protobuf/.github/workflows/test_csharp.yml

name: C# Tests

on:
  workflow_call:
    inputs:
      safe-checkout:
        required: true
        description: "The SHA key for the commit we want to run over"
        type: string

permissions:
  contents: read

jobs:
  # All C# jobs are currently run on presubmit
  # If you wish to add continuous-only jobs you will need to import test-type above
  linux:
    name: Linux
    runs-on: ubuntu-22-4core
    steps:
      - name: Checkout pending changes
        uses: protocolbuffers/protobuf-ci/checkout@v5
        with:
          ref: ${{ inputs.safe-checkout }}

      # TODO Run this with Bazel once codegen is handled properly.
      - name: Run tests
        uses: protocolbuffers/protobuf-ci/docker@v5
        with:
          image: us-docker.pkg.dev/protobuf-build/containers/test/linux/csharp:8.0.1-3.1.415-6.0.100-b77fdae6d4771789dfc66a56bf8d806354e8011a
          credentials: ${{ secrets.GAR_SERVICE_ACCOUNT }}
          entrypoint: /bin/bash
          command: >-
            -cex "
            cd csharp &&
            dotnet restore src/Google.Protobuf.sln &&
            dotnet build -c Release src/Google.Protobuf.sln &&
            dotnet test -c Release -f net6.0 src/Google.Protobuf.Test/Google.Protobuf.Test.csproj"

      - name: Clear bazel between docker instances
        run: sudo rm -rf _build .repository-cache

      - name: Run conformance tests
        uses: protocolbuffers/protobuf-ci/bazel-docker@v5
        with:
          image: us-docker.pkg.dev/protobuf-build/containers/test/linux/csharp:8.0.1-3.1.415-6.0.100-b77fdae6d4771789dfc66a56bf8d806354e8011a
          credentials: ${{ secrets.GAR_SERVICE_ACCOUNT }}
          bazel-cache: csharp_linux
          bazel: test //csharp:conformance_test --action_env=DOTNET_CLI_TELEMETRY_OPTOUT=1 --test_env=DOTNET_CLI_HOME=/home/bazel

  windows:
    name: Windows
    runs-on: windows-2022
    steps:
      - name: Checkout pending changes
        uses: protocolbuffers/protobuf-ci/checkout@v5
        with:
          ref: ${{ inputs.safe-checkout }}

      - name: Setup dotnet
        uses: actions/setup-dotnet@baa11fbfe1d6520db94683bd5c7a3818018e4309  # v5.1.0
        with:
          dotnet-version: '6.0.x'

      - name: Run tests
        uses: protocolbuffers/protobuf-ci/bash@v5
        with:
          bazel-version: 8.0.1
          credentials: ${{ secrets.GAR_SERVICE_ACCOUNT }}
          command: |
            dotnet build csharp/src/Google.Protobuf.sln
            dotnet test csharp/src/Google.Protobuf.Test/Google.Protobuf.Test.csproj

  linux-aarch64:
    name: Linux aarch64
    runs-on: ubuntu-latest
    steps:
      - name: Checkout pending changes
        uses: protocolbuffers/protobuf-ci/checkout@v5
        with:
          ref: ${{ inputs.safe-checkout }}

      - name: Build protobuf C# tests under x86_64 docker image
        # Tests are built "dotnet publish" because we want all the dependencies to the copied to the destination directory
        # (we want to avoid references to ~/.nuget that won't be available in the subsequent docker run)
        uses: protocolbuffers/protobuf-ci/docker@v5
        with:
          image: mcr.microsoft.com/dotnet/sdk:6.0.100-bullseye-slim
          credentials: ${{ secrets.GAR_SERVICE_ACCOUNT }}
          command: >-
            /bin/bash -cex '
            DOTNET_CLI_TELEMETRY_OPTOUT=true
            DOTNET_SKIP_FIRST_TIME_EXPERIENCE=true
            dotnet publish -c Release -f net6.0 /workspace/csharp/src/Google.Protobuf.Test/Google.Protobuf.Test.csproj'

      - name: Use an actual aarch64 docker image to run protobuf C# tests with an emulator
        # "dotnet vstest" allows running tests from a pre-built project.
        # * mount the protobuf root as /work to be able to access the crosscompiled files
        # * to avoid running the process inside docker as root (which can pollute the workspace with files owned by root), we force
        #   running under current user's UID and GID. To be able to do that, we need to provide a home directory for the user
        #   otherwise the UID would be homeless under the docker container and pip install wouldn't work. For simplicity,
        #   we just run map the user's home to a throwaway temporary directory
        uses: protocolbuffers/protobuf-ci/docker@v5
        with:
          image: mcr.microsoft.com/dotnet/sdk:6.0.100-bullseye-slim-arm64v8
          skip-staleness-check: true
          credentials: ${{ secrets.GAR_SERVICE_ACCOUNT }}
          command: >-
            /bin/bash -cex '
            DOTNET_CLI_TELEMETRY_OPTOUT=true
            DOTNET_SKIP_FIRST_TIME_EXPERIENCE=true
            dotnet vstest /workspace/csharp/src/Google.Protobuf.Test/bin/Release/net6.0/publish/Google.Protobuf.Test.dll'