function AttachedAssetsTest::testAttributes

Tests adding JavaScript files with additional attributes.

File

core/tests/Drupal/KernelTests/Core/Asset/AttachedAssetsTest.php, line 147

Class

AttachedAssetsTest

Tests #attached assets: attached asset libraries and JavaScript settings.

Namespace

Code

public function testAttributes() : void {
    $build['#attached']['library'][] = 'common_test/js-attributes';
    $assets = AttachedAssets::createFromRenderArray($build);
    $js = $this->assetResolver
        ->getJsAssets($assets, FALSE, \Drupal::languageManager()->getCurrentLanguage())[1];
    $js_render_array = \Drupal::service('asset.js.collection_renderer')->render($js);
    $rendered_js = (string) $this->renderer
        ->renderInIsolation($js_render_array);
    $expected_1 = '<script src="http://example.com/deferred-external.js" foo="bar" defer></script>';
    $expected_2 = '<script src="' . $this->fileUrlGenerator
        ->generateString('core/modules/system/tests/modules/common_test/deferred-internal.js') . '?v=1" defer bar="foo"></script>';
    $this->assertStringContainsString($expected_1, $rendered_js, 'Rendered external JavaScript with correct defer and random attributes.');
    $this->assertStringContainsString($expected_2, $rendered_js, 'Rendered internal JavaScript with correct defer and random attributes.');
}