test CI

eng/pipelines/templates/jobs/ci.tests.yml

@@ -190,7 +190,18 @@ jobs:
           GenerateArgs: "$(CmakeArgs)"
           BuildArgs: "$(BuildArgs)"
           VcpkgArgs: "$(VcpkgArgs)"
-          Env: "$(CmakeEnvArg)"
+          Env: "$(CmakeEnvArg)"  
+
+      - pwsh: |
+        curl -Lo dotnet.tar.gz https://download.visualstudio.microsoft.com/download/pr/35655ed6-3e37-4fa3-8990-5c1827469ce5/f9f920ff05b0aa5961a8b30e2824de7d/dotnet-sdk-6.0.100-rc.2.21505.57-osx-x64.tar.gz 
+        mkdir dotnet 
+        tar -C dotnet -xf dotnet.tar.gz 
+        rm dotnet.tar.gz 
+        export DOTNET_ROOT=~/dotnet 
+        export PATH=$PATH:~/dotnet 
+        dotnet --version
+        condition: and(succeeded(), eq(variables['Agent.OS'], 'Darwin'))
+        name : Install .NET SDK
 
       - template: /eng/pipelines/templates/steps/show-failure-logs.yml