From ce7c1151b19f4742fb7ad78a7deb9b951a9f38a7 Mon Sep 17 00:00:00 2001
From: "github-actions[bot]"
 <41898282+github-actions[bot]@users.noreply.github.com>
Date: Wed, 27 May 2026 16:47:52 +0000
Subject: [PATCH] Skip HostTests Moq tests on iossimulator (refs #128405)

Castle.DynamicProxy throws IndexOutOfRangeException in
BuildProxiedMethodBody on iossimulator-arm64 CoreCLR. These Moq-based
tests consistently fail on that platform.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
---
 .../tests/UnitTests/Internal/HostTests.cs                  | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/libraries/Microsoft.Extensions.Hosting/tests/UnitTests/Internal/HostTests.cs b/src/libraries/Microsoft.Extensions.Hosting/tests/UnitTests/Internal/HostTests.cs
index c345548c3a44c3..c79846bb250052 100644
--- a/src/libraries/Microsoft.Extensions.Hosting/tests/UnitTests/Internal/HostTests.cs
+++ b/src/libraries/Microsoft.Extensions.Hosting/tests/UnitTests/Internal/HostTests.cs
@@ -593,6 +593,7 @@ public async Task HostShutsDownWhenTokenTriggers()
         }
 
         // Moq heavily utilizes RefEmit, which does not work on most aot workloads
+        [ActiveIssue("https://github.com/dotnet/runtime/issues/128405", TestPlatforms.iOS)]
         [ConditionalFact(typeof(PlatformDetection), nameof(PlatformDetection.IsReflectionEmitSupported))]
         public async Task HostStopAsyncCanBeCancelledEarly()
         {
@@ -625,6 +626,7 @@ public async Task HostStopAsyncCanBeCancelledEarly()
         }
 
         // Moq heavily utilizes RefEmit, which does not work on most aot workloads
+        [ActiveIssue("https://github.com/dotnet/runtime/issues/128405", TestPlatforms.iOS)]
         [ConditionalFact(typeof(PlatformDetection), nameof(PlatformDetection.IsReflectionEmitSupported))]
         public async Task HostStopAsyncUsesDefaultTimeoutIfGivenTokenDoesNotFire()
         {
@@ -658,6 +660,7 @@ public async Task HostStopAsyncUsesDefaultTimeoutIfGivenTokenDoesNotFire()
         }
 
         // Moq heavily utilizes RefEmit, which does not work on most aot workloads
+        [ActiveIssue("https://github.com/dotnet/runtime/issues/128405", TestPlatforms.iOS)]
         [ConditionalFact(typeof(PlatformDetection), nameof(PlatformDetection.IsReflectionEmitSupported))]
         public async Task WebHostStopAsyncUsesDefaultTimeoutIfNoTokenProvided()
         {
@@ -1215,6 +1218,7 @@ public async Task Host_InvokesConfigureServicesMethodsOnlyOnce()
         }
 
         // Moq heavily utilizes RefEmit, which does not work on most aot workloads
+        [ActiveIssue("https://github.com/dotnet/runtime/issues/128405", TestPlatforms.iOS)]
         [ConditionalFact(typeof(PlatformDetection), nameof(PlatformDetection.IsReflectionEmitSupported))]
         public void Dispose_DisposesAppConfigurationProviders()
         {
@@ -1240,6 +1244,7 @@ public void Dispose_DisposesAppConfigurationProviders()
         }
 
         // Moq heavily utilizes RefEmit, which does not work on most aot workloads
+        [ActiveIssue("https://github.com/dotnet/runtime/issues/128405", TestPlatforms.iOS)]
         [ConditionalFact(typeof(PlatformDetection), nameof(PlatformDetection.IsReflectionEmitSupported))]
         public void Dispose_DisposesHostConfigurationProviders()
         {
@@ -1316,6 +1321,7 @@ public async Task HostCallsDisposeAsyncOnServiceProviderWhenDisposeAsyncCalled()
         }
 
         // Moq heavily utilizes RefEmit, which does not work on most aot workloads
+        [ActiveIssue("https://github.com/dotnet/runtime/issues/128405", TestPlatforms.iOS)]
         [ConditionalFact(typeof(PlatformDetection), nameof(PlatformDetection.IsReflectionEmitSupported))]
         public async Task DisposeAsync_DisposesAppConfigurationProviders()
         {
@@ -1341,6 +1347,7 @@ public async Task DisposeAsync_DisposesAppConfigurationProviders()
         }
 
         // Moq heavily utilizes RefEmit, which does not work on most aot workloads
+        [ActiveIssue("https://github.com/dotnet/runtime/issues/128405", TestPlatforms.iOS)]
         [ConditionalFact(typeof(PlatformDetection), nameof(PlatformDetection.IsReflectionEmitSupported))]
         public async Task DisposeAsync_DisposesHostConfigurationProviders()
         {