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Align the 2026-07-28 wire with spec PR #3002 and SEP-2575 HTTP statuses (#1752)

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Co-authored-by: Stephen Halter <halter73@gmail.com>
Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com>
Co-authored-by: tarekgh <tarek.mahmoud.sayed@gmail.com>
This commit is contained in:
Paul Carleton 2026-07-28 00:08:03 +01:00 • committed by GitHub
commit 26f60ab7f4
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1 changed files with 894 additions and 101 deletions
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35
tests/ModelContextProtocol.Tests/Server/NegotiatedProtocolVersionTests.cs
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@ -82,7 +82,22 @@ public sealed class NegotiatedProtocolVersionTests : LoggedTest, IAsyncDisposabl
}
[Fact]
public async Task PerRequestMetadata_RejectsRequestMissingRequiredMetadata()
public async Task PerRequestMetadata_ServesRequestMissingClientInfo()
{
var ct = TestContext.Current.CancellationToken;
// clientInfo is optional: a request whose _meta omits it is served.
var response = await RoundTripAsync(
id: 1,
McpProtocolVersions.July2026ProtocolVersion,
ct,
includeClientInfo: false);
Assert.IsType<JsonRpcResponse>(response);
}
[Fact]
public async Task PerRequestMetadata_RejectsRequestMissingClientCapabilities()
{
var ct = TestContext.Current.CancellationToken;
@ -91,10 +106,10 @@ public sealed class NegotiatedProtocolVersionTests : LoggedTest, IAsyncDisposabl
id: 1,
McpProtocolVersions.July2026ProtocolVersion,
ct,
includeClientInfo: false));
includeClientCapabilities: false));
Assert.Equal((int)McpErrorCode.InvalidParams, error.Error.Code);
Assert.Contains(MetaKeys.ClientInfo, error.Error.Message, StringComparison.Ordinal);
Assert.Contains(MetaKeys.ClientCapabilities, error.Error.Message, StringComparison.Ordinal);
}
[Fact]
@ -176,25 +191,29 @@ public sealed class NegotiatedProtocolVersionTests : LoggedTest, IAsyncDisposabl
Assert.Contains(RequestMethods.SubscriptionsListen, error.Error.Message, StringComparison.Ordinal);
}
[Fact]
public async Task LoggingSetLevel_WithPerRequestMetadataProtocolVersion_IsRejected()
[Theory]
[InlineData("initialize")]
[InlineData("ping")]
[InlineData("logging/setLevel")]
[InlineData("resources/subscribe")]
[InlineData("resources/unsubscribe")]
public async Task RemovedMethod_WithPerRequestMetadataProtocolVersion_IsRejected(string method)
{
var ct = TestContext.Current.CancellationToken;
var request = new JsonRpcRequest
{
Id = new RequestId(1),
Method = RequestMethods.LoggingSetLevel,
Method = method,
Params = new JsonObject
{
["level"] = "info",
["_meta"] = PerRequestMetadata(),
},
};
var error = Assert.IsType<JsonRpcError>(await SendAndReceiveAsync(request, ct));
Assert.Equal((int)McpErrorCode.MethodNotFound, error.Error.Code);
Assert.Contains(RequestMethods.LoggingSetLevel, error.Error.Message, StringComparison.Ordinal);
Assert.Contains(method, error.Error.Message, StringComparison.Ordinal);
}
private async Task<JsonRpcMessage> RoundTripAsync(