class FieldUiTest

class FieldUiTest extends UnitTestCase {
  
  /**
   * The path validator.
   *
   * @var \Drupal\Core\Path\PathValidatorInterface|\PHPUnit\Framework\MockObject\MockObject
   */
  protected $pathValidator;
  
  /**
   * {@inheritdoc}
   */
  protected function setUp() : void {
    parent::setUp();
    $this->pathValidator = $this->createMock('Drupal\\Core\\Path\\PathValidatorInterface');
    $container = new ContainerBuilder();
    $container->set('path.validator', $this->pathValidator);
    \Drupal::setContainer($container);
  }
  
  /**
   * Tests get next destination.
   */
  public function testGetNextDestination() : void {
    $destinations = [
      'admin',
      'admin/content',
    ];
    $expected_uri = 'base:admin';
    $expected_query = [
      'destinations' => [
        'admin/content',
      ],
    ];
    $actual = FieldUI::getNextDestination($destinations);
    $this->assertSame($expected_uri, $actual->getUri());
    $this->assertSame($expected_query, $actual->getOption('query'));
  }
  
  /**
   * Tests get next destination empty.
   */
  public function testGetNextDestinationEmpty() : void {
    $destinations = [];
    $actual = FieldUI::getNextDestination($destinations);
    $this->assertNull($actual);
  }
  
  /**
   * Tests get next destination route name.
   */
  public function testGetNextDestinationRouteName() : void {
    $destinations = [
      [
        'route_name' => 'system.admin',
      ],
      [
        'route_name' => 'system.admin_content',
      ],
    ];
    $expected_route_name = 'system.admin';
    $expected_query = [
      'destinations' => [
        [
          'route_name' => 'system.admin_content',
        ],
      ],
    ];
    $actual = FieldUI::getNextDestination($destinations);
    $this->assertSame($expected_route_name, $actual->getRouteName());
    $this->assertSame($expected_query, $actual->getOption('query'));
  }

}