Add some linux-arm test coverage (#98022)

Author: MichalStrehovsky

eng/pipelines/coreclr/runtime-nativeaot-outerloop.yml

@@ -60,14 +60,17 @@ extends:
           - osx_x64
           - osx_arm64
           - linux_x64
+          - linux_arm
           - linux_arm64
           - linux_musl_x64
+          - linux_musl_arm64
           jobParameters:
             testGroup: innerloop
             isSingleFile: true
             nameSuffix: NativeAOT_Libs
             buildArgs: -s clr.aot+host.native+libs+libs.tests -c $(_BuildConfig) /p:TestNativeAot=true /p:ArchiveTests=true /p:IlcUseServerGc=false
             timeoutInMinutes: 300 # doesn't normally take this long, but I've seen Helix queues backed up for 160 minutes
+            includeAllPlatforms: true
             # extra steps, run tests
             postBuildSteps:
               - template: /eng/pipelines/libraries/helix.yml
@@ -162,6 +165,7 @@ extends:
           platforms:
           - windows_x64
           - linux_x64
+          - linux_arm
           variables:
           - name: timeoutPerTestInMinutes
             value: 60

src/libraries/tests.proj

@@ -447,6 +447,10 @@
     <ProjectExclusions Include="$(MSBuildThisFileDirectory)System.Text.Json\tests\System.Text.Json.SourceGeneration.Tests\System.Text.Json.SourceGeneration.Roslyn4.4.Tests.csproj"
                       Condition="'$(TargetOS)' == 'linux'" />
 
+    <!-- https://github.com/dotnet/runtime/issues/98795 -->
+    <ProjectExclusions Include="$(MSBuildThisFileDirectory)System.Runtime\tests\System.Globalization.Calendars.Tests\System.Globalization.Calendars.Tests.csproj"
+                      Condition="'$(TargetArchitecture)' == 'arm'" />
+
     <!-- Not applicable to NativeAOT -->
     <ProjectExclusions Include="$(MSBuildThisFileDirectory)Microsoft.Extensions.HostFactoryResolver\tests\Microsoft.Extensions.HostFactoryResolver.Tests.csproj" />
     <ProjectExclusions Include="$(MSBuildThisFileDirectory)System.Runtime.Loader\tests\DefaultContext\System.Runtime.Loader.DefaultContext.Tests.csproj" />

src/tests/issues.targets

@@ -1160,6 +1160,16 @@
         </ExcludeList>
     </ItemGroup>
 
+    <!-- NativeAOT arm32 specific excludes -->
+    <ItemGroup Condition="'$(XunitTestBinBase)' != '' and '$(TestBuildMode)' == 'nativeaot' and '$(RuntimeFlavor)' == 'coreclr' and ('$(TargetArchitecture)' == 'arm' or '$(AltJitArch)' == 'arm')">
+        <ExcludeList Include="$(XunitTestBinBase)/JIT/Directed/nullabletypes/Desktop/boxunboxvaluetype_*/**">
+            <Issue>https://github.com/dotnet/runtime/issues/95517</Issue>
+        </ExcludeList>
+        <ExcludeList Include="$(XunitTestBinBase)/JIT/Directed/nullabletypes/castclassvaluetype_*/**">
+            <Issue>https://github.com/dotnet/runtime/issues/95517</Issue>
+        </ExcludeList>
+    </ItemGroup>
+
     <!-- run.proj finds all the *.cmd/*.sh scripts in a test folder and creates corresponding test methods.
          Exclude these scripts to avoid creating such methods for the superpmicollect dependent test projects
          and running them separately from superpmicollect test. These should be excluded regardless of RuntimeFlavor/os/arch-->