| 1 | package plugin |
| 2 | |
| 3 | import ( |
| 4 | "context" |
| 5 | "testing" |
| 6 | |
| 7 | mcpsdk "github.com/modelcontextprotocol/go-sdk/mcp" |
| 8 | ) |
| 9 | |
| 10 | func TestSDKSessionRetiresEndpointBeforeCancellingProcessContext(t *testing.T) { |
| 11 | for _, shutdown := range []string{"close", "invalidate"} { |
| 12 | t.Run(shutdown, func(t *testing.T) { |
| 13 | transport := newInMemorySDKTransport(t, func() *mcpsdk.Server { |
| 14 | return mcpsdk.NewServer(&mcpsdk.Implementation{Name: "shutdown", Version: "1"}, nil) |
| 15 | }) |
| 16 | factory := transport.endpointFactory |
| 17 | retired := make(chan error, 1) |
| 18 | transport.endpointFactory = func(ctx context.Context) (sdkEndpoint, error) { |
| 19 | endpoint, err := factory(ctx) |
| 20 | endpoint.close = func() { retired <- ctx.Err() } |
| 21 | return endpoint, err |
| 22 | } |
| 23 | managed, err := transport.acquire(t.Context()) |
| 24 | if err != nil { |
| 25 | t.Fatal(err) |
| 26 | } |
| 27 | if shutdown == "close" { |
| 28 | transport.close() |
| 29 | } else { |
| 30 | transport.invalidate(managed) |
| 31 | } |
| 32 | if err := <-retired; err != nil { |
| 33 | t.Fatalf("process context cancelled before endpoint could perform graceful retirement: %v", err) |
| 34 | } |
| 35 | }) |
| 36 | } |
| 37 | } |
| 38 |