Unit-test Helm charts with YAML assertions before deployment templates reach clusters with helm-unittest

Render a Helm chart locally and assert on the generated Kubernetes objects before a broken template makes it to a cluster.

Prerequisites

Helm, the helm-unittest plugin or container image, a Helm chart repository, and chart test files written in YAML.

Installation

Use the upstream install or setup path that matches your environment:

• docker run -ti --rm -v $(pwd):/apps helmunittest/helm-unittest
• docker run -ti --rm -v $(pwd):/apps helmunittest/helm-unittest:3.11.1-0.3.0
• docker run -ti --rm -v $(pwd):/apps helmunittest/helm-unittest:3.11.1-0.3.0 .
• docker run -ti --rm -v $(pwd):/apps helmunittest/helm-unittest:3.11.1-0.3.0 -o test-output.xml -t junit .

Requirements and caveats from upstream:

• Docker Usage
• ^* for Helm 4, installation using webhooks GPG verification is not supported, so --verify=false is required when installing from git repository. </br>

• Docker Usage

Basic usage or getting-started notes:

• Usage

• Example

• When not defining any versions, it will install the latest version of binary into helm plugin directory, otherwise it will install the specified version.

• Source: https://github.com/helm-unittest/helm-unittest

• Extracted from upstream docs: https://raw.githubusercontent.com/helm-unittest/helm-unittest/HEAD/README.md

Documentation

• https://github.com/helm-unittest/helm-unittest

Source

• Agent Skill Exchange