/// <reference types="node" />
import { IFetchOptions } from "rdf-test-suite/lib/Util";
import { IDataSource } from "../IDataSource";
import { LdfTestCaseEvaluation } from "../LdfTestCaseEvaluationHandler";
import * as HTTP from 'http';
export declare class LdfResponseMocker {
    readonly proxyAddress: string;
    private dummyServer;
    private port;
    private dataSources;
    private whiteList;
    private mockFetcher;
    private options;
    constructor(options: IFetchOptions, port?: number);
    /**
     * Temporarily set up a mocked server which will serve the mocked responses
     * to the tested engine.
     */
    setUpServer(): Promise<void>;
    protected forwardFetch(request: HTTP.IncomingMessage, response: HTTP.ServerResponse): Promise<void>;
    /**
     * Tear the server down after quering, avoid spilling resources and leaving ports blocked.
     */
    tearDownServer(): Promise<void>;
    /**
     * Set up the server for the upcoming test datasources
     */
    loadSources(dataSources: IDataSource[]): void;
    /**
     * Load the test, create the mockfetcher based on this test
     * @param test The LdfTestCaseEvaluation the server will help to evaluate
     */
    loadTest(test: LdfTestCaseEvaluation): void;
    /**
     * Fill the whitelist with sources which are allowed to pass through the proxy and shouldn't be mocked.
     */
    fillWhiteList(): void;
    /**
     * Check if the dataSource is being whitelisted
     * @param dataSource The datasource
     */
    isWhiteListed(dataSource: string): boolean;
}