doTestMultipleFieldRender example

      // Set this field to be empty.       $values[$this->fieldStorages[4]->getName()] = [['value' => NULL]];

      $this->nodes[$i] = $this->createNode($values);
    }

    // Perform actual tests.     $this->doTestSimpleFieldRender();
    $this->doTestInaccessibleFieldRender();
    $this->doTestFormatterSimpleFieldRender();
    $this->doTestMultipleFieldRender();
  }

  /** * Tests simple field rendering. */
  public function doTestSimpleFieldRender() {
    $view = Views::getView('test_view_fieldapi');
    $this->prepareView($view);
    $view->preview();

    // Tests that the rendered fields match the actual value of the fields.