9c1538fd98Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com> Co-authored-by: stephentoub <2642209+stephentoub@users.noreply.github.com> Co-authored-by: Stephen Toub <stoub@microsoft.com> Co-authored-by: eiriktsarpalis <2813363+eiriktsarpalis@users.noreply.github.com>
36 lines
1.3 KiB
C#
36 lines
1.3 KiB
C#
using ModelContextProtocol.Client;
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using ModelContextProtocol.Protocol;
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using ModelContextProtocol.Server;
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using System.IO.Pipelines;
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Pipe clientToServerPipe = new(), serverToClientPipe = new();
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// Create a server using a stream-based transport over an in-memory pipe.
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await using McpServer server = McpServer.Create(
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new StreamServerTransport(clientToServerPipe.Reader.AsStream(), serverToClientPipe.Writer.AsStream()),
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new McpServerOptions()
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{
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ToolCollection = [McpServerTool.Create((string arg) => $"Echo: {arg}", new() { Name = "Echo" })]
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});
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_ = server.RunAsync();
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// Connect a client using a stream-based transport over the same in-memory pipe.
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await using McpClient client = await McpClient.CreateAsync(
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new StreamClientTransport(clientToServerPipe.Writer.AsStream(), serverToClientPipe.Reader.AsStream()));
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// List all tools.
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var tools = await client.ListToolsAsync();
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if (tools.Count == 0)
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{
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throw new Exception("Expected at least one tool.");
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}
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// Invoke a tool.
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var echo = tools.First(t => t.Name == "Echo");
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var result = await echo.InvokeAsync(new() { ["arg"] = "Hello World" });
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if (result is null || !result.ToString()!.Contains("Echo: Hello World"))
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{
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throw new Exception($"Unexpected result: {result}");
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}
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Console.WriteLine("Success!");
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