dotnet · radical · Feb 4, 2023 · Feb 4, 2023 · Feb 4, 2023 · Feb 4, 2023
diff --git a/eng/pipelines/common/platform-matrix.yml b/eng/pipelines/common/platform-matrix.yml
diff --git a/eng/pipelines/runtime.yml b/eng/pipelines/runtime.yml
@@ -499,25 +499,34 @@ extends:
 
       # WASI/WASM
 
+      #- template: /eng/pipelines/common/templates/wasm-library-tests.yml
+        #parameters:
+          #platforms:
+            #- wasi_wasm
+            #- wasi_wasm_win
+          #nameSuffix: _Relinking
+          #extraBuildArgs: /p:EnableAggressiveTrimming=true /p:RunWasmSamples=true
+          #alwaysRun: true
+          #scenarios:
+            #- normal
+
       - template: /eng/pipelines/common/templates/wasm-library-tests.yml
         parameters:
           platforms:
             - wasi_wasm
             - wasi_wasm_win
-          nameSuffix: '_Smoke'
-          extraBuildArgs: /p:EnableAggressiveTrimming=true /p:RunWasmSamples=true
-          shouldContinueOnError: true
-          shouldRunSmokeOnly: true
-          alwaysRun: ${{ variables.isRollingBuild }}
+          extraBuildArgs: /p:RunWasmSamples=true
+          shouldContinueOnError: false
+          alwaysRun: true
           scenarios:
             - normal
 
-      - template: /eng/pipelines/common/templates/wasm-build-tests.yml
-        parameters:
-          platforms:
-            - wasi_wasm
-            - wasi_wasm_win
-          alwaysRun: ${{ variables.isRollingBuild }}
+      #- template: /eng/pipelines/common/templates/wasm-build-tests.yml
+        #parameters:
+          #platforms:
+            #- wasi_wasm
+            #- wasi_wasm_win
+          #alwaysRun: ${{ variables.isRollingBuild }}
 
       #
       # iOS/tvOS devices - Full AOT + AggressiveTrimming to reduce size

diff --git a/...ies/Common/tests/System/Security/Cryptography/SP800108HmacCounterKdfTests.ThreadSafety.cs b/...ies/Common/tests/System/Security/Cryptography/SP800108HmacCounterKdfTests.ThreadSafety.cs
@@ -10,6 +10,7 @@ public static partial class SP800108HmacCounterKdfTests
     {
         [Fact]
         [ActiveIssue("https://github.com/dotnet/runtime/issues/68162", TestPlatforms.Browser)] // wasm threading support
+        [ActiveIssue("https://github.com/dotnet/runtime/issues/82561", TestPlatforms.Wasi)] // wasm threading support
         public static void Race_ReusingOneInstance_Allocating()
         {
             using (SP800108HmacCounterKdf kdf = new("kdf"u8, HashAlgorithmName.SHA256))
@@ -55,6 +56,7 @@ public static void Race_ReusingOneInstance_Allocating()
 
         [Fact]
         [ActiveIssue("https://github.com/dotnet/runtime/issues/68162", TestPlatforms.Browser)] // wasm threading support
+        [ActiveIssue("https://github.com/dotnet/runtime/issues/82561", TestPlatforms.Wasi)] // wasm threading support
         public static void Race_ReusingOneInstance_Buffering()
         {
             using (SP800108HmacCounterKdf kdf = new("kdf"u8, HashAlgorithmName.SHA256))
@@ -128,6 +130,7 @@ public static void Race_ReusingOneInstance_Buffering()
 
         [Fact]
         [ActiveIssue("https://github.com/dotnet/runtime/issues/68162", TestPlatforms.Browser)] // wasm threading support
+        [ActiveIssue("https://github.com/dotnet/runtime/issues/82561", TestPlatforms.Wasi)] // wasm threading support
         public static void Race_UseAndDisposeOneInstance_Allocating()
         {
             SP800108HmacCounterKdf kdf;

diff --git a/...ries/Microsoft.Extensions.Configuration.Xml/ref/Microsoft.Extensions.Configuration.Xml.cs b/...ries/Microsoft.Extensions.Configuration.Xml/ref/Microsoft.Extensions.Configuration.Xml.cs
@@ -54,6 +54,7 @@ protected XmlDocumentDecryptor() { }
         [System.Diagnostics.CodeAnalysis.RequiresDynamicCodeAttribute("Microsoft.Extensions.Configuration.Xml can use EncryptedXml which may contain XSLTs in the xml. XSLTs require dynamic code.")]
         [System.Diagnostics.CodeAnalysis.RequiresUnreferencedCodeAttribute("Microsoft.Extensions.Configuration.Xml can use EncryptedXml. If you use encrypted XML files, your application might not have the algorithm implementations it needs. To avoid this problem, one option you can use is a DynamicDependency attribute to keep the algorithm implementations in your application.")]
         [System.Runtime.Versioning.UnsupportedOSPlatformAttribute("browser")]
+        [System.Runtime.Versioning.UnsupportedOSPlatform("wasi")]
         protected virtual System.Xml.XmlReader DecryptDocumentAndCreateXmlReader(System.Xml.XmlDocument document) { throw null; }
     }
     [System.Diagnostics.CodeAnalysis.RequiresDynamicCodeAttribute("Microsoft.Extensions.Configuration.Xml can use EncryptedXml which may contain XSLTs in the xml. XSLTs require dynamic code.")]

diff --git a/src/libraries/Microsoft.Extensions.Configuration.Xml/src/XmlDocumentDecryptor.cs b/src/libraries/Microsoft.Extensions.Configuration.Xml/src/XmlDocumentDecryptor.cs
@@ -98,6 +98,7 @@ public XmlReader CreateDecryptingXmlReader(Stream input, XmlReaderSettings? sett
         /// <param name="document">The document.</param>
         /// <returns>An XmlReader which can read the document.</returns>
         [UnsupportedOSPlatform("browser")]
+        [UnsupportedOSPlatform("wasi")]
         [RequiresDynamicCode(RequiresDynamicCodeMessage)]
         [RequiresUnreferencedCode(RequiresUnreferencedCodeMessage)]
         protected virtual XmlReader DecryptDocumentAndCreateXmlReader(XmlDocument document)

diff --git a/src/libraries/Microsoft.Extensions.FileProviders.Physical/src/PhysicalFileProvider.cs b/src/libraries/Microsoft.Extensions.FileProviders.Physical/src/PhysicalFileProvider.cs
@@ -164,7 +164,7 @@ internal PhysicalFilesWatcher CreateFileWatcher()
             FileSystemWatcher? watcher;
 #if NETCOREAPP
             //  For browser/iOS/tvOS we will proactively fallback to polling since FileSystemWatcher is not supported.
-            if (OperatingSystem.IsBrowser() || (OperatingSystem.IsIOS() && !OperatingSystem.IsMacCatalyst()) || OperatingSystem.IsTvOS())
+            if (OperatingSystem.IsBrowser() || OperatingSystem.IsWasi() || (OperatingSystem.IsIOS() && !OperatingSystem.IsMacCatalyst()) || OperatingSystem.IsTvOS())
             {
                 UsePollingFileWatcher = true;
                 UseActivePolling = true;

diff --git a/src/libraries/Microsoft.Extensions.FileProviders.Physical/src/PhysicalFilesWatcher.cs b/src/libraries/Microsoft.Extensions.FileProviders.Physical/src/PhysicalFilesWatcher.cs
@@ -89,7 +89,7 @@ public PhysicalFilesWatcher(
             if (fileSystemWatcher != null)
             {
 #if NETCOREAPP
-                if (OperatingSystem.IsBrowser() || (OperatingSystem.IsIOS() && !OperatingSystem.IsMacCatalyst()) || OperatingSystem.IsTvOS())
+                if (OperatingSystem.IsBrowser() || OperatingSystem.IsWasi() || (OperatingSystem.IsIOS() && !OperatingSystem.IsMacCatalyst()) || OperatingSystem.IsTvOS())
                 {
                     throw new PlatformNotSupportedException(SR.Format(SR.FileSystemWatcher_PlatformNotSupported, typeof(FileSystemWatcher)));
                 }
@@ -272,6 +272,7 @@ protected virtual void Dispose(bool disposing)
         }
 
         [UnsupportedOSPlatform("browser")]
+        [UnsupportedOSPlatform("wasi")]
         [UnsupportedOSPlatform("ios")]
         [UnsupportedOSPlatform("tvos")]
         [SupportedOSPlatform("maccatalyst")]
@@ -308,6 +309,7 @@ ex is DirectoryNotFoundException ||
         }
 
         [UnsupportedOSPlatform("browser")]
+        [UnsupportedOSPlatform("wasi")]
         [UnsupportedOSPlatform("ios")]
         [UnsupportedOSPlatform("tvos")]
         [SupportedOSPlatform("maccatalyst")]
@@ -317,6 +319,7 @@ private void OnChanged(object sender, FileSystemEventArgs e)
         }
 
         [UnsupportedOSPlatform("browser")]
+        [UnsupportedOSPlatform("wasi")]
         [UnsupportedOSPlatform("ios")]
         [UnsupportedOSPlatform("tvos")]
         [SupportedOSPlatform("maccatalyst")]
@@ -330,6 +333,7 @@ private void OnError(object sender, ErrorEventArgs e)
         }
 
         [UnsupportedOSPlatform("browser")]
+        [UnsupportedOSPlatform("wasi")]
         [UnsupportedOSPlatform("ios")]
         [UnsupportedOSPlatform("tvos")]
         [SupportedOSPlatform("maccatalyst")]
@@ -356,6 +360,7 @@ ex is SecurityException ||
         }
 
         [UnsupportedOSPlatform("browser")]
+        [UnsupportedOSPlatform("wasi")]
         [UnsupportedOSPlatform("ios")]
         [UnsupportedOSPlatform("tvos")]
         [SupportedOSPlatform("maccatalyst")]
@@ -396,6 +401,7 @@ private void ReportChangeForMatchedEntries(string path)
         }
 
         [UnsupportedOSPlatform("browser")]
+        [UnsupportedOSPlatform("wasi")]
         [UnsupportedOSPlatform("ios")]
         [UnsupportedOSPlatform("tvos")]
         [SupportedOSPlatform("maccatalyst")]
@@ -417,6 +423,7 @@ private void TryDisableFileSystemWatcher()
         }
 
         [UnsupportedOSPlatform("browser")]
+        [UnsupportedOSPlatform("wasi")]
         [UnsupportedOSPlatform("ios")]
         [UnsupportedOSPlatform("tvos")]
         [SupportedOSPlatform("maccatalyst")]

diff --git a/...ibraries/Microsoft.Extensions.Hosting.Systemd/ref/Microsoft.Extensions.Hosting.Systemd.cs b/...ibraries/Microsoft.Extensions.Hosting.Systemd/ref/Microsoft.Extensions.Hosting.Systemd.cs
@@ -34,6 +34,7 @@ public static partial class SystemdHelpers
     }
     [System.Runtime.Versioning.UnsupportedOSPlatformAttribute("android")]
     [System.Runtime.Versioning.UnsupportedOSPlatformAttribute("browser")]
+    [System.Runtime.Versioning.UnsupportedOSPlatformAttribute("wasi")]
     [System.Runtime.Versioning.UnsupportedOSPlatformAttribute("ios")]
     [System.Runtime.Versioning.UnsupportedOSPlatformAttribute("maccatalyst")]
     [System.Runtime.Versioning.UnsupportedOSPlatformAttribute("tvos")]
@@ -45,6 +46,7 @@ public void Dispose() { }
         public System.Threading.Tasks.Task WaitForStartAsync(System.Threading.CancellationToken cancellationToken) { throw null; }
     }
     [System.Runtime.Versioning.UnsupportedOSPlatformAttribute("browser")]
+    [System.Runtime.Versioning.UnsupportedOSPlatformAttribute("wasi")]
     public partial class SystemdNotifier : Microsoft.Extensions.Hosting.Systemd.ISystemdNotifier
     {
         public SystemdNotifier() { }

diff --git a/src/libraries/Microsoft.Extensions.Hosting.Systemd/src/SystemdLifetime.cs b/src/libraries/Microsoft.Extensions.Hosting.Systemd/src/SystemdLifetime.cs
@@ -14,6 +14,7 @@ namespace Microsoft.Extensions.Hosting.Systemd
     /// </summary>
     [UnsupportedOSPlatform("android")]
     [UnsupportedOSPlatform("browser")]
+    [UnsupportedOSPlatform("wasi")]
     [UnsupportedOSPlatform("ios")]
     [UnsupportedOSPlatform("maccatalyst")]
     [UnsupportedOSPlatform("tvos")]

diff --git a/src/libraries/Microsoft.Extensions.Hosting.Systemd/src/SystemdNotifier.cs b/src/libraries/Microsoft.Extensions.Hosting.Systemd/src/SystemdNotifier.cs
@@ -8,6 +8,7 @@
 namespace Microsoft.Extensions.Hosting.Systemd
 {
     [UnsupportedOSPlatform("browser")]
+    [UnsupportedOSPlatform("wasi")]
     public class SystemdNotifier : ISystemdNotifier
     {
         private const string NOTIFY_SOCKET = "NOTIFY_SOCKET";

diff --git a/src/libraries/Microsoft.Extensions.Http/src/Microsoft.Extensions.Http.csproj b/src/libraries/Microsoft.Extensions.Http/src/Microsoft.Extensions.Http.csproj
@@ -8,6 +8,7 @@
 
 Commonly Used Types:
 System.Net.Http.IHttpClientFactory</PackageDescription>
+    <UnsupportedOSPlatforms>wasi</UnsupportedOSPlatforms>
   </PropertyGroup>
 
   <ItemGroup>

diff --git a/src/libraries/Microsoft.NETCore.Platforms/tests/AssemblyInfo.cs b/src/libraries/Microsoft.NETCore.Platforms/tests/AssemblyInfo.cs
@@ -3,4 +3,4 @@
 
 using Xunit;
 
-[assembly: SkipOnPlatform(TestPlatforms.Browser, "MSBuild is not supported on Browser")]
+[assembly: SkipOnPlatform(TestPlatforms.Browser | TestPlatforms.Wasi, "MSBuild is not supported on Browser/Wasi")]
diff --git a/src/libraries/System.CodeDom/Directory.Build.props b/src/libraries/System.CodeDom/Directory.Build.props
@@ -2,6 +2,6 @@
   <Import Project="..\Directory.Build.props" />
   <PropertyGroup>
     <IncludePlatformAttributes>true</IncludePlatformAttributes>
-    <UnsupportedOSPlatforms>browser;ios;tvos;maccatalyst</UnsupportedOSPlatforms>
+    <UnsupportedOSPlatforms>browser;wasi;ios;tvos;maccatalyst</UnsupportedOSPlatforms>
   </PropertyGroup>
-</Project>
+</Project>
diff --git a/src/libraries/System.ComponentModel.TypeConverter/ref/System.ComponentModel.TypeConverter.cs b/src/libraries/System.ComponentModel.TypeConverter/ref/System.ComponentModel.TypeConverter.cs
@@ -2361,6 +2361,7 @@ public partial class ExtendedProtectionPolicyTypeConverter : System.ComponentMod
         public ExtendedProtectionPolicyTypeConverter() { }
         public override bool CanConvertTo(System.ComponentModel.ITypeDescriptorContext? context, [System.Diagnostics.CodeAnalysis.NotNullWhen(true)] System.Type? destinationType) { throw null; }
         [System.Runtime.Versioning.UnsupportedOSPlatformAttribute("browser")]
+        [System.Runtime.Versioning.UnsupportedOSPlatformAttribute("wasi")]
         public override object? ConvertTo(System.ComponentModel.ITypeDescriptorContext? context, System.Globalization.CultureInfo? culture, object? value, System.Type destinationType) { throw null; }
     }
 }

diff --git a/...ystem/Security/Authentication/ExtendedProtection/ExtendedProtectionPolicyTypeConverter.cs b/...ystem/Security/Authentication/ExtendedProtection/ExtendedProtectionPolicyTypeConverter.cs
@@ -19,6 +19,7 @@ public override bool CanConvertTo(ITypeDescriptorContext? context, [NotNullWhen(
         }
 
         [UnsupportedOSPlatform("browser")]
+        [UnsupportedOSPlatform("wasi")]
         public override object? ConvertTo(ITypeDescriptorContext? context, CultureInfo? culture, object? value, Type destinationType)
         {
             if (destinationType == typeof(InstanceDescriptor))

diff --git a/.../Security/Authentication/ExtendedProtection/ExtendedProtectionPolicyTypeConverterTests.cs b/.../Security/Authentication/ExtendedProtection/ExtendedProtectionPolicyTypeConverterTests.cs
@@ -30,14 +30,14 @@ public void CanConvertTo_PositiveTests()
         }
 
         [Fact]
-        [SkipOnPlatform(TestPlatforms.Browser, "System.Net.Security is not supported on this platform.")]
+        [SkipOnPlatform(TestPlatforms.Browser | TestPlatforms.Wasi, "System.Net.Security is not supported on this platform.")]
         public void ConvertTo_NullTypeTests()
         {
             Assert.Throws<ArgumentNullException>(() => converter.ConvertTo(null, CultureInfo.InvariantCulture, new ExtendedProtectionPolicy(PolicyEnforcement.Never), null));
         }
 
         [Fact]
-        [SkipOnPlatform(TestPlatforms.Browser, "System.Net.Security is not supported on this platform.")]
+        [SkipOnPlatform(TestPlatforms.Browser | TestPlatforms.Wasi, "System.Net.Security is not supported on this platform.")]
         public void ConvertTo_PositiveTests()
         {
             ExtendedProtectionPolicy policy = new ExtendedProtectionPolicy(PolicyEnforcement.Never);
@@ -57,7 +57,7 @@ public void ConvertTo_PositiveTests()
         }
 
         [Theory]
-        [SkipOnPlatform(TestPlatforms.Browser, "System.Net.Security is not supported on this platform.")]
+        [SkipOnPlatform(TestPlatforms.Browser | TestPlatforms.Wasi, "System.Net.Security is not supported on this platform.")]
         [InlineData(typeof(int))]
         [InlineData(typeof(ExtendedProtectionPolicy))]
         [InlineData(typeof(bool))]

diff --git a/src/libraries/System.Configuration.ConfigurationManager/Directory.Build.props b/src/libraries/System.Configuration.ConfigurationManager/Directory.Build.props
@@ -2,6 +2,6 @@
   <Import Project="..\Directory.Build.props" />
   <PropertyGroup>
     <IncludePlatformAttributes>true</IncludePlatformAttributes>
-    <UnsupportedOSPlatforms>browser</UnsupportedOSPlatforms>
+    <UnsupportedOSPlatforms>browser;wasi</UnsupportedOSPlatforms>
   </PropertyGroup>
-</Project>
+</Project>
diff --git a/src/libraries/System.Configuration.ConfigurationManager/tests/AssemblyInfo.cs b/src/libraries/System.Configuration.ConfigurationManager/tests/AssemblyInfo.cs
@@ -6,4 +6,4 @@
 
 [assembly: CollectionBehavior(DisableTestParallelization = true, MaxParallelThreads = 1)]
 
-[assembly: SkipOnPlatform(TestPlatforms.Browser, "System.Configuration.ConfigurationManager is not supported on Browser")]
+[assembly: SkipOnPlatform(TestPlatforms.Browser | TestPlatforms.Wasi, "System.Configuration.ConfigurationManager is not supported on Browser/Wasi")]
diff --git a/src/libraries/System.Data.Common/tests/System/Data/Common/DbProviderFactoriesTests.cs b/src/libraries/System.Data.Common/tests/System/Data/Common/DbProviderFactoriesTests.cs
@@ -15,7 +15,7 @@ public sealed class TestProviderFactory : DbProviderFactory
         private TestProviderFactory() { }
     }
 
-    [SkipOnPlatform(TestPlatforms.Browser, "Not supported on Browser.")]
+    [SkipOnPlatform(TestPlatforms.Browser | TestPlatforms.Wasi, "Not supported on Browser/Wasi.")]
     public class DbProviderFactoriesTests
     {
         [Fact]

diff --git a/src/libraries/System.Data.Common/tests/System/Data/Common/DbProviderFactoryTest.cs b/src/libraries/System.Data.Common/tests/System/Data/Common/DbProviderFactoryTest.cs
@@ -6,7 +6,7 @@
 
 namespace System.Data.Tests.Common
 {
-    [SkipOnPlatform(TestPlatforms.Browser, "Not supported on Browser.")]
+    [SkipOnPlatform(TestPlatforms.Browser | TestPlatforms.Wasi, "Not supported on Browser/Wasi.")]
     public class DbProviderFactoryTest
     {
         [Fact]

diff --git a/src/libraries/System.Data.Common/tests/System/Data/DataTableExtensionsTest.cs b/src/libraries/System.Data.Common/tests/System/Data/DataTableExtensionsTest.cs
@@ -5,7 +5,7 @@
 
 namespace System.Data.Tests
 {
-    [SkipOnPlatform(TestPlatforms.Browser, "Not supported on Browser.")]
+    [SkipOnPlatform(TestPlatforms.Browser | TestPlatforms.Wasi, "Not supported on Browser/Wasi.")]
     public class DataTableExtensionsTest
     {
         private DataTable _dt;

diff --git a/src/libraries/System.Data.Common/tests/System/Data/FacadeTest.cs b/src/libraries/System.Data.Common/tests/System/Data/FacadeTest.cs
@@ -10,7 +10,7 @@ public class FacadeTest
         [Theory]
         [InlineData("Microsoft.SqlServer.Server.SqlMetaData")] // Type from System.Data.SqlClient
         [InlineData("System.Data.SqlTypes.SqlBytes")] // Type from System.Data.Common
-        [SkipOnPlatform(TestPlatforms.Browser, "Not supported on Browser.")]
+        [SkipOnPlatform(TestPlatforms.Browser | TestPlatforms.Wasi, "Not supported on Browser/Wasi.")]
         public void TestSystemData(string typeName)
         {
             // Verify that the type can be loaded via .NET Framework compat facade

diff --git a/src/libraries/System.Data.Odbc/Directory.Build.props b/src/libraries/System.Data.Odbc/Directory.Build.props
@@ -2,6 +2,6 @@
   <Import Project="..\Directory.Build.props" />
   <PropertyGroup>
     <IncludePlatformAttributes>true</IncludePlatformAttributes>
-    <UnsupportedOSPlatforms>browser</UnsupportedOSPlatforms>
+    <UnsupportedOSPlatforms>browser;wasi</UnsupportedOSPlatforms>
   </PropertyGroup>
-</Project>
+</Project>
diff --git a/src/libraries/System.Diagnostics.FileVersionInfo/Directory.Build.props b/src/libraries/System.Diagnostics.FileVersionInfo/Directory.Build.props
@@ -3,6 +3,6 @@
   <PropertyGroup>
     <StrongNameKeyId>Microsoft</StrongNameKeyId>
     <IncludePlatformAttributes>true</IncludePlatformAttributes>
-    <UnsupportedOSPlatforms>browser</UnsupportedOSPlatforms>
+    <UnsupportedOSPlatforms>browser;wasi</UnsupportedOSPlatforms>
   </PropertyGroup>
-</Project>
+</Project>
diff --git a/...iagnostics.FileVersionInfo/tests/System.Diagnostics.FileVersionInfo.Tests/AssemblyInfo.cs b/...iagnostics.FileVersionInfo/tests/System.Diagnostics.FileVersionInfo.Tests/AssemblyInfo.cs
@@ -3,4 +3,4 @@
 
 using Xunit;
 
-[assembly: SkipOnPlatform(TestPlatforms.Browser, "System.Diagnostics.FileVersionInfo is not supported on Browser.")]
+[assembly: SkipOnPlatform(TestPlatforms.Browser | TestPlatforms.Wasi, "System.Diagnostics.FileVersionInfo is not supported on Browser/Wasi.")]
diff --git a/src/libraries/System.Diagnostics.Process/Directory.Build.props b/src/libraries/System.Diagnostics.Process/Directory.Build.props
@@ -3,6 +3,6 @@
   <PropertyGroup>
     <StrongNameKeyId>Microsoft</StrongNameKeyId>
     <IncludePlatformAttributes>true</IncludePlatformAttributes>
-    <UnsupportedOSPlatforms>browser</UnsupportedOSPlatforms>
+    <UnsupportedOSPlatforms>browser;wasi</UnsupportedOSPlatforms>
   </PropertyGroup>
-</Project>
+</Project>
diff --git a/src/libraries/System.Diagnostics.Process/tests/AssemblyInfo.cs b/src/libraries/System.Diagnostics.Process/tests/AssemblyInfo.cs
@@ -7,4 +7,4 @@
 // like the console code page and environment variables
 [assembly: CollectionBehavior(CollectionBehavior.CollectionPerAssembly)]
 
-[assembly: SkipOnPlatform(TestPlatforms.Browser, "System.Diagnostics.Process is not supported on Browser.")]
+[assembly: SkipOnPlatform(TestPlatforms.Browser | TestPlatforms.Wasi, "System.Diagnostics.Process is not supported on Browser/Wasi.")]
diff --git a/...stem.Diagnostics.TextWriterTraceListener/src/System/Diagnostics/XmlWriterTraceListener.cs b/...stem.Diagnostics.TextWriterTraceListener/src/System/Diagnostics/XmlWriterTraceListener.cs
@@ -250,7 +250,7 @@ private void WriteEndHeader()
             string? processName = s_processName;
             if (processName is null)
             {
-                if (OperatingSystem.IsBrowser()) // Process isn't supported on Browser
+                if (OperatingSystem.IsBrowser() || OperatingSystem.IsWasi()) // Process isn't supported on Browser, or Wasi
                 {
                     s_processName = processName = string.Empty;
                 }

diff --git a/src/libraries/System.DirectoryServices.Protocols/Directory.Build.props b/src/libraries/System.DirectoryServices.Protocols/Directory.Build.props
@@ -3,6 +3,6 @@
   <PropertyGroup>
     <StrongNameKeyId>Microsoft</StrongNameKeyId>
     <IncludePlatformAttributes>true</IncludePlatformAttributes>
-    <UnsupportedOSPlatforms>browser;android;ios;tvos</UnsupportedOSPlatforms>
+    <UnsupportedOSPlatforms>browser;wasi;android;ios;tvos</UnsupportedOSPlatforms>
   </PropertyGroup>
 </Project>
diff --git a/src/libraries/System.Drawing.Common/tests/AssemblyInfo.cs b/src/libraries/System.Drawing.Common/tests/AssemblyInfo.cs
@@ -0,0 +1,8 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+using System;
+using Xunit;
+
+[assembly: ActiveIssue("https://github.com/dotnet/runtime/issues/35917", typeof(PlatformDetection), nameof(PlatformDetection.IsMonoInterpreter))]
+[assembly: SkipOnPlatform(TestPlatforms.Browser | TestPlatforms.Wasi, "System.Drawing.Common is not supported on Browser/Wasi")]
diff --git a/src/libraries/System.Formats.Asn1/tests/Reader/ReadNamedBitList.cs b/src/libraries/System.Formats.Asn1/tests/Reader/ReadNamedBitList.cs
@@ -465,6 +465,7 @@ public static void ReadNamedBitList_BitArray_7993Bits(AsnEncodingRules ruleSet)
 
         [Theory]
         [ActiveIssue("https://github.com/dotnet/runtime/issues/37669", TestPlatforms.Browser)]
+        [ActiveIssue("https://github.com/dotnet/runtime/issues/82561", TestPlatforms.Wasi)]
         [InlineData(AsnEncodingRules.BER)]
         [InlineData(AsnEncodingRules.CER)]
         [InlineData(AsnEncodingRules.DER)]
@@ -497,6 +498,7 @@ public static void VerifyReadNamedBitList_KeyUsage_OneByte(AsnEncodingRules rule
 
         [Theory]
         [ActiveIssue("https://github.com/dotnet/runtime/issues/37669", TestPlatforms.Browser)]
+        [ActiveIssue("https://github.com/dotnet/runtime/issues/82561", TestPlatforms.Wasi)]
         [InlineData(AsnEncodingRules.BER)]
         [InlineData(AsnEncodingRules.CER)]
         [InlineData(AsnEncodingRules.DER)]
Original file line number	Diff line number	Diff line change
Expand Up		@@ -3,4 +3,4 @@

		using Xunit;

		[assembly: SkipOnPlatform(TestPlatforms.Browser, "MSBuild is not supported on Browser")]
		[assembly: SkipOnPlatform(TestPlatforms.Browser \| TestPlatforms.Wasi, "MSBuild is not supported on Browser/Wasi")]
Original file line number	Diff line number	Diff line change
Expand Up		@@ -6,4 +6,4 @@

		[assembly: CollectionBehavior(DisableTestParallelization = true, MaxParallelThreads = 1)]

		[assembly: SkipOnPlatform(TestPlatforms.Browser, "System.Configuration.ConfigurationManager is not supported on Browser")]
		[assembly: SkipOnPlatform(TestPlatforms.Browser \| TestPlatforms.Wasi, "System.Configuration.ConfigurationManager is not supported on Browser/Wasi")]