[nativeaot][ios] Improve Native AOT test coverage on apple mobile platforms

eng/pipelines/extra-platforms/runtime-extra-platforms-ioslike.yml

@@ -118,5 +118,5 @@ jobs:
       extraStepsTemplate: /eng/pipelines/common/templates/runtimes/build-runtime-tests-and-send-to-helix.yml
       extraStepsParameters:
         creator: dotnet-bot
-        testBuildArgs: tree nativeaot/SmokeTests/UnitTests /p:BuildNativeAOTRuntimePack=true
+        testBuildArgs: tree nativeaot/SmokeTests /p:BuildNativeAOTRuntimePack=true
         testRunNamePrefixSuffix: NativeAOT_$(_BuildConfig)

eng/pipelines/extra-platforms/runtime-extra-platforms-ioslikesimulator.yml

@@ -128,5 +128,5 @@ jobs:
       extraStepsTemplate: /eng/pipelines/common/templates/runtimes/build-runtime-tests-and-send-to-helix.yml
       extraStepsParameters:
         creator: dotnet-bot
-        testBuildArgs: tree nativeaot/SmokeTests/UnitTests /p:BuildNativeAOTRuntimePack=true
+        testBuildArgs: tree nativeaot/SmokeTests /p:BuildNativeAOTRuntimePack=true
         testRunNamePrefixSuffix: NativeAOT_$(_BuildConfig)

eng/pipelines/extra-platforms/runtime-extra-platforms-maccatalyst.yml

@@ -42,6 +42,42 @@ jobs:
         creator: dotnet-bot
         testRunNamePrefixSuffix: Mono_$(_BuildConfig)
 
+#
+# Build the whole product using Native AOT and run runtime tests
+#
+- template: /eng/pipelines/common/platform-matrix.yml
+  parameters:
+    jobTemplate: /eng/pipelines/common/global-build-job.yml
+    helixQueuesTemplate: /eng/pipelines/libraries/helix-queues-setup.yml
+    buildConfig: Release
+    runtimeFlavor: coreclr
+    isExtraPlatformsBuild: ${{ parameters.isExtraPlatformsBuild }}
+    isMacCatalystOnlyBuild: ${{ parameters.isMacCatalystOnlyBuild }}
+    platforms:
+      - maccatalyst_x64
+      - maccatalyst_arm64
+    variables:
+      # map dependencies variables to local variables
+      - name: librariesContainsChange
+        value: $[ dependencies.evaluate_paths.outputs['SetPathVars_libraries.containsChange'] ]
+      - name: monoContainsChange
+        value: $[ dependencies.evaluate_paths.outputs['SetPathVars_mono_excluding_wasm.containsChange'] ]
+    jobParameters:
+      testGroup: innerloop
+      nameSuffix: AllSubsets_NativeAOT_RuntimeTests
+      buildArgs: --cross -s clr.alljits+clr.tools+clr.nativeaotruntime+clr.nativeaotlibs+libs -c $(_BuildConfig)
+      timeoutInMinutes: 180
+      # extra steps, run tests
+      extraVariablesTemplates:
+        - template: /eng/pipelines/common/templates/runtimes/test-variables.yml
+          parameters:
+            testGroup: innerloop
+      extraStepsTemplate: /eng/pipelines/common/templates/runtimes/build-runtime-tests-and-send-to-helix.yml
+      extraStepsParameters:
+        creator: dotnet-bot
+        testBuildArgs: tree nativeaot/SmokeTests /p:BuildNativeAOTRuntimePack=true
+        testRunNamePrefixSuffix: NativeAOT_$(_BuildConfig)
+
 #
 # MacCatalyst interp - requires AOT Compilation and Interp flags
 # Build the whole product using Mono and run libraries tests

src/tests/nativeaot/SmokeTests/UnitTests/Delegates.cs

@@ -51,12 +51,7 @@ public static int Run()
             result = Fail;
         }
 
-        // ActiveIssue https://github.com/dotnet/runtime/issues/87924
-        if (!OperatingSystem.IsIOS() && !OperatingSystem.IsTvOS() && !OperatingSystem.IsMacCatalyst())
-        {
-            TestLinqExpressions.Run();
-        }
-
+        TestLinqExpressions.Run();
         TestDefaultInterfaceMethods.Run();
 
         return result;