Requested changes resolved and tests added.

modules/blogging/src/Volo.Blogging.Web/Pages/Blogs/Shared/Helpers/BlogNameControlHelper.cs

@@ -5,18 +5,16 @@ namespace Volo.Blogging.Pages.Blogs.Shared.Helpers
 {
     public static class BlogNameControlHelper
     {
-        public static readonly string[] ProhibitedFileExtensions = new string[] {".ico", ".txt", ".php"};
+        public static readonly string[] ProhibitedFileExtensions = new string[] {"ico", "txt", "php"};
 
         public static bool IsProhibitedFileFormatName(string blogShortName)
         {
-            if (!string.IsNullOrWhiteSpace(blogShortName))
+            if (string.IsNullOrWhiteSpace(blogShortName))
             {
-                var fileInfo = new FileInfo(blogShortName);
-
-                return ProhibitedFileExtensions.Contains(fileInfo.Extension);
+                return false;
             }
 
-            return false;
+            return ProhibitedFileExtensions.Any(x => blogShortName.ToLowerInvariant().EndsWith(x));
         }
     }
 }

modules/blogging/test/Volo.Blogging.Application.Tests/Volo.Blogging.Application.Tests.csproj

@@ -11,6 +11,7 @@
 
   <ItemGroup>
     <ProjectReference Include="..\..\src\Volo.Blogging.Application\Volo.Blogging.Application.csproj" />
+    <ProjectReference Include="..\..\src\Volo.Blogging.Web\Volo.Blogging.Web.csproj" />
     <ProjectReference Include="..\Volo.Blogging.Domain.Tests\Volo.Blogging.Domain.Tests.csproj" />
   </ItemGroup>
 

modules/blogging/test/Volo.Blogging.Application.Tests/Volo/Blogging/BlogAppService_Tests.cs

@@ -6,6 +6,7 @@ using Volo.Blogging.Blogs;
 using Volo.Blogging.Blogs.Dtos;
 using Volo.Blogging.Comments;
 using Volo.Blogging.Comments.Dtos;
+using Volo.Blogging.Pages.Blogs.Shared.Helpers;
 using Volo.Blogging.Posts;
 using Xunit;
 
@@ -41,6 +42,25 @@ namespace Volo.Blogging
             blog.Name.ShouldBe(targetBlog.Name);
         }
 
+        [Theory]
+        [InlineData("favicon.ICO")]
+        [InlineData("favicon.ico")]
+        [InlineData("wp-login.php")]
+        [InlineData("wp-login.PHP")]
+        [InlineData("robots.txt")]
+        public void Should_Return_True_For_FileExtension_Shortname(string blogShortName)
+        {
+            BlogNameControlHelper.IsProhibitedFileFormatName(blogShortName).ShouldBe(true);
+        }
+
+        [Theory]
+        [InlineData("test-post")]
+        [InlineData("Test.Module")]
+        public void Should_Return_False_For_Normal_Shortname(string blogShortName)
+        {
+            BlogNameControlHelper.IsProhibitedFileFormatName(blogShortName).ShouldBe(false);
+        }
+
         [Fact]
         public async Task Should_Create_A_Blog()
         {