Merge branch 'release/16.0'

tests/Umbraco.Tests.UnitTests/Umbraco.Core/Configuration/ContentSettingsExtensionsTests.cs

@@ -0,0 +1,76 @@
+// Copyright (c) Umbraco.
+// See LICENSE for more details.
+
+using NUnit.Framework;
+using Umbraco.Cms.Core.Configuration.Models;
+using Umbraco.Extensions;
+
+namespace Umbraco.Cms.Tests.UnitTests.Umbraco.Core.Configuration;
+
+[TestFixture]
+public class ContentSettingsExtensionsTests
+{
+    [TestCase("jpg")]
+    [TestCase("JPG")]
+    [TestCase("jpg ")]
+    public void IsFileAllowedForUpload_Allows_File_In_Allow_List(string extension)
+    {
+        var contentSettings = new ContentSettings
+        {
+            AllowedUploadedFileExtensions = new[] { "jpg", "png" }.ToHashSet(),
+        };
+
+        Assert.IsTrue(contentSettings.IsFileAllowedForUpload(extension));
+    }
+
+    [TestCase("gif")]
+    [TestCase("GIF")]
+    [TestCase("gif ")]
+    public void IsFileAllowedForUpload_Rejects_File_Not_In_Allow_List(string extension)
+    {
+        var contentSettings = new ContentSettings
+        {
+            AllowedUploadedFileExtensions = new[] { "jpg", "png" }.ToHashSet(),
+        };
+
+        Assert.IsFalse(contentSettings.IsFileAllowedForUpload(extension));
+    }
+
+    [TestCase("jpg")]
+    [TestCase("JPG")]
+    [TestCase("jpg ")]
+    public void IsFileAllowedForUpload_Allows_File_Not_In_Disallow_List(string extension)
+    {
+        var contentSettings = new ContentSettings
+        {
+            DisallowedUploadedFileExtensions = new[] { "gif", "png" }.ToHashSet(),
+        };
+
+        Assert.IsTrue(contentSettings.IsFileAllowedForUpload(extension));
+    }
+
+    [TestCase("gif")]
+    [TestCase("GIF")]
+    [TestCase("gif ")]
+    public void IsFileAllowedForUpload_Rejects_File_In_Disallow_List(string extension)
+    {
+        var contentSettings = new ContentSettings
+        {
+            DisallowedUploadedFileExtensions = new[] { "gif", "png" }.ToHashSet(),
+        };
+
+        Assert.IsFalse(contentSettings.IsFileAllowedForUpload(extension));
+    }
+
+    [Test]
+    public void IsFileAllowedForUpload_Allows_File_In_Allow_List_Even_If_Also_In_Disallow_List()
+    {
+        var contentSettings = new ContentSettings
+        {
+            AllowedUploadedFileExtensions = new[] { "jpg", "png" }.ToHashSet(),
+            DisallowedUploadedFileExtensions = new[] { "jpg", }.ToHashSet(),
+        };
+
+        Assert.IsTrue(contentSettings.IsFileAllowedForUpload("jpg"));
+    }
+}