npm install
npm test
You will see the error:
No provider for NgModel ("[ERROR ->]<datepicker ngModel></datepicker>"): DatePickerComponent_Host
This repository is connected to the ng2-bootstrap version of https://github.com/binarious/ng2-bootstrap/tree/development which is a working (you can install it via npm) fork of this PR: valor-software/ngx-bootstrap#931