test using containers

Author: arturcic

.dockeignore

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+.github/
+.idea/
+run/
+
+[Bb]in/
+[Oo]bj/

.github/workflows/native-test.yml

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+name: native-test
+on:
+  workflow_dispatch:
+    inputs:
+      version:
+        description: 'LibGit2Sharp.Native version to test'
+        required: true
+        default: '2.0.315-alpha.0.7'
+jobs:
+  native_test:
+    name: Test on [${{ matrix.arch }}] net${{ matrix.sdk }} SDK - ${{ matrix.os }}
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        arch: [ amd64, arm64 ]
+        sdk:  [ '6.0', '5.0', '3.1' ]
+        os:   [ alpine.3.12, alpine.3.13, alpine.3.14, centos.7, centos.8, debian.9, debian.10, debian.11, fedora.33, ubuntu.18.04, ubuntu.20.04 ]
+        exclude:
+        - arch: arm64
+          os: alpine.3.12
+        - arch: arm64
+          os: alpine.3.13
+          sdk: '3.1'
+        - arch: arm64
+          os: alpine.3.14
+          sdk: '3.1'
+        - arch: arm64
+          os: centos.7
+      fail-fast: false
+    steps:
+      - name: Checkout
+        uses: actions/[email protected]
+        with:
+            fetch-depth: 0
+      - name: Setup QEMU
+        uses: docker/setup-qemu-action@v1
+        if: matrix.arch == 'arm64'
+      - name: Setup Docker Buildx
+        uses: docker/setup-buildx-action@v1
+        with:
+            install: true
+      - name: Build Docker Image
+        run: |
+            [[ ${{ matrix.sdk }} = '3.1' ]] && target="netcoreapp${{ matrix.sdk }}" || target="net${{ matrix.sdk }}"
+
+            docker buildx build -t native-test --output type=docker -f Dockerfile \
+                    --platform linux/${{ matrix.arch }} \
+                    --build-arg DISTRO=${{ matrix.os }} \
+                    --build-arg SDK=${{ matrix.sdk }} \
+                    --build-arg TARGET=$target \
+                    --build-arg VERSION=${{ github.event.inputs.version }} .
+
+      - name: Verify native binaries
+        run: docker run --rm --platform linux/${{ matrix.arch }} --name native-test native-test

Dockerfile

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+ARG DISTRO
+ARG SDK
+FROM gittools/build-images:$DISTRO-sdk-$SDK
+COPY . ./
+
+ARG TARGET
+ARG VERSION
+
+RUN dotnet build ./LibGit2Sharp.LoadTest -p:TargetFrameworks=${TARGET} --output run -p:NativeBinaries=${VERSION}
+
+CMD [ "dotnet", "run/native-test.dll" ]