function BreadcrumbFrontCacheContextsTest::testBreadcrumbsFrontPageCache
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 <front> page first.
File
- 
              core/modules/ system/ tests/ src/ Functional/ Menu/ BreadcrumbFrontCacheContextsTest.php, line 80 
Class
- BreadcrumbFrontCacheContextsTest
- Tests breadcrumbs functionality.
Namespace
Drupal\Tests\system\Functional\MenuCode
public function testBreadcrumbsFrontPageCache() {
  // Hit front page first as anonymous user with 'cold' render cache.
  $this->drupalGet('<front>');
  $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());
}Buggy or inaccurate documentation? Please file an issue. Need support? Need help programming? Connect with the Drupal community.
