Move CustomIntSerializer to shared TestContentPackage and register in WebAssembly for E2E tests

Co-authored-by: javiercn <[email protected]>

Author: Copilot

src/Components/test/testassets/BasicTestApp/Program.cs

@@ -13,6 +13,7 @@
 using Microsoft.AspNetCore.Components.WebAssembly.Services;
 using Microsoft.Extensions.Logging.Configuration;
 using Microsoft.JSInterop;
+using TestContentPackage;
 
 namespace BasicTestApp;
 
@@ -45,6 +46,9 @@ public static async Task Main(string[] args)
         builder.Services.AddScoped<PreserveStateService>();
         builder.Services.AddTransient<FormsTest.ValidationComponentDI.SaladChef>();
 
+        // Register custom serializer for E2E testing of persistent component state serialization extensibility
+        builder.Services.AddSingleton<IPersistentComponentStateSerializer<int>, CustomIntSerializer>();
+
         builder.Services.AddKeyedSingleton("keyed-service-1", TestKeyedService.Create("value-1"));
         builder.Services.AddKeyedSingleton(TestServiceKey.ServiceB, TestKeyedService.Create("value-2"));
 

src/Components/test/testassets/Components.TestServer/RazorComponentEndpointsStartup.cs

@@ -13,6 +13,7 @@
 using Microsoft.AspNetCore.Components.Web;
 using Microsoft.AspNetCore.Components.WebAssembly.Server;
 using Microsoft.AspNetCore.Mvc;
+using TestContentPackage;
 using TestContentPackage.Services;
 
 namespace TestServer;

src/Components/test/testassets/Components.TestServer/CustomIntSerializer.cs renamed to src/Components/test/testassets/TestContentPackage/CustomIntSerializer.cs

@@ -5,7 +5,7 @@
 using System.Text;
 using Microsoft.AspNetCore.Components;
 
-namespace TestServer;
+namespace TestContentPackage;
 
 /// <summary>
 /// A custom serializer for int values that uses a custom format to test serialization extensibility.