import { IScheduler } from '../schedulers/Scheduler';
import { IObservableEvent } from './Events';
import { IObservable } from './Observable';
import { IObserver } from './Observer';
import { ISubscription } from './Subscription';
export declare class TestObservable<T> implements IObservable<T> {
    private func;
    readonly subscriptions: Array<IObservableEvent>;
    constructor(func: (observer: IObserver<T>) => ISubscription);
    toString(): string;
    subscribe(observer: IObserver<T>, scheduler: IScheduler): ISubscription;
}