2 files changed, 131 insertions, 4 deletions
diff --git a/tests/Jellyfin.Model.Tests/Entities/JsonLowerCaseConverterTests.cs b/tests/Jellyfin.Model.Tests/Entities/JsonLowerCaseConverterTests.cs
new file mode 100644
index 000000000..955d296cc
--- /dev/null
+++ b/tests/Jellyfin.Model.Tests/Entities/JsonLowerCaseConverterTests.cs
@@ -0,0 +1,70 @@
+using System.Text.Json;
+using System.Text.Json.Serialization;
+using MediaBrowser.Model.Entities;
+using Xunit;
+
+namespace Jellyfin.Model.Tests.Entities
+{
+    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; }
+        }
+    }
+}
diff --git a/tests/Jellyfin.Model.Tests/Entities/ProviderIdsExtensionsTests.cs b/tests/Jellyfin.Model.Tests/Entities/ProviderIdsExtensionsTests.cs
index c1a1525ba..a1ace8476 100644
--- a/tests/Jellyfin.Model.Tests/Entities/ProviderIdsExtensionsTests.cs
+++ b/tests/Jellyfin.Model.Tests/Entities/ProviderIdsExtensionsTests.cs
@@ -10,6 +10,53 @@ namespace Jellyfin.Model.Tests.Entities
         private const string ExampleImdbId = "tt0113375";
 
         [Fact]
+        public void HasProviderId_NullInstance_ThrowsArgumentNullException()
+        {
+            Assert.Throws<ArgumentNullException>(() => ProviderIdsExtensions.HasProviderId(null!, MetadataProvider.Imdb));
+        }
+
+        [Fact]
+        public void HasProviderId_NullProvider_False()
+        {
+            var nullProvider = new ProviderIdsExtensionsTestsObject
+            {
+                ProviderIds = null!
+            };
+
+            Assert.False(nullProvider.HasProviderId(MetadataProvider.Imdb));
+        }
+
+        [Fact]
+        public void HasProviderId_NullName_ThrowsArgumentNullException()
+        {
+            Assert.Throws<ArgumentNullException>(() => ProviderIdsExtensionsTestsObject.Empty.HasProviderId(null!));
+        }
+
+        [Fact]
+        public void HasProviderId_NotFoundName_False()
+        {
+            Assert.False(ProviderIdsExtensionsTestsObject.Empty.HasProviderId(MetadataProvider.Imdb));
+        }
+
+        [Fact]
+        public void HasProviderId_FoundName_True()
+        {
+            var provider = new ProviderIdsExtensionsTestsObject();
+            provider.ProviderIds[MetadataProvider.Imdb.ToString()] = ExampleImdbId;
+
+            Assert.True(provider.HasProviderId(MetadataProvider.Imdb));
+        }
+
+        [Fact]
+        public void HasProviderId_FoundNameEmptyValue_False()
+        {
+            var provider = new ProviderIdsExtensionsTestsObject();
+            provider.ProviderIds[MetadataProvider.Imdb.ToString()] = string.Empty;
+
+            Assert.False(provider.HasProviderId(MetadataProvider.Imdb));
+        }
+
+        [Fact]
         public void GetProviderId_NullInstance_ThrowsArgumentNullException()
         {
             Assert.Throws<ArgumentNullException>(() => ProviderIdsExtensions.GetProviderId(null!, MetadataProvider.Imdb));
@@ -30,7 +77,7 @@ namespace Jellyfin.Model.Tests.Entities
         [Fact]
         public void GetProviderId_NullProvider_Null()
         {
-            var nullProvider = new ProviderIdsExtensionsTestsObject()
+            var nullProvider = new ProviderIdsExtensionsTestsObject
             {
                 ProviderIds = null!
             };
@@ -47,7 +94,7 @@ namespace Jellyfin.Model.Tests.Entities
         [Fact]
         public void TryGetProviderId_NullProvider_False()
         {
-            var nullProvider = new ProviderIdsExtensionsTestsObject()
+            var nullProvider = new ProviderIdsExtensionsTestsObject
             {
                 ProviderIds = null!
             };
@@ -75,6 +122,16 @@ namespace Jellyfin.Model.Tests.Entities
         }
 
         [Fact]
+        public void TryGetProviderId_FoundNameEmptyValue_False()
+        {
+            var provider = new ProviderIdsExtensionsTestsObject();
+            provider.ProviderIds[MetadataProvider.Imdb.ToString()] = string.Empty;
+
+            Assert.False(provider.TryGetProviderId(MetadataProvider.Imdb, out var id));
+            Assert.Null(id);
+        }
+
+        [Fact]
         public void SetProviderId_NullInstance_ThrowsArgumentNullException()
         {
             Assert.Throws<ArgumentNullException>(() => ProviderIdsExtensions.SetProviderId(null!, MetadataProvider.Imdb, ExampleImdbId));
@@ -108,7 +165,7 @@ namespace Jellyfin.Model.Tests.Entities
         [Fact]
         public void SetProviderId_NullProvider_Success()
         {
-            var nullProvider = new ProviderIdsExtensionsTestsObject()
+            var nullProvider = new ProviderIdsExtensionsTestsObject
             {
                 ProviderIds = null!
             };
@@ -120,7 +177,7 @@ namespace Jellyfin.Model.Tests.Entities
         [Fact]
         public void SetProviderId_NullProviderAndEmptyName_Success()
         {
-            var nullProvider = new ProviderIdsExtensionsTestsObject()
+            var nullProvider = new ProviderIdsExtensionsTestsObject
             {
                 ProviderIds = null!
             };