Merge pull request #16567 from shocklateboy92/fix/iso639-2-language-display

Fix language display for ISO 639-2-only codes (e.g. mul, und, mis, zxx)

1 files changed, 20 insertions, 1 deletions

diff --git a/tests/Jellyfin.Server.Implementations.Tests/Localization/LocalizationManagerTests.cs b/tests/Jellyfin.Server.Implementations.Tests/Localization/LocalizationManagerTests.cs
index e60522bf78..700ac5dced 100644
--- a/tests/Jellyfin.Server.Implementations.Tests/Localization/LocalizationManagerTests.cs
+++ b/tests/Jellyfin.Server.Implementations.Tests/Localization/LocalizationManagerTests.cs
@@ -41,7 +41,7 @@ namespace Jellyfin.Server.Implementations.Tests.Localization
             await localizationManager.LoadAll();
             var cultures = localizationManager.GetCultures().ToList();
 
-            Assert.Equal(194, cultures.Count);
+            Assert.Equal(496, cultures.Count);
 
             var germany = cultures.FirstOrDefault(x => x.TwoLetterISOLanguageName.Equals("de", StringComparison.Ordinal));
             Assert.NotNull(germany);
@@ -99,6 +99,25 @@ namespace Jellyfin.Server.Implementations.Tests.Localization
             Assert.Contains("ger", germany.ThreeLetterISOLanguageNames);
         }
 
+        [Theory]
+        [InlineData("mul", "Multiple languages")]
+        [InlineData("und", "Undetermined")]
+        [InlineData("mis", "Uncoded languages")]
+        [InlineData("zxx", "No linguistic content; Not applicable")]
+        public async Task FindLanguageInfo_ISO6392Only_Success(string code, string expectedDisplayName)
+        {
+            var localizationManager = Setup(new ServerConfiguration
+            {
+                UICulture = "en-US"
+            });
+            await localizationManager.LoadAll();
+
+            var culture = localizationManager.FindLanguageInfo(code);
+            Assert.NotNull(culture);
+            Assert.Equal(expectedDisplayName, culture.DisplayName);
+            Assert.Equal(code, culture.ThreeLetterISOLanguageName);
+        }
+
         [Fact]
         public async Task GetParentalRatings_Default_Success()
         {