Yichen Yan
23c29d067a
* Persist authenticated browser preferences through the Host * test(settings): cover recovery and remote preference refresh * test(settings): read Host preferences from a fresh browser context * test(settings): verify remote ConfigForm refresh at plugin entry
62 lines
2.0 KiB
TypeScript
62 lines
2.0 KiB
TypeScript
/** Test doubles for settings transport. */
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import { vi } from 'vitest'
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import type {
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ConfigForm, ConfigFormSnapshot,
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} from '@deepseek-ai/dsh-client-ui-settings/client'
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/** Handle over one stubbed scope: the scope, its write spy, and publication controls. */
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export interface StubConfigForm<T> {
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/** The scope face handed to the service under test. */
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scope: ConfigForm<T>
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/** Spy behind `scope.set`; resolves immediately. */
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set: ReturnType<typeof vi.fn>
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/** Spy behind `scope.mutate`; resolves immediately. */
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mutate: ReturnType<typeof vi.fn<ConfigForm<T>['mutate']>>
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/** Spy behind `scope.unset`; resolves immediately. */
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unset: ReturnType<typeof vi.fn>
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/** @returns how many listeners are currently subscribed (disposal assertions). */
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listenerCount(): number
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/**
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* Replace part of the snapshot and notify subscribers, as a Host
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* acceptance would.
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* @param next - snapshot fields to replace.
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*/
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publish(next: Partial<ConfigFormSnapshot<T>>): void
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}
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/**
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* Build an in-memory settings scope for service specs: starts in the loading
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* state, records writes, and lets the test publish Host acceptances.
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* @returns the stub handle.
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*/
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export function stubConfigForm<T>(): StubConfigForm<T> {
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let snapshot: ConfigFormSnapshot<T> = {
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status: 'loading', value: undefined, base: undefined, user: undefined,
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revision: undefined, writable: false,
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}
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const listeners = new Set<() => void>()
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const set = vi.fn(() => Promise.resolve(true))
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const mutate = vi.fn<ConfigForm<T>['mutate']>(() => Promise.resolve(true))
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const unset = vi.fn(() => Promise.resolve(true))
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return {
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scope: {
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getSnapshot: () => snapshot,
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subscribe: (listener) => {
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listeners.add(listener)
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return () => { listeners.delete(listener) }
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},
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mutate,
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set,
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unset,
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},
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set,
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mutate,
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unset,
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listenerCount: () => listeners.size,
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publish: (next) => {
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snapshot = { ...snapshot, ...next }
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for (const listener of [...listeners]) listener()
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},
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}
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}
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