function RendererPlaceholdersTest::testCreatePlaceholderPropertyWithoutLazyBuilder

@covers ::render @covers ::doRender

File

core/tests/Drupal/Tests/Core/Render/RendererPlaceholdersTest.php, line 929

Class

RendererPlaceholdersTest

@coversDefaultClass \Drupal\Core\Render\Renderer @covers \Drupal\Core\Render\RenderCache @covers \Drupal\Core\Render\PlaceholderingRenderCache @group Render

Namespace

Code

public function testCreatePlaceholderPropertyWithoutLazyBuilder() : void {
    $element = [];
    $element['#create_placeholder'] = TRUE;
    $this->expectException(\LogicException::class);
    $this->expectExceptionMessage('When #create_placeholder is set, a #lazy_builder callback must be present as well.');
    $this->renderer
        ->renderRoot($element);
}