Testing Invoice Retrieval by ID

Step 1: Create Request

1. In the InvoiceGetAPI-Tests Collection, click the "+" button to create a new request.

2. Name the request: Get Invoices By ID.

3. Select the GET method.

5. Go to API Gateway and select the API: GetInvoiceAPI.

6. Navigate to the Stages section.

7. Click the "+" button to reveal the /invoice/{id} endpoint path as shown below:

8. Select the GET method and copy the Invoke URL.

9. Paste the Invoke URL into Postman as follows:

10. Replace {id} in the API endpoint with an actual Invoice ID from DynamoDB:

https://x4uqolxky6.execute-api.us-east-1.amazonaws.com/dev/invoice/<InvoiceId_from_DynamoDB>

11. Click the Send button to view results.

14. A successful response will appear as follows:

You can now test the remaining 2 invoice files!