To ensure the quality of you app, it is important to add automated tests. A test framework in included in the App to help you set it up.

Test examples

A dummy test is set up in test/unit/App.test.js to get you started:

it('Passes', () => {


Jest allows to compare rendered React to saved snapshots to prevent breaking changes when modifying your app

const result = renderer.create(<PageHome
dpapp= {dpapp}
history= {history}
location= {{ state }}

This will create a snapshot of your rendered html in __snapshots__ that will prevent unexpected changes to applied. (You allows have the option to update a snapshot when running the tests when you do want to apply changes to the html).

Running the tests

You can run your tests by running:

> yarn test