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refactor(client): isolate trajectory history

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This commit is contained in:
imccyu
2026-07-29 20:21:37 +08:00
parent ee9ea7e3aa
commit e0022ff19e
28 changed files with 1261 additions and 698 deletions
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packages/client/runtime/tests/session.spec.ts
-126
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@@ -161,21 +161,6 @@ describe('live event path', () => {
expect((last as { interrupted?: true }).interrupted).toBeUndefined()
})
it('keeps a lazily inspected snapshot pinned to its original history window', async () => {
const { session } = await opened()
const before = session.getSnapshot()
session.handleMuxEnvelope('r' as never, {
type: 'session/event',
sessionId: SID,
event: ev.user(6, 'later'),
})
expect(before.inspection?.eventNodes.map(node => node.seq)).toEqual([1, 3])
expect(session.getSnapshot().inspection?.eventNodes.map(node => node.seq))
.toEqual([1, 3, 6])
})
it('freezes an unfinalized partial into an interrupted node on turn/end (cancel path)', async () => {
const { session } = await opened()
const feed = (event: SessionEvent) => { session.handleMuxEnvelope('r' as never, { type: 'session/event', sessionId: SID, event }) }
@@ -241,92 +226,6 @@ describe('paging', () => {
expect(snapshot.nodes.map(n => n.seq)).toEqual([1, 3, 7, 9])
})
it('loads every older page for complete-history inspection', async () => {
const pages = [
plainTurn(0, 0, '最早问', '最早答'),
plainTurn(6, 1, '中间问', '中间答'),
plainTurn(12, 2, '最新问', '最新答'),
]
const { api, session } = makeSession()
api.onHistory = (payload) => {
if (payload.beforeSeq === undefined) return histResponse(pages[2]!, true)
if (payload.beforeSeq === 12) return histResponse(pages[1]!, true)
return histResponse(pages[0]!, false)
}
await session.open()
await session.loadAllHistory()
expect(api.callsOf('session.history')).toHaveLength(3)
expect(session.getSnapshot().hasMore).toBe(false)
expect(session.getSnapshot().inspection?.eventNodes.map(node => node.seq))
.toEqual([1, 3, 7, 9, 13, 15])
expect(session.getSnapshot().nodes.map(node => node.seq)).toEqual([1, 3, 7, 9, 13, 15])
})
it('stops complete-history loading when a page makes no progress', async () => {
const { api, session } = makeSession()
api.onHistory = payload => payload.beforeSeq === undefined
? histResponse(plainTurn(6, 1, '新问', '新答'), true)
: Promise.resolve(err({ code: 'internal', message: 'page unavailable', details: {} }))
await session.open()
await session.loadAllHistory()
expect(api.callsOf('session.history')).toHaveLength(2)
expect(session.getSnapshot().hasMore).toBe(true)
})
it('continues complete-history loading after an already active page', async () => {
const pages = [
plainTurn(0, 0, '最早问', '最早答'),
plainTurn(6, 1, '中间问', '中间答'),
plainTurn(12, 2, '最新问', '最新答'),
]
const middle = deferred<Awaited<ReturnType<FakeApiClient['onHistory']>>>()
const { api, session } = makeSession()
api.onHistory = (payload) => {
if (payload.beforeSeq === undefined) return histResponse(pages[2]!, true)
if (payload.beforeSeq === 12) return middle.promise
return histResponse(pages[0]!, false)
}
await session.open()
const activePage = session.loadOlder()
const completeHistory = session.loadAllHistory()
middle.resolve(ok({
events: entries(pages[1]!) as never[],
hasMore: true,
modelTarget: { provider: 'deepseek', model: 'deepseek-v4-flash' },
}))
await Promise.all([activePage, completeHistory])
expect(api.callsOf('session.history')).toHaveLength(3)
expect(session.getSnapshot().hasMore).toBe(false)
expect(session.getSnapshot().nodes.map(node => node.seq))
.toEqual([1, 3, 7, 9, 13, 15])
})
it('stops complete-history loading between pages after its consumer aborts', async () => {
const middle = deferred<Awaited<ReturnType<FakeApiClient['onHistory']>>>()
const { api, session } = makeSession()
api.onHistory = payload => payload.beforeSeq === undefined
? histResponse(plainTurn(12, 2, '最新问', '最新答'), true)
: middle.promise
await session.open()
const controller = new AbortController()
const completeHistory = session.loadAllHistory(controller.signal)
controller.abort()
middle.resolve(ok({
events: entries(plainTurn(6, 1, '中间问', '中间答')) as never[],
hasMore: true,
}))
await completeHistory
expect(api.callsOf('session.history')).toHaveLength(2)
expect(session.getSnapshot().hasMore).toBe(true)
})
it('drops a discontinuous older page fail-soft (window unchanged, hasMore cleared)', async () => {
const { api, session } = makeSession()
api.onHistory = payload => payload.beforeSeq === undefined
@@ -803,31 +702,6 @@ describe('resync', () => {
expect(snapshot.nodes.map(n => n.seq)).toEqual([7, 9])
})
it('starts fresh paging while an older generation page is still pending', async () => {
const stalePage = deferred<Awaited<ReturnType<FakeApiClient['onHistory']>>>()
const { api, session } = makeSession()
let call = 0
api.onHistory = () => {
call++
if (call === 1) return histResponse(plainTurn(6, 1, '新', '页'), true)
if (call === 2) return stalePage.promise
if (call === 3) return histResponse(plainTurn(6, 1, '新', '代'), true)
return histResponse(plainTurn(0, 0, '旧', '页'), false)
}
await session.open()
const stale = session.loadOlder()
await session.resync()
const fresh = session.loadAllHistory()
await vi.waitFor(() => { expect(call).toBe(4) })
stalePage.resolve(ok({
events: entries(plainTurn(0, 0, '废', '弃')) as never[],
hasMore: false,
}))
await Promise.all([stale, fresh])
expect(session.getSnapshot().hasMore).toBe(false)
expect(session.getSnapshot().nodes.map(node => node.seq)).toEqual([1, 3, 7, 9])
})
})
describe('run_code sub-dispatch indexing', () => {