coverage.yaml

name: Generate code coverage badge

on:
  pull_request:
    branches:
      - main
    paths:
      - '**.go'

permissions:
  contents: write

jobs:
  test:
    runs-on: ubuntu-latest
    name: Update coverage badge
    steps:
      - name: Checkout
        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
        with:
          fetch-depth: 0 # otherwise, there would be errors pushing refs to the destination repository.

      - name: Setup go
        uses: actions/setup-go@3041bf56c941b39c61721a86cd11f3bb1338122a # v5
        with:
          go-version-file: 'go.mod'

      - name: Run Test
        # re-enable new coverage flow once this issue is resolved, https://github.com/golang/go/issues/65570
        run: |
          GOEXPERIMENT=nocoverageredesign go test -v ./... -covermode=count -coverprofile=coverage.out
          go tool cover -func=coverage.out -o=coverage.out

      - name: Go Coverage Badge  # Pass the `coverage.out` output to this action
        uses: tj-actions/coverage-badge-go@84540b9f82b4f569ac9f248cf6f2893ac3cc4791 # v2
        with:
          filename: coverage.out

      - name: Verify Changed files
        uses: tj-actions/verify-changed-files@6ed7632824d235029086612d4330d659005af687 # v20
        id: verify-changed-files
        with:
          files: README.md

      - name: Commit changes
        if: steps.verify-changed-files.outputs.files_changed == 'true'
        run: |
          git config --local user.email "action@github.com"
          git config --local user.name "GitHub Action"
          git add README.md
          git commit -m "chore(docs): updated coverage badge."

      - name: Push changes
        if: steps.verify-changed-files.outputs.files_changed == 'true'
        uses: ad-m/github-push-action@master
        with:
          github_token: ${{ github.token }}
          branch: ${{ github.head_ref }}