function ComponentRenderTest::checkAttributeMerging

Ensures the attributes are merged properly.

File

core/tests/Drupal/KernelTests/Components/ComponentRenderTest.php, line 218

Class

ComponentRenderTest

Tests the correct rendering of components.

Namespace

Code

protected function checkAttributeMerging() : void {
  $content = [
    'label' => 'I am a labels',
  ];
  // 1. Check that if it exists Attribute object in the 'attributes' prop, you
  // get them merged.
  $build = [
    '#type' => 'inline_template',
    '#context' => [
      'content' => $content,
      'attributes' => new Attribute([
        'data-merged-attributes' => 'yes',
      ]),
    ],
    '#template' => "{{ include('sdc_test:my-button', { text: content.label, iconType: 'external', attributes: attributes }, with_context = false) }}",
  ];
  $crawler = $this->renderComponentRenderArray($build);
  $this->assertNotEmpty($crawler->filter('#sdc-wrapper [data-merged-attributes="yes"][data-component-id="sdc_test:my-button"]'), $crawler->outerHtml());
  // 2. Check that if the 'attributes' exists, but there is some other data
  // type, then we don't touch it.
  $build = [
    '#type' => 'inline_template',
    '#context' => [
      'content' => $content,
      'attributes' => 'hard-coded-attr',
    ],
    '#template' => "{{ include('sdc_theme_test_base:my-card-no-schema', { header: content.label, attributes: attributes }, with_context = false) }}",
  ];
  $crawler = $this->renderComponentRenderArray($build);
  // The default data attribute should be missing.
  $this->assertEmpty($crawler->filter('#sdc-wrapper [data-component-id="sdc_theme_test_base:my-card-no-schema"]'), $crawler->outerHtml());
  $this->assertNotEmpty($crawler->filter('#sdc-wrapper [hard-coded-attr]'), $crawler->outerHtml());
  // 3. Check that if the 'attributes' is empty, we get the defaults.
  $build = [
    '#type' => 'inline_template',
    '#context' => [
      'content' => $content,
    ],
    '#template' => "{{ include('sdc_theme_test_base:my-card-no-schema', { header: content.label }, with_context = false) }}",
  ];
  $crawler = $this->renderComponentRenderArray($build);
  // The default data attribute should not be missing.
  $this->assertNotEmpty($crawler->filter('#sdc-wrapper [data-component-id="sdc_theme_test_base:my-card-no-schema"]'), $crawler->outerHtml());
}