setUpFieldStorages example

protected $account;

  /** * {@inheritdoc} */
  protected function setUp($import_test_views = TRUE, $modules = ['field_test_views']): void {
    parent::setUp($import_test_views, $modules);

    $this->account = $this->drupalCreateUser(['administer views']);
    $this->drupalLogin($this->account);

    $this->setUpFieldStorages(1, 'text');
    $this->setUpFields();
  }

  /** * Tests basic field handler settings in the UI. */
  public function testHandlerUI() {
    $url = "admin/structure/views/nojs/handler/test_view_fieldapi/default/field/field_name_0";
    $this->drupalGet($url);

    // Tests the available formatter options.