Files
Kilo-Org_kilocode/packages/opencode/test/kilocode/session-prompt-queue.test.ts
T
2026-06-10 20:03:42 +02:00

833 lines
30 KiB
TypeScript

import path from "path"
import { describe, expect, test } from "bun:test"
import { Effect } from "effect"
import { Bus } from "../../src/bus"
import { AppRuntime } from "../../src/effect/app-runtime"
import { InstanceRef } from "../../src/effect/instance-ref"
import { KiloSessionCompaction } from "@/kilocode/session/compaction"
import { KiloSessionPromptQueue } from "@/kilocode/session/prompt-queue"
import { Suggestion } from "../../src/kilocode/suggestion"
import { ModelID, ProviderID } from "../../src/provider/schema"
import { InstanceStore } from "../../src/project/instance-store"
import { provideTestInstance } from "../fixture/fixture"
import { Session } from "../../src/session/session"
import { MessageV2 } from "../../src/session/message-v2"
import { SessionCompaction } from "../../src/session/compaction"
import { SessionPrompt } from "../../src/session/prompt"
import { MessageID, SessionID } from "../../src/session/schema"
import * as Log from "@opencode-ai/core/util/log"
import { provideInstance, tmpdir } from "../fixture/fixture"
Log.init({ print: false })
const store = {
updateMessage: <T extends MessageV2.Info>(msg: T) => Effect.promise(() => sessions.updateMessage(msg)),
updatePart: <T extends MessageV2.Part>(part: T) => Effect.promise(() => sessions.updatePart(part)),
}
const sessions = {
create: (input?: Parameters<Session.Interface["create"]>[0]) =>
Effect.runPromise(Session.Service.use((svc) => svc.create(input)).pipe(Effect.provide(Session.defaultLayer))),
messages: (input: Parameters<Session.Interface["messages"]>[0]) =>
Effect.runPromise(Session.Service.use((svc) => svc.messages(input)).pipe(Effect.provide(Session.defaultLayer))),
updateMessage: <T extends MessageV2.Info>(msg: T) =>
Effect.runPromise(Session.Service.use((svc) => svc.updateMessage(msg)).pipe(Effect.provide(Session.defaultLayer))),
updatePart: <T extends MessageV2.Part>(part: T) =>
Effect.runPromise(Session.Service.use((svc) => svc.updatePart(part)).pipe(Effect.provide(Session.defaultLayer))),
}
function line(input: unknown) {
return `data: ${JSON.stringify(input)}\n\n`
}
function chunk(input: { delta?: Record<string, unknown>; finish?: string }) {
return {
id: "chatcmpl-queue-test",
object: "chat.completion.chunk",
choices: [
{
delta: input.delta ?? {},
...(input.finish ? { finish_reason: input.finish } : {}),
},
],
}
}
function reply(input: { text: string; ready?: () => void; wait?: Promise<unknown> }) {
const enc = new TextEncoder()
const head = line(chunk({ delta: { role: "assistant" } }))
const tail = [
line(chunk({ delta: { content: input.text } })),
line(chunk({ finish: "stop" })),
"data: [DONE]\n\n",
].join("")
return new ReadableStream<Uint8Array>({
start(ctrl) {
ctrl.enqueue(enc.encode(head))
input.ready?.()
const done = () => {
ctrl.enqueue(enc.encode(tail))
ctrl.close()
}
if (input.wait) {
void input.wait.then(done)
return
}
done()
},
})
}
function hasText(msg: MessageV2.WithParts, text: string) {
return msg.parts.some((part) => part.type === "text" && part.text.includes(text))
}
function scoped<T>(dir: string, fn: (prompt: SessionPrompt.Interface) => Promise<T>) {
return Effect.runPromise(
SessionPrompt.Service.use((prompt) => Effect.promise(() => fn(prompt))).pipe(
Effect.provide(SessionPrompt.defaultLayer),
provideInstance(dir),
Effect.scoped,
),
)
}
// Find the last non-system message in an OpenAI-compatible request body. Kept
// tolerant: we only care about role invariants, not the exact content shape,
// because providers may serialize `content` as a string or as a parts array.
function lastConversational(body: Record<string, unknown>): { role: string; content: unknown } | undefined {
const msgs = Array.isArray(body.messages) ? (body.messages as Array<Record<string, unknown>>) : []
for (let i = msgs.length - 1; i >= 0; i--) {
const msg = msgs[i]
if (!msg || typeof msg !== "object") continue
const role = typeof msg.role === "string" ? msg.role : undefined
if (!role || role === "system") continue
return { role, content: msg.content }
}
return undefined
}
function user(sessionID: SessionID, id: MessageID): MessageV2.WithParts {
return {
info: {
id,
sessionID,
role: "user",
time: { created: 1 },
agent: "code",
model: { providerID: ProviderID.make("test"), modelID: ModelID.make("model") },
},
parts: [],
}
}
function assistant(sessionID: SessionID, id: MessageID, parentID: MessageID): MessageV2.WithParts {
return {
info: {
id,
sessionID,
role: "assistant",
time: { created: 1, completed: 2 },
parentID,
modelID: ModelID.make("model"),
providerID: ProviderID.make("test"),
mode: "code",
agent: "code",
path: { cwd: "/tmp", root: "/tmp" },
cost: 0,
tokens: { input: 0, output: 0, reasoning: 0, cache: { read: 0, write: 0 } },
finish: "stop",
},
parts: [],
}
}
describe("session prompt queue", () => {
test("scopes queued turns without moving prior assistant history", async () => {
const sessionID = SessionID.make("session_scope")
const one = MessageID.make("msg_01")
const ans = MessageID.make("msg_02")
const two = MessageID.make("msg_03")
const three = MessageID.make("msg_04")
const messages = [
user(sessionID, one),
assistant(sessionID, ans, one),
user(sessionID, two),
user(sessionID, three),
]
const ids = await Effect.runPromise(
KiloSessionPromptQueue.enqueue(
sessionID,
two,
Effect.sync(() => KiloSessionPromptQueue.scope(sessionID, messages).map((item) => item.info.id)),
Effect.succeed([]),
),
)
expect(ids).toEqual([one, ans, two])
})
test("moves queued target to the end when prior-turn messages come after it", async () => {
// Regression: when a user queues a prompt while a turn is still running,
// the queued message's time_created falls before later assistant steps of
// that turn. Ordering by time_created alone would leave the queued prompt
// in the middle of the prior turn's messages, ending the next model request
// with an assistant message and tripping Anthropic's prefill rejection.
const sessionID = SessionID.make("session_queue_mid_turn")
const m1 = MessageID.make("msg_10")
const a1 = MessageID.make("msg_20")
const m2 = MessageID.make("msg_30")
const a2step1 = MessageID.make("msg_40")
const m3 = MessageID.make("msg_50") // queued mid-turn
const a2step2 = MessageID.make("msg_60")
const a2final = MessageID.make("msg_70")
const messages = [
user(sessionID, m1),
assistant(sessionID, a1, m1),
user(sessionID, m2),
assistant(sessionID, a2step1, m2),
user(sessionID, m3),
assistant(sessionID, a2step2, m2),
assistant(sessionID, a2final, m2),
]
const ids = await Effect.runPromise(
KiloSessionPromptQueue.enqueue(
sessionID,
m3,
Effect.sync(() => KiloSessionPromptQueue.scope(sessionID, messages).map((item) => item.info.id)),
Effect.succeed([]),
),
)
expect(ids).toEqual([m1, a1, m2, a2step1, a2step2, a2final, m3])
expect(ids[ids.length - 1]).toBe(m3)
})
test("keeps the target turn's own assistant steps grouped at the end", async () => {
// After the first step of a queued turn has produced an assistant message,
// subsequent scope() calls should keep the target user together with its
// own turn's assistants (not interleaved with a prior turn's tail).
const sessionID = SessionID.make("session_queue_step_two")
const m1 = MessageID.make("msg_01a")
const a1 = MessageID.make("msg_02a")
const m2 = MessageID.make("msg_03a") // queued mid-turn
const a1tail = MessageID.make("msg_04a")
const a2step1 = MessageID.make("msg_05a")
const messages = [
user(sessionID, m1),
assistant(sessionID, a1, m1),
user(sessionID, m2),
assistant(sessionID, a1tail, m1), // prior turn's tail was written after m2
assistant(sessionID, a2step1, m2),
]
const ids = await Effect.runPromise(
KiloSessionPromptQueue.enqueue(
sessionID,
m2,
Effect.sync(() => KiloSessionPromptQueue.scope(sessionID, messages).map((item) => item.info.id)),
Effect.succeed([]),
),
)
expect(ids).toEqual([m1, a1, a1tail, m2, a2step1])
})
test("retarget keeps older queued prompts hidden", async () => {
// Regression: retargeting used to move the visible-message boundary forward,
// which unhid any user prompts queued between the base and the injected
// follow-up. Exempt the follow-up without reopening the boundary.
const sessionID = SessionID.make("session_retarget_hide")
const base = MessageID.make("msg_b1")
const ans = MessageID.make("msg_b2")
const queued = MessageID.make("msg_b3") // queued while base was running
const injected = MessageID.make("msg_b4") // injected follow-up
const messages = [
user(sessionID, base),
assistant(sessionID, ans, base),
user(sessionID, queued),
user(sessionID, injected),
]
const ids = await Effect.runPromise(
KiloSessionPromptQueue.enqueue(
sessionID,
base,
Effect.sync(() => {
KiloSessionPromptQueue.retarget(sessionID, injected)
return KiloSessionPromptQueue.scope(sessionID, messages).map((item) => item.info.id)
}),
Effect.succeed([]),
),
)
expect(ids).not.toContain(queued)
expect(ids).toContain(injected)
expect(ids[ids.length - 1]).toBe(injected)
})
test("keeps auto-compaction markers created during a queued turn visible", async () => {
// Regression for ses_20d25cccbffeVAw7Y9XGfL9p5O: an overflow inside a queued
// turn creates an auto-compaction user message after the queued prompt. If
// scope() hides that marker, runLoop never processes the compaction task and
// instead retries the same oversized request until compaction is exhausted.
await using tmp = await tmpdir({ git: true })
await provideTestInstance({
directory: tmp.path,
fn: async () => {
const session = await sessions.create({ title: "Queued compaction regression" })
const first = MessageID.ascending()
const ans = MessageID.ascending()
const queued = MessageID.ascending()
await sessions.updateMessage(user(session.id, first).info)
await sessions.updateMessage(assistant(session.id, ans, first).info)
await sessions.updateMessage(user(session.id, queued).info)
const result = await Effect.runPromise(
KiloSessionPromptQueue.enqueue(
session.id,
queued,
Effect.promise(async () => {
await Effect.runPromise(
KiloSessionCompaction.create({
session: store,
sessionID: session.id,
agent: "code",
model: { providerID: ProviderID.make("test"), modelID: ModelID.make("model") },
auto: true,
overflow: true,
}),
)
const messages = await sessions.messages({ sessionID: session.id })
const compact = messages.find((msg) => msg.parts.some((part) => part.type === "compaction"))?.info.id
return { compact, ids: KiloSessionPromptQueue.scope(session.id, messages).map((item) => item.info.id) }
}),
Effect.succeed({ compact: undefined, ids: [] }),
),
)
if (!result.compact) throw new Error("missing compaction marker")
expect(result.ids).toEqual([first, ans, queued, result.compact])
expect(result.ids[result.ids.length - 1]).toBe(result.compact)
},
})
})
test("hasFollowup reports true only for prompts enqueued after the active slot started", async () => {
const sessionID = SessionID.make("session_followup_semantics")
const observed: Array<{ where: string; value: boolean }> = []
const firstStarted = Promise.withResolvers<void>()
const firstReleased = Promise.withResolvers<void>()
const secondStarted = Promise.withResolvers<void>()
const secondReleased = Promise.withResolvers<void>()
const first = Effect.runPromise(
KiloSessionPromptQueue.enqueue(
sessionID,
MessageID.make("msg_followup_1"),
Effect.gen(function* () {
observed.push({ where: "first:start", value: KiloSessionPromptQueue.hasFollowup(sessionID) })
firstStarted.resolve()
yield* Effect.promise(() => firstReleased.promise)
observed.push({ where: "first:end", value: KiloSessionPromptQueue.hasFollowup(sessionID) })
return "first"
}),
Effect.succeed("first-cancelled"),
),
)
await firstStarted.promise
// msg1 is alone — nothing newer has arrived yet.
expect(observed[0]?.value).toBe(false)
const second = Effect.runPromise(
KiloSessionPromptQueue.enqueue(
sessionID,
MessageID.make("msg_followup_2"),
Effect.gen(function* () {
observed.push({ where: "second:start", value: KiloSessionPromptQueue.hasFollowup(sessionID) })
secondStarted.resolve()
yield* Effect.promise(() => secondReleased.promise)
return "second"
}),
Effect.succeed("second-cancelled"),
),
)
// Enqueueing msg2 while msg1 is still running must flip hasFollowup to true
// for msg1's running slot.
await new Promise((resolve) => setTimeout(resolve, 10))
expect(KiloSessionPromptQueue.hasFollowup(sessionID)).toBe(true)
const third = Effect.runPromise(
KiloSessionPromptQueue.enqueue(
sessionID,
MessageID.make("msg_followup_3"),
Effect.sync(() => {
observed.push({ where: "third:start", value: KiloSessionPromptQueue.hasFollowup(sessionID) })
return "third"
}),
Effect.succeed("third-cancelled"),
),
)
// Let msg1 finish.
firstReleased.resolve()
await first
await secondStarted.promise
// msg2 started after msg3 was enqueued, so hasFollowup should be false for
// msg2 — everything waiting is older than msg2's activeSince snapshot.
expect(KiloSessionPromptQueue.hasFollowup(sessionID)).toBe(false)
secondReleased.resolve()
expect(await second).toBe("second")
expect(await third).toBe("third")
const events = observed.map((item) => `${item.where}=${item.value}`)
expect(events).toEqual(["first:start=false", "first:end=true", "second:start=false", "third:start=false"])
})
test("processes queued prompts without aborting the in-flight stream", async () => {
const ready = Promise.withResolvers<void>()
const injected = Promise.withResolvers<void>()
const calls: number[] = []
const bodies: Array<Record<string, unknown>> = []
const server = Bun.serve({
port: 0,
async fetch(req) {
const url = new URL(req.url)
if (!url.pathname.endsWith("/chat/completions")) return new Response("not found", { status: 404 })
const body = (await req.json().catch(() => ({}))) as Record<string, unknown>
bodies.push(body)
calls.push(Date.now())
const stream =
calls.length === 1
? reply({ text: "first reply", ready: ready.resolve })
: reply({ text: "second reply", ready: injected.resolve })
return new Response(stream, {
status: 200,
headers: { "Content-Type": "text/event-stream" },
})
},
})
try {
await using tmp = await tmpdir({
git: true,
init: async (dir) => {
await Bun.write(
path.join(dir, "opencode.json"),
JSON.stringify({
$schema: "https://opencode.ai/config.json",
enabled_providers: ["alibaba"],
provider: {
alibaba: {
options: {
apiKey: "test-key",
baseURL: `${server.url.origin}/v1`,
},
},
},
agent: {
code: {
model: "alibaba/qwen-plus",
},
},
}),
)
},
})
await provideTestInstance({
directory: tmp.path,
fn: async () =>
scoped(tmp.path, async (prompt) => {
const session = await sessions.create({ title: "Queued prompt regression" })
const first = Effect.runPromise(
prompt.prompt({
sessionID: session.id,
agent: "code",
parts: [{ type: "text", text: "first prompt" }],
}),
)
await ready.promise
const second = Effect.runPromise(
prompt.prompt({
sessionID: session.id,
agent: "code",
parts: [{ type: "text", text: "second prompt" }],
}),
)
const one = await first
await injected.promise
const two = await second
expect(calls).toHaveLength(2)
// The in-flight stream must complete; no aborted error on msg1's reply.
expect(one.info.role).toBe("assistant")
if (one.info.role === "assistant") expect(one.info.error).toBeUndefined()
expect(hasText(one, "first reply")).toBe(true)
expect(hasText(two, "second reply")).toBe(true)
const msgs = await sessions.messages({ sessionID: session.id })
const users = msgs.filter((msg) => msg.info.role === "user")
const assistants = msgs.filter((msg) => msg.info.role === "assistant")
const prompts = users.flatMap((msg) =>
msg.parts.filter((part) => part.type === "text").map((part) => part.text),
)
const text = assistants.flatMap((msg) =>
msg.parts.filter((part) => part.type === "text").map((part) => part.text),
)
expect(users).toHaveLength(2)
expect(assistants).toHaveLength(2)
expect(prompts).toContain("first prompt")
expect(prompts).toContain("second prompt")
expect(text).toContain("first reply")
expect(text).toContain("second reply")
const firstUser = users.find((msg) => hasText(msg, "first prompt"))
const secondUser = users.find((msg) => hasText(msg, "second prompt"))
const firstReply = assistants.find((msg) => hasText(msg, "first reply"))
const secondReply = assistants.find((msg) => hasText(msg, "second reply"))
if (
firstUser?.info.role !== "user" ||
secondUser?.info.role !== "user" ||
firstReply?.info.role !== "assistant" ||
secondReply?.info.role !== "assistant"
) {
throw new Error("missing expected messages")
}
expect(firstReply.info.parentID).toBe(firstUser.info.id)
expect(secondReply.info.parentID).toBe(secondUser.info.id)
// Regression for #9492: the second LLM request must end with the
// queued user prompt, not an assistant tail from the prior turn.
// Anthropic's API rejects requests whose final message is assistant
// (prefill), and scope() is supposed to partition the queued target
// turn to the end before the model request is built.
expect(bodies).toHaveLength(2)
const second2 = bodies[1]
expect(JSON.stringify(second2)).toContain("second prompt")
const tail = lastConversational(second2)
expect(tail?.role).toBe("user")
expect(JSON.stringify(tail?.content)).toContain("second prompt")
}),
})
} finally {
server.stop(true)
}
})
test("bridges legacy instance context for prompts after a completed turn", async () => {
const calls: number[] = []
const server = Bun.serve({
port: 0,
async fetch(req) {
const url = new URL(req.url)
if (!url.pathname.endsWith("/chat/completions")) return new Response("not found", { status: 404 })
calls.push(Date.now())
const text = calls.length === 1 ? "first reply" : "second reply"
return new Response(reply({ text }), {
status: 200,
headers: { "Content-Type": "text/event-stream" },
})
},
})
try {
await using tmp = await tmpdir({
git: true,
init: async (dir) => {
await Bun.write(
path.join(dir, "opencode.json"),
JSON.stringify({
$schema: "https://opencode.ai/config.json",
enabled_providers: ["alibaba"],
provider: {
alibaba: {
options: { apiKey: "test-key", baseURL: `${server.url.origin}/v1` },
},
},
agent: { plan: { model: "alibaba/qwen-plus" } },
}),
)
},
})
const ctx = await AppRuntime.runPromise(InstanceStore.Service.use((store) => store.load({ directory: tmp.path })))
const session = await AppRuntime.runPromise(
Session.Service.use((svc) => svc.create({ title: "Sequential prompt context regression" })).pipe(
Effect.provideService(InstanceRef, ctx),
),
)
const first = await AppRuntime.runPromise(
SessionPrompt.Service.use((prompt) =>
prompt.prompt({
sessionID: session.id,
agent: "plan",
parts: [{ type: "text", text: "first prompt" }],
}),
).pipe(Effect.provideService(InstanceRef, ctx)),
)
const second = await AppRuntime.runPromise(
SessionPrompt.Service.use((prompt) =>
prompt.prompt({
sessionID: session.id,
agent: "plan",
parts: [{ type: "text", text: "second prompt" }],
}),
).pipe(Effect.provideService(InstanceRef, ctx)),
)
expect(calls).toHaveLength(2)
expect(hasText(first, "first reply")).toBe(true)
expect(hasText(second, "second reply")).toBe(true)
} finally {
server.stop(true)
}
})
test("cancel on a session with no active tail is a no-op and does not leak state", async () => {
const sessionID = SessionID.make("session_cancel_noop")
await Effect.runPromise(KiloSessionPromptQueue.cancel(sessionID))
expect(KiloSessionPromptQueue._hasInternalState(sessionID)).toBe(false)
const result = await Effect.runPromise(
KiloSessionPromptQueue.enqueue(
sessionID,
MessageID.make("msg_probe"),
Effect.succeed("work executed"),
Effect.succeed("cancelled returned"),
),
)
expect(result).toBe("work executed")
})
test("cancel drops queued prompts and resets internal state", async () => {
const ready = Promise.withResolvers<void>()
const calls: number[] = []
const server = Bun.serve({
port: 0,
fetch(req) {
const url = new URL(req.url)
if (!url.pathname.endsWith("/chat/completions")) return new Response("not found", { status: 404 })
calls.push(Date.now())
const body = reply({ text: "first reply", ready: ready.resolve, wait: new Promise(() => {}) })
return new Response(body, {
status: 200,
headers: { "Content-Type": "text/event-stream" },
})
},
})
try {
await using tmp = await tmpdir({
git: true,
init: async (dir) => {
await Bun.write(
path.join(dir, "opencode.json"),
JSON.stringify({
$schema: "https://opencode.ai/config.json",
enabled_providers: ["alibaba"],
provider: {
alibaba: {
options: { apiKey: "test-key", baseURL: `${server.url.origin}/v1` },
},
},
agent: { code: { model: "alibaba/qwen-plus" } },
}),
)
},
})
await provideTestInstance({
directory: tmp.path,
fn: async () =>
scoped(tmp.path, async (prompt) => {
const session = await sessions.create({ title: "Queued cancel regression" })
const first = Effect.runPromise(
prompt.prompt({
sessionID: session.id,
agent: "code",
parts: [{ type: "text", text: "first prompt" }],
}),
)
await ready.promise
const second = Effect.runPromise(
prompt.prompt({
sessionID: session.id,
agent: "code",
parts: [{ type: "text", text: "second prompt" }],
}),
)
const third = Effect.runPromise(
prompt.prompt({
sessionID: session.id,
agent: "code",
parts: [{ type: "text", text: "third prompt" }],
}),
)
// Let msg2/msg3's enqueue capture the current version before cancel bumps it.
await Bun.sleep(20)
expect(calls).toHaveLength(1)
await Effect.runPromise(prompt.cancel(session.id))
await Promise.all([first, second, third])
// The queued prompts must never reach the LLM once cancel flushes the queue.
expect(calls).toHaveLength(1)
const msgs = await sessions.messages({ sessionID: session.id })
const assistants = msgs.filter((msg) => msg.info.role === "assistant")
expect(assistants).toHaveLength(1)
expect(msgs.filter((msg) => msg.info.role === "user")).toHaveLength(3)
// Internal state should have no lingering tail/version/target entries after the last release.
const ids = await Effect.runPromise(
KiloSessionPromptQueue.enqueue(
session.id,
MessageID.make("msg_probe"),
Effect.succeed(KiloSessionPromptQueue.scope(session.id, []).map((item) => item.info.id)),
Effect.succeed([]),
),
)
expect(ids).toEqual([])
expect(KiloSessionPromptQueue.hasFollowup(session.id)).toBe(false)
}),
})
} finally {
server.stop(true)
}
})
test("new prompt dismisses a pending suggestion", async () => {
const shown = Promise.withResolvers<void>()
const dismissed = Promise.withResolvers<void>()
await using tmp = await tmpdir({ git: true })
await provideTestInstance({
directory: tmp.path,
fn: async () =>
scoped(tmp.path, async (prompt) => {
const session = await sessions.create({ title: "Suggestion unblock regression" })
const offShown = Bus.subscribe(Suggestion.Event.Shown, (event) => {
if (event.properties.sessionID === session.id) shown.resolve()
})
const offDismissed = Bus.subscribe(Suggestion.Event.Dismissed, (event) => {
if (event.properties.sessionID === session.id) dismissed.resolve()
})
try {
const base = Suggestion.show({
sessionID: session.id,
text: "Run review?",
actions: [{ label: "Review", prompt: "/local-review-uncommitted" }],
}).catch((err) => {
if (err instanceof Suggestion.DismissedError) return "dismissed"
throw err
})
await shown.promise
await Effect.runPromise(
prompt.prompt({
sessionID: session.id,
agent: "code",
parts: [{ type: "text", text: "replacement prompt" }],
noReply: true,
}),
)
await dismissed.promise
expect(await base).toBe("dismissed")
expect(await Suggestion.list()).toEqual([])
} finally {
offShown()
offDismissed()
}
}),
})
})
test("auto-dismisses a suggestion shown after a queued prompt", async () => {
// Reverse ordering of the "new prompt dismisses a pending suggestion" test:
// queue the follow-up first, then open the blocker. Suggestion.show must see
// hasFollowup=true and reject synchronously, before any pending entry or
// Shown event is published.
await using tmp = await tmpdir({ git: true })
await provideTestInstance({
directory: tmp.path,
fn: async () => {
const sessionID = SessionID.make("ses_auto_suggestion")
const started = Promise.withResolvers<void>()
const release = Promise.withResolvers<void>()
// Slot 1: active, activeSince snapshots latest=1.
const first = Effect.runPromise(
KiloSessionPromptQueue.enqueue(
sessionID,
MessageID.make("msg_auto_sug_1"),
Effect.gen(function* () {
started.resolve()
yield* Effect.promise(() => release.promise)
return "first" as const
}),
Effect.succeed("first-cancelled" as const),
),
)
await started.promise
// Slot 2: enqueued while slot 1 is active → latest=2 > activeSince=1.
const second = Effect.runPromise(
KiloSessionPromptQueue.enqueue(
sessionID,
MessageID.make("msg_auto_sug_2"),
Effect.succeed("second" as const),
Effect.succeed("second-cancelled" as const),
),
)
await Bun.sleep(10)
expect(KiloSessionPromptQueue.hasFollowup(sessionID)).toBe(true)
let shown = 0
const offShown = Bus.subscribe(Suggestion.Event.Shown, (event) => {
if (event.properties.sessionID === sessionID) shown++
})
try {
await expect(
Suggestion.show({
sessionID,
text: "Run review?",
actions: [{ label: "Review", prompt: "/local-review-uncommitted" }],
}),
).rejects.toBeInstanceOf(Suggestion.DismissedError)
} finally {
offShown()
}
expect(shown).toBe(0)
expect(await Suggestion.list()).toEqual([])
release.resolve()
expect(await first).toBe("first")
expect(await second).toBe("second")
},
})
})
})