import type { Page } from '@playwright/test';
import type { Config, ExpectedMessage, ResponseFailure } from './types';
export declare function collectPageActivity(page: Page, config: Config): {
    unsubscribe: () => void;
    results: {
        uncaughtErrors: Error[];
        pageCrashes: Page[];
        unexpectedMessages: ExpectedMessage[];
        failedResponses: ResponseFailure[];
    };
};