function RendererPlaceholdersTest::testInvalidLazyBuilder

@covers ::render @covers ::doRender

File

core/tests/Drupal/Tests/Core/Render/RendererPlaceholdersTest.php, line 825

Class

RendererPlaceholdersTest

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

Namespace

Code

public function testInvalidLazyBuilder() : void {
    $element = [];
    $element['#lazy_builder'] = '\\Drupal\\Tests\\Core\\Render\\PlaceholdersTest::callback';
    $this->expectException(\AssertionError::class);
    $this->expectExceptionMessage('The #lazy_builder property must have an array as a value.');
    $this->renderer
        ->renderRoot($element);
}