import { ApolloServer } from 'apollo-server-express';
import { DocumentNode, ExecutionResult } from 'graphql';
import { RequestOptions, ResponseOptions } from 'node-mocks-http';
export declare type StringOrAst = string | DocumentNode;
export declare type Options<T extends object> = {
    variables?: T;
};
export declare type TestClientConfig = {
    apolloServer: ApolloServer;
    extendMockRequest?: RequestOptions;
    extendMockResponse?: ResponseOptions;
};
export declare type TestQuery = <T extends object = {}, V extends object = {}>(operation: StringOrAst, options?: Options<V>) => Promise<ExecutionResult<T>>;
export declare type TestSetOptions = (options: {
    request?: RequestOptions;
    response?: ResponseOptions;
}) => void;
export declare function createTestClient({ apolloServer, extendMockRequest, extendMockResponse, }: TestClientConfig): {
    query: TestQuery;
    mutate: TestQuery;
    setOptions: TestSetOptions;
};