hunk.code_window: import { Subject } from '../Subject';
   import { Operator } from '../Operator';
   import { Subscriber } from '../Subscriber';
   import { Observable } from '../Observable';
   import { ConnectableObservable, connectableObservableDescriptor } from '../observable/ConnectableObservable';
   import { MonoTypeOperatorFunction, OperatorFunction, UnaryFunction } from '../types';
   /* tslint:disable:max-line-length */
   export function multicast<T>(subject: Subject<T>): UnaryFunction<Observable<T>, ConnectableObservable<T>>;
  
hunk.labels: keep keep keep keep keep replace keep keep keep
hunk.after_edit: import { MonoTypeOperatorFunction, OperatorFunction, UnaryFunction, ObservedValueOf, ObservableInput } from '../types';
  
hunk.file_path: src/internal/operators/multicast.ts
hunk.type: replace
file: var RxOld = require('rx');
  var RxNew = require('../../../../index');
  
  module.exports = function never(suite) {
    var oldNeverWithImmediateScheduler = RxOld.Observable.never();
    var newNeverWithImmediateScheduler = RxNew.Observable.never();
  
    function _next(x) { }
    function _error(e) { }
    function _complete() { }
    // add tests
    return suite
      .add('old never with immediate scheduler', function () {
        oldNeverWithImmediateScheduler.subscribe(_next, _error, _complete);
      })
      .add('new never with immediate scheduler', function () {
        newNeverWithImmediateScheduler.subscribe(_next, _error, _complete);
      });
  };