mocha, chai, sinon

angular.test.js

describe('should navigate repeated customer ', () => {
  let scope, ctrl, state, rootScope, fakeProfileService, sandbox, $provide, $controller;

  beforeEach(module('rootApp'));

  afterEach(() => sandbox.restore());

  beforeEach(() => module('rootApp', function(_$provide_) {
    $provide = _$provide_;
  }));

  beforeEach(() => inject(function($rootScope, _$controller_, $state, ProfileService) {
    $controller = _$controller_;
    scope = $rootScope.$new();
    rootScope = $rootScope;
    state = $state;
    sandbox = sinon.sandbox.create();
    fakeProfileService = ProfileService;

    state.transitionTo = sandbox.stub();
    fakeProfileService.createNewApplication = sandbox.stub();
    fakeProfileService.preevaluateApplication = sandbox.stub();

    rootScope.enablePositiveCounterOffer = true;
  }));

  it('and enable overlay after applyAndConfirm', inject(function($timeout) {
    provideProfileData();
    injectCtrl();
    const CREDIT_LIMIT = 600, ASKED_AMOUNT = 500;
    fakeProfileService.createNewApplication.returns({
        success: (callback) => callback({amount: ASKED_AMOUNT})
      }
    );
    fakeProfileService.preevaluateApplication.returns({
        success: (callback) => callback({creditLimit: CREDIT_LIMIT})
      }
    );

    //given
    expect(rootScope.overlayEnabled).to.be.undefined;
    expect(scope.confirmData).to.have.any.keys('agreeWithTerms', 'agreeWithbigCheck');

    //when
    scope.applyAndConfirm();
    $timeout.flush();

    // then
    expect(rootScope.overlayEnabled).to.be.true;
    expect(fakeProfileService.createNewApplication).to.be.calledOnce
    expect(fakeProfileService.preevaluateApplication).to.be.calledOnce
  }));
  
  function injectCtrl() {
    ctrl = $controller('ProfileConfirmApplicationCtrl', {
      $scope: scope,
      $rootScope: rootScope,
      $stateParams: {loanApplication: {}, offer: {}, applicationIsNew: true},
      profileService: fakeProfileService,
      $state: state
    });
  }

  function provideProfileData(fakeProfileData = {
    client: {canApplyForLoan: true, paidLoanCount: 1},
    consents: {data: []}
  }) {
    $provide.value('ProfileData', fakeProfileData);
  }
});