
AWS Step Functions enhances the TestState API to enable local unit testing of workflows with support for advanced patterns, error handling, and mocked AWS service integrations before deployment.


<div><p>This article announces enhancements to the AWS Step Functions TestState API for local unit testing of workflows without deployment.</p><ul><li>Test complete workflows locally including Map and Parallel states</li><li>Mock AWS service integrations with optional API contract validation</li><li>Validate error handling patterns in local development environment</li><li>Integrate with Jest, pytest, and CI/CD pipelines for automated testing</li><li>Catch issues earlier in development cycle with instant feedback</li><li>Available through AWS SDK in all Step Functions regions</li></ul><p>The enhanced TestState API enables developers to validate workflow logic locally, accelerating development and improving production readiness.</p></div>


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