TypeScript 2.x By Example

Testing the Trello Application

Does your application work as intended? Are there any scenarios where your application behaves unexpectedly? To confidently answer these questions, we need to test our application. Now, we can manually test all our features and functionalities and try to unearth any bugs in our application, or we can write test cases in our application. Which approach is better?

In this chapter, we will focus on testing, and how writing test cases provides us with a better application than solely relying on manual testing. In this chapter, we will be covering the following topics:

• We will start by looking at what it means to be writing test cases in comparison to manual testing
• Then we will also talk about test-driven development, ...