Update README.md

Mathou54 · web-flow · commit 47b77a98211a · 2016-11-04T16:13:06.000+01:00
Add code-coverage option in the README.md.
diff --git a/README.md b/README.md
@@ -185,7 +185,8 @@ or `ng serve --prod` will also make use of uglifying and tree-shaking functional
 ng test
 ```
 
-Tests will execute after a build is executed via [Karma](http://karma-runner.github.io/0.13/index.html), and it will automatically watch your files for changes. You can run tests a single time via `--watch=false`.
+Tests will execute after a build is executed via [Karma](http://karma-runner.github.io/0.13/index.html), and it will automatically watch your files for changes. You can run tests a single time via `--watch=false`. 
+You can run tests with coverage via `--code-coverage=true`. The coverage report will be in the `coverage/` directory.
 
 ### Running end-to-end tests
 
