function FilterKernelTest::testLineBreakFilterTwigDebug

Tests that the line break filter does not apply to twig debug.

File

core/modules/filter/tests/src/Kernel/FilterKernelTest.php, line 503

Class

FilterKernelTest

Tests Filter module filters individually.

Namespace

Code

public function testLineBreakFilterTwigDebug() : void {
  // Enable twig theme debug to ensure that any
  // changes to theme debugging format force checking
  // that the auto paragraph filter continues to be applied
  // correctly.
  $twig = \Drupal::service('twig');
  $twig->enableDebug();
  // Manually render a template in its simplest form.
  $variables = [
    'theme_hook_original' => 'container',
    'directory' => '',
    'children' => 'Test two',
  ];
  include_once $this->root . '/core/themes/engines/twig/twig.engine';
  $render = (string) twig_render_template('container.html.twig', $variables);
  $render = trim($render);
  // Render text before applying the auto paragraph filter.
  $this->assertSame("<!-- THEME DEBUG -->\n<!-- THEME HOOK: 'container' -->\n<!-- 💡 BEGIN CUSTOM TEMPLATE OUTPUT from 'container.html.twig' -->\n<div>Test two</div>\n\n<!-- END CUSTOM TEMPLATE OUTPUT from 'container.html.twig' -->", $render);
  $result = _filter_autop($render);
  // After auto-p is applied, the theme debug should no longer have
  // line breaks but the true line breaks should still.
  $this->assertSame("<!-- THEME DEBUG --><!-- THEME HOOK: 'container' --><!-- 💡 BEGIN CUSTOM TEMPLATE OUTPUT from 'container.html.twig' --><div>Test two</div>\n\n<!-- END CUSTOM TEMPLATE OUTPUT from 'container.html.twig' -->", $result);
}