describe('pipelineConfigService', () => {

  let service: PipelineConfigService,
      $http: ng.IHttpBackendService,
      $scope: ng.IScope,
      API: Api;

  const buildStage = (base: any): IStage => {
    const stageDefaults: IStage = {
      name: 'a',
      type: 'wait',
      refId: null,
      isNew: false,
      requisiteStageRefIds: []
    };
    Object.assign(stageDefaults, base);

    return stageDefaults;
  };

  const buildPipeline = (base: any): IPipeline  => {
    const defaults: IPipeline = {
      id: null,
      index: 1,
      name: 'some pipeline',
      application: 'app',
      lastModifiedBy: null,
      limitConcurrent: true,
      keepWaitingPipelines: false,
      strategy: false,
      triggers: [],
      stages: [],
      parameterConfig: null,
    };

    if (base.stages && base.stages.length) {
      base.stages = base.stages.map((s: any) => buildStage(s));
    }

    Object.assign(defaults, base);

    return defaults;
  };

  beforeEach(
    mock.module(
      PIPELINE_CONFIG_SERVICE,
      API_SERVICE
    )
  );

  beforeEach(mock.inject((pipelineConfigService: PipelineConfigService, $httpBackend: ng.IHttpBackendService, $rootScope: ng.IRootScopeService, _API_: Api) => {
    service = pipelineConfigService;
    $http = $httpBackend;
    $scope = $rootScope.$new();
    API = _API_;
  }));

  describe('savePipeline', () => {
    it('clears isNew flags, stage name if not present', () => {
      const pipeline: IPipeline = buildPipeline({
        stages: [
          { name: 'explicit name', type: 'bake', isNew: true },
          { name: null, type: 'bake', isNew: true },
          { name: '', type: 'bake', isNew: true }
        ]
      });

      $http.expectPOST(API.baseUrl + '/pipelines').respond(200, '');

      service.savePipeline(pipeline);
      $scope.$digest();

      expect(pipeline.stages[0].name).toBe('explicit name');
      expect(pipeline.stages[1].name).toBeUndefined();
      expect(pipeline.stages[2].name).toBeUndefined();

      expect(pipeline.stages[0].isNew).toBeUndefined();
      expect(pipeline.stages[1].isNew).toBeUndefined();
      expect(pipeline.stages[2].isNew).toBeUndefined();
    });
  });

  describe('getPipelines', () => {
    it('should return pipelines sorted by index', () => {
      let result: IPipeline[] = null;
      const fromServer: IPipeline[] = [
        buildPipeline({ id: 'a', name: 'second', application: 'app', index: 1, stages: [], triggers: [] }),
        buildPipeline({ id: 'b', name: 'last', application: 'app', index: 3, stages: [], triggers: [] }),
        buildPipeline({ id: 'c', name: 'first', application: 'app', index: 0, stages: [] }),
        buildPipeline({ id: 'd', name: 'third', application: 'app', index: 2, stages: [] }),
      ];
      $http.expectGET(API.baseUrl + '/applications/app/pipelineConfigs').respond(200, fromServer);

      service.getPipelinesForApplication('app').then((pipelines: IPipeline[]) => {
        result = pipelines;
      });
      $scope.$digest();
      $http.flush();

//.........这里部分代码省略.........

    beforeEach(() => {
      a = buildStage({ refId: 1 });
      b = buildStage({ refId: 2 });
      c = buildStage({ refId: 3 });
      d = buildStage({ refId: 4 });

      pipeline = buildPipeline({});
      pipeline.stages = [a, b, c, d];
    });

 base.stages = base.stages.map((s: any) => buildStage(s));