import { Page } from '@playwright/test';
export declare function mockRoute(page: Page, url: string | RegExp | ((url: URL) => boolean), response: unknown): Promise<void>;
/**
 * Playwright does not have built in support for mocking EventSource,
 * so we have to mock it ourselves by overriding the global EventSource class.
 * This function allows us to mock an EventSource endpoint with a specified response.
 */
export declare function mockEventSource(page: Page, url: string, response: unknown): Promise<void>;
export declare function mockWebSocket(page: Page, url: string, response: unknown): Promise<void>;
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