tests.yaml

name: CI Tests

permissions:
  contents: read

on:
  pull_request:
    branches: [main]
    paths:
      - "**.go"
      - go.mod
      - go.sum
      - .github/workflows/**

jobs:
  # ============================================================================
  # Unit Tests - All Components
  # ============================================================================
  unit-tests:
    name: Unit Tests
    runs-on: ubuntu-latest

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

      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version: "1.23"
          cache: true

      - name: Install dependencies
        run: make deps

      # Database Layer Tests
      - name: Test Database Layer
        run: |
          echo "::group::Database Tests"
          go test -v -cover ./internal/db/...
          echo "::endgroup::"

      # Configuration Tests
      - name: Test Configuration
        run: |
          echo "::group::Configuration Tests"
          go test -v ./internal/conf/...
          echo "::endgroup::"

      # Models Tests
      - name: Test Models
        run: |
          echo "::group::Models Tests"
          go test -v ./internal/models/...
          echo "::endgroup::"

      # Blob Storage Tests
      - name: Test Blob Storage
        run: |
          echo "::group::Blob Storage Tests"
          go test -v ./internal/blobstorage/...
          echo "::endgroup::"

      # IMAP Server Tests - Authentication
      - name: Test IMAP Authentication
        run: |
          echo "::group::IMAP Authentication Tests"
          go test -tags=test -coverprofile=auth_coverage.out ./internal/server/auth/...
          COVERAGE=$(go tool cover -func=auth_coverage.out | grep total | awk '{print $3}' | sed 's/%//')
          echo "Auth folder coverage: ${COVERAGE}%"
          if (( $(echo "$COVERAGE < 80.0" | bc -l) )); then
            echo "Error: Auth coverage is below 80% (current: ${COVERAGE}%)"
            exit 1
          fi
          echo "✓ Auth coverage meets target (≥80%)"
          echo "::endgroup::"

      # IMAP Server Tests - Mailbox Management
      - name: Test IMAP Mailbox Management
        run: |
          echo "::group::IMAP Mailbox Tests"
          go test -tags=test -v ./internal/server/mailbox/...
          echo "::endgroup::"

      # IMAP Server Tests - Message Operations
      - name: Test IMAP Message Operations
        run: |
          echo "::group::IMAP Message Tests"
          go test -tags=test -v ./internal/server/message/...
          echo "::endgroup::"

      # IMAP Server Tests - Extensions
      - name: Test IMAP Extensions
        run: |
          echo "::group::IMAP Extensions Tests"
          go test -tags=test -v ./internal/server/extension/...
          echo "::endgroup::"

      # IMAP Server Tests - Selection & UID
      - name: Test Selection & UID Commands
        run: |
          echo "::group::Selection & UID Tests"
          go test -tags=test -v ./internal/server/selection/...
          go test -tags=test -v ./internal/server/uid/...
          echo "::endgroup::"

      # IMAP Server Tests - Core
      - name: Test Core IMAP Server
        run: |
          echo "::group::Core Server Tests"
          go test -tags=test -v ./internal/server -run "^Test[^A-Z]"
          echo "::endgroup::"

      # IMAP Server Tests - Middleware
      - name: Test Server Middleware
        run: |
          echo "::group::Middleware Tests"
          go test -tags=test -v ./internal/server/middleware/...
          echo "::endgroup::"

      # IMAP Server Tests - Utilities
      - name: Test Server Utilities
        run: |
          echo "::group::Server Utilities Tests"
          go test -v ./internal/server/utils/...
          go test -v ./internal/server/response/...
          echo "::endgroup::"

      # Delivery Service Tests
      - name: Test Delivery Service
        run: |
          echo "::group::Delivery Service Tests"
          go test -tags=test -v ./internal/delivery/...
          echo "::endgroup::"

      # SASL Authentication Service Tests
      - name: Test SASL Authentication Service
        run: |
          echo "::group::SASL Service Tests"
          go test -tags=test -v ./internal/sasl/...
          echo "::endgroup::"

      # Race Condition Detection
      - name: Run Race Detector
        run: |
          echo "::group::Race Condition Tests"
          go test -tags=test -race ./...
          echo "::endgroup::"

      - name: Test Summary
        if: always()
        run: |
          echo "========================================="
          echo "All unit tests completed!"
          echo "========================================="

  # ============================================================================
  # Integration Tests - Cross-Module Testing
  # ============================================================================
  integration-tests:
    name: Integration Tests
    runs-on: ubuntu-latest
    needs: unit-tests  # Run integration tests after unit tests pass

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

      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version: "1.23"
          cache: true

      - name: Install dependencies
        run: make deps

      # Database Integration Tests
      - name: Test Database Integration
        run: |
          echo "::group::Database Integration Tests"
          make test-integration-db
          echo "::endgroup::"

      # IMAP Server Integration Tests
      - name: Test IMAP Server Integration
        run: |
          echo "::group::IMAP Server Integration Tests"
          make test-integration-server
          echo "::endgroup::"

      # LMTP Delivery Integration Tests
      - name: Test LMTP Delivery Integration
        run: |
          echo "::group::LMTP Delivery Integration Tests"
          make test-integration-delivery
          echo "::endgroup::"

      # SASL Authentication Integration Tests
      - name: Test SASL Authentication Integration
        run: |
          echo "::group::SASL Authentication Integration Tests"
          make test-integration-sasl
          echo "::endgroup::"

      # Integration Test Summary
      - name: Integration Test Summary
        if: always()
        run: |
          echo "========================================="
          echo "All integration tests completed!"
          echo "========================================="

  # ============================================================================
  # End-to-End Tests - Makefile Target
  # ============================================================================
  e2e_make:
    name: E2E (Makefile) Tests
    runs-on: ubuntu-latest
    needs: integration-tests
    timeout-minutes: 40
    env:
      RAVEN_E2E_CONFIG: test/e2e/config/test.yaml
    steps:
      - uses: actions/checkout@v4
      - name: Setup Go
        uses: actions/setup-go@v4
        with:
          go-version: '1.25'
      - name: Cache Go modules
        uses: actions/cache@v4
        with:
          path: |
            ~/.cache/go-build
            ${{ env.GOMODCACHE }}
          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
          restore-keys: |
            ${{ runner.os }}-go-
      - name: Install dependencies
        run: go mod download
      - name: Run E2E (Makefile)
        run: |
          # Use the project's Makefile target to run the e2e suite
          make test-e2e
      - name: Upload e2e artifacts (Makefile)
        if: always()
        uses: actions/upload-artifact@v4
        with:
          name: e2e-artifacts-make
          path: |
            coverage_e2e.out
            coverage_e2e.html
            test/e2e/*.log