ci.yml

# Copied from sociomantic-tsunami/ocean, keep in sync
name: CI

on: [push, pull_request]

jobs:
  main:
    name: Run
    strategy:
      # Disable `fail-fast` because even if things fail for one compiler release
      # or build flavour we still want to see how things perform with the others
      fail-fast: false
      matrix:
        os: [ ubuntu-20.04 ]
        dc: [ dmd-2.092.1, dmd-2.093.1 ]
        flavor: [ prod, devel ]
        # Not a matrix row, but referenced as a constant in this file
        ebtree_version: [ v6.0.socio10 ]
        include:
          - { dc: dmd-2.093.1, coverage: 1, closure_check: 1 }

    runs-on: ${{ matrix.os }}
    timeout-minutes: 30
    steps:
    - name: "Ensure tools/ exists"
      run: mkdir -p ${{ github.workspace }}/tools/

    - name: 'Restore ebtree from cache'
      id: cache-ebtree
      uses: actions/cache@v1
      with:
        path: ${{ github.workspace }}/tools/
        key:  ebtree

    - name: 'Checkout ebtree ${{ matrix.ebtree_version }}'
      uses: actions/checkout@v2
      if: steps.cache-ebtree.outputs.cache-hit != 'true'
      with:
        repository: sociomantic-tsunami/ebtree
        ref: ${{ matrix.ebtree_version }}
        # Relative to Github workspace
        path: tools/ebtree

    - name: 'Build ebtree ${{ matrix.ebtree_version }}'
      if: steps.cache-ebtree.outputs.cache-hit != 'true'
      run: |

        # fpm is used to build the `.deb` and depends on ruby
        sudo apt-get update
        sudo apt-get install -y build-essential ruby ruby-dev
        sudo gem install --no-document fpm
        # Build the debian package
        # Package lives in tools/ebtree/deb/libebtree6[-{dbg,dev}]_$VERSION-distro_arch.deb
        # $VERSION is ${{ matrix.ebtree_version }} without the leading 'v'
        # E.g. libebtree6[-{dbg,dev}]_6.0.socio10-bionic_amd64.deb
        make -C '${{ github.workspace }}/tools/ebtree' deb

    - name: Install dependencies
      run: |
        sudo apt-get update && \
        sudo apt-get install -y libxslt-dev liblzo2-dev libgcrypt-dev libgpg-error-dev
        sudo dpkg -i ${{ github.workspace }}/tools/ebtree/deb/libebtree6*.deb

    - name: Install compiler
      uses: dlang-community/setup-dlang@v1
      with:
        compiler: ${{ matrix.dc }}

    # Checkout this repository and its submodules
    - uses: actions/checkout@v2
      with:
        submodules: true
        # Required for codecov (codecov/codecov-action#190)
        fetch-depth: 2

    - name: Test
      run: |
        make all test V=1 F=${{ matrix.flavor }} COV=${{ matrix.coverage }}

    - name: Test closures
      if: ${{ matrix.closure_check == 1 }}
      env:
        F: ${{ matrix.flavor }}
        DFLAGS: -vgc
      run: |
        # Run tests and write compiler output to temporary file
        compiler_output=`mktemp`
        make fasttest 2>&1 > $compiler_output
        # Ensure there are no lines about closure allocations in the output.
        # Note explicit check for `grep` exit status 1, i.e. no lines found.
        ! grep -e "closure" $compiler_output

    - name: 'Upload coverage'
      if: ${{ matrix.coverage == 1 }}
      uses: codecov/codecov-action@v1
      with:
        flags: ${{ matrix.dc }}-${{ matrix.flavor }}