re-enable NativeAOT tests on GitHub Actions Windows (#1988)

* call vcvars64.bat to add native tools required by NativeAOT to $path

* re-enable NativeAOT tests

.github/workflows/build.yaml

@@ -10,7 +10,10 @@ jobs:
     steps:
     - uses: actions/checkout@v2
     - name: Run
-      run: ./build.ps1
+      shell: cmd
+      run: |
+        call "C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Auxiliary\Build\vcvars64.bat"
+        ./build.bat
   build-linux:
     runs-on: ubuntu-latest
     steps:

tests/BenchmarkDotNet.IntegrationTests/BuildTimeoutTests.cs

@@ -19,8 +19,6 @@ namespace BenchmarkDotNet.IntegrationTests
         {
             if (!RuntimeInformation.Is64BitPlatform()) // NativeAOT does not support 32bit yet
                 return;
-            if (ContinuousIntegration.IsGitHubActionsOnWindows()) // no native dependencies installed
-                return;
 
             // we use NativeAOT on purpose because it takes a LOT of time to build it
             // so we can be sure that timeout = 1s should fail!

tests/BenchmarkDotNet.IntegrationTests/MemoryDiagnoserTests.cs

@@ -67,9 +67,6 @@ namespace BenchmarkDotNet.IntegrationTests
         [FactDotNetCoreOnly("We don't want to test NativeAOT twice (for .NET Framework 4.6.1 and .NET 6.0)")]
         public void MemoryDiagnoserSupportsNativeAOT()
         {
-            if (ContinuousIntegration.IsGitHubActionsOnWindows())
-                return;
-
             MemoryDiagnoserIsAccurate(
                 NativeAotToolchain.CreateBuilder()
                     .UseNuGet(