Code coverage for angular 2

Question

How do you find the code coverage for angular 2 code? Is there any plugin for vs code editor or webstorm that I can use? I am using Jasmine and Karma for unit testing of my code

Answer 1

First install the dependencies.

npm install karma karma-jasmine karma-chrome-launcher karma-jasmine-html-reporter karma-coverage-istanbul-reporter

Then run ng test.

ng test --code-coverage

Then run the server that shows you your report.

http-server -c-1 -o -p 9875 ./coverage

You should see something like this:

I wrote a blog post about this here.