Testing & Mocking Packages
Testing frameworks, assertion libraries, and mocking tools for writing reliable unit, integration, and end-to-end tests (testify, pytest, Vitest).
Packages in Testing & Mocking
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LangSmith Python SDK
The official Python client for tracing, evaluating, and monitoring LLM applications on the LangSmith platform.
Opik
Python SDK for tracing, evaluating, and monitoring LLM applications, RAG pipelines, and agentic workflows.
chrome-remote-interface
A Node.js client for the Chrome DevTools Protocol, exposing every browser command, event, and type as a plain JavaScript API.
wiremock
Python client and Testcontainers integration for driving a WireMock server from tests
antithesis-sdk-rust
Rust SDK for the Antithesis autonomous testing platform: define test-property assertions, request platform-controlled randomness, and mark lifecycle milestones for fault-injection runs.
