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Code Coverage Assistant

CI

GitHub Action to assist the pull request with code coverage stats

  • ✅  Code coverage comment for monorepo
  • ✅  Code coverage comment for single repo
  • ✅  Code coverage diff from base branch

The report is based on the lcov coverage report generated by your test runner.

Usage

Just add this action to one of your workflow files:

- name: Add coverage comment
  uses: ScaCap/code-coverage-assistant@<master | latest tag>

Action inputs

The possible inputs for this action are:

Parameter Description Default
github-token (Required) Github token used for posting the comment. To use the key provided by the GitHub action runner, use ${{ secrets.GITHUB_TOKEN }}.
monorepo-base-path (Optional) The location of your monrepo packages path
lcov-file (Optional) The location of the lcov file to read the coverage report. Needed only for single repos ./coverage/lcov.info
lcov-base (Optional) The location of the lcov file resulting from running the tests in the base branch. When this is set a diff of the coverage percentages is shown. Needed only for single repos.

Examples

Code coverage comment for monorepo

uses: ScaCap/code-coverage-assistant@v1
with:
    github-token: ${{ secrets.GITHUB_TOKEN }}
    monorepo-base-path: "./packages"

Code coverage comment for single repo

uses: ScaCap/code-coverage-assistant@v1
with:
    github-token: ${{ secrets.GITHUB_TOKEN }}
    lcov-file: "./app/coverage/lcov.info"

Code coverage comment with diff

⚠️  Note: This config expects a lcov-base.info coverage file for base branch in your .coverage dir

uses: ScaCap/code-coverage-assistant@v1
with:
    github-token: ${{ secrets.GITHUB_TOKEN }}
    monorepo-base-path: "./packages"

Development

Contributing

Contributions are encouraged! Fork this repo and open a pull request.

Commands

command description
test Run the unit tests
eslint Run eslint on all applicable files
format Run prettier on all applicable files
build build the dist file. You are required to run this locally in order to build the dist before opening a PR.

Releasing

This action follows semantic versioning.

Creating a release

  • Ensure master is up to date with all the changes for the next release
  • In the GitHub releases page, click "draft a new release"
    • Choose a tag matching this pattern: vX.X.X
    • Choose master as the target
    • Use the exact tag as the release title
    • Write a description containing all the changes since the last release, and detailing any breaking changes
    • Choose "Publish Release"
  • Github will create the release and add the appropriate tag

Acknowledgements

The initial code is based on romeovs/lcov-reporter-action.

Thanks to:

License

MIT