diff --git a/test/UnitTest/Components/IPLocatorTest.cs b/test/UnitTest/Components/IPLocatorTest.cs
new file mode 100644
index 0000000000000000000000000000000000000000..e5ad2a3220268844fa02ba974bd3798436abb04c
--- /dev/null
+++ b/test/UnitTest/Components/IPLocatorTest.cs
@@ -0,0 +1,74 @@
+// 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/
+
+namespace UnitTest.Components;
+
+public class IPLocatorTest : BootstrapBlazorTestBase
+{
+    [Fact]
+    public async Task Locator_Ok()
+    {
+        var cut = Context.RenderComponent<IpLocatorTest>();
+        var result = await cut.Instance.IPLocator.Locate("127.0.0.1");
+        Assert.Equal("本地连接", result);
+        result = await cut.Instance.IPLocator.Locate("");
+        Assert.Equal("本地连接", result);
+        var widenet = await cut.Instance.IPLocator.Locate("223.91.188.112");
+        Assert.NotNull(widenet);
+    }
+
+    [Fact]
+    public void BaiduIpLocator_Ok()
+    {
+        var locator = new BaiDuIPLocator
+        {
+            Status = "0"
+        };
+        var ret = locator.ToString();
+        Assert.Equal("XX XX", ret);
+
+        locator.Data = Array.Empty<LocationInfo>();
+        ret = locator.ToString();
+        Assert.Equal("XX XX", ret);
+
+        locator.Data = new LocationInfo[]
+        {
+            new()
+        };
+        ret = locator.ToString();
+        Assert.Equal("XX XX", ret);
+
+        locator.Data = new LocationInfo[]
+        {
+            new()
+            {
+                Location = "Test"
+            }
+        };
+        ret = locator.ToString();
+        Assert.Equal("Test", ret);
+
+        locator.Status = "1";
+        ret = locator.ToString();
+        Assert.Equal("Error", ret);
+    }
+
+    [Fact]
+    public async Task DefaultIPLocator_Ok()
+    {
+        var locator = new DefaultIPLocator();
+        var ret = await locator.Locate(new IPLocatorOption()
+        {
+            RequestTimeout = 3000
+        });
+        Assert.Null(ret);
+    }
+
+    private class IpLocatorTest : ComponentBase
+    {
+        [Inject]
+        [NotNull]
+        public IIPLocatorProvider? IPLocator { get; set; }
+    }
+}
diff --git a/test/UnitTest/Core/BootstrapBlazorTestBase.cs b/test/UnitTest/Core/BootstrapBlazorTestBase.cs
index 21c79ea1d4a45bb0447896e6bc61ec1d34e21cdb..7c7d647490ac50703eacca7135ef762358f5453a 100644
--- a/test/UnitTest/Core/BootstrapBlazorTestBase.cs
+++ b/test/UnitTest/Core/BootstrapBlazorTestBase.cs
@@ -47,6 +47,10 @@ public class BootstrapBlazorTestHost : IDisposable
     protected virtual void ConfigureServices(IServiceCollection services)
     {
         services.AddBootstrapBlazor();
+        services.ConfigureIPLocatorOption(options =>
+        {
+            options.LocatorFactory = provider => new BaiDuIPLocator();
+        });
         services.ConfigureJsonLocalizationOptions(op => op.AdditionalJsonAssemblies = new[] { typeof(Alert).Assembly });
 
         services.AddSingleton<ILookUpService, FooLookupService>();