AssetCollectorTest.php in Entity Print 8.2

Namespace

Drupal\Tests\entity_print\Unit

File

tests/src/Unit/AssetCollectorTest.php

<?php

namespace Drupal\Tests\entity_print\Unit;

use Drupal\Core\Extension\Extension;
use Drupal\Core\Extension\InfoParserInterface;
use Drupal\Core\Extension\ThemeHandlerInterface;
use Drupal\entity_print\Asset\AssetCollector;
use Drupal\Tests\UnitTestCase;
use Prophecy\Argument;
use Symfony\Component\EventDispatcher\EventDispatcherInterface;

/**
 * Test the asset collector service.
 *
 * @group entity_print
 */
class AssetCollectorTest extends UnitTestCase {

  /**
   * CSS Alter event should always fire, even when no entries in the theme file.
   */
  public function testEventAlwaysFires() {
    $event_dispatcher = $this
      ->prophesize(EventDispatcherInterface::class);
    $event_dispatcher
      ->dispatch(Argument::cetera())
      ->shouldBeCalled();
    $asset_collector = new AssetCollector($this
      ->getThemeHandlerMock()
      ->reveal(), $this
      ->getInfoParserMock()
      ->reveal(), $event_dispatcher
      ->reveal());
    $this
      ->assertEquals([], $asset_collector
      ->getCssLibraries([]));
  }

  /**
   * Test that we can alter the CSS using the event.
   */
  public function testAlterCss() {
    $event_dispatcher = $this
      ->prophesize(EventDispatcherInterface::class);
    $event_dispatcher
      ->dispatch(Argument::cetera())
      ->will(function ($args) {

      // Argument 1 is the PrintCssAlterEvent.
      $args[1]
        ->getBuild()[] = 'my_theme/my_css';
    });
    $asset_collector = new AssetCollector($this
      ->getThemeHandlerMock()
      ->reveal(), $this
      ->getInfoParserMock()
      ->reveal(), $event_dispatcher
      ->reveal());
    $this
      ->assertEquals([
      'my_theme/my_css',
    ], $asset_collector
      ->getCssLibraries([]));
  }

  /**
   * Gets the theme handler mock.
   */
  protected function getThemeHandlerMock() {
    $theme = $this
      ->prophesize(Extension::class);
    $theme
      ->getPathname()
      ->willReturn('info_file_path');
    $theme_handler = $this
      ->prophesize(ThemeHandlerInterface::class);
    $theme_handler
      ->getDefault()
      ->willReturn('default_theme');
    $theme_handler
      ->getTheme('default_theme')
      ->willReturn($theme);
    return $theme_handler;
  }

  /**
   * Gets an Info parser mock.
   */
  protected function getInfoParserMock() {
    $info_parser = $this
      ->prophesize(InfoParserInterface::class);
    $info_parser
      ->parse('info_file_path')
      ->willReturn([]);
    return $info_parser;
  }

}

Classes

Name	Description
AssetCollectorTest	Test the asset collector service.