namespace in other branches

1. 8.0 core/modules/system/src/Tests/Theme/TwigDebugMarkupTest.php \Drupal\system\Tests\Theme\TwigDebugMarkupTest::testTwigDebugMarkup()

Tests debug markup added to Twig template output.

File

core/modules/system/src/Tests/Theme/TwigDebugMarkupTest.php, line 29

Contains \Drupal\system\Tests\Theme\TwigDebugMarkupTest.

Class

TwigDebugMarkupTest

Tests for Twig debug markup.

Namespace

Drupal\system\Tests\Theme

Code

function testTwigDebugMarkup() {

  /** @var \Drupal\Core\Render\RendererInterface $renderer */
  $renderer = $this->container
    ->get('renderer');
  $extension = twig_extension();
  \Drupal::service('theme_handler')
    ->install(array(
    'test_theme',
  ));
  $this
    ->config('system.theme')
    ->set('default', 'test_theme')
    ->save();
  $this
    ->drupalCreateContentType(array(
    'type' => 'page',
  ));

  // Enable debug, rebuild the service container, and clear all caches.
  $parameters = $this->container
    ->getParameter('twig.config');
  $parameters['debug'] = TRUE;
  $this
    ->setContainerParameter('twig.config', $parameters);
  $this
    ->rebuildContainer();
  $this
    ->resetAll();
  $cache = $this->container
    ->get('theme.registry')
    ->get();

  // Create array of Twig templates.
  $templates = drupal_find_theme_templates($cache, $extension, drupal_get_path('theme', 'test_theme'));
  $templates += drupal_find_theme_templates($cache, $extension, drupal_get_path('module', 'node'));

  // Create a node and test different features of the debug markup.
  $node = $this
    ->drupalCreateNode();
  $build = node_view($node);
  $output = $renderer
    ->renderRoot($build);
  $this
    ->assertTrue(strpos($output, '<!-- THEME DEBUG -->') !== FALSE, 'Twig debug markup found in theme output when debug is enabled.');
  $this
    ->setRawContent($output);
  $this
    ->assertTrue(strpos($output, "THEME HOOK: 'node'") !== FALSE, 'Theme call information found.');
  $this
    ->assertTrue(strpos($output, '* node--1--full' . $extension . PHP_EOL . '   x node--1' . $extension . PHP_EOL . '   * node--page--full' . $extension . PHP_EOL . '   * node--page' . $extension . PHP_EOL . '   * node--full' . $extension . PHP_EOL . '   * node' . $extension) !== FALSE, 'Suggested template files found in order and node ID specific template shown as current template.');
  $this
    ->assertEscaped('node--<script type="text/javascript">alert(\'yo\');</script>');
  $template_filename = $templates['node__1']['path'] . '/' . $templates['node__1']['template'] . $extension;
  $this
    ->assertTrue(strpos($output, "BEGIN OUTPUT from '{$template_filename}'") !== FALSE, 'Full path to current template file found.');

  // Create another node and make sure the template suggestions shown in the
  // debug markup are correct.
  $node2 = $this
    ->drupalCreateNode();
  $build = node_view($node2);
  $output = $renderer
    ->renderRoot($build);
  $this
    ->assertTrue(strpos($output, '* node--2--full' . $extension . PHP_EOL . '   * node--2' . $extension . PHP_EOL . '   * node--page--full' . $extension . PHP_EOL . '   * node--page' . $extension . PHP_EOL . '   * node--full' . $extension . PHP_EOL . '   x node' . $extension) !== FALSE, 'Suggested template files found in order and base template shown as current template.');

  // Create another node and make sure the template suggestions shown in the
  // debug markup are correct.
  $node3 = $this
    ->drupalCreateNode();
  $build = array(
    '#theme' => 'node__foo__bar',
  );
  $build += node_view($node3);
  $output = $renderer
    ->renderRoot($build);
  $this
    ->assertTrue(strpos($output, "THEME HOOK: 'node__foo__bar'") !== FALSE, 'Theme call information found.');
  $this
    ->assertTrue(strpos($output, '* node--foo--bar' . $extension . PHP_EOL . '   * node--foo' . $extension . PHP_EOL . '   * node--&lt;script type=&quot;text/javascript&quot;&gt;alert(&#039;yo&#039;);&lt;/script&gt;' . $extension . PHP_EOL . '   * node--3--full' . $extension . PHP_EOL . '   * node--3' . $extension . PHP_EOL . '   * node--page--full' . $extension . PHP_EOL . '   * node--page' . $extension . PHP_EOL . '   * node--full' . $extension . PHP_EOL . '   x node' . $extension) !== FALSE, 'Suggested template files found in order and base template shown as current template.');

  // Disable debug, rebuild the service container, and clear all caches.
  $parameters = $this->container
    ->getParameter('twig.config');
  $parameters['debug'] = FALSE;
  $this
    ->setContainerParameter('twig.config', $parameters);
  $this
    ->rebuildContainer();
  $this
    ->resetAll();
  $build = node_view($node);
  $output = $renderer
    ->renderRoot($build);
  $this
    ->assertFalse(strpos($output, '<!-- THEME DEBUG -->') !== FALSE, 'Twig debug markup not found in theme output when debug is disabled.');
}