title: How to mock ng2-restangular for ng2 unit-tests?
body: <p>I'm trying to find the correct way of mocking ng2-restangular for testing my ng2 services.</p>
  
  <p>For example for the service method: </p>
  
  <pre><code>get(id) {
    return this.restangular.all('notes').get(id);
  }
  </code></pre>