class EntityDisplayFormBaseTest

class EntityDisplayFormBaseTest extends KernelTestBase {
  
  /**
   * {@inheritdoc}
   */
  protected static $modules = [
    'entity_test',
  ];
  
  /**
   * @covers ::copyFormValuesToEntity
   */
  public function testCopyFormValuesToEntity() : void {
    $field_values = [];
    $entity = $this->prophesize(EntityDisplayInterface::class);
    $entity->getPluginCollections()
      ->willReturn([]);
    $entity->getTargetEntityTypeId()
      ->willReturn('entity_test_with_bundle');
    $entity->getTargetBundle()
      ->willReturn('target_bundle');
    // An initially hidden field, with a submitted region change.
    $entity->getComponent('new_field_mismatch_type_visible')
      ->willReturn([]);
    $field_values['new_field_mismatch_type_visible'] = [
      'weight' => 0,
      'type' => 'textfield',
      'region' => 'hidden',
    ];
    $entity->removeComponent('new_field_mismatch_type_visible')
      ->will(function (array $args) use ($entity) {
      // On subsequent calls, getComponent() will return an empty array.
      $entity->getComponent($args[0])
        ->willReturn([]);
    })
      ->shouldBeCalled();
    // An initially visible field, with identical submitted values.
    $entity->getComponent('field_visible_no_changes')
      ->willReturn([
      'weight' => 0,
      'type' => 'textfield',
      'region' => 'content',
    ]);
    $field_values['field_visible_no_changes'] = [
      'weight' => 0,
      'type' => 'textfield',
      'region' => 'content',
    ];
    $entity->setComponent('field_visible_no_changes', [
      'weight' => 0,
      'type' => 'textfield',
      'region' => 'content',
    ])
      ->shouldBeCalled();
    // An initially visible field, with a submitted region change.
    $entity->getComponent('field_start_visible_change_region')
      ->willReturn([
      'weight' => 0,
      'type' => 'textfield',
      'region' => 'content',
    ]);
    $field_values['field_start_visible_change_region'] = [
      'weight' => 0,
      'type' => 'textfield',
      'region' => 'hidden',
    ];
    $entity->removeComponent('field_start_visible_change_region')
      ->will(function (array $args) use ($entity) {
      // On subsequent calls, getComponent() will return an empty array.
      $entity->getComponent($args[0])
        ->willReturn([]);
    })
      ->shouldBeCalled();
    // A field that is flagged for plugin settings update on the second build.
    $entity->getComponent('field_plugin_settings_update')
      ->willReturn([
      'weight' => 0,
      'type' => 'textfield',
      'region' => 'content',
    ]);
    $field_values['field_plugin_settings_update'] = [
      'weight' => 0,
      'type' => 'textfield',
      'region' => 'content',
      'settings_edit_form' => [
        'third_party_settings' => [
          'foo' => 'bar',
        ],
      ],
    ];
    $entity->setComponent('field_plugin_settings_update', [
      'weight' => 0,
      'type' => 'textfield',
      'region' => 'content',
    ])
      ->will(function (array $args) use ($entity) {
      // On subsequent calls, getComponent() will return the newly set values.
      $entity->getComponent($args[0])
        ->willReturn($args[1]);
      $args[1] += [
        'settings' => [],
        'third_party_settings' => [
          'foo' => 'bar',
        ],
      ];
      $entity->setComponent($args[0], $args[1])
        ->shouldBeCalled();
    })
      ->shouldBeCalled();
    $form_object = new EntityViewDisplayEditForm($this->container
      ->get('plugin.manager.field.field_type'), $this->container
      ->get('plugin.manager.field.formatter'), $this->container
      ->get('entity_display.repository'), $this->container
      ->get('entity_field.manager'));
    $form_object->setEntity($entity->reveal());
    $form = [
      '#fields' => array_keys($field_values),
      '#extra' => [],
    ];
    $form_state = new FormState();
    $form_state->setValues([
      'fields' => $field_values,
    ]);
    $form_state->setProcessInput();
    $form_object->buildEntity($form, $form_state);
    $form_state->setSubmitted();
    // Flag one field for updating plugin settings.
    $form_state->set('plugin_settings_update', 'field_plugin_settings_update');
    // During form submission, buildEntity() will be called twice. Simulate that
    // here to prove copyFormValuesToEntity() is idempotent.
    $form_object->buildEntity($form, $form_state);
  }

}