I am trying to run a unit test in angular. But I am getting the below error message. It is not throwing during compilation process and my application works fine as expected but this error is thrown only when the unit testing is carried out.
I am trying to set up the unit testing framework for react. While doing so, the following error has occurred. I have searched all over the internet with no solution that is working. below are the errors shown and code/packages that I am using.
While running unit tests, they fail “sometimes”, always on different tests, without any meaningful error.
In the AppComponent, I’m using the nav component in the HTML code. The UI looks fine. No errors when doing ng serve. and no errors in console when I look at the app.
I have a fairly simple karma.config.js file
Using Karma runner with jasmine. After all the configuration done, I type on terminal the below command:
I installed the following for testing: