Rename and add tests for repository

packages/repository/test/unit/decorator/repository-with-di.ts

@@ -0,0 +1,68 @@
+// Copyright IBM Corp. 2013,2017. All Rights Reserved.
+// Node module: @loopback/repository
+// This file is licensed under the MIT License.
+// License text available at https://opensource.org/licenses/MIT
+
+import {expect} from '@loopback/testlab';
+import {Context, inject} from '@loopback/context';
+
+import {
+  Repository,
+  Entity,
+  repository,
+  jugglerModule,
+  bindModel,
+  DataSourceConstructor,
+  juggler,
+  DefaultCrudRepository,
+} from '../../../';
+
+class MyController {
+  constructor(
+    @repository('noteRepo') public noteRepo: Repository<juggler.PersistedModel>,
+  ) {}
+}
+
+describe('repository class', () => {
+  let ctx: Context;
+
+  before(function() {
+    const ds: juggler.DataSource = new DataSourceConstructor({
+      name: 'db',
+      connector: 'memory',
+    });
+
+    /* tslint:disable-next-line:variable-name */
+    const Note = ds.createModel<typeof juggler.PersistedModel>(
+      'note',
+      {title: 'string', content: 'string'},
+      {},
+    );
+
+    class MyRepository extends DefaultCrudRepository<Entity, string> {
+      constructor(
+        @inject('models.Note') myModel: typeof juggler.PersistedModel,
+        // FIXME For some reason ts-node fails by complaining that
+        // juggler is undefined if the following is used:
+        // @inject('dataSources.memory') dataSource: juggler.DataSource
+        // tslint:disable-next-line:no-any
+        @inject('dataSources.memory') dataSource: any) {
+        super(myModel, dataSource);
+      }
+    }
+    ctx = new Context();
+    ctx.bind('models.Note').to(Note);
+    ctx.bind('dataSources.memory').to(ds);
+    ctx.bind('repositories:noteRepo').toClass(MyRepository);
+    ctx.bind('controllers:MyController').toClass(MyController);
+  });
+
+  // tslint:disable-next-line:max-line-length
+  it('supports referencing predefined repository by name via constructor', async () => {
+    const myController: MyController = await ctx.get(
+      'controllers:MyController',
+    );
+    expect(myController.noteRepo instanceof DefaultCrudRepository).to.be.true();
+  });
+
+});