oh-my-opencode/src/hooks/ralph-loop/reset-strategy-race-condition.test.ts

112 lines
3.4 KiB
TypeScript

/// <reference types="bun-types" />
import { describe, expect, test } from "bun:test"
import { createRalphLoopHook } from "./index"
function createDeferred(): {
promise: Promise<void>
resolve: () => void
} {
let resolvePromise: (() => void) | null = null
const promise = new Promise<void>((resolve) => {
resolvePromise = resolve
})
return {
promise,
resolve: () => {
if (resolvePromise) {
resolvePromise()
}
},
}
}
async function waitUntil(condition: () => boolean): Promise<void> {
for (let index = 0; index < 100; index++) {
if (condition()) {
return
}
await new Promise<void>((resolve) => {
setTimeout(resolve, 0)
})
}
throw new Error("Condition was not met in time")
}
describe("ralph-loop reset strategy race condition", () => {
test("should skip duplicate idle while reset iteration handling is in flight", async () => {
// given - reset strategy loop with blocked TUI session switch
const promptCalls: Array<{ sessionID: string; text: string }> = []
const createSessionCalls: Array<{ parentID?: string }> = []
let selectSessionCalls = 0
const selectSessionDeferred = createDeferred()
const hook = createRalphLoopHook({
directory: process.cwd(),
client: {
session: {
prompt: async (options: {
path: { id: string }
body: { parts: Array<{ type: string; text: string }> }
}) => {
promptCalls.push({
sessionID: options.path.id,
text: options.body.parts[0].text,
})
return {}
},
promptAsync: async (options: {
path: { id: string }
body: { parts: Array<{ type: string; text: string }> }
}) => {
promptCalls.push({
sessionID: options.path.id,
text: options.body.parts[0].text,
})
return {}
},
create: async (options: {
body: { parentID?: string; title?: string }
query?: { directory?: string }
}) => {
createSessionCalls.push({ parentID: options.body.parentID })
return { data: { id: `new-session-${createSessionCalls.length}` } }
},
messages: async () => ({ data: [] }),
},
tui: {
showToast: async () => ({}),
selectSession: async () => {
selectSessionCalls += 1
await selectSessionDeferred.promise
return {}
},
},
},
} as unknown as Parameters<typeof createRalphLoopHook>[0])
hook.startLoop("session-old", "Build feature", { strategy: "reset" })
// when - first idle is in-flight and old session fires idle again before TUI switch resolves
const firstIdleEvent = hook.event({
event: { type: "session.idle", properties: { sessionID: "session-old" } },
})
await waitUntil(() => selectSessionCalls > 0)
const secondIdleEvent = hook.event({
event: { type: "session.idle", properties: { sessionID: "session-old" } },
})
selectSessionDeferred.resolve()
await Promise.all([firstIdleEvent, secondIdleEvent])
// then - duplicate idle should be skipped to prevent concurrent continuation injection
expect(createSessionCalls.length).toBe(1)
expect(promptCalls.length).toBe(1)
expect(hook.getState()?.iteration).toBe(2)
})
})