check_index_version.yml

name: Check index version

on:
  push:
    branches: [ master ]
  pull_request:
    branches: [ master ]
  merge_group:

concurrency:
  group: '${{ github.workflow }} @ ${{ github.event.pull_request.head.label || github.head_ref || github.ref }}'
  cancel-in-progress: true

jobs:
  check-index-version:
    strategy:
      fail-fast: false
      matrix:
        compiler: [gcc]
        compiler-version: [11]
        # We deliberately set `Release` and then `O1`, s.t. we get faster compile times (O1, less optimizations), but
        # smaller binaries (no debug info), because otherwise we run out of memory on GitHub actions.
        warnings: [  "-Wall -Wextra -O1 " ]
        build-type: [Release]

    runs-on: ubuntu-22.04


    steps:
    - uses: actions/checkout@v3
      with:
        submodules: 'recursive'
        path: 'pr'
    - uses: actions/checkout@v3
      with:
        submodules: 'recursive'
        path: 'master'
        ref: 'master'

    - name: Install dependencies
      uses: ./pr/.github/workflows/install-dependencies-ubuntu
    - name: Install compiler
      uses: ./pr/.github/workflows/install-compiler-ubuntu
      with:
        compiler: ${{matrix.compiler}}
        compiler-version: ${{matrix.compiler-version}}
    - name: Configure CMake Master
      working-directory: ${{github.workspace}}/master
      run:  cmake -B build -DCMAKE_BUILD_TYPE=${{matrix.build-type}} -DCMAKE_TOOLCHAIN_FILE="$(pwd)/toolchains/${{matrix.compiler}}${{matrix.compiler-version}}.cmake" -DADDITIONAL_COMPILER_FLAGS="${{matrix.warnings}} ${{matrix.asan-flags}} ${{matrix.ubsan-flags}}" -DUSE_PARALLEL=true -DRUN_EXPENSIVE_TESTS=true -DENABLE_EXPENSIVE_CHECKS=true
    - name: Configure CMake PR
      working-directory: ${{github.workspace}}/pr
      run:  cmake -B build -DCMAKE_BUILD_TYPE=${{matrix.build-type}} -DCMAKE_TOOLCHAIN_FILE="$(pwd)/toolchains/${{matrix.compiler}}${{matrix.compiler-version}}.cmake" -DADDITIONAL_COMPILER_FLAGS="${{matrix.warnings}} ${{matrix.asan-flags}} ${{matrix.ubsan-flags}}" -DUSE_PARALLEL=true -DRUN_EXPENSIVE_TESTS=true -DENABLE_EXPENSIVE_CHECKS=true

    - name: Build master
        # Build your program with the given configuration
        # Only build the actually required executables to save space on the device.
      run: |
        cmake --build ${{github.workspace}}/master/build --config ${{matrix.build-type}} --target IndexBuilderMain -- -j $(nproc)
        cmake --build ${{github.workspace}}/master/build --config ${{matrix.build-type}} --target ServerMain -- -j $(nproc)
        cmake --build ${{github.workspace}}/master/build --config ${{matrix.build-type}} --target PrintIndexVersionMain -- -j $(nproc)

    - name: E2E on Master
      working-directory: ${{github.workspace}}/master
      run:  e2e/e2e.sh
    - name: Get index version master
      working-directory: ${{github.workspace}}/master/build
      run: |
        if test -f "./PrintIndexVersionMain"; then
          echo 'index_version_master<<EOF' >> $GITHUB_ENV
          ./PrintIndexVersionMain >> $GITHUB_ENV
          echo 'EOF' >> $GITHUB_ENV
        else
          echo 'index_version_master={}' >> $GITHUB_ENV
        fi
    - name: Clean master
      run:  cmake --build ${{github.workspace}}/master/build --target clean
    - name: BuildPr
      # also only build the required executables here.
      run: |  
        cmake --build ${{github.workspace}}/pr/build --config ${{matrix.build-type}} --target IndexBuilderMain -- -j $(nproc)
        cmake --build ${{github.workspace}}/pr/build --config ${{matrix.build-type}} --target ServerMain -- -j $(nproc)
        cmake --build ${{github.workspace}}/pr/build --config ${{matrix.build-type}} --target PrintIndexVersionMain -- -j $(nproc)
    - name: Get index version PR
      working-directory: ${{github.workspace}}/pr/build
      run: |
          echo 'index_version_pr<<EOF' >> $GITHUB_ENV
          ./PrintIndexVersionMain >> $GITHUB_ENV
          echo 'EOF' >> $GITHUB_ENV
    - name: Print index versions
      run : |
        echo '${{ fromJson(env.index_version_master)}}'
        echo '${{ fromJson(env.index_version_pr)}}'
    - name: E2E on PR using index from Master
      if: env.index_version_master == env.index_version_pr
      working-directory: ${{github.workspace}}/pr
      run:  e2e/e2e.sh -i ../master