test: 更新单元测试

Author: ArgoZhang

test/UnitTest/Services/ConfigureIconMapperOptionsTest.cs

@@ -4,6 +4,7 @@
 // Maintainer: Argo Zhang([email protected]) Website: https://www.blazor.zone
 
 using Microsoft.Extensions.Options;
+using System.Collections.Frozen;
 
 namespace UnitTest.Services;
 
@@ -33,11 +34,12 @@ public void ConfigureIconMapperOptions_Ok()
         context.Services.AddOptionsMonitor<IconThemeOptions>();
         context.Services.ConfigureIconThemeOptions(options =>
         {
-            options.ThemeKey = "mock";
-            options.Icons["mock"] = new()
+            var icons = new Dictionary<ComponentIcons, string>()
             {
                 { ComponentIcons.AnchorLinkIcon, "mdi mdi-link-variant" }
             };
+            options.TryAddIcons("mock", icons.ToFrozenDictionary());
+            options.ThemeKey = "mock";
         });
 
         var iconService = context.Services.GetRequiredService<IIconTheme>();
@@ -57,11 +59,11 @@ internal class MockIconTheme(IOptions<IconThemeOptions> options) : IIconTheme
         /// <inheritdoc/>
         /// </summary>
         /// <returns></returns>
-        public Dictionary<ComponentIcons, string> GetIcons()
+        public FrozenDictionary<ComponentIcons, string> GetIcons()
         {
             if (!Options.Value.Icons.TryGetValue(Options.Value.ThemeKey, out var icons))
             {
-                icons = [];
+                icons = FrozenDictionary<ComponentIcons, string>.Empty;
             }
             return icons;
         }