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fix(acp): skip resume transcript replay (#34070)

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Shoubhit Dash 2026-06-26 19:42:05 +05:30 • committed by GitHub
commit c2882268d6
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2 changed files with 22 additions and 4 deletions
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1
packages/opencode/src/acp/service.ts
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@ -314,7 +314,6 @@ export function make(input: {
yield* registerMcpServers(input.sdk, registeredMcp, params.cwd, state.id, params.mcpServers ?? [])
yield* sendAvailableCommands(input.connection, state.id, snapshot)
yield* replayMessages(events, messages)
return {
configOptions: configOptions(snapshot, {

25
packages/opencode/test/acp/service-session.test.ts
View file

@ -394,15 +394,29 @@ describe("ACP service sessions", () => {
expect(second.sessions.map((session) => session.sessionId)).toEqual(["ses_2", "ses_1"])
})
it("resumes a session and stores restored state", async () => {
const { service } = makeService([
it("resumes a session and stores restored state without replaying transcript chunks", async () => {
const { service, updates } = makeService([
{
info: {
id: "msg_user",
sessionID: "ses_resume",
role: "user",
model: { providerID: "test", modelID: "test-model", variant: "high" },
agent: "plan",
},
parts: [],
parts: [{ id: "part_user", sessionID: "ses_resume", messageID: "msg_user", type: "text", text: "hello" }],
},
{
info: { id: "msg_assistant", sessionID: "ses_resume", role: "assistant" },
parts: [
{
id: "part_assistant",
sessionID: "ses_resume",
messageID: "msg_assistant",
type: "text",
text: "hi there",
},
],
},
])
const resumed = await Effect.runPromise(
@ -414,6 +428,11 @@ describe("ACP service sessions", () => {
expect(select(resumed, "effort")?.currentValue).toBe("high")
expect(select(updated, "effort")?.currentValue).toBe("default")
expect(
updates
.map((item) => item.update)
.filter((item) => item.sessionUpdate === "user_message_chunk" || item.sessionUpdate === "agent_message_chunk"),
).toEqual([])
})
it("closes local ACP state and aborts the backing session best-effort", async () => {