Issue #3554646 by catch, smustgrave, alexpott, berdir: Stabilize...

   */

  protected $profile = 'demo_umami';

  /**

   * Logs authenticated tracing data.

   */

  public function testAuthenticatedPerformance(): void {

    // Replace toolbar with navigation and uninstall history to avoid AJAX

    // requests while recording performance data.

    \Drupal::service('module_installer')->uninstall(['toolbar', 'history']);

    \Drupal::service('module_installer')->install(['navigation']);

    $this->doTestFrontPageAuthenticatedWarmCache();

    $this->doTestNodePageAdministrator();

  }

  /**

   * Logs front page tracing data with an authenticated user and warm cache.

   */

  public function testFrontPageAuthenticatedWarmCache(): void {

  protected function doTestFrontPageAuthenticatedWarmCache(): void {

    $user = $this->drupalCreateUser();

    $this->drupalLogin($user);

    $this->drupalGet('<front>');

  /**

   * Logs node page performance with an administrator.

   */

  public function testNodePageAdministrator(): void {

  protected function doTestNodePageAdministrator(): void {

    // Create a user with most important admin permissions, but not access to

    // contextual links. This is because contextual module makes an AJAX request

    // dependent on the content of browser local storage, which can make

      'administer site configuration',

      'administer modules',

      'administer themes',

      'access site reports',

      'administer users',

      'access toolbar',

      'access navigation',

      'administer shortcuts',

      'administer media',

      'access files overview',

      'administer blocks',

      'administer block content',

      'administer taxonomy',

      'access site reports',

      'administer menu',

      'access announcements',

    ]);

    $this->drupalLogin($user);

    // This is a very heavy request so allow extra time for asset, image

    // derivative requests and post response tasks to finish.

    sleep(5);

    // Ensure the asset cache warming request happens with empty caches,

    // otherwise the unique combination of assets for the performance request

    // may not have been created yet.

    $this->clearCaches();

    $this->drupalGet('node/1');

    sleep(2);

    sleep(1);

    $this->drupalGet('node/1');

    sleep(1);

    $this->clearCaches();

    $performance_data = $this->collectPerformanceData(function () {

      $this->drupalGet('node/1');

    }, 'administratorNodePage');

    $expected = [

      'QueryCount' => 446,

      'CacheGetCount' => 547,

      'QueryCount' => 435,

      'CacheGetCount' => 484,

      'CacheGetCountByBin' => [

        'config' => 201,

        'bootstrap' => 28,

        'discovery' => 112,

        'data' => 70,

        'dynamic_page_cache' => 2,

        'default' => 43,

        'entity' => 24,

        'config' => 174,

        'bootstrap' => 16,

        'discovery' => 107,

        'data' => 67,

        'entity' => 25,

        'dynamic_page_cache' => 1,

        'default' => 31,

        'render' => 39,

        'menu' => 28,

        'menu' => 24,

      ],

      'CacheSetCount' => 455,

      'CacheSetCount' => 467,

      'CacheDeleteCount' => 0,

      'CacheTagInvalidationCount' => 0,

      'CacheTagLookupQueryCount' => 48,

      'CacheTagLookupQueryCount' => 51,

      'ScriptCount' => 3,

      'ScriptBytes' => 249750,

      'StylesheetCount' => 6,

      'StylesheetBytes' => 101000,

      'ScriptBytes' => 198000,

      'StylesheetCount' => 8,

      'StylesheetBytes' => 77250,

    ];

    $this->assertMetrics($expected, $performance_data);

  }