Add GitHub Action build and test workflow

.github/workflows/msvc.yml

@@ -0,0 +1,70 @@
+name: MSVC Tests
+on:
+  push:
+  pull_request:
+    branches:
+      - master
+
+jobs:
+  test-cppwinrt:
+    strategy:
+      matrix:
+        arch: [x86, x64, arm64]
+        config: [Debug, Release]
+        exclude:
+          - arch: arm64
+            config: Debug
+    runs-on: windows-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Test all
+        run: |
+          $VSDevCmd = & "${env:ProgramFiles(x86)}\Microsoft Visual Studio\Installer\vswhere" -latest -find Common7\tools\VSDevCmd.bat
+          if (!$VSDevCmd) { return 1 }
+          echo "Using VSDevCmd: ${VSDevCmd}"
+          cmd /c "${VSDevCmd}" "&" build_test_all.cmd ${{ matrix.arch }} ${{ matrix.config }}
+
+      - name: Upload test log
+        if: matrix.arch != 'arm64'
+        uses: actions/upload-artifact@v3
+        with:
+          name: test-output-${{ matrix.arch }}-${{ matrix.config }}
+          path: "*_results.txt"
+
+      - name: Check test failure
+        if: matrix.arch != 'arm64'
+        run: |
+          if (Test-Path "test_failures.txt") {
+            Get-Content "test_failures.txt" | ForEach-Object {
+              Write-Error "error: Test '$_' failed!"
+            }
+            return 1
+          }
+          if (!(Test-Path "*_results.txt")) {
+            Write-Error "error: No test output found!"
+            return 1
+          }
+
+  build-nuget:
+    runs-on: windows-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Package
+        run: |
+          $VSDevCmd = & "${env:ProgramFiles(x86)}\Microsoft Visual Studio\Installer\vswhere" -latest -find Common7\tools\VSDevCmd.bat
+          if (!$VSDevCmd) { return 1 }
+          echo "Using VSDevCmd: ${VSDevCmd}"
+          cmd /c "${VSDevCmd}" "&" nuget.exe restore cppwinrt.sln
+          cmd /c "${VSDevCmd}" "&" build_nuget.cmd
+          if (!(Test-Path "*.nupkg")) {
+            Write-Error "error: Output nuget package not found!"
+            return 1
+          }
+
+      - name: Upload nuget package artifact
+        uses: actions/upload-artifact@v3
+        with:
+          name: package
+          path: "*.nupkg"

.gitignore

@@ -8,10 +8,11 @@
 *.nupkg
 test*.xml
 test*_results.txt
+test_failures.txt
 build
 packages
 Debug
 Release
 Generated Files
 obj
-vsix/LICENSE
+vsix/LICENSE

run_tests.cmd

@@ -21,5 +21,11 @@ goto :eof
 :run_test
 if not "%target_version%"=="" set args=-o %1-%target_version%.xml -r junit
 rem Buffer output and redirect to stdout/stderr depending whether the test executable exits successfully. Pipeline will fail if there's any output to stderr.
-_build\%target_platform%\%target_configuration%\%1.exe %args% > %1_results.txt && type %1_results.txt || type %1_results.txt >&2
+_build\%target_platform%\%target_configuration%\%1.exe %args% > %1_results.txt
+if %ERRORLEVEL% EQU 0 (
+    type %1_results.txt
+) else (
+    type %1_results.txt >&2
+    echo %1 >> test_failures.txt
+)
 goto :eof