import { Configuration, Context, MailSender } from '..';
import { Options } from 'nodemailer/lib/mailer';
export declare const testConfiguration: (overrides?: Partial<Configuration>) => Configuration;
export declare const mockContext: () => Context<import("..").IUser>;
export declare class MockMailSender implements MailSender {
    send(context: Context, mailOptions: Options): Promise<void>;
}
export declare const isMock: (obj: any) => boolean;
export declare const partialInstance: <T>(props?: Partial<T>) => T;