1 files changed, 71 insertions, 0 deletions
diff --git a/tests/Jellyfin.Extensions.Tests/Json/Converters/JsonLowerCaseConverterTests.cs b/tests/Jellyfin.Extensions.Tests/Json/Converters/JsonLowerCaseConverterTests.cs
new file mode 100644
index 000000000..af9227de2
--- /dev/null
+++ b/tests/Jellyfin.Extensions.Tests/Json/Converters/JsonLowerCaseConverterTests.cs
@@ -0,0 +1,71 @@
+using System.Text.Json;
+using System.Text.Json.Serialization;
+using Jellyfin.Extensions.Json.Converters;
+using MediaBrowser.Model.Entities;
+using Xunit;
+
+namespace Jellyfin.Extensions.Tests.Json.Converters
+{
+    public class JsonLowerCaseConverterTests
+    {
+        private readonly JsonSerializerOptions _jsonOptions = new JsonSerializerOptions()
+        {
+            Converters =
+            {
+                new JsonStringEnumConverter()
+            }
+        };
+
+        [Theory]
+        [InlineData(null, "{\"CollectionType\":null}")]
+        [InlineData(CollectionTypeOptions.Movies, "{\"CollectionType\":\"movies\"}")]
+        [InlineData(CollectionTypeOptions.MusicVideos, "{\"CollectionType\":\"musicvideos\"}")]
+        public void Serialize_CollectionTypeOptions_Correct(CollectionTypeOptions? collectionType, string expected)
+        {
+            Assert.Equal(expected, JsonSerializer.Serialize(new TestContainer(collectionType), _jsonOptions));
+        }
+
+        [Theory]
+        [InlineData("{\"CollectionType\":null}", null)]
+        [InlineData("{\"CollectionType\":\"movies\"}", CollectionTypeOptions.Movies)]
+        [InlineData("{\"CollectionType\":\"musicvideos\"}", CollectionTypeOptions.MusicVideos)]
+        public void Deserialize_CollectionTypeOptions_Correct(string json, CollectionTypeOptions? result)
+        {
+            var res = JsonSerializer.Deserialize<TestContainer>(json, _jsonOptions);
+            Assert.NotNull(res);
+            Assert.Equal(result, res!.CollectionType);
+        }
+
+        [Theory]
+        [InlineData(null)]
+        [InlineData(CollectionTypeOptions.Movies)]
+        [InlineData(CollectionTypeOptions.MusicVideos)]
+        public void RoundTrip_CollectionTypeOptions_Correct(CollectionTypeOptions? value)
+        {
+            var res = JsonSerializer.Deserialize<TestContainer>(JsonSerializer.Serialize(new TestContainer(value), _jsonOptions), _jsonOptions);
+            Assert.NotNull(res);
+            Assert.Equal(value, res!.CollectionType);
+        }
+
+        [Theory]
+        [InlineData("{\"CollectionType\":null}")]
+        [InlineData("{\"CollectionType\":\"movies\"}")]
+        [InlineData("{\"CollectionType\":\"musicvideos\"}")]
+        public void RoundTrip_String_Correct(string json)
+        {
+            var res = JsonSerializer.Serialize(JsonSerializer.Deserialize<TestContainer>(json, _jsonOptions), _jsonOptions);
+            Assert.Equal(json, res);
+        }
+
+        private class TestContainer
+        {
+            public TestContainer(CollectionTypeOptions? collectionType)
+            {
+                CollectionType = collectionType;
+            }
+
+            [JsonConverter(typeof(JsonLowerCaseConverter<CollectionTypeOptions?>))]
+            public CollectionTypeOptions? CollectionType { get; set; }
+        }
+    }
+}