function ComponentRenderTest::checkInvalidSlot
Ensure that the slots throw an error for invalid slots.
1 call to ComponentRenderTest::checkInvalidSlot()
- ComponentRenderTest::testRender in core/tests/ Drupal/ KernelTests/ Components/ ComponentRenderTest.php 
- Test that components render correctly.
File
- 
              core/tests/ Drupal/ KernelTests/ Components/ ComponentRenderTest.php, line 321 
Class
- ComponentRenderTest
- Tests the correct rendering of components.
Namespace
Drupal\KernelTests\ComponentsCode
public function checkInvalidSlot() : void {
  $build = [
    '#type' => 'component',
    '#component' => 'sdc_test:my-banner',
    '#props' => [
      'heading' => $this->t('I am a banner'),
      'ctaText' => $this->t('Click me'),
      'ctaHref' => 'https://www.example.org',
      'ctaTarget' => '',
    ],
    '#slots' => [
      'banner_body' => new \stdClass(),
    ],
  ];
  $this->expectException(InvalidComponentDataException::class);
  $this->expectExceptionMessage('Unable to render component "sdc_test:my-banner". A render array or a scalar is expected for the slot "banner_body" when using the render element with the "#slots" property');
  $this->renderComponentRenderArray($build);
}Buggy or inaccurate documentation? Please file an issue. Need support? Need help programming? Connect with the Drupal community.
