1 files changed, 30 insertions, 0 deletions
diff --git a/tests/Jellyfin.Server.Implementations.Tests/Library/PathExtensionsTests.cs b/tests/Jellyfin.Server.Implementations.Tests/Library/PathExtensionsTests.cs
index 6d768af89..e5508243f 100644
--- a/tests/Jellyfin.Server.Implementations.Tests/Library/PathExtensionsTests.cs
+++ b/tests/Jellyfin.Server.Implementations.Tests/Library/PathExtensionsTests.cs
@@ -24,5 +24,35 @@ namespace Jellyfin.Server.Implementations.Tests.Library
         {
             Assert.Throws<ArgumentException>(() => PathExtensions.GetAttributeValue(input, attribute));
         }
+
+        [Theory]
+        [InlineData("C:/Users/jeff/myfile.mkv", "C:/Users/jeff", "/home/jeff", "/home/jeff/myfile.mkv")]
+        [InlineData("C:/Users/jeff/myfile.mkv", "C:/Users/jeff/", "/home/jeff", "/home/jeff/myfile.mkv")]
+        [InlineData("/home/jeff/music/jeff's band/consistently inconsistent.mp3", "/home/jeff/music/jeff's band", "/home/not jeff", "/home/not jeff/consistently inconsistent.mp3")]
+        [InlineData("C:\\Users\\jeff\\myfile.mkv", "C:\\Users/jeff", "/home/jeff", "/home/jeff/myfile.mkv")]
+        [InlineData("C:\\Users\\jeff\\myfile.mkv", "C:\\Users/jeff", "/home/jeff/", "/home/jeff/myfile.mkv")]
+        [InlineData("C:\\Users\\jeff\\myfile.mkv", "C:\\Users/jeff/", "/home/jeff/", "/home/jeff/myfile.mkv")]
+        [InlineData("C:\\Users\\jeff\\myfile.mkv", "C:\\Users/jeff/", "/", "/myfile.mkv")]
+        public void TryReplaceSubPath_ValidArgs_Correct(string path, string subPath, string newSubPath, string? expectedResult)
+        {
+            Assert.True(PathExtensions.TryReplaceSubPath(path, subPath, newSubPath, out var result));
+            Assert.Equal(expectedResult, result);
+        }
+
+        [Theory]
+        [InlineData(null, null, null)]
+        [InlineData(null, "/my/path", "/another/path")]
+        [InlineData("/my/path", null, "/another/path")]
+        [InlineData("/my/path", "/another/path", null)]
+        [InlineData("", "", "")]
+        [InlineData("/my/path", "", "")]
+        [InlineData("", "/another/path", "")]
+        [InlineData("", "", "/new/subpath")]
+        [InlineData("/home/jeff/music/jeff's band/consistently inconsistent.mp3", "/home/jeff/music/not jeff's band", "/home/not jeff")]
+        public void TryReplaceSubPath_InvalidInput_ReturnsFalseAndNull(string? path, string? subPath, string? newSubPath)
+        {
+            Assert.False(PathExtensions.TryReplaceSubPath(path, subPath, newSubPath, out var result));
+            Assert.Null(result);
+        }
     }
 }