a8b98da480
Add a logical client session type back to the SDK, to bring it closer to the design. Also, remove 'ConnectionOptions', which is better implemented using middleware, and reimplement logging as a LoggingTransport middleware, which is also added to the design. Change-Id: I908b4f837d513ffc60ae5b6171a31519cffafebc Reviewed-on: https://go-review.googlesource.com/c/tools/+/672795 LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com> Reviewed-by: Sam Thanawalla <samthanawalla@google.com> Reviewed-by: Jonathan Amsterdam <jba@google.com>
69 lines
1.7 KiB
Go
69 lines
1.7 KiB
Go
// Copyright 2025 The Go MCP SDK Authors. All rights reserved.
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// Use of this source code is governed by an MIT-style
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// license that can be found in the LICENSE file.
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package mcp
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import (
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"context"
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"fmt"
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"net/http"
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"net/http/httptest"
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"testing"
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"github.com/google/go-cmp/cmp"
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)
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func TestSSEServer(t *testing.T) {
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for _, closeServerFirst := range []bool{false, true} {
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t.Run(fmt.Sprintf("closeServerFirst=%t", closeServerFirst), func(t *testing.T) {
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ctx := context.Background()
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server := NewServer("testServer", "v1.0.0", nil)
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server.AddTools(NewTool("greet", "say hi", sayHi))
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sseHandler := NewSSEHandler(func(*http.Request) *Server { return server })
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conns := make(chan *ServerSession, 1)
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sseHandler.onConnection = func(cc *ServerSession) {
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select {
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case conns <- cc:
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default:
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}
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}
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httpServer := httptest.NewServer(sseHandler)
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defer httpServer.Close()
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clientTransport := NewSSEClientTransport(httpServer.URL)
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c := NewClient("testClient", "v1.0.0", nil)
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cs, err := c.Connect(ctx, clientTransport)
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if err != nil {
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t.Fatal(err)
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}
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if err := cs.Ping(ctx, nil); err != nil {
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t.Fatal(err)
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}
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ss := <-conns
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gotHi, err := cs.CallTool(ctx, "greet", map[string]any{"name": "user"}, nil)
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if err != nil {
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t.Fatal(err)
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}
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wantHi := &CallToolResult{
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Content: []*Content{{Type: "text", Text: "hi user"}},
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}
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if diff := cmp.Diff(wantHi, gotHi); diff != "" {
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t.Errorf("tools/call 'greet' mismatch (-want +got):\n%s", diff)
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}
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// Test that closing either end of the connection terminates the other
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// end.
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if closeServerFirst {
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cs.Close()
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ss.Wait()
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} else {
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ss.Close()
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cs.Wait()
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}
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})
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}
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}
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