class AccessRoleTest

class AccessRoleTest extends AccessTestBase {
    use AssertPageCacheContextsAndTagsTrait;
    
    /**
     * Views used by this test.
     *
     * @var array
     */
    public static $testViews = [
        'test_access_role',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * Tests role access plugin.
     */
    public function testAccessRole() {
        
        /** @var \Drupal\views\ViewEntityInterface $view */
        $view = \Drupal::entityTypeManager()->getStorage('view')
            ->load('test_access_role');
        $display =& $view->getDisplay('default');
        $display['display_options']['access']['options']['role'] = [
            $this->normalRole => $this->normalRole,
        ];
        $view->save();
        $this->container
            ->get('router.builder')
            ->rebuildIfNeeded();
        $expected = [
            'config' => [
                'user.role.' . $this->normalRole,
            ],
            'module' => [
                'user',
                'views_test_data',
            ],
        ];
        $this->assertIdentical($expected, $view->calculateDependencies()
            ->getDependencies());
        $executable = Views::executableFactory()->get($view);
        $executable->setDisplay('page_1');
        $access_plugin = $executable->display_handler
            ->getPlugin('access');
        $this->assertInstanceOf(Role::class, $access_plugin);
        // Test the access() method on the access plugin.
        $this->assertSame(FALSE, $executable->display_handler
            ->access($this->webUser));
        $this->assertSame(TRUE, $executable->display_handler
            ->access($this->normalUser));
        $this->drupalLogin($this->webUser);
        $this->drupalGet('test-role');
        $this->assertSession()
            ->statusCodeEquals(403);
        $this->assertCacheContext('user.roles');
        $this->drupalLogin($this->normalUser);
        $this->drupalGet('test-role');
        $this->assertSession()
            ->statusCodeEquals(200);
        $this->assertCacheContext('user.roles');
        // Test allowing multiple roles.
        $view = Views::getView('test_access_role')->storage;
        $display =& $view->getDisplay('default');
        $display['display_options']['access']['options']['role'] = [
            $this->normalRole => $this->normalRole,
            'anonymous' => 'anonymous',
        ];
        $view->save();
        $this->container
            ->get('router.builder')
            ->rebuildIfNeeded();
        // Ensure that the list of roles is sorted correctly, if the generated role
        // ID comes before 'anonymous', see https://www.drupal.org/node/2398259.
        $roles = [
            'user.role.anonymous',
            'user.role.' . $this->normalRole,
        ];
        sort($roles);
        $expected = [
            'config' => $roles,
            'module' => [
                'user',
                'views_test_data',
            ],
        ];
        $this->assertIdentical($expected, $view->calculateDependencies()
            ->getDependencies());
        $this->drupalLogin($this->webUser);
        $this->drupalGet('test-role');
        $this->assertSession()
            ->statusCodeEquals(403);
        $this->assertCacheContext('user.roles');
        $this->drupalLogout();
        $this->drupalGet('test-role');
        $this->assertSession()
            ->statusCodeEquals(200);
        $this->assertCacheContext('user.roles');
        $this->drupalLogin($this->normalUser);
        $this->drupalGet('test-role');
        $this->assertSession()
            ->statusCodeEquals(200);
        $this->assertCacheContext('user.roles');
    }
    
    /**
     * Tests access on render caching.
     */
    public function testRenderCaching() {
        $view = Views::getView('test_access_role');
        $display =& $view->storage
            ->getDisplay('default');
        $display['display_options']['cache'] = [
            'type' => 'tag',
        ];
        $display['display_options']['access']['options']['role'] = [
            $this->normalRole => $this->normalRole,
        ];
        $view->save();
        
        /** @var \Drupal\Core\Render\RendererInterface $renderer */
        $renderer = \Drupal::service('renderer');
        
        /** @var \Drupal\Core\Session\AccountSwitcherInterface $account_switcher */
        $account_switcher = \Drupal::service('account_switcher');
        // First access as user with access.
        $build = DisplayPluginBase::buildBasicRenderable('test_access_role', 'default');
        $account_switcher->switchTo($this->normalUser);
        $result = $renderer->renderPlain($build);
        $this->assertContains('user.roles', $build['#cache']['contexts']);
        $this->assertEqual([
            'config:views.view.test_access_role',
        ], $build['#cache']['tags']);
        $this->assertEqual(Cache::PERMANENT, $build['#cache']['max-age']);
        $this->assertNotEqual($result, '');
        // Then without access.
        $build = DisplayPluginBase::buildBasicRenderable('test_access_role', 'default');
        $account_switcher->switchTo($this->webUser);
        $result = $renderer->renderPlain($build);
        // @todo Fix this in https://www.drupal.org/node/2551037,
        // DisplayPluginBase::applyDisplayCacheabilityMetadata() is not invoked when
        // using buildBasicRenderable() and a Views access plugin returns FALSE.
        // $this->assertContains('user.roles', $build['#cache']['contexts']);
        // $this->assertEqual([], $build['#cache']['tags']);
        $this->assertEqual(Cache::PERMANENT, $build['#cache']['max-age']);
        $this->assertEqual($result, '');
    }

}