Jasmine unit test angular service

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AngularJs

Jasmine

i begin to use Jasmine in unit testing angularjs and see a lot example but not work i have usersservice and i need to make unit test for it Please i need work demo

(function () {
'use strict';

angular
    .module('app')
    .factory('UserService', UserService);

UserService.$inject = ['$http'];
function UserService($http) {
    var service = {};

    service.GetAll = GetAll;

    return service;

    function GetAll(page) {
      return $http.get('https://api.github.com/users').then(handleSuccess, handleError('Error getting all users'));
    }

    // private functions

    function handleSuccess(res) {
        return res.data;
    }

    function handleError(error) {
        return function () {
            return { success: false, message: error };
        };
    }
}})();

What I have tried:

i tried to use
<link rel="stylesheet" type="text/css" href="https://cdnjs.cloudflare.com/ajax/libs/jasmine/2.3.3/jasmine.min.css">
<script src="https://cdnjs.cloudflare.com/ajax/libs/jasmine/2.3.3/jasmine.min.js"></script>
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/jasmine/2.3.3/jasmine-html.min.js"></script>
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/jasmine/2.3.3/boot.min.js"></script>