# @babel/helper-plugin-test-runner > Helper function to support test runner See our website [@babel/helper-plugin-test-runner](https://babeljs.io/docs/en/babel-helper-plugin-test-runner) for more information. ## Install Using npm: ```sh npm install --save-dev @babel/helper-plugin-test-runner ``` or using yarn: ```sh yarn add @babel/helper-plugin-test-runner --dev ```