# Test run

## Procedure

1. Right-click the Root element on the Output side and click Test Run. This runs the map using the sample document you created earlier as the input.
2. Check the result compares to the screenshot.

   ![Test Run Output window.](https://help.qlik.com/talend/en-US/data-mapper-user-guide/Resources/images/multiple_record_type-test_run.png)