---
# Ci code for building release artifacts.
name: Go Tests
on:
  push: # Master branch checks only validate the build and generate artifacts for testing.
    branches:
      - master
  pull_request: null # PR checks only validate the build and generate artifacts for testing.
concurrency: # This keeps multiple instances of the job from running concurrently for the same ref and event type.
  group: go-test-${{ github.ref }}-${{ github.event_name }}
  cancel-in-progress: true
jobs:
  file-check: # Check what files changed if we’re being run in a PR or on a push.
    name: Check Modified Files
    runs-on: ubuntu-latest
    outputs:
      run: ${{ steps.check-run.outputs.run }}
    steps:
      - name: Checkout
        id: checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
          submodules: recursive
      - name: Check files
        id: check-files
        uses: tj-actions/changed-files@v42
        with:
          since_last_remote_commit: ${{ github.event_name != 'pull_request' }}
          files: |
            **/*.cmake
            CMakeLists.txt
            .github/workflows/go-tests.yml
            packaging/cmake/
            src/go/**
          files_ignore: |
            **/*.md
            src/go/**/metadata.yaml
      - name: List all changed files in pattern
        continue-on-error: true
        env:
          ALL_CHANGED_FILES: ${{ steps.check-files.outputs.all_changed_files }}
        run: |
          for file in ${ALL_CHANGED_FILES}; do
            echo "$file was changed"
          done
      - name: Check Run
        id: check-run
        run: |
          if [ "${{ steps.check-files.outputs.any_modified }}" == "true" ] || [ "${{ github.event_name }}" == "workflow_dispatch" ]; then
            echo 'run=true' >> "${GITHUB_OUTPUT}"
          else
            echo 'run=false' >> "${GITHUB_OUTPUT}"
          fi

  matrix:
    name: Generate Build Matrix
    runs-on: ubuntu-latest
    outputs:
      matrix: ${{ steps.get-version.outputs.matrix }}
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Install dependencies
        run: sudo apt-get update && sudo apt-get upgrade -y && sudo apt-get install -y python3-packaging
      - name: Get Go version and modules
        id: get-version
        run: .github/scripts/get-go-version.py

  tests:
    name: Go toolchain tests
    runs-on: ubuntu-latest
    needs:
      - file-check
      - matrix
    strategy:
      fail-fast: false
      matrix: ${{ fromJson(needs.matrix.outputs.matrix) }}
    steps:
      - name: Skip Check
        id: skip
        if: needs.file-check.outputs.run != 'true'
        run: echo "SKIPPED"
      - name: Install Go
        uses: actions/setup-go@v5
        with:
          go-version: ${{ matrix.version }}
      - name: Checkout
        if: needs.file-check.outputs.run == 'true'
        uses: actions/checkout@v4
        with:
          submodules: recursive
      - name: Go mod download
        if: needs.file-check.outputs.run == 'true'
        run: go mod download
        working-directory: ${{ matrix.module }}
      - name: Compile
        if: needs.file-check.outputs.run == 'true'
        run: |
          CGO_ENABLED=0 go build -o /tmp/go-test-build ${{ matrix.build_target }}
          /tmp/go-test-build --help || true
        working-directory: ${{ matrix.module }}
      - name: Go fmt
        if: needs.file-check.outputs.run == 'true'
        run: |
          go fmt ./... | tee modified-files
          [ "$(wc -l modified-files | cut -f 1 -d ' ')" -eq 0 ] || exit 1
        working-directory: ${{ matrix.module }}
      - name: Go vet
        if: needs.file-check.outputs.run == 'true'
        run: go vet ./...
        working-directory: ${{ matrix.module }}
      - name: Set up gotestfmt
        if: needs.file-check.outputs.run == 'true'
        uses: GoTestTools/gotestfmt-action@v2
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          version: v2.0.0
      - name: Go test
        if: needs.file-check.outputs.run == 'true'
        run: |
          set -euo pipefail
          go test -json ./... -race -count=1 2>&1 | gotestfmt -hide all
        working-directory: ${{ matrix.module }}