Github components unit tests (hyperledger-archives#585)

* Added unit tests for add file component

* Finished add-file component test and edit import to clear stubs

* Bumped up about.service code coverage

* Fixed minor linting issues

* Removed fdescribe

* Increase code coverage of add-file to 100%

* Export AssetRegistry and ParticipantRegistry

* Registry unit tests

* First trasaction component test

* Transaction component unit tests

* Remove fdiscribe

* Added resource unit tests

* Github components unit tests

* Added test file

packages/composer-playground/src/app/github/github.component.spec.ts

@@ -0,0 +1,109 @@
+import { TestBed, async, inject, fakeAsync, tick } from '@angular/core/testing';
+import {
+  HttpModule,
+  Http,
+  Response,
+  ResponseOptions,
+  XHRBackend,
+  ConnectionBackend
+} from '@angular/http';
+import { ActivatedRoute, Router } from '@angular/router';
+import { MockBackend } from '@angular/http/testing';
+import { SampleBusinessNetworkService } from './../services/samplebusinessnetwork.service';
+import { Observable } from 'rxjs/Observable';
+
+import { GithubComponent } from './github.component';
+
+import * as sinon from 'sinon';
+let should = chai.should();
+
+class MockActivatedRoute {
+    queryParams = Observable.of({code: 'code'});
+}
+
+class MockRouter {
+    navigate = sinon.stub();
+}
+
+describe('GithubComponent', () => {
+  let sandbox;
+  let fixture;
+  let component;
+  let mockSampleBusinessNetwork;
+
+  beforeEach(() => {
+    sandbox = sinon.sandbox.create();
+
+    mockSampleBusinessNetwork = sinon.createStubInstance(SampleBusinessNetworkService);
+    mockSampleBusinessNetwork.setUpGithub = sandbox.stub();
+
+    TestBed.configureTestingModule({
+      imports: [HttpModule],
+      declarations: [
+        GithubComponent
+      ],
+      providers: [
+        { provide: ActivatedRoute, useClass: MockActivatedRoute },
+        { provide: Router, useClass: MockRouter},
+        { provide: ConnectionBackend, useClass: MockBackend },
+        { provide: SampleBusinessNetworkService, useValue: mockSampleBusinessNetwork },
+        Http
+      ]
+    });
+
+    fixture = TestBed.createComponent(GithubComponent);
+    component = fixture.componentInstance;
+  });
+
+  describe('#ngOnInit', () => {
+    it('should setup the component', fakeAsync(() => {
+        sandbox.stub(component, 'exchangeCodeForAccessToken')
+        .returns(Promise.resolve({access_token: 'token'}));
+
+        component.ngOnInit();
+        tick();
+        mockSampleBusinessNetwork.setUpGithub.should.be.called;
+        mockSampleBusinessNetwork.setUpGithub.should.be.calledWith('token');
+        component.router.navigate.should.be.calledWith(['/editor']);
+    }));
+  });
+
+  describe('#exchangeCodeForAccessToken', () => {
+
+    it('should get a token back from the http request',
+    async(inject([ConnectionBackend], (mockBackend) => {
+
+        const mockResponse = {
+          access_token: 'token'
+        };
+
+        mockBackend.connections.subscribe((connection) => {
+          connection.mockRespond(new Response(new ResponseOptions({
+            body: JSON.stringify(mockResponse)
+          })));
+        });
+
+        component.exchangeCodeForAccessToken('code')
+        .then((response) => {
+            response.should.deep.equal(mockResponse);
+        });
+    })));
+
+    it('should give an error back for a http request',
+    async(inject([ConnectionBackend], (mockBackend) => {
+      mockBackend.connections.subscribe(
+        (connection) => {
+          connection.mockError(new Error('error'));
+        }
+      );
+
+      component.exchangeCodeForAccessToken('code')
+      .then((response) => {
+        should.not.exist(response);
+      })
+      .catch(error => {
+        should.exist(error);
+      });
+    })));
+  });
+});

packages/composer-playground/src/app/github/github.component.ts

@@ -1,8 +1,8 @@
-import {Component, OnInit} from '@angular/core';
-import {ActivatedRoute, Router} from '@angular/router';
-import {Http}    from '@angular/http';
+import { Component, OnInit } from '@angular/core';
+import { ActivatedRoute, Router } from '@angular/router';
+import { Http }    from '@angular/http';
 
-import {SampleBusinessNetworkService} from '../services/samplebusinessnetwork.service';
+import { SampleBusinessNetworkService } from '../services/samplebusinessnetwork.service';
 
 @Component({
   selector: 'github',
@@ -29,7 +29,7 @@ export class GithubComponent implements OnInit {
             this.sampleBusinessNetworkService.setUpGithub(token.access_token);
             this.sampleBusinessNetworkService.OPEN_SAMPLE = true;
             return this.router.navigate(['/editor']);
-          })
+          });
       });
   }