# Step 16: Test the Salesforce Lightning app integration

This step assumes you have completed all installation steps thus far. Commonly missed steps include:

* adding users to the correct permission sets
* configuring tax codes and ECCNs for products
* configuring custom fields on various pages
* configuring custom components on various pages
* configuring various flows/sub-flows

### Test the checkout flow

To test the checkout flow:

1. Log in to the storefront as a registered user.
2. Add one or more products to your cart.
3. Go to the shopping cart and click **Checkout**.
4. Enter pertinent information on the **User Information** and **Shipping** pages. 

| Page           | Description                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |
| -------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Order Review   | <p>This page is the first place where the Digital River integration is visible. It includes the following:</p><ul><li>Taxes, fees, and duties are displayed as applicable</li><li> <em>Digital River Terms and Conditions</em> </li></ul><p>For US tax-exempt purchases, the user can manage tax certificates and apply a global tax identifier, if applicable.</p><p></p><p>Tax certificates are displayed on the Buyer information page. If a new tax certificate is uploaded, a relevant API call is made to Digital River to create a customer if one does not already exist.</p> |
| Payment        | <p>On this page, the user has the option to pay using either:</p><ul><li>A stored payment method</li><li>A new payment method</li></ul><p>Available payment methods will depend on the configuration of your Digital River account. In a test environment, you may use the applicable <a href="https://docs.digitalriver.com/digital-river-api/developer-resources/testing-scenarios">testing payment methods</a>.</p>                                                                                                                                                                |
| Order Complete | <p>On this page, the following items are displayed:</p><ul><li>Taxes</li><li>Fees</li><li>Duties  </li><li>Digital River Terms and Conditions </li><li>Payment information</li><li>Product information</li></ul>                                                                                                                                                                                                                                                                                                                                                                      |

{% hint style="info" %}
See the [Fulfillment/cancellation flow ](https://docs.digitalriver.com/salesforce-lightning/user-guide-optional/fulfillment-and-cancellation-flow)section on how to test this process.
{% endhint %}

[<br>](https://docs.digitalriver.com/salesforce-b2b/v/2.1.1/integrating-the-digital-river-salesforce-b2b-commerce-app/step-14-configure-the-digital-river-app-logs)