diff --git a/src/BootstrapBlazor/Components/Toast/ToastBox.razor.cs b/src/BootstrapBlazor/Components/Toast/ToastBox.razor.cs
index 6945309ec90e25ff647247711eb9fefe9226da7a..e6be6058ecef64103cf94acd8643c3c0dc19815e 100644
--- a/src/BootstrapBlazor/Components/Toast/ToastBox.razor.cs
+++ b/src/BootstrapBlazor/Components/Toast/ToastBox.razor.cs
@@ -104,10 +104,13 @@ public partial class ToastBox : IDisposable
     /// <param name="disposing"></param>
     protected virtual void Dispose(bool disposing)
     {
-        if (disposing && Interop != null)
+        if (disposing)
         {
-            Interop.Dispose();
-            Interop = null;
+            if (Interop != null)
+            {
+                Interop.Dispose();
+                Interop = null;
+            }
         }
     }
 
diff --git a/test/UnitTest/Components/ToastTest.cs b/test/UnitTest/Components/ToastTest.cs
index 9c19265e089cd944840ea9ee09a924f3f6fc7864..47dd0d548dbe6aeba00c2904c9310dfaf7726698 100644
--- a/test/UnitTest/Components/ToastTest.cs
+++ b/test/UnitTest/Components/ToastTest.cs
@@ -43,5 +43,82 @@ public class ToastTest : BootstrapBlazorTestBase
 
         var service = Context.Services.GetRequiredService<ToastService>();
         service.Success("Test", "test content");
+        service.Error("Error", "test content");
+        service.Information("Information", "test content");
+        service.Warning("Warning", "test content");
+    }
+
+    [Fact]
+    public async Task Options_Ok()
+    {
+        Context.RenderComponent<Toast>();
+
+        var service = Context.Services.GetRequiredService<ToastService>();
+        var option = Context.Services.GetRequiredService<IOptionsMonitor<BootstrapBlazorOptions>>();
+        await service.Show(new ToastOption()
+        {
+            ForceDelay = true
+        });
+
+        await service.Success(null, "test content");
+        await service.Success("Test", null);
+        await service.Success("Test", "test content");
+
+        await service.Error(null, "test content");
+        await service.Error("Test", null);
+        await service.Error("Test", "test content");
+
+        await service.Information(null, "test content");
+        await service.Information("Test", null);
+        await service.Information("Test", "test content");
+
+        option.CurrentValue.ToastDelay = 2000;
+        await service.Warning(null, "test content");
+        await service.Warning("Test", null);
+        await service.Warning("Test", "test content");
+    }
+
+    [Fact]
+    public async Task AutoHide_Ok()
+    {
+        Context.RenderComponent<Toast>();
+        var service = Context.Services.GetRequiredService<ToastService>();
+        await service.Show(new ToastOption()
+        {
+            IsAutoHide = false
+        });
+    }
+
+    [Fact]
+    public async Task ChildContent_Ok()
+    {
+        var cut = Context.RenderComponent<Toast>();
+
+        var service = Context.Services.GetRequiredService<ToastService>();
+        await service.Show(new ToastOption()
+        {
+            ChildContent = new RenderFragment(builder =>
+            {
+                builder.AddContent(0, "Toast ChildContent");
+            })
+        });
+    }
+
+    [Fact]
+    public async Task Close_Ok()
+    {
+        var cut = Context.RenderComponent<Toast>();
+
+        var service = Context.Services.GetRequiredService<ToastService>();
+        var option = new ToastOption()
+        {
+            ChildContent = new RenderFragment(builder =>
+            {
+                builder.AddContent(0, "Toast ChildContent");
+            })
+        };
+        await service.Show(option);
+
+        await option.Close();
     }
 }