1e8fb04037* Make enums serialize as strings if using the reflection-based serializer. * Remove unnecessary partial * Use an explicit reflection-based converter for enums. * Update comments * Make the reflection-based enum converter public.
50 lines
1.6 KiB
C#
50 lines
1.6 KiB
C#
using System.Text.Json;
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using System.Text.Json.Serialization;
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using System.Text.Json.Serialization.Metadata;
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namespace ModelContextProtocol.Tests;
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public static class McpJsonUtilitiesTests
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{
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[Fact]
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public static void DefaultOptions_IsSingleton()
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{
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var options = McpJsonUtilities.DefaultOptions;
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Assert.NotNull(options);
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Assert.True(options.IsReadOnly);
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Assert.Same(options, McpJsonUtilities.DefaultOptions);
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}
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[Fact]
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public static void DefaultOptions_UseReflectionWhenEnabled()
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{
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var options = McpJsonUtilities.DefaultOptions;
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Type anonType = new { Id = 42 }.GetType();
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Assert.Equal(JsonSerializer.IsReflectionEnabledByDefault, options.TryGetTypeInfo(anonType, out _));
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}
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[Fact]
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public static void DefaultOptions_UnknownEnumHandling()
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{
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var options = McpJsonUtilities.DefaultOptions;
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if (JsonSerializer.IsReflectionEnabledByDefault)
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{
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Assert.Equal("\"A\"", JsonSerializer.Serialize(EnumWithoutAnnotation.A, options));
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Assert.Equal("\"A\"", JsonSerializer.Serialize(EnumWithAnnotation.A, options));
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}
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else
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{
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options = new(options) { TypeInfoResolver = new DefaultJsonTypeInfoResolver() };
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Assert.Equal("1", JsonSerializer.Serialize(EnumWithoutAnnotation.A, options));
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Assert.Equal("\"A\"", JsonSerializer.Serialize(EnumWithAnnotation.A, options));
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}
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}
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public enum EnumWithoutAnnotation { A = 1, B = 2, C = 3 }
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[JsonConverter(typeof(JsonStringEnumConverter<EnumWithAnnotation>))]
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public enum EnumWithAnnotation { A = 1, B = 2, C = 3 }
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}
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