Integration testing basics

Verify if your APIs work as expected.

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Overview

As your application evolves, it’s important to verify that different modules work together as expected. With this template, you can test how various modules (route, validation, application, data layer) interact with each other.

What is integration testing?

Integration testing is the process of testing multiple modules or components of an application together to ensure that they work harmoniously as a unified system. In the context of APIs, integration testing refers to the process of testing how different API endpoints, modules, or services interact with each other.

What does API integration testing involve?

API integration testing involves testing the interaction and data exchange between different API endpoints and services. With API integration testing, you can validate that the APIs communicate correctly, produce accurate responses, and handle data flow consistently when integrated with other components of the application.

What does the integration testing template contain?

The integration testing template contains a collection of sample requests and reusable test scripts that facilitate testing a workflow involving multiple API interactions. Specifically, the template covers test scenarios related to:

  • Registering and receiving a token

  • Using the token to retrieve secret data

  • Unregistering the token and data protection

How to perform API integration testing with the template?

By following these steps, you can effectively test API integrations to ensure that various modules or services work together as expected: Step 1. Understand the template: Familiarize yourself with the contents and purpose of the template. Read the documentation provided to interact with the template and get the hang of performing integration tests on Postman. Step 2. Customize the template: Tailor the pre-configured tests within the template to suit your API endpoints, data, and specific testing requirements. Step 3. Set up a testing environment (optional): Create an environment with the necessary configurations, such as authentication details and environment variables. Step 4. Execute the tests: Run the customized tests to simulate the integration between different API endpoints and validate their interactions. Step 5. Handle test failures: In case of test failures, promptly investigate and address the root cause of the issues. Update the test cases as needed to reflect API changes or accommodate new requirements.


Frequently Asked Questions

What are the benefits of using the template?

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API testing vs integration testing: What's the difference?

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