Testing
Policy-as-code turns compliance requirements into machine-checkable rules. Instead of "all S3 buckets must have versioning enabled" living only in a wiki, it lives in code that runs in your CI pipeline and blocks non-compliant deployments automatically. Open Policy Agent (OPA) is the most widely
Testing
Pulumi brings real programming languages to infrastructure — TypeScript, Python, Go, C#. With that comes a genuine testing story: unit tests that mock the cloud provider and integration tests that deploy to a real environment. Pulumi's Testing Model Pulumi provides two distinct testing approaches: Unit testing — uses the Pulumi
Testing
GitOps treats infrastructure like application code: changes go through pull requests, get reviewed, pass CI, and deploy automatically. But infrastructure PRs need different validation than application PRs. A bad dependency upgrade might break a test; a bad Terraform change might delete your database. This guide covers how to build CI/
Testing
AWS CDK (Cloud Development Kit) lets you define AWS infrastructure with TypeScript, Python, Java, or Go. Because CDK produces CloudFormation templates, testing means asserting on the generated template — and CDK provides a first-class testing library for exactly this. CDK Testing Philosophy CDK tests don't deploy real infrastructure