Pact is the de-facto API contract testing tool. Replace expensive and brittle end-to-end integration tests with fast, reliable and easy to debug unit tests.
- ⚡ Lightning fast
- 🎈 Effortless full-stack integration testing - from the front-end to the back-end
- 🔌 Supports HTTP/REST and event-driven systems
- 🛠️ Configurable mock server
- 😌 Powerful matching rules prevents brittle tests
- 🤝 Integrates with Pact Broker / PactFlow for powerful CI/CD workflows
- 🔡 Supports 12+ languages
Why use Pact? Contract testing with Pact lets you:
- ⚡ Test locally
- 🚀 Deploy faster
- ⬇️ Reduce the lead time for change
- 💰 Reduce the cost of API integration testing
- 💥 Prevent breaking changes
- 🔎 Understand your system usage
- 📃 Document your APIs for free
- 🗄 Remove the need for complex data fixtures
- 🤷♂️ Reduce the reliance on complex test environments
Watch our series on the problems with end-to-end integrated tests, and how contract testing can help.