When an @ionic/angular application is generated using the Ionic CLI, it is automatically set up for unit testing and end-to-end testing of the application. The main benefits of adding unit tests (and other types of automated tests) to your application are:Arguably, someone like myself who is a freelancer working primarily on small mobile applications won’t see as much benefit from setting up automated tests as a large team developing the next Dropbox. If you were to change the answers array so that it didn’t include “Yes” or “No” and re-ran the tests, you would see that one fails.Unit tests are a great way to test your application, but that isn’t the end of the story.
A key part of creating an effective unit test is that we are able to isolate a single bit of functionality, and so if our application is organised and modular, it is going to be easier to do this.Creating these automated tests obviously requires more development effort, as you need to write tests as well as the code itself.
Fehlgeschlagen: Kein Provider für Config! Testing Principles. 02/28/2017; 7 minutes to read; In this article. Version 3.1.0 is the newest right now and works good. Of course, if you would like to dive head first into adding automated tests to your Ionic/Angular applications, check out Utilise these powerful APIs to design and build your own "should have both yes and no available in result set"
There is a variety of different types of tests you will need to learn how to implement, but this should at least get you started on the right path. If I had’ve taken the time back then to learn and set up automated tests my life could have been a lot easier.If you’re looking for a little more background on unit testing in general, take a look at: In this tutorial I am going to show you how you can set up simple unit testing with We’re going to start off by setting up a really simple test for one service in the application, but we will likely expand on this in future tutorials.If you would like a more advanced introduction to testing Ionic/Angular application, I would recommend reading my Before you go through this tutorial, you should have at least a basic understanding of Ionic/Angular concepts.If you’re not familiar with Ionic/Angular already, I’d recommend reading my The application we are going to build will simulate a “Magic 8 Ball”. 2. It is going to be very similar, but we are going to do a slightly more complex test.Much of this test is the same, except that we are also setting up references for a This page is going to provide the ability to change the title of the page through a function, and we want to test that it works.
But even as a freelancer I’ve taken on some projects that started out small and well-defined enough but grew into monsters that I spent hours manually testing and fixing for every update.