class ComputedBundleFieldTest

class ComputedBundleFieldTest extends ViewsKernelTestBase {
    
    /**
     * Views to be enabled.
     *
     * @var array
     */
    public static $testViews = [
        'computed_bundle_field_view',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected static $modules = [
        'entity_test',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected function setUp($import_test_views = TRUE) : void {
        // Don't install the test view until the bundles are defined.
        parent::setUp(FALSE);
        $this->installEntitySchema('entity_test_comp_bund_fld');
        // Create a default bundle that has a computed field.
        entity_test_create_bundle('entity_test_comp_bund_fld_bund', NULL, 'entity_test_comp_bund_fld');
        // Create a second bundle that also has a computed field.
        entity_test_create_bundle('entity_test_comp_bund_fld_bund_2', NULL, 'entity_test_comp_bund_fld');
        // Create a bundle that does not have the computed field.
        entity_test_create_bundle('entity_test_bundle_no_comp_field', NULL, 'entity_test_comp_bund_fld');
        ViewTestData::createTestViews(static::class, [
            'views_test_config',
        ]);
        // Create an entity using the default bundle with a computed field.
        $entity_with_comp_field = EntityTestComputedBundleField::create([
            'type' => 'entity_test_comp_bund_fld_bund',
            'name' => 'Entity with bundle field',
        ]);
        $entity_with_comp_field->save();
        // Create an entity using the second bundle with a computed field.
        $entity_with_comp_field_2 = EntityTestComputedBundleField::create([
            'type' => 'entity_test_comp_bund_fld_bund_2',
            'name' => 'Entity 2 with bundle field',
        ]);
        $entity_with_comp_field_2->save();
        // Create an entity using the third bundle without a computed field.
        $entity_no_computed_field = EntityTestComputedBundleField::create([
            'type' => 'entity_test_bundle_no_comp_field',
            'name' => 'Entity without bundle field',
        ]);
        $entity_no_computed_field->save();
    }
    
    /**
     * Tests the computed field handler.
     */
    public function testComputedFieldHandler() : void {
        \Drupal::state()->set('entity_test_computed_field_item_list_value', [
            'computed string',
        ]);
        \Drupal::state()->set('entity_test_comp_bund_fld_item_list_value', [
            'some other string that is also computed',
        ]);
        $view = Views::getView('computed_bundle_field_view');
        $this->executeView($view);
        $this->assertCount(3, $view->result, 'The number of returned rows match.');
        // Entities 1 and 2 should have the computed bundle field. But entity 3
        // should not.
        $this->assertStringContainsString('some other string that is also computed', (string) $view->field['computed_bundle_field']
            ->render($view->result[0]));
        $this->assertStringContainsString('some other string that is also computed', (string) $view->field['computed_bundle_field']
            ->render($view->result[1]));
        $this->assertStringNotContainsString('some other string that is also computed', (string) $view->field['computed_bundle_field']
            ->render($view->result[2]));
        $view->destroy();
    }

}