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Follow-ups to #1610: de-draft 2026-07-28 terminology, renumber error codes, ProtocolVersion floor (#1671)

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Stephen Halter 2026-06-25 14:07:52 -07:00 • committed by GitHub
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67
tests/ModelContextProtocol.Tests/Protocol/DraftErrorDataTests.cs
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@ -1,67 +0,0 @@
using ModelContextProtocol.Protocol;
using System.Text.Json;
namespace ModelContextProtocol.Tests.Protocol;
/// <summary>
/// Serialization tests for the error data payloads introduced by the draft protocol revision (SEP-2575).
/// </summary>
public static class DraftErrorDataTests
{
[Fact]
public static void UnsupportedProtocolVersionErrorData_SerializationRoundTrip_PreservesAllProperties()
{
var original = new UnsupportedProtocolVersionErrorData
{
Supported = new List<string> { "2024-11-05", "2025-03-26", "2025-06-18", "2025-11-25" },
Requested = "2026-07-28",
};
var json = JsonSerializer.Serialize(original, McpJsonUtilities.DefaultOptions);
var deserialized = JsonSerializer.Deserialize<UnsupportedProtocolVersionErrorData>(json, McpJsonUtilities.DefaultOptions);
Assert.NotNull(deserialized);
Assert.Equal(4, deserialized.Supported.Count);
Assert.Contains("2025-11-25", deserialized.Supported);
Assert.Equal("2026-07-28", deserialized.Requested);
}
[Fact]
public static void MissingRequiredClientCapabilityErrorData_SerializationRoundTrip_PreservesAllProperties()
{
var original = new MissingRequiredClientCapabilityErrorData
{
RequiredCapabilities = new ClientCapabilities
{
Sampling = new SamplingCapability(),
},
};
var json = JsonSerializer.Serialize(original, McpJsonUtilities.DefaultOptions);
var deserialized = JsonSerializer.Deserialize<MissingRequiredClientCapabilityErrorData>(json, McpJsonUtilities.DefaultOptions);
Assert.NotNull(deserialized);
Assert.NotNull(deserialized.RequiredCapabilities.Sampling);
}
[Fact]
public static void UnsupportedProtocolVersionException_ExposesRequestedAndSupported()
{
var ex = new UnsupportedProtocolVersionException("2099-12-31", ["2025-11-25", "2025-06-18"]);
Assert.Equal(McpErrorCode.UnsupportedProtocolVersion, ex.ErrorCode);
Assert.Equal("2099-12-31", ex.Requested);
Assert.Equal(2, ex.Supported.Count);
Assert.Contains("2025-11-25", ex.Supported);
}
[Fact]
public static void MissingRequiredClientCapabilityException_ExposesRequiredCapabilities()
{
var caps = new ClientCapabilities { Roots = new RootsCapability() };
var ex = new MissingRequiredClientCapabilityException(caps);
Assert.Equal(McpErrorCode.MissingRequiredClientCapability, ex.ErrorCode);
Assert.Same(caps, ex.RequiredCapabilities);
}
}