DeepSeek Harness Team
19 lines
915 B
TypeScript
19 lines
915 B
TypeScript
/** Async coordination helpers for tests. */
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import { vi } from 'vitest'
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/** Create an externally resolvable promise. */
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export function deferred<T = void>() {
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let resolve!: (value: T) => void
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let reject!: (error: unknown) => void
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const promise = new Promise<T>((res, rej) => { resolve = res; reject = rej })
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return { promise, resolve, reject }
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}
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/** Observe whether a promise has settled without awaiting it. */
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export function track<T>(promise: Promise<T>) {
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const state = { settled: false, error: undefined as unknown, promise }
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promise.then(() => { state.settled = true }, (error: unknown) => { state.settled = true; state.error = error })
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return state
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}
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export const sleep = (ms: number) => new Promise(resolve => setTimeout(resolve, ms))
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export const waitUntil = (check: () => boolean, timeout = 3000) => vi.waitFor(() => { if (!check()) throw new Error('not yet') }, { timeout, interval: 2 })
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