go-test.yml

name: go test

on:
  push:
    tags:
      - v*
    branches:
      - master

  pull_request:

jobs:
  lint:
    name: Lint
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v6
      - uses: actions/setup-go@v6
        with:
          go-version: stable
          check-latest: true
          cache: true
          cache-dependency-path: '**/go.sum'
      - name: golangci-lint
        uses: golangci/golangci-lint-action@v9
        with:
          version: latest
          only-new-issues: true
          skip-cache: true

  module-test:
    name: Run unit tests on all modules in this repo
    runs-on: ${{ matrix.os }}

    strategy:
      matrix:
        os: [ ubuntu-latest, macos-latest, windows-latest ]
        go_version: ['oldstable', 'stable']

    steps:
    - uses: actions/checkout@v6
    - uses: actions/setup-go@v6
      with:
        go-version: '${{ matrix.go_version }}'
        check-latest: true
        cache: true
        cache-dependency-path: '**/go.sum'
    - name: Run unit tests
      shell: bash
      env:
        # *.coverage.* pattern is automatically detected by codecov
        COVER_PROFILE:  'all_modules.coverage.${{ matrix.os }}.${{ matrix.go_version }}.out'
      run: |
        # when go1.25 becomes the oldstable, we may replace this bash with "go work test"
        declare -a ALL_MODULES
        BASH_MAJOR=$(echo $BASH_VERSION|cut -d'.' -f1)
        if [[ "${BASH_MAJOR}" -ge 4 ]] ; then
          mapfile ALL_MODULES < <(go list -f '{{.Dir}}/...' -m)
        else
          # for older bash versions, e.g. on macOS runner. This fallback will eventually disappear.
          while read line ; do
            ALL_MODULES+=("${line}")
          done < <(go list -f '{{.Dir}}/...' -m)
        fi
        echo "::notice title=Modules found::${ALL_MODULES[@]}"

        # with go.work file enabled, go test recognizes sub-modules and collects all packages to be covered
        # without specifying -coverpkg.
        go test -v -race -coverprofile="${COVER_PROFILE}" -covermode=atomic ${ALL_MODULES[@]}

    - name: Upload coverage to codecov
      uses: codecov/codecov-action@v5
      with:
        flags: '${{ matrix.go_version }}-${{ matrix.os }}'
        fail_ci_if_error: false
        verbose: true

  test:
    needs: [ module-test ]
    name: Test
    runs-on: ubuntu-latest
    steps:
      - name: Tests complete
        run: |
          echo "All tests completed"