diff --git a/src/app/datasources/rest/modeldefs.rest.spec.ts b/src/app/datasources/rest/modeldefs.rest.spec.ts
new file mode 100644
index 0000000..6469cca
--- /dev/null
+++ b/src/app/datasources/rest/modeldefs.rest.spec.ts
@@ -0,0 +1,49 @@
+import * as angular from 'angular';
+import 'angular-mocks';
+import 'angular-resource';
+import 'angular-cookies';
+import {xosDataSources} from '../index';
+import {AppConfig} from '../../config/app.config';
+import {IModeldefsService} from './modeldefs.rest';
+
+let service: IModeldefsService;
+let httpBackend: ng.IHttpBackendService;
+let $scope;
+
+describe('The ModelDefs service', () => {
+
+  beforeEach(angular.mock.module(xosDataSources));
+
+  beforeEach(() => {
+    angular.mock.module(xosDataSources);
+  });
+
+
+  beforeEach(angular.mock.inject((
+    ModelDefs: IModeldefsService,
+    $httpBackend: ng.IHttpBackendService,
+    _$resource_: ng.resource.IResourceService,
+    _$rootScope_: ng.IRootScopeService
+  ) => {
+    service = ModelDefs;
+    httpBackend = $httpBackend;
+    $scope = _$rootScope_;
+  }));
+
+  it('should have a get method', (done) => {
+    httpBackend.expectGET(`${AppConfig.apiEndpoint}/utility/modeldefs/`)
+      .respond([
+        {name: 'ok'}
+      ]);
+    service.get()
+      .then((res) => {
+        expect(res[0].name).toEqual('ok');
+        done();
+      })
+      .catch(e => {
+        done(e);
+      });
+    $scope.$apply();
+    httpBackend.flush();
+  });
+});