lazyloader_theme.test in Image Lazyloader 7.2

File

tests/lazyloader_theme.test

<?php

/**
 * Tests lazyloader's theme function.
 */
class LazyloaderThemeTestCase extends LazyloaderTestBase {
  public static function getInfo() {
    return array(
      'name' => 'Lazyloader theme',
      'description' => 'Ensure lazyloader correctly renders images.',
      'group' => 'Lazyloader',
    );
  }

  /**
   * Tests theme_lazyloader_image() and lazyloader's override of theme_image().
   */
  function testThemeLazyloaderImage() {
    $node = node_view($this->node);
    $image = $node['field_images'][0]['#item'];
    $path = preg_quote(file_create_url($image['uri']), '/');
    foreach (array(
      TRUE,
      FALSE,
    ) as $module_enabled) {
      variable_set('lazyloader_enabled', $module_enabled);
      foreach (array(
        'image',
        'lazyloader_image',
      ) as $theme_key) {
        $render_array = array(
          '#path' => $image['uri'],
          '#theme' => $theme_key,
        );
        $result = render($render_array);
        $match = preg_match('/<img.*data-echo="' . $path . '".*<noscript><img.*src="' . $path . '".*<\\/noscript>/', $result);
        if ($module_enabled || !$module_enabled && $theme_key === 'lazyloader_image') {
          $module_state = $module_enabled ? 'enabled' : 'disabled';
          $this
            ->assertTrue($match, "#theme {$theme_key} renders a lazyloaded image when lazyloader is {$module_state}.");
        }
        else {
          $this
            ->assertFalse($match, "#theme {$theme_key} renders a non-lazyloaded image.");
        }
      }
    }
  }

}

Classes

Name	Description
LazyloaderThemeTestCase	Tests lazyloader's theme function.