test.yml

name: Build and Test

on:
  push:
    branches: ["main"]
  pull_request:
    branches: ["main"]

jobs:
  build_and_test:
    runs-on: ubuntu-latest

    steps:
    - name: Checkout repository
      uses: actions/checkout@v4
      with:
        submodules: true

    - name: Install build dependencies
      run: |
        sudo apt-get update
        sudo apt-get install -y clang llvm build-essential qemu-system-x86 mtools iasl

    - name: Build PatchworkOS
      run: make all DEBUG=1 TESTING=1 QEMU_EXIT_ON_PANIC=1

    - name: Inspect kernel ELF
      run: |
        echo "=== Kernel ELF Program Headers ==="
        readelf -l bin/kernel/kernel || true
        echo "=== Kernel ELF Section Headers ==="
        readelf -S bin/kernel/kernel || true
        echo "=== Kernel file size ==="
        ls -la bin/kernel/kernel

    - name: Verify PatchworkOS.img exists
      run: |
        if [ ! -f bin/PatchworkOS.img ]; then
          echo "Error: bin/PatchworkOS.img not found after build!"
          exit 1
        fi

    - name: Run PatchworkOS with QEMU
      id: qemu_test
      run: |
        setsid make run DEBUG=1 TESTING=1 QEMU_EXIT_ON_PANIC=1 QEMU_NOGRAPHIC=1 &
        QEMU_PID=$!
        echo "QEMU process started with PID=$QEMU_PID"
        echo "QEMU_PID=$QEMU_PID" >> $GITHUB_OUTPUT

        echo "Leting QEMU run for a bit..."
        sleep 120

        if ps -p $QEMU_PID > /dev/null
        then
          echo "QEMU is still running, indicating no error."
          echo "Killing QEMU process (PID: $QEMU_PID)..."
          kill $QEMU_PID

          if ps -p $QEMU_PID > /dev/null
          then
            echo "QEMU process (PID=$QEMU_PID) did not terminate, forcing kill."
            kill -9 $QEMU_PID
          fi
          exit 0
        else
          echo "QEMU process (PID=$QEMU_PID) terminated unexpectedly, assuming kernel panicked."
          exit 1
        fi