Unit testing ngModel in Angular 4

Angular 4 is a good choice for building modern web applications. It comes bundled with Test utilities that makes it easy to write good quality test cases quite easily. Angular official testing guide does a good job explaining how to get started with testing Angular components. One thing that it does not cover is how to test components that use two way data binding using ngModel directive. Last week I had to write test case for a component that uses data binding so I end up learning a lot about testing such components. In this blog, I will share my learnings with you.

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