Function spy

packages/zone.js/test/test-env-setup-mocha.ts:15–18

(...params: any[])

  context['jasmine'] = context['jasmine'] || {};
  context['jasmine'].createSpy = function (spyName: string) {
    let spy: any = function (...params: any[]) {
      spy.countCall++;
      spy.callArgs = params;
    };

    spy.countCall = 0;