It's not always obvious which tests we should be writing for our React components. One way to solve this problem is to use a combination of Input Space Partitioning and Whitebox testing to guide us during the process.
It's not always obvious how to decompose a React component. This article explains a guideline you can use to validate a decomposition.
Learn about: testing, relying on TypeScript to improve correctness, and modeling data-structures while building a multilevel-list React component. In this part, we'll focus on modeling the underlying data structure to support the multilevel-list component.
When we're uncertain of what tests to write for an application, we might have more significant problems than we're aware. Here's what to do about it.