RemoveHtmlCommentsTest.php in Twig - Remove HTML comments 8

Namespace

Drupal\Tests\twig_remove_html_comments\Unit

File

tests/Unit/RemoveHtmlCommentsTest.php

<?php

namespace Drupal\Tests\twig_remove_html_comments\Unit;

use Drupal\Tests\UnitTestCase;
use Drupal\twig_remove_html_comments\TwigExtension\RemoveHtmlComments;
use Twig\TwigFilter;

/**
 * Tests the RemoveHtmlComments class.
 *
 * @package Drupal\Tests\twig_remove_html_comments\Unit
 * @coversDefaultClass \Drupal\twig_remove_html_comments\TwigExtension\RemoveHtmlComments
 * @group twig_remove_html_comments
 */
class RemoveHtmlCommentsTest extends UnitTestCase {

  /**
   * The object to test.
   *
   * @var \Drupal\twig_remove_html_comments\TwigExtension\RemoveHtmlComments
   */
  protected $removeHtmlComments;

  /**
   * Sets up to object to test.
   */
  protected function setUp() : void {
    parent::setUp();
    $this->removeHtmlComments = new RemoveHtmlComments();
  }

  /**
   * @covers ::getName
   */
  public function testGetName() : void {
    $this
      ->assertTrue(!empty($this->removeHtmlComments
      ->getName()));
  }

  /**
   * @covers ::getFilters
   */
  public function testGetFilters() : void {
    $filters = $this->removeHtmlComments
      ->getFilters();
    $this
      ->assertTrue(is_array($filters));
    foreach ($filters as $filter) {
      $this
        ->assertTrue($filter instanceof TwigFilter);
    }
  }

  /**
   * @covers ::removeHtmlCommentsFromString
   */
  public function testRemoveHtmlCommentsFromString() : void {
    $stringWithSingleComment = '<!-- This is a HTML comment --><p>HTML p tag</p><h1>HTML 1 tag</h1>';
    $this
      ->assertEquals('<p>HTML p tag</p><h1>HTML 1 tag</h1>', $this->removeHtmlComments
      ->removeHtmlCommentsFromString($stringWithSingleComment));
    $stringWithMultipleComments = '<!-- This is a HTML comment --><p>HTML p tag</p><h1>HTML 1 tag</h1><!-- This is another HTML comment -->';
    $this
      ->assertEquals('<p>HTML p tag</p><h1>HTML 1 tag</h1>', $this->removeHtmlComments
      ->removeHtmlCommentsFromString($stringWithMultipleComments));
    $stringWithoutComments = '<span>This is a normal string without any HTML comments</span>';
    $this
      ->assertEquals('<span>This is a normal string without any HTML comments</span>', $this->removeHtmlComments
      ->removeHtmlCommentsFromString($stringWithoutComments));
    $stringWithoutHTML = 'This is a string without any HTML';
    $this
      ->assertEquals('This is a string without any HTML', $this->removeHtmlComments
      ->removeHtmlCommentsFromString($stringWithoutHTML));
    $this
      ->assertEquals('', $this->removeHtmlComments
      ->removeHtmlCommentsFromString(NULL));
  }

  /**
   * @covers ::removeHtmlCommentsAsRenderArray
   */
  public function testRemoveHtmlCommentsAsRenderArray() : void {
    $stringWithSingleComment = '<!-- This is a HTML comment --><p>HTML p tag</p><h1>HTML 1 tag</h1>';
    $this
      ->assertEquals([
      '#markup' => '<p>HTML p tag</p><h1>HTML 1 tag</h1>',
    ], $this->removeHtmlComments
      ->removeHtmlCommentsAsRenderArray($stringWithSingleComment));
    $stringWithMultipleComments = '<!-- This is a HTML comment --><p>HTML p tag</p><h1>HTML 1 tag</h1><!-- This is another HTML comment -->';
    $this
      ->assertEquals([
      '#markup' => '<p>HTML p tag</p><h1>HTML 1 tag</h1>',
    ], $this->removeHtmlComments
      ->removeHtmlCommentsAsRenderArray($stringWithMultipleComments));
    $stringWithoutComments = '<span>This is a normal string without any HTML comments</span>';
    $this
      ->assertEquals([
      '#markup' => '<span>This is a normal string without any HTML comments</span>',
    ], $this->removeHtmlComments
      ->removeHtmlCommentsAsRenderArray($stringWithoutComments));
    $simpleStringWithoutHTML = 'This is a string without any HTML';
    $this
      ->assertEquals([
      '#markup' => 'This is a string without any HTML',
    ], $this->removeHtmlComments
      ->removeHtmlCommentsAsRenderArray($simpleStringWithoutHTML));
    $this
      ->assertEquals([
      '#markup' => '',
    ], $this->removeHtmlComments
      ->removeHtmlCommentsAsRenderArray(NULL));
  }

}

Classes

Name	Description
RemoveHtmlCommentsTest	Tests the RemoveHtmlComments class.