@faremeter/test-harness

In-process test harness for x402 protocol testing without network calls.

Installation

``bash
pnpm install @faremeter/test-harness
``

Features

- In-process testing - No network calls or external services
- Interceptor pattern - Inject failures, delays, and custom responses
- Composable - Combine interceptors for complex scenarios
- Test scheme - Simple payment scheme for protocol validation
- Framework agnostic - Works with any test runner

API Reference

Examples

See integration tests in the faremeter repository:

- Success flow
- Verification failures
- Settlement failures

Related Packages

- @faremeter/fetch - Client-side fetch wrapper
- @faremeter/middleware - Server-side middleware
- @faremeter/facilitator - Payment facilitator service

License

LGPL-3.0-only