function AnnouncementsCacheTest::testDynamicPageCache

Tests dynamic page cache.

File

core/modules/announcements_feed/tests/src/Functional/AnnouncementsCacheTest.php, line 35

Class

AnnouncementsCacheTest

Defines a class for testing pages are still cacheable with dynamic page cache.

Namespace

Code

public function testDynamicPageCache() : void {
  $node_type = $this->drupalCreateContentType();
  $node = $this->drupalCreateNode([
    'type' => $node_type->id(),
  ]);
  $this->drupalLogin($this->drupalCreateUser([
    'access toolbar',
    'access announcements',
  ]));
  $this->drupalGet($node->toUrl());
  $this->assertSession()
    ->responseHeaderEquals(DynamicPageCacheSubscriber::HEADER, 'MISS');
  // Reload the page, it should be cached now.
  $this->drupalGet($node->toUrl());
  $this->assertSession()
    ->elementExists('css', '[data-drupal-announce-trigger]');
  $this->assertSession()
    ->responseHeaderEquals(DynamicPageCacheSubscriber::HEADER, 'HIT');
}