import * as tracing from '@opentelemetry/tracing';
export declare class DummySpanExporter implements tracing.SpanExporter {
    export(spans: tracing.ReadableSpan[]): void;
    shutdown(): Promise<void>;
}
export declare function createButton(disabled?: boolean): HTMLElement;
export declare function fakeInteraction(callback?: Function, elem?: HTMLElement): void;
export declare function assertClickSpan(span: tracing.ReadableSpan, id?: string): void;
export declare function getData(url: string, callbackAfterSend: Function): Promise<unknown>;