function ComponentRenderTest::checkRenderElementAlters

Ensures the alter callbacks work properly.

File

core/tests/Drupal/KernelTests/Components/ComponentRenderTest.php, line 259

Class

ComponentRenderTest

Tests the correct rendering of components.

Namespace

Code

public function checkRenderElementAlters() : void {
    $build = [
        '#type' => 'component',
        '#component' => 'sdc_test:my-banner',
        '#props' => [
            'heading' => $this->t('I am a banner'),
            'ctaText' => $this->t('Click me'),
            'ctaHref' => 'https://www.example.org',
            'ctaTarget' => '',
        ],
        '#propsAlter' => [
            fn($props) => [
                $props,
                'heading' => $this->t('I am another banner'),
            ],
        ],
        '#slots' => [
            'banner_body' => [
                '#type' => 'html_tag',
                '#tag' => 'p',
                '#value' => $this->t('This is the contents of the banner body.'),
            ],
        ],
        '#slotsAlter' => [
            static fn($slots) => [
                $slots,
                'banner_body' => [
                    '#markup' => '<h2>Just something else.</h2>',
                ],
            ],
        ],
    ];
    $crawler = $this->renderComponentRenderArray($build);
    $this->assertNotEmpty($crawler->filter('#sdc-wrapper [data-component-id="sdc_test:my-banner"] .component--my-banner--header h3:contains("I am another banner")'));
    $this->assertNotEmpty($crawler->filter('#sdc-wrapper [data-component-id="sdc_test:my-banner"] .component--my-banner--body:contains("Just something else.")'));
}