OptionsFormattersTest.php

<?php

declare (strict_types=1);
namespace Drupal\Tests\options\Kernel;

use Drupal\entity_test\Entity\EntityTest;

/**
 * Tests the Options field type formatters.
 *
 * @group options
 * @see \Drupal\options\Plugin\Field\FieldFormatter\OptionsDefaultFormatter
 * @see \Drupal\options\Plugin\Field\FieldFormatter\OptionsKeyFormatter
 */
class OptionsFormattersTest extends OptionsFieldUnitTestBase {
  
  /**
   * {@inheritdoc}
   */
  protected function setUp() : void {
    parent::setUp();
  }
  
  /**
   * Tests the formatters.
   */
  public function testFormatter() : void {
    $entity = EntityTest::create();
    $entity->{$this->fieldName}->value = 1;
    $items = $entity->get($this->fieldName);
    $build = $items->view();
    $this->assertEquals('list_default', $build['#formatter'], 'Ensure to fall back to the default formatter.');
    $this->assertEquals('One', $build[0]['#markup']);
    $build = $items->view([
      'type' => 'list_key',
    ]);
    $this->assertEquals('list_key', $build['#formatter'], 'The chosen formatter is used.');
    $this->assertEquals(1, (string) $build[0]['#markup']);
  }

}