class StatisticsReportsTest

class StatisticsReportsTest extends StatisticsTestBase {
  use AssertPageCacheContextsAndTagsTrait;
  
  /**
   * {@inheritdoc}
   */
  protected $defaultTheme = 'stark';
  
  /**
   * Tests the "popular content" block.
   */
  public function testPopularContentBlock() {
    // Clear the block cache to load the Statistics module's block definitions.
    $this->container
      ->get('plugin.manager.block')
      ->clearCachedDefinitions();
    // Visit a node to have something show up in the block.
    $node = $this->drupalCreateNode([
      'type' => 'page',
      'uid' => $this->blockingUser
        ->id(),
    ]);
    $this->drupalGet('node/' . $node->id());
    // Manually calling statistics.php, simulating ajax behavior.
    $nid = $node->id();
    $post = http_build_query([
      'nid' => $nid,
    ]);
    $headers = [
      'Content-Type' => 'application/x-www-form-urlencoded',
    ];
    global $base_url;
    $stats_path = $base_url . '/' . $this->getModulePath('statistics') . '/statistics.php';
    $client = \Drupal::httpClient();
    $client->post($stats_path, [
      'headers' => $headers,
      'body' => $post,
    ]);
    // Configure and save the block.
    $block = $this->drupalPlaceBlock('statistics_popular_block', [
      'label' => 'Popular content',
      'top_day_num' => 3,
      'top_all_num' => 3,
      'top_last_num' => 3,
    ]);
    // Get some page and check if the block is displayed.
    $this->drupalGet('user');
    $this->assertSession()
      ->pageTextContains('Popular content');
    $this->assertSession()
      ->pageTextContains("Today's");
    $this->assertSession()
      ->pageTextContains('All time');
    $this->assertSession()
      ->pageTextContains('Last viewed');
    $tags = Cache::mergeTags($node->getCacheTags(), $block->getCacheTags());
    $tags = Cache::mergeTags($tags, $this->blockingUser
      ->getCacheTags());
    $tags = Cache::mergeTags($tags, [
      'block_view',
      'config:block_list',
      'node_list',
      'rendered',
      'user_view',
    ]);
    $this->assertCacheTags($tags);
    $contexts = Cache::mergeContexts($node->getCacheContexts(), $block->getCacheContexts());
    $contexts = Cache::mergeContexts($contexts, [
      'url.query_args:_wrapper_format',
      'url.site',
    ]);
    $this->assertCacheContexts($contexts);
    // Check if the node link is displayed.
    $this->assertSession()
      ->responseContains(Link::fromTextAndUrl($node->label(), $node->toUrl('canonical'))
      ->toString());
  }

}