1 files changed, 43 insertions, 0 deletions
diff --git a/tests/Jellyfin.Controller.Tests/AlphanumComparatorTests.cs b/tests/Jellyfin.Controller.Tests/AlphanumComparatorTests.cs
new file mode 100644
index 000000000..09a66036a
--- /dev/null
+++ b/tests/Jellyfin.Controller.Tests/AlphanumComparatorTests.cs
@@ -0,0 +1,43 @@
+using System;
+using System.Linq;
+using MediaBrowser.Common.Extensions;
+using MediaBrowser.Controller.Sorting;
+using Xunit;
+
+namespace Jellyfin.Controller.Tests
+{
+    public class AlphanumComparatorTests
+    {
+        private readonly Random _rng = new Random(42);
+
+        [Theory]
+        [InlineData(null, "", "1", "9", "10", "a", "z")]
+        [InlineData("50F", "100F", "SR9", "SR100")]
+        [InlineData("image-1.jpg", "image-02.jpg", "image-4.jpg", "image-9.jpg", "image-10.jpg", "image-11.jpg", "image-22.jpg")]
+        [InlineData("Hard drive 2GB", "Hard drive 20GB")]
+        [InlineData("b", "e", "è", "ě", "f", "g", "k")]
+        [InlineData("123456789", "123456789a", "abc", "abcd")]
+        [InlineData("12345678912345678912345678913234567891", "123456789123456789123456789132345678912")]
+        [InlineData("12345678912345678912345678913234567891", "12345678912345678912345678913234567891")]
+        [InlineData("12345678912345678912345678913234567891", "12345678912345678912345678913234567892")]
+        [InlineData("12345678912345678912345678913234567891a", "12345678912345678912345678913234567891a")]
+        [InlineData("12345678912345678912345678913234567891a", "12345678912345678912345678913234567891b")]
+        public void AlphanumComparatorTest(params string?[] strings)
+        {
+            var copy = (string?[])strings.Clone();
+            if (strings.Length == 2)
+            {
+                var tmp = copy[0];
+                copy[0] = copy[1];
+                copy[1] = tmp;
+            }
+            else
+            {
+                copy.Shuffle(_rng);
+            }
+
+            Array.Sort(copy, new AlphanumComparator());
+            Assert.True(strings.SequenceEqual(copy));
+        }
+    }
+}