add service.get test

Author: reneolivo

test/unit/services/example_spec.js

@@ -4,14 +4,15 @@
 
 describe('Unit: ExampleService', function() {
 
-  var service;
+  var http, service;
 
   beforeEach(function() {
     // instantiate the app module
     angular.mock.module('app');
 
     // mock the service
-    angular.mock.inject(function(ExampleService) {
+    angular.mock.inject(function($httpBackend, ExampleService) {
+      http = $httpBackend;
       service = ExampleService;
     });
   });
@@ -20,4 +21,15 @@ describe('Unit: ExampleService', function() {
     expect(service).toBeDefined();
   });
 
-});
+  it('should retrieve data', function(done) {
+    http.expect('GET', 'apiPath').respond(201, {data: 1234});
+
+    service.get().then(function(result) {
+      expect(result).toEqual({data: 1234});
+    }, function(error) {
+      expect(error).toBeUndefined();
+    }).then(done);
+
+    http.flush();
+  });
+});