coverage.yml

name: Coverage
on:
  pull_request:
  push:
    branches:
      - main

env:
  DD_APPSEC_WAF_TIMEOUT: 5s

jobs:
  test:
    strategy:
      fail-fast: true
      matrix:
        runs-on: [macos, ubuntu, windows]
        cgo-enabled: [0, 1]
        tags:
          - '' # Default behavior
          - 'go1.22' # Unsupported (too new) Go version
          - 'datadog.no_waf' # Explicit WAF disable

    runs-on: ${{ matrix.runs-on }}-latest
    name: ${{ matrix.runs-on }} CGO=${{ matrix.cgo-enabled }} -tags="${{ matrix.tags }}"

    steps:
      - uses: actions/checkout@v3
      - uses: actions/setup-go@v4
        with:
          cache: true
      - name: Install gotestsum
        run: go install gotest.tools/gotestsum@latest
      - name: go test
        env:
          CGO_ENABLED: ${{ matrix.cgo-enabled }}
        shell: bash # Also on Windows!!
        run: |-
          mkdir -p coverage
          gotestsum -- -tags='${{ matrix.tags }}'                                                                       \
            -v -shuffle=on                                                                                               \
            -coverprofile=coverage/${{ matrix.runs-on }}-${{ matrix.cgo-enabled }}-${{ matrix.tags }}.gocov              \
            -covermode=atomic                                                                                           \
            ./...
      - uses: actions/upload-artifact@v3
        with:
          name: coverprofiles
          path: coverage/*.gocov

  report:
    needs: test
    runs-on: ubuntu-latest
    steps:
      - uses: actions/setup-go@v4
      - name: Install gocovmerge
        run: go install go.shabbyrobe.org/gocovmerge/cmd/gocovmerge@latest
      - name: Install go-cover-treemap
        run: go install github.com/nikolaydubina/go-cover-treemap@latest
      - uses: actions/download-artifact@v3
        with:
          name: coverprofiles
      - name: Merge all profiles
        run: gocovmerge *.gocov > full-coverage.gocov
      - name: Generate Tree Map
        run: go-cover-treemap -coverprofile full-coverage.gocov > coverage-tree-map.svg
      - uses: actions/upload-artifact@v3
        with:
          name: coverage-tree-map.svg
          path: coverage-tree-map.svg