$this->drupalGet(Url::fromRoute('menu_test.local_task_test_tasks_settings_sub1'));
$this->assertLocalTasks($sub_tasks, 1);
$result = $this->xpath('//ul[contains(@class, "tabs")]//a[contains(@class, "active")]');
$this->assertEqual(2, count($result), 'There are tabs active on both levels.');
$this->drupalGet(Url::fromRoute('menu_test.local_task_test_tasks_settings_sub1'));
$this->assertLocalTasks($sub_tasks, 1);
$result = $this->xpath('//ul[contains(@class, "tabs")]//a[contains(@class, "active")]');
$this->assertEqual(2, count($result), 'There are tabs active on both levels.');