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mcp: remove session header handling in stateless mode (#952)

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This commit is contained in:
Maciej Kisiel 2026-05-15 09:51:14 +02:00 • committed by GitHub
commit 8eb54632ad
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1 changed files with 56 additions and 33 deletions
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30
mcp/streamable_test.go
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@ -1703,40 +1703,16 @@ func TestStreamableStateless(t *testing.T) {
}
}
sessionlessHandler := NewStreamableHTTPHandler(func(*http.Request) *Server {
// Return a stateless server which never assigns a session ID.
server := NewServer(testImpl, &ServerOptions{
GetSessionID: func() string { return "" },
})
AddTool(server, &Tool{Name: "greet", Description: "say hi"}, sayHi)
return server
}, &StreamableHTTPOptions{
Stateless: true,
})
// First, test the "sessionless" stateless mode, where there is no session ID.
t.Run("sessionless", func(t *testing.T) {
testStreamableHandler(t, sessionlessHandler, requests)
testClientCompatibility(t, sessionlessHandler)
})
// Next, test the default stateless mode, where session IDs are permitted.
//
// This can be used by tools to look up application state preserved across
// subsequent requests.
requests[0].wantSessionID = true // now expect a session ID for initialize
statelessHandler := NewStreamableHTTPHandler(func(*http.Request) *Server {
// Return a server with default options which should assign a random session ID.
server := NewServer(testImpl, nil)
AddTool(server, &Tool{Name: "greet", Description: "say hi"}, sayHi)
return server
}, &StreamableHTTPOptions{
Stateless: true,
})
t.Run("stateless", func(t *testing.T) {
testStreamableHandler(t, statelessHandler, requests)
testClientCompatibility(t, sessionlessHandler)
})
testStreamableHandler(t, statelessHandler, requests)
testClientCompatibility(t, statelessHandler)
}
func textContent(t *testing.T, res *CallToolResult) string {