ci.yml

name: CI

on:
  push:
    branches: [master, main, develop]
    paths-ignore:
      - "**.md"
      - "LICENSE.txt"
      - ".gitignore"
      - "context/**"
      - "TODO.md"
      - "examples/**/README.md"
      - "**/*.png"
      - "**/*.jpg"
  pull_request:
    branches: [master, main, develop]
    paths-ignore:
      - "**.md"
      - "LICENSE.txt"
      - ".gitignore"
      - "context/**"
      - "TODO.md"
      - "examples/**/README.md"
      - "**/*.png"
      - "**/*.jpg"

jobs:
  test:
    name: Test
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version: "1.25"

      - name: Cache Go modules
        uses: actions/cache@v4
        with:
          path: |
            ~/.cache/go-build
            ~/go/pkg/mod
          key: ${{ runner.os }}-go-1.25-${{ hashFiles('**/go.sum') }}
          restore-keys: |
            ${{ runner.os }}-go-1.25-

      - name: Download dependencies
        run: go mod download

      - name: Verify dependencies
        run: go mod verify

      - name: Run tests
        shell: bash
        run: go test -v -race -coverprofile=coverage.out -covermode=atomic $(go list ./... | grep -v '/examples/')

      - name: Upload coverage to Codecov
        if: matrix.os == 'ubuntu-latest'
        uses: codecov/codecov-action@v4
        with:
          file: ./coverage.out
          flags: unittests
          name: codecov-umbrella
          fail_ci_if_error: false

  lint:
    name: Lint
    runs-on: ubuntu-latest

    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version: "1.25"

      - name: Run golangci-lint
        uses: golangci/golangci-lint-action@v8
        with:
          version: latest
          args: --timeout=5m
          skip-cache: true

  format:
    name: Format Check
    runs-on: ubuntu-latest

    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version: "1.25"

      - name: Check formatting
        run: |
          if [ -n "$(gofmt -s -l .)" ]; then
            echo "Code is not formatted. Please run 'gofmt -s -w .'"
            gofmt -s -d .
            exit 1
          fi

  build-examples:
    name: Build Examples
    runs-on: ubuntu-latest

    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version: "1.25"

      - name: Build basic example
        run: go build -o /tmp/basic ./examples/basic/main.go

      - name: Build diskcache example
        run: go build -o /tmp/diskcache ./examples/diskcache/main.go

      - name: Build leveldb example
        run: go build -o /tmp/leveldb ./examples/leveldb/main.go

      - name: Build redis example
        run: go build -o /tmp/redis ./examples/redis/main.go

      - name: Build custom-backend example
        run: go build -o /tmp/custom-backend ./examples/custom-backend/main.go

  integration-redis:
    name: Integration Tests (Redis)
    runs-on: ubuntu-latest

    services:
      redis:
        image: redis:7-alpine
        ports:
          - 6379:6379
        options: >-
          --health-cmd "redis-cli ping"
          --health-interval 10s
          --health-timeout 5s
          --health-retries 5

    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version: "1.25"

      - name: Run Redis tests
        run: go test -v ./redis/...
        env:
          REDIS_URL: localhost:6379

  integration-memcache:
    name: Integration Tests (Memcache)
    runs-on: ubuntu-latest

    services:
      memcached:
        image: memcached:1.6-alpine
        ports:
          - 11211:11211

    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version: "1.25"

      - name: Run Memcache tests
        run: go test -v ./memcache/...
        env:
          MEMCACHE_URL: localhost:11211