Test helpers for developing @glimmer/component and @glimmer/application

Usage no npm install needed!

<script type="module">
  import glimmerApplicationTestHelpers from 'https://cdn.skypack.dev/@glimmer/application-test-helpers';



npm version

This project contains test helpers used to develop the @glimmer/application and @glimmer/component packages.

This project is not intended for testing Glimmer applications.


Add this package to your project with Yarn:

yarn add @glimmer/application-test-helpers

Or alternatively with npm:

npm install --save-dev @glimmer/application-test-helpers


For the development of this project, Yarn is preferred over npm. However, any Yarn command can be replaced by the npm equivalent. See Migration from npm in the Yarn documentation for a list of the equivalent commands.

  • Clone repository locally: git clone https://github.com/glimmerjs/glimmer-application-test-helpers.git
  • Install dependencies: yarn, or yarn install
  • Open project in your editor of choice and make your changes
  • Run tests: yarn run test


Bug reports and pull requests are welcome on GitHub at https://github.com/glimmerjs/glimmer-application-test-helpers.


Thanks to Monegraph for funding the initial development of this library.


MIT License.