Fix the broken test

modules/cms-kit/src/Volo.CmsKit.Domain/Volo/CmsKit/Menus/MenuItem.cs

@@ -80,7 +80,7 @@ public class MenuItem : AuditedAggregateRoot<Guid>, IMultiTenant
         Url = Check.NotNullOrEmpty(url, nameof(url), MenuItemConsts.MaxUrlLength);
     }
 
-    internal void SetPageId(Guid pageId)
+    internal void SetPageId(Guid? pageId)
     {
         PageId = pageId;
     }

modules/cms-kit/src/Volo.CmsKit.Domain/Volo/CmsKit/Menus/MenuItemManager.cs

@@ -25,6 +25,12 @@ public class MenuItemManager : CmsKitDomainServiceBase
         menuItem.SetUrl(page.Slug.EnsureStartsWith('/'));
     }
 
+    public virtual void SetPageUrl(MenuItem menuItem, string url)
+    {
+        menuItem.SetPageId(null);
+        menuItem.SetUrl(url);
+    }
+
     [UnitOfWork]
     public virtual async Task MoveAsync(Guid menuItemId, Guid? newParentMenuItemId, int position = 0)
     {

modules/cms-kit/test/Volo.CmsKit.Domain.Tests/Menus/MenuManager_Test.cs

@@ -35,6 +35,20 @@ public class MenuManager_Test : CmsKitDomainTestBase
         menuItem.Url.ShouldBe(page.Slug.EnsureStartsWith('/'));
     }
 
+    [Fact]
+    public async Task SetPageUrl_ShouldSetUrlSameWithPage_WithStringUrl()
+    {
+        var newUrl = "/my-new-url";
+
+        var menuItem = await menuItemRepository.GetAsync(testData.MenuItem_4_With_Page_1_Id);
+
+        menuManager.SetPageUrl(menuItem, newUrl);
+
+        menuItem.Url.ShouldNotBeNullOrEmpty();
+        menuItem.Url.ShouldBe(newUrl);
+        menuItem.PageId.ShouldBeNull();
+    }
+
     [Fact]
     public async Task MoveAsync_ShouldMoveCorrectly_UnderAnotherMenu()
     {