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Bring up to 0.1.13 conformance (#1254)

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Stephen Toub 2026-02-10 11:33:52 -05:00 • committed by GitHub
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1 changed files with 1249 additions and 78 deletions
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100
tests/ModelContextProtocol.ConformanceClient/Program.cs
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@ -1,9 +1,10 @@
using System.Net;
using System.Net.Sockets;
using System.Text;
using System.Text.Json;
using System.Web;
using Microsoft.Extensions.Logging;
using ModelContextProtocol.Client;
using ModelContextProtocol.Protocol;
// This program expects the following command-line arguments:
// 1. The client conformance test scenario to run (e.g., "tools_call")
@ -24,7 +25,15 @@ McpClientOptions options = new()
{
Name = "ConformanceClient",
Version = "1.0.0"
}
},
Handlers = new()
{
ElicitationHandler = (request, ct) =>
{
// Accept with empty content; the SDK applies schema defaults automatically.
return new ValueTask<ElicitResult>(new ElicitResult { Action = "accept", Content = new Dictionary<string, System.Text.Json.JsonElement>() });
},
},
};
var consoleLoggerFactory = LoggerFactory.Create(builder =>
@ -50,21 +59,50 @@ if (callbackPort == 0)
var clientRedirectUri = new Uri($"http://localhost:{callbackPort}/callback");
// Read conformance context for scenarios that provide additional data (e.g., pre-registered credentials).
string? preRegisteredClientId = null;
string? preRegisteredClientSecret = null;
var conformanceContext = Environment.GetEnvironmentVariable("MCP_CONFORMANCE_CONTEXT");
if (!string.IsNullOrEmpty(conformanceContext))
{
using var doc = JsonDocument.Parse(conformanceContext);
if (doc.RootElement.TryGetProperty("client_id", out var clientIdEl))
{
preRegisteredClientId = clientIdEl.GetString();
}
if (doc.RootElement.TryGetProperty("client_secret", out var clientSecretEl))
{
preRegisteredClientSecret = clientSecretEl.GetString();
}
}
var oauthOptions = new ModelContextProtocol.Authentication.ClientOAuthOptions
{
RedirectUri = clientRedirectUri,
// Configure the metadata document URI for CIMD.
ClientMetadataDocumentUri = new Uri("https://conformance-test.local/client-metadata.json"),
AuthorizationRedirectDelegate = (authUrl, redirectUri, ct) => HandleAuthorizationUrlAsync(authUrl, redirectUri, ct),
};
if (preRegisteredClientId is not null)
{
// Use pre-registered credentials instead of DCR.
oauthOptions.ClientId = preRegisteredClientId;
oauthOptions.ClientSecret = preRegisteredClientSecret;
}
else
{
oauthOptions.DynamicClientRegistration = new()
{
ClientName = "ProtectedMcpClient",
};
}
var clientTransport = new HttpClientTransport(new()
{
Endpoint = new Uri(endpoint),
TransportMode = HttpTransportMode.StreamableHttp,
OAuth = new()
{
RedirectUri = clientRedirectUri,
// Configure the metadata document URI for CIMD.
ClientMetadataDocumentUri = new Uri("https://conformance-test.local/client-metadata.json"),
AuthorizationRedirectDelegate = (authUrl, redirectUri, ct) => HandleAuthorizationUrlAsync(authUrl, redirectUri, ct),
DynamicClientRegistration = new()
{
ClientName = "ProtectedMcpClient",
},
}
OAuth = oauthOptions,
}, loggerFactory: consoleLoggerFactory);
await using var mcpClient = await McpClient.CreateAsync(clientTransport, options, loggerFactory: consoleLoggerFactory);
@ -89,6 +127,26 @@ switch (scenario)
success &= !(result.IsError == true);
break;
}
case "elicitation-sep1034-client-defaults":
{
var tools = await mcpClient.ListToolsAsync();
Console.WriteLine($"Available tools: {string.Join(", ", tools.Select(t => t.Name))}");
var toolName = "test_client_elicitation_defaults";
Console.WriteLine($"Calling tool: {toolName}");
var result = await mcpClient.CallToolAsync(toolName: toolName, arguments: new Dictionary<string, object?>());
success &= !(result.IsError == true);
break;
}
case "sse-retry":
{
var tools = await mcpClient.ListToolsAsync();
Console.WriteLine($"Available tools: {string.Join(", ", tools.Select(t => t.Name))}");
var toolName = "test_reconnection";
Console.WriteLine($"Calling tool: {toolName}");
var result = await mcpClient.CallToolAsync(toolName: toolName, arguments: new Dictionary<string, object?>());
success &= !(result.IsError == true);
break;
}
case "auth/scope-step-up":
{
// Just testing that we can authenticate and list tools
@ -96,7 +154,7 @@ switch (scenario)
Console.WriteLine($"Available tools: {string.Join(", ", tools.Select(t => t.Name))}");
// Call the "test_tool" tool
var toolName = tools.FirstOrDefault()?.Name ?? "test-tool";
var toolName = "test-tool";
Console.WriteLine($"Calling tool: {toolName}");
var result = await mcpClient.CallToolAsync(toolName: toolName, arguments: new Dictionary<string, object?>
{
@ -105,6 +163,20 @@ switch (scenario)
success &= !(result.IsError == true);
break;
}
case "auth/scope-retry-limit":
{
// Try to list tools - this triggers the auth flow that always fails with 403.
// The test validates the client doesn't retry indefinitely.
try
{
await mcpClient.ListToolsAsync();
}
catch (Exception ex)
{
Console.WriteLine($"Expected auth failure: {ex.Message}");
}
break;
}
default:
// No extra processing for other scenarios
break;