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API Testing: Key Testing Methods for Ensuring Software Quality

API testing is a critical component of software development, which is performed by software testing companies. In this article, we will discuss some essential tests that must be performed on the API to guarantee its quality.
API, also known as Application Program Interface, refers to a specific code segment that executes particular functions. The API protocol comprises a variety of routines and tools. The beauty of the API is that it can be created only once and still be used repeatedly. This implies that the same API can be integrated into multiple solutions to elicit the desired software action. It may be perceived as an autonomous module that receives input in a specified fashion and generates a particular output. APIs are designed and developed to ensure consistent performance and reliable results, regardless of the environment they are operating in.

 

Therefore, API testing is a critical component of software development, which is performed by software testing companies. In this article, we will discuss some essential tests that must be performed on the API to guarantee its quality.

White Box Testing

White box testing requires a high level of development expertise on the part of the tester, as it involves reviewing the API's code to ensure its accuracy. The tester is also responsible for identifying any bugs in the code and communicating them to the developer, who will fix them accordingly.

Integration Testing

APIs are required to function effectively across multiple software and hardware environments, which is why leading software testing companies conduct integration tests to evaluate the API's performance after integration. This type of testing also includes installation testing, configuration testing, and compatibility testing.

Functional Testing with Automation

To ensure functional accuracy, leading software testing companies conduct various types of functional tests, including positive and negative testing. As previously mentioned, APIs are designed to accept specific inputs and generate predetermined outputs. To evaluate the precision of the API's output, QA experts perform black box testing using both positive and negative input values. To accelerate the testing process and test a plethora of different inputs, testing companies rely on automation rather than manual testing.

Performance Testing

Performance assessment is a crucial activity conducted by QA experts to evaluate the effectiveness of the software and API after they have been integrated. Since the API may receive multiple concurrent calls, performance testing is done to measure its capacity to handle incoming requests under various scenarios. This type of testing focuses on the volume of calls that can be handled as well as the benchmark performance. The process also involves conducting load, reliability, and stress tests to ensure that the API functions efficiently.

To ensure the proper functioning of APIs, certain tests must be performed. These tests not only assure the API's functionality but also help to identify its strengths and limitations in various environments. It is essential to conduct these tests to fully understand the API's capabilities and potential issues that may arise.

Start API Testing With WeTest

WeTest Quality Open Platform is the official one-stop testing service platform for game developers. We are a dedicated team of experts with more than ten years of experience in quality management. We are committed to the highest quality standards of game development and product quality and tested over 1,000 games.

WeTest integrates cutting-edge tools such as automated testing, compatibility testing, functionality testing, remote device, performance testing, and security testing, covering all testing stages of games throughout their entire life cycle.

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