[release/10.0] [wasm] Use lightweight marshal for enums

src/mono/mono/component/marshal-ilgen-stub.c

@@ -43,11 +43,15 @@ stub_emit_marshal_ilgen (EmitMarshalContext* m, int argnum, MonoType* t,
 	case MONO_TYPE_U8:
 	case MONO_TYPE_FNPTR:
 		return lightweight_cb->emit_marshal_scalar (m, argnum, t, spec, conv_arg, conv_arg_type, action);
-	default:
+	default: {
+		if (m_class_is_enumtype (m_type_data_get_klass_unchecked (t)))
+			return lightweight_cb->emit_marshal_scalar (m, argnum, t, spec, conv_arg, conv_arg_type, action);
+
 		emit_throw_exception (lightweight_cb, m->mb, "System", "ApplicationException",
 			g_strdup("Cannot marshal nonblittlable types without marshal-ilgen."));
 		break;
 	}
+	}
 
 	return 0;
 }

src/mono/wasm/Wasm.Build.Tests/NativeBuildTests.cs

@@ -102,5 +102,18 @@ public void NativeBuildIsRequired(Configuration config, bool aot)
             (string _, string output) = PublishProject(info, config, new PublishOptions(ExpectSuccess: false, AOT: aot));
             Assert.Contains("WasmBuildNative is required", output);
         }
+
+        [Fact]
+        public async Task ZipArchiveInteropTest()
+        {
+            Configuration config = Configuration.Debug;
+            ProjectInfo info = CopyTestAsset(config, false, TestAsset.WasmBasicTestApp, "ZipArchiveInteropTest", extraProperties: "<WasmBuildNative>true</WasmBuildNative>");
+            BuildProject(info, config, new BuildOptions(AssertAppBundle: false));
+            RunResult result = await RunForBuildWithDotnetRun(new BrowserRunOptions(config, TestScenario: "ZipArchiveInteropTest"));
+            Assert.Collection(
+                result.TestOutput,
+                m => Assert.Equal("Zip file created successfully.", m)
+            );
+        }
     }
 }

src/mono/wasm/testassets/WasmBasicTestApp/App/ZipArchiveInteropTest.cs

@@ -0,0 +1,29 @@
+// 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 System.IO;
+using System.IO.Compression;
+using System.Globalization;
+using System.Threading.Tasks;
+using System.Resources;
+using System.Runtime.InteropServices.JavaScript;
+using System.Text;
+
+public partial class ZipArchiveInteropTest
+{
+    [JSExport]
+    public static async Task Run()
+    {
+        using var zipFileStream = new MemoryStream();
+        using var zipArchive = new ZipArchive(zipFileStream, ZipArchiveMode.Create);
+
+        var entry = zipArchive.CreateEntry("sample.txt");
+        using (var entryStream = entry.Open())
+        {
+            await entryStream.WriteAsync(Encoding.UTF8.GetBytes("Sample text content"));
+        }
+
+        TestOutput.WriteLine("Zip file created successfully.");
+    }
+}

src/mono/wasm/testassets/WasmBasicTestApp/App/wwwroot/main.js

@@ -223,6 +223,10 @@ try {
         case "LibraryInitializerTest":
             exit(0);
             break;
+        case "ZipArchiveInteropTest":
+            exports.ZipArchiveInteropTest.Run();
+            exit(0);
+            break;
         case "AppSettingsTest":
             exports.AppSettingsTest.Run();
             exit(0);