Unit testing is a fundamental practice in React Native development. It ensures that individual components and functions work as expected. A React Native unit is the smallest testable part of a React Native app. What is considered to be the smallest testable part is debatable, and what should be tested is a personal preference, depending…
Tag: react
As a developer, I want to test the software I write. I’m constantly trading time spent testing software for time spent coding. It’s a struggle to know how much time I should spend testing a new feature to ensure it works. It’s also a struggle to know just which tests to write. When I’m writing…
Single-page applications developed with JavaScript libraries such as React are becoming the standard for front-end apps. The barrier to entry is low, and they provide the user with a more responsive experience. However, testing user interfaces hasn’t always been easy. Testing libraries such as Selenium have been popular, but these tests are notoriously slow and…
After creating a React app, testing and understanding why your tests fail are vital. When debugging, you’re trying to identify and solve the error. When a test fails, it tells you what has gone wrong and why—in short, testing and debugging work in tandem. Debugging is the process of finding and fixing bugs. As a…