From f8fd205dafa1a62333c2e3d27a479541bf0052eb Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Fri, 20 Mar 2026 12:06:43 +0000
Subject: [PATCH 1/3] Initial plan


From a488d0c666b3a6643612034dab9fb61bfad2fd40 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Fri, 20 Mar 2026 12:12:57 +0000
Subject: [PATCH 2/3] Add UseAppHost=false for OSX to
 test/Directory.Build.props

Co-authored-by: Youssef1313 <31348972+Youssef1313@users.noreply.github.com>
---
 test/Directory.Build.props | 1 +
 1 file changed, 1 insertion(+)

diff --git a/test/Directory.Build.props b/test/Directory.Build.props
index 283cfcdd76..b1378dfcf4 100644
--- a/test/Directory.Build.props
+++ b/test/Directory.Build.props
@@ -19,6 +19,7 @@
     <TestCaptureOutput Condition=" '$(ContinuousIntegrationBuild)' == 'true' ">false</TestCaptureOutput>
     <GenerateDocumentationFile>false</GenerateDocumentationFile>
     <NoWarn>$(NoWarn);SA0001;EnableGenerateDocumentationFile</NoWarn>
+    <UseAppHost Condition="$([MSBuild]::IsOSPlatform('OSX'))">false</UseAppHost>
   </PropertyGroup>
 
 </Project>

From 85aa6ea99b227bcc9f9b485b867b83291192bd91 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Fri, 20 Mar 2026 12:20:26 +0000
Subject: [PATCH 3/3] Remove redundant UseAppHost from acceptance test projects

Co-authored-by: Youssef1313 <31348972+Youssef1313@users.noreply.github.com>
---
 .../MSTest.Acceptance.IntegrationTests.csproj                    | 1 -
 ...Microsoft.Testing.Platform.Acceptance.IntegrationTests.csproj | 1 -
 2 files changed, 2 deletions(-)

diff --git a/test/IntegrationTests/MSTest.Acceptance.IntegrationTests/MSTest.Acceptance.IntegrationTests.csproj b/test/IntegrationTests/MSTest.Acceptance.IntegrationTests/MSTest.Acceptance.IntegrationTests.csproj
index 8c149823c7..add7413e38 100644
--- a/test/IntegrationTests/MSTest.Acceptance.IntegrationTests/MSTest.Acceptance.IntegrationTests.csproj
+++ b/test/IntegrationTests/MSTest.Acceptance.IntegrationTests/MSTest.Acceptance.IntegrationTests.csproj
@@ -5,7 +5,6 @@
     <EnableMSTestRunner>true</EnableMSTestRunner>
     <OutputType>Exe</OutputType>
     <DefineConstants Condition=" '$(FastAcceptanceTest)' == 'true'">$(DefineConstants);SKIP_INTERMEDIATE_TARGET_FRAMEWORKS</DefineConstants>
-    <UseAppHost Condition="$([MSBuild]::IsOSPlatform('OSX'))">false</UseAppHost>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/test/IntegrationTests/Microsoft.Testing.Platform.Acceptance.IntegrationTests/Microsoft.Testing.Platform.Acceptance.IntegrationTests.csproj b/test/IntegrationTests/Microsoft.Testing.Platform.Acceptance.IntegrationTests/Microsoft.Testing.Platform.Acceptance.IntegrationTests.csproj
index ae1057e830..a9b216db53 100644
--- a/test/IntegrationTests/Microsoft.Testing.Platform.Acceptance.IntegrationTests/Microsoft.Testing.Platform.Acceptance.IntegrationTests.csproj
+++ b/test/IntegrationTests/Microsoft.Testing.Platform.Acceptance.IntegrationTests/Microsoft.Testing.Platform.Acceptance.IntegrationTests.csproj
@@ -6,7 +6,6 @@
     <EnableMSTestRunner>true</EnableMSTestRunner>
     <OutputType>Exe</OutputType>
     <DefineConstants Condition=" '$(FastAcceptanceTest)' == 'true'">$(DefineConstants);SKIP_INTERMEDIATE_TARGET_FRAMEWORKS</DefineConstants>
-    <UseAppHost Condition="$([MSBuild]::IsOSPlatform('OSX'))">false</UseAppHost>
   </PropertyGroup>
 
   <ItemGroup>