drupalPlaceBlock('system_breadcrumb_block'); $user = $this->drupalCreateUser(); $this->drupalCreateContentType([ 'type' => 'page', ]); // Create a node for front page. $node_front = $this->drupalCreateNode([ 'uid' => $user->id(), ]); // Create a node with a random alias. $this->nodeWithAlias = $this->drupalCreateNode([ 'uid' => $user->id(), 'type' => 'page', 'path' => '/' . $this->randomMachineName(), ]); // Configure 'node' as front page. $this->config('system.site') ->set('page.front', '/node/' . $node_front->id()) ->save(); \Drupal::cache('render')->deleteAll(); } /** * Validate that breadcrumb markup get the right cache contexts. * * Checking that the breadcrumb will be printed on node canonical routes even * if it was rendered for the page first. */ public function testBreadcrumbsFrontPageCache(): void { // Hit front page first as anonymous user with 'cold' render cache. $this->drupalGet(''); $web_assert = $this->assertSession(); // Verify that no breadcrumb block presents. $web_assert->elementNotExists('css', '.block-system-breadcrumb-block'); // Verify that breadcrumb appears correctly for the test content // (which is not set as front page). $this->drupalGet($this->nodeWithAlias->path->alias); $breadcrumbs = $this->assertSession()->elementExists('css', '.block-system-breadcrumb-block'); $crumbs = $breadcrumbs->findAll('css', 'ol li'); $this->assertCount(1, $crumbs); $this->assertSame('Home', $crumbs[0]->getText()); } }