import { IvrTesterPlugin } from "./IvrTesterPlugin";
import { CallServer, CallServerEvents } from "../testing/TwilioCallServer";
import { Emitter, TypedEmitter } from "../Emitter";
import { RequestedCall } from "../call/Caller";
import { TestRunner } from "../testRunner";
export interface CallRequestedEvent {
    requestedCall: RequestedCall;
    total: number;
}
export interface CallRequestErroredEvent {
    error: Error;
}
export interface CallServerStartedEvent {
    callServer: Emitter<CallServerEvents>;
}
export interface TestsAbortingEvent {
    reason: string;
}
export declare type PluginEvents = {
    callServerStarted: CallServerStartedEvent;
    callRequested: CallRequestedEvent;
    callRequestErrored: CallRequestErroredEvent;
    testsAborting: TestsAbortingEvent;
};
/**
 * Interface exposed to plugins to allow them to listen to events and abort testing.
 */
export interface PluginHost extends Omit<Emitter<PluginEvents>, "emit"> {
    abortTests(reason: string): void;
}
export declare class PluginManager extends TypedEmitter<PluginEvents> implements PluginHost {
    private readonly plugins;
    private testRunner;
    constructor(plugins: IvrTesterPlugin[]);
    initialise(testRunner: TestRunner): void;
    abortTests(reason: string): void;
    serverListening(callServer: CallServer): void;
    callRequested(requestedCall: RequestedCall, total: number): void;
    callRequestErrored(error: Error): void;
}