AccessGroupAnd example

  /** * @covers \Drupal\block_content\Access\AccessGroupAnd */
  public function testGroups() {
    $allowedAccessible = $this->createAccessibleDouble(AccessResult::allowed());
    $forbiddenAccessible = $this->createAccessibleDouble(AccessResult::forbidden());
    $neutralAccessible = $this->createAccessibleDouble(AccessResult::neutral());

    // Ensure that groups with no dependencies return a neutral access result.     $this->assertTrue((new AccessGroupAnd())->access('view', $this->account, TRUE)->isNeutral());

    $andNeutral = new AccessGroupAnd();
    $andNeutral->addDependency($allowedAccessible)->addDependency($neutralAccessible);
    $this->assertTrue($andNeutral->access('view', $this->account, TRUE)->isNeutral());

    $andForbidden = $andNeutral;
    $andForbidden->addDependency($forbiddenAccessible);
    $this->assertTrue($andForbidden->access('view', $this->account, TRUE)->isForbidden());

    // Ensure that groups added to other groups works.     $andGroupsForbidden = new AccessGroupAnd();
    

  /** * {@inheritdoc} */
  public function addAccessDependency(AccessibleInterface $access_dependency) {
    if (empty($this->accessDependency)) {
      $this->accessDependency = $access_dependency;
      return $this;
    }
    if (!$this->accessDependency instanceof AccessGroupAnd) {
      $accessGroup = new AccessGroupAnd();
      $this->accessDependency = $accessGroup->addDependency($this->accessDependency);
    }
    $this->accessDependency->addDependency($access_dependency);
    return $this;
  }

}

$accessResultNeutral = $dependencies[1]->access('view', $this->account, TRUE);
    $this->assertTrue($accessResultNeutral->isNeutral());
    $this->assertEquals('I have no opinion', $accessResultNeutral->getReason());
  }

  /** * Tests merging a new dependency with an existing access group dependency. * * @dataProvider providerTestSetFirst */
  public function testMergeGroup($use_set_first) {
    $andGroup = new AccessGroupAnd();
    $andGroup->addDependency($this->forbidden);
    $testRefinable = new RefinableDependentAccessTraitTestClass();
    if ($use_set_first) {
      $testRefinable->setAccessDependency($andGroup);
    }
    else {
      $testRefinable->addAccessDependency($andGroup);
    }

    $testRefinable->addAccessDependency($this->neutral);
    /** @var \Drupal\block_content\Access\AccessGroupAnd $dependency */