class FieldRenderedEntityTest

class FieldRenderedEntityTest extends ViewsKernelTestBase {
    
    /**
     * {@inheritdoc}
     */
    protected static $modules = [
        'entity_test',
        'field',
    ];
    
    /**
     * Views used by this test.
     *
     * @var array
     */
    public static $testViews = [
        'test_field_entity_test_rendered',
    ];
    
    /**
     * The logged in user.
     *
     * @var \Drupal\user\UserInterface
     */
    protected $user;
    
    /**
     * {@inheritdoc}
     */
    protected function setUpFixtures() : void {
        $this->installEntitySchema('user');
        $this->installEntitySchema('entity_test');
        $this->installConfig([
            'entity_test',
        ]);
        // Create user 1 so that the user created later in the test has a different
        // user ID.
        // @todo Remove in https://www.drupal.org/node/540008.
        User::create([
            'uid' => 1,
            'name' => 'user1',
        ])->save();
        EntityViewMode::create([
            'id' => 'entity_test.foobar',
            'targetEntityType' => 'entity_test',
            'status' => TRUE,
            'enabled' => TRUE,
            'label' => 'My view mode',
        ])->save();
        $display = EntityViewDisplay::create([
            'targetEntityType' => 'entity_test',
            'bundle' => 'entity_test',
            'mode' => 'foobar',
            'label' => 'My view mode',
            'status' => TRUE,
        ]);
        $display->save();
        $field_storage = FieldStorageConfig::create([
            'field_name' => 'test_field',
            'entity_type' => 'entity_test',
            'type' => 'string',
        ]);
        $field_storage->save();
        $field_config = FieldConfig::create([
            'field_name' => 'test_field',
            'entity_type' => 'entity_test',
            'bundle' => 'entity_test',
        ]);
        $field_config->save();
        // Create some test entities.
        for ($i = 1; $i <= 3; $i++) {
            EntityTest::create([
                'name' => "Article title {$i}",
                'test_field' => "Test {$i}",
            ])->save();
        }
        Role::create([
            'id' => 'test_role',
            'label' => 'Can view test entities',
            'permissions' => [
                'view test entity',
            ],
        ])->save();
        $this->user = User::create([
            'name' => 'test user',
            'roles' => [
                'test_role',
            ],
        ]);
        $this->user
            ->save();
        parent::setUpFixtures();
    }
    
    /**
     * Tests the default rendered entity output.
     */
    public function testRenderedEntityWithoutAndWithField() : void {
        // First test without test_field displayed.
        \Drupal::currentUser()->setAccount($this->user);
        $display = EntityViewDisplay::load('entity_test.entity_test.foobar');
        $display->removeComponent('test_field')
            ->save();
        $view = Views::getView('test_field_entity_test_rendered');
        $build = [
            '#type' => 'view',
            '#name' => 'test_field_entity_test_rendered',
            '#view' => $view,
            '#display_id' => 'default',
        ];
        $renderer = \Drupal::service('renderer');
        $renderer->renderInIsolation($build);
        for ($i = 1; $i <= 3; $i++) {
            $view_field = (string) $view->style_plugin
                ->getField($i - 1, 'rendered_entity');
            $search_result = str_contains($view_field, "Test {$i}");
            $this->assertFalse($search_result, "The text 'Test {$i}' not found in the view.");
        }
        $this->assertConfigDependencies($view->storage);
        $this->assertCacheabilityMetadata($build);
        // Now show the test_field on the entity_test.entity_test.foobar view
        // display to confirm render is updated correctly.
        $display->setComponent('test_field', [
            'type' => 'string',
            'label' => 'above',
        ])
            ->save();
        // Need to reload the view because the rendered fields are statically cached
        // in the object.
        $view = Views::getView('test_field_entity_test_rendered');
        $build = [
            '#type' => 'view',
            '#name' => 'test_field_entity_test_rendered',
            '#view' => $view,
            '#display_id' => 'default',
        ];
        $renderer->renderInIsolation($build);
        for ($i = 1; $i <= 3; $i++) {
            $view_field = (string) $view->style_plugin
                ->getField($i - 1, 'rendered_entity');
            $search_result = str_contains($view_field, "Test {$i}");
            $this->assertTrue($search_result, "The text 'Test {$i}' found in the view.");
        }
        $this->assertConfigDependencies($view->storage);
        $this->assertCacheabilityMetadata($build);
    }
    
    /**
     * Ensures that the expected cacheability metadata is applied.
     *
     * @param array $build
     *   The render array
     *
     * @internal
     */
    protected function assertCacheabilityMetadata(array $build) : void {
        $this->assertEqualsCanonicalizing([
            'config:views.view.test_field_entity_test_rendered',
            'entity_test:1',
            'entity_test:2',
            'entity_test:3',
            'entity_test_list',
            'entity_test_view',
        ], $build['#cache']['tags']);
        $this->assertEqualsCanonicalizing([
            'entity_test_view_grants',
            'languages:language_interface',
            'theme',
            'url.query_args',
            'user.permissions',
        ], $build['#cache']['contexts']);
    }
    
    /**
     * Ensures that the config dependencies are calculated the right way.
     *
     * @param \Drupal\views\Entity\View $storage
     *   The view storage.
     *
     * @internal
     */
    protected function assertConfigDependencies(View $storage) : void {
        $storage->calculateDependencies();
        $this->assertEquals([
            'config' => [
                'core.entity_view_mode.entity_test.foobar',
            ],
            'module' => [
                'entity_test',
            ],
        ], $storage->getDependencies());
    }

}