golang-build-test-coverage.yml

name: golang-build-test-coverage
on:
  push:
     branches-ignore:
      - main
  pull_request:
    branches:    
      - main
  release:

jobs:
  conventional_commits:
    name: Conventional Commits
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
      - uses: webiny/action-conventional-commits@v1.0.5

  build:
    name: Build
    runs-on: ubuntu-latest
    steps:
    - name: Checkout
      uses: actions/checkout@v3
    - name: Setup go
      uses: actions/setup-go@v3
      with:
        go-version-file: './go.mod'
    - name: Get dependencies
      run: |
        go get -v -t -d ./...
        if [ -f Gopkg.toml ]; then
            curl https://raw.githubusercontent.com/golang/dep/master/install.sh | sh
            dep ensure
        fi
    - name: Build
      run: go build -v cmd/main.go
  
  lint:
    name: Lint
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v3
      - name: Setup go
        uses: actions/setup-go@v3
        with:
          go-version-file: './go.mod'
      - name: Lint
        uses: golangci/golangci-lint-action@v3
        # continue-on-error: true
        with:
          # Optional: version of golangci-lint to use in form of v1.2 or v1.2.3 or `latest` to use the latest version
          version: v1.50.1

          # Optional: working directory, useful for monorepos
          # TODO: remove before release
          working-directory: internal

          # Optional: golangci-lint command line arguments.
          args:

          # Optional: show only new issues if it's a pull request. The default value is `false`.
          # only-new-issues: true

          # Optional: if set to true then the all caching functionality will be complete disabled,
          #           takes precedence over all other caching options.
          # skip-cache: true

          # Optional: if set to true then the action don't cache or restore ~/go/pkg.
          # skip-pkg-cache: true

          # Optional: if set to true then the action don't cache or restore ~/.cache/go-build.
          # skip-build-cache: true

  vet:
    name: Vet
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v3
      - name: Setup go
        uses: actions/setup-go@v3
        with:
          go-version-file: './go.mod'
      - name: Vet
        run: |
          go vet ./...

  test:
    name: Unit tests
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v3
      - name: Setup go
        uses: actions/setup-go@v3
        with:
          go-version-file: './go.mod'
      - name: Run unit tests
        run: |
          go test ./... -coverprofile coverage.out -covermode atomic
          go tool cover -func coverage.out
      - uses: actions/upload-artifact@v2
        with:
          name: coverage_report
          path: coverage.out
  
  coverage:
    name: Coverage report
    runs-on: ubuntu-latest
    needs: test
    steps:
      - name: Checkout
        uses: actions/checkout@v3
      - name: Setup go
        uses: actions/setup-go@v3
        with:
          go-version-file: './go.mod'
      - uses: actions/download-artifact@v2
        with:
          name: coverage_report
      - name: Upload coverage to Codecov
        uses: codecov/codecov-action@v2
        with:
          files: coverage.out
          # dry_run: true
          fail_ci_if_error: true
          flags: unittests
      - name: Quality Gate - Test coverage shall be above threshold
        env:
            TESTCOVERAGE_THRESHOLD: 80
        run: |
              echo "Quality Gate: checking test coverage is above threshold ..."
              echo "Threshold             : $TESTCOVERAGE_THRESHOLD %"
              totalCoverage=`go tool cover -func=coverage.out | grep total | grep -Eo '[0-9]+\.[0-9]+'`
              echo "Current test coverage : $totalCoverage %"
              if (( $(echo "$totalCoverage $TESTCOVERAGE_THRESHOLD" | awk '{print ($1 > $2)}') )); then
                  echo "OK"
              else
                  echo "Current test coverage is below threshold. Please add more unit tests or adjust threshold to a lower value."
                  echo "Failed"
                  exit 1
              fi