/**
 * @file test.yml
 * @brief Gitea workflow for running tests
 */

name: Test

on:
  push:
    branches: [main, develop]
  pull_request:
    branches: [main, develop]
  workflow_dispatch:
  schedule:
    - cron: '0 0 * * *'  # Daily at midnight

env:
  PROJECT_NAME: automotive-rtos
  BUILD_DIR: build

jobs:
  # Unit tests
  unit-tests:
    name: Unit Tests
    runs-on: ubuntu-latest
    container:
      image: ghcr.io/automotive-rtos/build-env:latest

    steps:
      - name: Checkout code
        uses: actions/checkout@v3
        with:
          submodules: recursive

      - name: Cache test build
        uses: actions/cache@v3
        with:
          path: ${{ env.BUILD_DIR }}/tests
          key: unit-tests-${{ hashFiles('tests/unit/**/*.c', 'kernel/**/*.c', 'kernel/**/*.h') }}

      - name: Build unit tests
        run: |
          mkdir -p ${{ env.BUILD_DIR }}/tests/unit
          for test_file in tests/unit/test_*.c; do
            test_name=$(basename "$test_file" .c)
            echo "Building $test_name..."
            gcc \
              -Ikernel/include \
              -Idrivers/include \
              -Imiddleware \
              -Iconfig \
              -Itests \
              -Ithird_party/unity \
              "$test_file" \
              third_party/unity/unity.c \
              -o "${{ env.BUILD_DIR }}/tests/unit/$test_name" \
              -Wall -Wextra -Werror \
              -g -O0 \
              -coverage
          done

      - name: Run unit tests
        run: |
          passed=0
          failed=0

          for test_binary in ${{ env.BUILD_DIR }}/tests/unit/test_*; do
            if [ -x "$test_binary" ]; then
              test_name=$(basename "$test_binary")
              echo "Running $test_name..."

              if timeout 60 "$test_binary" > "$test_binary.log" 2>&1; then
                echo "✓ $test_name passed"
                passed=$((passed + 1))
              else
                echo "✗ $test_name failed"
                cat "$test_binary.log"
                failed=$((failed + 1))
              fi
            fi
          done

          echo "Passed: $passed"
          echo "Failed: $failed"

          if [ $failed -gt 0 ]; then
            exit 1
          fi

      - name: Generate coverage report
        run: |
          cd ${{ env.BUILD_DIR }}/tests/unit
          gcov *.gcda

          mkdir -p ../../../${{ env.BUILD_DIR }}/coverage
          gcovr \
            --root ../../.. \
            --exclude tests \
            --exclude third_party \
            --html \
            --html-details \
            -o ../../../${{ env.BUILD_DIR }}/coverage/index.html

      - name: Upload coverage report
        uses: actions/upload-artifact@v3
        with:
          name: coverage-report
          path: ${{ env.BUILD_DIR }}/coverage/

      - name: Upload test logs
        if: always()
        uses: actions/upload-artifact@v3
        with:
          name: unit-test-logs
          path: ${{ env.BUILD_DIR }}/tests/unit/*.log

  # Integration tests
  integration-tests:
    name: Integration Tests
    runs-on: ubuntu-latest
    container:
      image: ghcr.io/automotive-rtos/build-env:latest

    steps:
      - name: Checkout code
        uses: actions/checkout@v3
        with:
          submodules: recursive

      - name: Build integration tests
        run: |
          mkdir -p ${{ env.BUILD_DIR }}/tests/integration
          for test_file in tests/integration/test_*.c; do
            test_name=$(basename "$test_file" .c)
            echo "Building $test_name..."
            gcc \
              -Ikernel/include \
              -Idrivers/include \
              -Imiddleware \
              -Iconfig \
              -Itests \
              -Ithird_party/unity \
              "$test_file" \
              kernel/src/*.c \
              drivers/src/*.c \
              middleware/can_stack/src/*.c \
              third_party/unity/unity.c \
              -o "${{ env.BUILD_DIR }}/tests/integration/$test_name" \
              -Wall -Wextra \
              -g -O0 \
              -pthread
          done

      - name: Run integration tests
        run: |
          passed=0
          failed=0

          for test_binary in ${{ env.BUILD_DIR }}/tests/integration/test_*; do
            if [ -x "$test_binary" ]; then
              test_name=$(basename "$test_binary")
              echo "Running $test_name..."

              if timeout 120 "$test_binary" > "$test_binary.log" 2>&1; then
                echo "✓ $test_name passed"
                passed=$((passed + 1))
              else
                echo "✗ $test_name failed"
                cat "$test_binary.log"
                failed=$((failed + 1))
              fi
            fi
          done

          echo "Passed: $passed"
          echo "Failed: $failed"

          if [ $failed -gt 0 ]; then
            exit 1
          fi

      - name: Upload test logs
        if: always()
        uses: actions/upload-artifact@v3
        with:
          name: integration-test-logs
          path: ${{ env.BUILD_DIR }}/tests/integration/*.log

  # System tests
  system-tests:
    name: System Tests
    runs-on: ubuntu-latest
    container:
      image: ghcr.io/automotive-rtos/build-env:latest
      options: --privileged

    steps:
      - name: Checkout code
        uses: actions/checkout@v3
        with:
          submodules: recursive

      - name: Build system tests
        run: |
          mkdir -p ${{ env.BUILD_DIR }}/tests/system
          for test_file in tests/system/test_*.c; do
            test_name=$(basename "$test_file" .c)
            echo "Building $test_name..."
            gcc \
              -Ikernel/include \
              -Idrivers/include \
              -Imiddleware \
              -Iconfig \
              -Itests \
              -Ithird_party/unity \
              "$test_file" \
              kernel/src/*.c \
              drivers/src/*.c \
              middleware/**/*.c \
              third_party/unity/unity.c \
              -o "${{ env.BUILD_DIR }}/tests/system/$test_name" \
              -Wall -Wextra \
              -g -O0 \
              -pthread \
              -DVIRTUAL_HARDWARE
          done

      - name: Run system tests
        run: |
          passed=0
          failed=0

          for test_binary in ${{ env.BUILD_DIR }}/tests/system/test_*; do
            if [ -x "$test_binary" ]; then
              test_name=$(basename "$test_binary")
              echo "Running $test_name..."

              if timeout 300 "$test_binary" > "$test_binary.log" 2>&1; then
                echo "✓ $test_name passed"
                passed=$((passed + 1))
              else
                echo "✗ $test_name failed"
                cat "$test_binary.log"
                failed=$((failed + 1))
              fi
            fi
          done

          echo "Passed: $passed"
          echo "Failed: $failed"

          if [ $failed -gt 0 ]; then
            exit 1
          fi

      - name: Upload test logs
        if: always()
        uses: actions/upload-artifact@v3
        with:
          name: system-test-logs
          path: ${{ env.BUILD_DIR }}/tests/system/*.log

  # Generate test report
  test-report:
    name: Generate Test Report
    needs: [unit-tests, integration-tests, system-tests]
    if: always()
    runs-on: ubuntu-latest

    steps:
      - name: Download test logs
        uses: actions/download-artifact@v3
        with:
          path: test-logs

      - name: Generate summary
        run: |
          echo "# Test Summary" > test-summary.md
          echo "" >> test-summary.md
          echo "Date: $(date)" >> test-summary.md
          echo "" >> test-summary.md
          echo "## Results" >> test-summary.md
          echo "" >> test-summary.md

          for log_dir in test-logs/*/; do
            if [ -d "$log_dir" ]; then
              echo "### $(basename $log_dir)" >> test-summary.md
              echo "" >> test-summary.md

              for log_file in "$log_dir"/*.log; do
                if [ -f "$log_file" ]; then
                  test_name=$(basename "$log_file" .log)
                  if grep -q "FAIL" "$log_file"; then
                    echo "- ❌ $test_name" >> test-summary.md
                  else
                    echo "- ✅ $test_name" >> test-summary.md
                  fi
                fi
              done

              echo "" >> test-summary.md
            fi
          done

      - name: Upload summary
        uses: actions/upload-artifact@v3
        with:
          name: test-summary
          path: test-summary.md