Tag: angular

All the articles with the tag "angular".

• Understanding the Optional Chaining Operator in JavaScript, TypeScript, and Angular

  Published:Sep 8, 2023 |  at 12:00 AM

  The optional chaining operator is a powerful tool in a developer's arsenal. It streamlines code, improves readability, and prevents potential errors. As with all tools, understanding its purpose and proper usage is key.

• Mocking out Angular's ActivatedRoute for Unit Tests

  Published:Apr 23, 2020 |  at 02:02 AM

  I've been writing a ton of unit tests and snapshot tests lately. While doing so, I have had to mock out a few things. This includes the `ActivatedRoute`. So let's say we have the following component.

• Angular and Jest

  Published:Sep 10, 2018 |  at 09:54 PM

  The Angular CLI ships with Jasmine and Karma to run unit tests. However, out of the box, the unit tests are a bit slow for my tastes. Using [Jest](https://jestjs.io/) for our unit tests speeds things up and only runs the tests when the component has been changed.