function StandardPerformanceTest::testAdmin

Tests performance of a logged-in admin user with the navigation toolbar.

File

core/profiles/standard/tests/src/FunctionalJavascript/StandardPerformanceTest.php, line 163

Class

StandardPerformanceTest

Tests the performance of basic functionality in the standard profile.

Namespace

Code

protected function testAdmin() : void {
  $admin_user = $this->drupalCreateUser();
  $admin_user->addRole('administrator');
  $admin_user->save();
  // Ensure no user is logged in and clear the render cache bin before
  // starting the warm-up, since prior sub-tests may leave an active session
  // and stale render cache entries.
  $this->drupalLogout();
  \Drupal::cache('render')->deleteAll();
  $this->drupalLogin($admin_user);
  // Request the node/1 page twice to ensure all cache collectors are fully
  // warmed. The exact contents of cache collectors depends on the order in
  // which requests complete so this ensures that the second request completes
  // after asset aggregates are served.
  $this->drupalGet('node/1');
  sleep(1);
  $this->drupalGet('node/1');
  // Flush the dynamic page cache to simulate visiting a page that is not
  // already fully cached.
  \Drupal::cache('dynamic_page_cache')->deleteAll();
  $performance_data = $this->collectPerformanceData(function () {
    $this->drupalGet('node/1');
  }, 'testAdmin');
  $this->assertQueriesByName('testAdmin', $performance_data->getQueries());
  $this->assertMetricsByName('testAdmin', $performance_data);
  // The navigation toolbar must be cached under low-cardinality contexts,
  // not per-user, to ensure it scales for authenticated admins.
  $this->assertIsObject(\Drupal::cache('render')->get('navigation:navigation:[languages:language_interface]=en:[theme]=stark:[user.permissions]=is-admin'));
}