diff --git a/src/BootstrapBlazor/Components/SweetAlert/SwalService.cs b/src/BootstrapBlazor/Components/SweetAlert/SwalService.cs
index f0dff6cdaee9a33acea5b9dc4741593bec06d198..e797f0348f70ac537f7a415686514fec82361e32 100644
--- a/src/BootstrapBlazor/Components/SweetAlert/SwalService.cs
+++ b/src/BootstrapBlazor/Components/SweetAlert/SwalService.cs
@@ -9,9 +9,8 @@ namespace BootstrapBlazor.Components;
 /// <summary>
 /// SweetAlert 弹窗服务
 /// </summary>
-public class SwalService : BootstrapServiceBase<SwalOption>, IDisposable
+public class SwalService : BootstrapServiceBase<SwalOption>
 {
-    private readonly IDisposable _optionsReloadToken;
     private BootstrapBlazorOptions _option;
 
     /// <summary>
@@ -21,7 +20,6 @@ public class SwalService : BootstrapServiceBase<SwalOption>, IDisposable
     public SwalService(IOptionsMonitor<BootstrapBlazorOptions> option)
     {
         _option = option.CurrentValue;
-        _optionsReloadToken = option.OnChange(op => _option = op);
     }
 
     /// <summary>
@@ -38,25 +36,4 @@ public class SwalService : BootstrapServiceBase<SwalOption>, IDisposable
 
         await Invoke(option, swal);
     }
-
-    /// <summary>
-    /// 
-    /// </summary>
-    /// <param name="disposing"></param>
-    protected virtual void Dispose(bool disposing)
-    {
-        if (disposing)
-        {
-            _optionsReloadToken.Dispose();
-        }
-    }
-
-    /// <summary>
-    /// Dispose 方法
-    /// </summary>
-    public void Dispose()
-    {
-        Dispose(true);
-        GC.SuppressFinalize(this);
-    }
 }
diff --git a/src/BootstrapBlazor/Extensions/BootstrapBlazorServiceCollectionExtensions.cs b/src/BootstrapBlazor/Extensions/BootstrapBlazorServiceCollectionExtensions.cs
index fa4d45046f819534965fa9fa9ee852e26fe6db33..ebafc4e5b2d6a567190cd8323891a554eb16c271 100644
--- a/src/BootstrapBlazor/Extensions/BootstrapBlazorServiceCollectionExtensions.cs
+++ b/src/BootstrapBlazor/Extensions/BootstrapBlazorServiceCollectionExtensions.cs
@@ -131,6 +131,5 @@ public static class BootstrapBlazorServiceCollectionExtensions
         services.TryAddSingleton<IOptionsChangeTokenSource<TOptions>, ConfigurationChangeTokenSource<TOptions>>();
         services.TryAddSingleton<IConfigureOptions<TOptions>, ConfigureOptions<TOptions>>();
         return services;
-
     }
 }
diff --git a/src/BootstrapBlazor/Services/WebClientService.cs b/src/BootstrapBlazor/Services/WebClientService.cs
index e4a116799416bfc1b0a8837dae073a14131f30ab..9eb9e8d4e34965d1f3e17194c6400611a42929c9 100644
--- a/src/BootstrapBlazor/Services/WebClientService.cs
+++ b/src/BootstrapBlazor/Services/WebClientService.cs
@@ -8,7 +8,7 @@ using Microsoft.JSInterop;
 namespace BootstrapBlazor.Components;
 
 /// <summary>
-/// 
+/// WebClient 服务类
 /// </summary>
 public class WebClientService : IDisposable
 {
@@ -33,7 +33,7 @@ public class WebClientService : IDisposable
     public WebClientService(IJSRuntime runtime, NavigationManager navigation) => (_runtime, _navigation) = (runtime, navigation);
 
     /// <summary>
-    /// 
+    /// 获得 ClientInfo 实例方法
     /// </summary>
     /// <returns></returns>
     public async Task<ClientInfo> GetClientInfo()
@@ -54,7 +54,7 @@ public class WebClientService : IDisposable
     }
 
     /// <summary>
-    /// 
+    /// SetData 方法由 JS 调用
     /// </summary>
     /// <param name="id"></param>
     /// <param name="ip"></param>
@@ -73,7 +73,7 @@ public class WebClientService : IDisposable
             Client.Ip = ip;
             Client.OS = os;
             Client.Browser = browser;
-            Client.Device = ParseDeviceType(device);
+            Client.Device = WebClientService.ParseDeviceType(device);
             Client.Language = language;
             Client.Engine = engine;
             Client.UserAgent = agent;
@@ -81,7 +81,7 @@ public class WebClientService : IDisposable
         ReturnTask?.TrySetResult(true);
     }
 
-    private WebClientDeviceType ParseDeviceType(string device)
+    private static WebClientDeviceType ParseDeviceType(string device)
     {
         var ret = WebClientDeviceType.PC;
         if (Enum.TryParse<WebClientDeviceType>(device, true, out var d))
diff --git a/test/UnitTest/Core/TableTestBase.cs b/test/UnitTest/Core/TableTestBase.cs
index a8dd1cede024892a9f794f1981426a15e85c9f10..53546595e2ec5df7dddf44519d99e4fa078281c4 100644
--- a/test/UnitTest/Core/TableTestBase.cs
+++ b/test/UnitTest/Core/TableTestBase.cs
@@ -48,7 +48,6 @@ public class TableTestHost : IDisposable
     {
         services.AddBootstrapBlazor(op => op.ToastDelay = 2000);
         services.ConfigureJsonLocalizationOptions(op => op.AdditionalJsonAssemblies = new[] { typeof(Alert).Assembly });
-        services.AddSingleton<ILookUpService, FooLookupService>();
     }
 
     protected virtual void ConfigureConfigration(IServiceCollection services)
diff --git a/test/UnitTest/Services/BootstrapServiceBaseTest.cs b/test/UnitTest/Services/BootstrapServiceBaseTest.cs
index 47707e330c89cd0bac69e89fbfa81a6abb647587..ac9d43afa83e19a2a7ca696d90bf913788be60e8 100644
--- a/test/UnitTest/Services/BootstrapServiceBaseTest.cs
+++ b/test/UnitTest/Services/BootstrapServiceBaseTest.cs
@@ -25,7 +25,7 @@ public class BootstrapServiceBaseTest
 
     private class MockBootstrapService<TOption> : BootstrapServiceBase<TOption>
     {
-        private Alert Alert { get; set; } = new Alert();
+        private Alert Alert { get; } = new Alert();
 
         public async Task Test1(TOption option, Func<TOption, Task> callback)
         {
diff --git a/test/UnitTest/Services/LookupServiceTest.cs b/test/UnitTest/Services/LookupServiceTest.cs
new file mode 100644
index 0000000000000000000000000000000000000000..630f9022ee55f9a29845469ad4517760be58d225
--- /dev/null
+++ b/test/UnitTest/Services/LookupServiceTest.cs
@@ -0,0 +1,17 @@
+// Copyright (c) Argo Zhang (argo@163.com). All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Website: https://www.blazor.zone or https://argozhang.github.io/
+
+using Microsoft.Extensions.DependencyInjection;
+
+namespace UnitTest.Services;
+
+public class LookupServiceTest : MessageTestBase
+{
+    [Fact]
+    public void LookupService_Null()
+    {
+        var service = Context.Services.GetRequiredService<ILookUpService>();
+        Assert.Null(service.GetItemsByKey(""));
+    }
+}
diff --git a/test/UnitTest/Services/WebClientServiceTest.cs b/test/UnitTest/Services/WebClientServiceTest.cs
new file mode 100644
index 0000000000000000000000000000000000000000..f40d12f66e52fac9320099307424f188fc70ccde
--- /dev/null
+++ b/test/UnitTest/Services/WebClientServiceTest.cs
@@ -0,0 +1,42 @@
+// Copyright (c) Argo Zhang (argo@163.com). All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+// Website: https://www.blazor.zone or https://argozhang.github.io/
+
+using Microsoft.Extensions.DependencyInjection;
+
+namespace UnitTest.Services;
+
+public class WebClientServiceTest : BootstrapBlazorTestBase
+{
+    [Fact]
+    public async Task WebClientService_Ok()
+    {
+        var service = Context.Services.GetRequiredService<WebClientService>();
+        service.SetData("test_id", "192.168.0.1", "ios", "chrome", "mobile", "zh", "engine", "test_agent");
+        ClientInfo? client = null;
+        _ = Task.Run(async () => client = await service.GetClientInfo());
+        while (client == null)
+        {
+            await Task.Delay(100);
+            service.SetData("test_id", "192.168.0.1", "ios", "chrome", "mobile", "zh", "engine", "test_agent");
+        }
+        client.City = "test_city";
+        client.RequestUrl = "test_url";
+        Assert.Equal("test_id", client.Id);
+        Assert.Equal("192.168.0.1", client.Ip);
+        Assert.Equal("ios", client.OS);
+        Assert.Equal("chrome", client.Browser);
+        Assert.Equal(WebClientDeviceType.Mobile, client.Device);
+        Assert.Equal("zh", client.Language);
+        Assert.Equal("engine", client.Engine);
+        Assert.Equal("test_agent", client.UserAgent);
+        Assert.Equal("test_city", client.City);
+        Assert.Equal("test_url", client.RequestUrl);
+    }
+
+    [Fact]
+    public void WebClientService_Dispose()
+    {
+        using var service = Context.Services.GetRequiredService<WebClientService>();
+    }
+}