Fix up defines

SingleAccretion · SingleAccretion · commit 45d901a3013c · 2025-09-12T01:00:06.000+03:00
diff --git a/eng/testing/tests.singlefile.targets b/eng/testing/tests.singlefile.targets
@@ -45,6 +45,7 @@
 
   <PropertyGroup Condition="'$(PublishSingleFile)' == 'true' or '$(TestNativeAot)' == 'true'">
     <DefineConstants>$(DefineConstants);SINGLE_FILE_TEST_RUNNER</DefineConstants>
+    <DefineConstants Condition="'$(TargetsWasi)' == 'true'">$(DefineConstants);TARGET_WASI</DefineConstants> <!-- Used by WasmTestRunner.cs -->
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(TestReadyToRun)' == 'true'">
diff --git a/src/libraries/System.Runtime/tests/System.Runtime.Tests/System/Threading/PeriodicTimerTests.cs b/src/libraries/System.Runtime/tests/System.Runtime.Tests/System/Threading/PeriodicTimerTests.cs
@@ -7,7 +7,7 @@
 
 namespace System.Threading.Tests
 {
-    [ActiveIssue("https://github.com/dotnet/runtimelab/issues/2505", typeof(PlatformDetection), nameof(PlatformDetection.IsNativeAot), nameof(PlatformDetection.IsWasm))]
+    [ActiveIssue("https://github.com/dotnet/runtimelab/issues/2505", typeof(PlatformDetection), nameof(PlatformDetection.IsNativeAot), nameof(PlatformDetection.IsBrowser))]
     public class PeriodicTimerTests
     {
         [Fact]

Original file line number	Diff line number	Diff line change
`@@ -7,7 +7,7 @@`
`7`	`7`
`8`	`8`	`namespace System.Threading.Tests`
`9`	`9`	`{`
`10`		`- [ActiveIssue("https://github.com/dotnet/runtimelab/issues/2505", typeof(PlatformDetection), nameof(PlatformDetection.IsNativeAot), nameof(PlatformDetection.IsWasm))]`
	`10`	`+ [ActiveIssue("https://github.com/dotnet/runtimelab/issues/2505", typeof(PlatformDetection), nameof(PlatformDetection.IsNativeAot), nameof(PlatformDetection.IsBrowser))]`
`11`	`11`	`public class PeriodicTimerTests`
`12`	`12`	`{`
`13`	`13`	`[Fact]`