/**
 * Test utilities for HTTP client setup and mocking
 *
 * Why: Eliminates code duplication in HTTP client test setup
 * Provides consistent mocking and client creation patterns
 */
import { HttpClient } from '../transport/interceptors.js';
import type { InterceptorConfig } from '../types/profile.js';
type RequestInput = any;
/**
 * Create HTTP client with interceptors for testing
 */
export declare function createTestHttpClient(baseUrl?: RequestInput, interceptors?: InterceptorConfig): HttpClient;
/**
 * Setup fetch mock that captures request headers
 */
export declare function setupFetchMock(responseBody?: any, responseOptions?: ResponseInit): {
    capturedHeaders: Record<RequestInput, RequestInput>;
};
/**
 * Setup fetch mock that returns error response
 */
export declare function setupErrorFetchMock(status?: number, message?: RequestInput): void;
/**
 * Setup fetch mock for network errors
 */
export declare function setupNetworkErrorFetchMock(): void;
/**
 * Setup fetch mock for rate limiting
 */
export declare function setupRateLimitFetchMock(): void;
/**
 * Restore original fetch
 */
export declare function restoreFetch(): void;
/**
 * Test helper for HTTP client tests
 */
export declare class HttpTestHelper {
    private baseUrl;
    private interceptors;
    private capturedHeaders;
    constructor(baseUrl?: RequestInput, interceptors?: InterceptorConfig);
    private setupMock;
    getClient(): HttpClient;
    getCapturedHeaders(): Record<RequestInput, RequestInput>;
    setResponse(responseBody: any, options?: ResponseInit): void;
    setErrorResponse(status: number, message: RequestInput): void;
    cleanup(): void;
}
export {};
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