public function Select2Test::testEmptyOption in Select 2 8

Tests that an empty option is added or not.

File

tests/src/Kernel/Element/Select2Test.php, line 41

Class

Select2Test

@coversDefaultClass \Drupal\select2\Element\Select2

Namespace

Drupal\Tests\select2\Kernel\Element

Code

public function testEmptyOption() {
  $select = [
    '#type' => 'select2',
    '#options' => [],
    '#multiple' => FALSE,
    '#required' => FALSE,
    '#attributes' => [
      'data-drupal-selector' => 'field-foo',
    ],
  ];
  $this
    ->render($select);
  $this
    ->assertOptionExists('field-foo', '');
  $select = [
    '#type' => 'select2',
    '#options' => [],
    '#multiple' => TRUE,
    '#required' => FALSE,
    '#attributes' => [
      'data-drupal-selector' => 'field-foo',
    ],
    '#name' => 'field_foo',
  ];
  $this
    ->render($select);
  $this
    ->assertOptionNotExists('field-foo', '');
}