function ThemeRenderAndAutoescapeTest::testBubblingMetadata

Ensure cache metadata is bubbled when using theme_render_and_autoescape().

File

core/tests/Drupal/KernelTests/Core/Theme/ThemeRenderAndAutoescapeTest.php, line 90

Class

ThemeRenderAndAutoescapeTest

Tests the <a href="/api/drupal/core%21includes%21theme.inc/function/theme_render_and_autoescape/10" title="Escapes and renders variables for theme functions." class="local">theme_render_and_autoescape</a>() function.

Namespace

Code

public function testBubblingMetadata() {
    $link = new GeneratedLink();
    $link->setGeneratedLink('<a href="http://example.com"></a>');
    $link->addCacheTags([
        'foo',
    ]);
    $link->addAttachments([
        'library' => [
            'system/base',
        ],
    ]);
    $context = new RenderContext();
    // Use a closure here since we need to render with a render context.
    $theme_render_and_autoescape = function () use ($link) {
        return theme_render_and_autoescape($link);
    };
    
    /** @var \Drupal\Core\Render\RendererInterface $renderer */
    $renderer = \Drupal::service('renderer');
    $output = $renderer->executeInRenderContext($context, $theme_render_and_autoescape);
    $this->assertEquals('<a href="http://example.com"></a>', $output);
    
    /** @var \Drupal\Core\Render\BubbleableMetadata $metadata */
    $metadata = $context->pop();
    $this->assertEquals([
        'foo',
    ], $metadata->getCacheTags());
    $this->assertEquals([
        'library' => [
            'system/base',
        ],
    ], $metadata->getAttachments());
}