function OptionsWidgetBaseTest::testGetSelectedOptionsWithNullValue

Tests that getSelectedOptions() skips NULL item values.

File

core/modules/options/tests/src/Kernel/OptionsWidgetBaseTest.php, line 29

Class

OptionsWidgetBaseTest

Tests OptionsWidgetBase.

Namespace

Code

public function testGetSelectedOptionsWithNullValue() : void {
  \Drupal::service('entity_display.repository')->getFormDisplay('entity_test', 'entity_test')
    ->setComponent($this->fieldName, [
    'type' => 'options_select_no_multiple',
  ])
    ->save();
  // An entity with no value triggers formMultipleElements() which appends
  // an item with value = NULL before calling getSelectedOptions().
  $entity = EntityTest::create();
  $form = \Drupal::service('entity.form_builder')->getForm($entity);
  $this->assertSame([], $form[$this->fieldName]['widget'][0]['#default_value']);
}