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Require Tool inputSchema during deserialization (#1600)

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DragonFSKY 2026-06-05 16:54:07 -07:00 • committed by GitHub
commit df0c102d75
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1
src/ModelContextProtocol.Core/Protocol/Tool.cs
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@ -64,6 +64,7 @@ public sealed class Tool : IBaseMetadata
/// </para> /// </para>
/// </remarks> /// </remarks>
[JsonPropertyName("inputSchema")] [JsonPropertyName("inputSchema")]
[JsonRequired]
public JsonElement InputSchema public JsonElement InputSchema
{ {
get => field; get => field;

8
tests/ModelContextProtocol.Tests/Protocol/ToolTests.cs
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@ -105,6 +105,14 @@ public static class ToolTests
Assert.Equal("object", typeElement.GetString()); Assert.Equal("object", typeElement.GetString());
} }
[Fact]
public static void ToolInputSchema_DeserializationRejectsMissingInputSchema()
{
const string json = """{"name":"test"}""";
Assert.Throws<JsonException>(() => JsonSerializer.Deserialize<Tool>(json, McpJsonUtilities.DefaultOptions));
}
[Theory] [Theory]
[InlineData("null")] [InlineData("null")]
[InlineData("false")] [InlineData("false")]