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refactor(session): rename the seed boundary to end-seed

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Hypatia May
2026-07-30 15:32:06 +08:00
parent e8f0934bc2
commit 8527137230
44 changed files with 228 additions and 224 deletions
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4
packages/session-persistence/session-persistence-jsonl/tests/jsonl.spec.ts
View File

@@ -378,9 +378,9 @@ describe('SessionPersistenceJsonl: durability and crash semantics', () => {
await ctx.sessions.flush(child)
const loaded = await ctx.sessionPersistence.load(child.id)
// The inherited prefix reaches disk verbatim, then the child's boundary.
// The constructor seed reaches disk verbatim, then the child's end-seed.
expect(loaded.events.slice(0, source.events.length)).toEqual(source.events)
expect(loaded.events.at(-1)).toMatchObject({ type: 'session/inherited', seq: source.events.length })
expect(loaded.events.at(-1)).toMatchObject({ type: 'session/end-seed', seq: source.events.length })
expect(loaded.meta).toMatchObject({
id: SessionId('persist-child'),
cwd: '/workspace',

18
packages/session-persistence/session-persistence/tests/coordinator-contract.ts
View File

@@ -218,9 +218,9 @@ export function runCoordinatorContract(name: string, makeFixture: () => Promise<
live.append('turn/end', { turn: 1, reason: { kind: 'completed' } })
await ctx.sessions.flush(live)
const loaded = await ctx.sessionPersistence.load(id)
// The seeded constructor's boundary persisted between the stored
// The constructor's end-seed event persisted between the stored
// turn/start and the turn/end appended live.
expect(loaded.events.map(event => event.type)).toEqual(['turn/start', 'session/inherited', 'turn/end'])
expect(loaded.events.map(event => event.type)).toEqual(['turn/start', 'session/end-seed', 'turn/end'])
expect(loaded.events.at(-1)).toMatchObject({
type: 'turn/end',
data: { reason: { kind: 'completed' } },
@@ -482,7 +482,7 @@ export function runCoordinatorContract(name: string, makeFixture: () => Promise<
// Fork is where the marker earns its keep: the inherited prefix may
// carry a bracket the still-running parent owns.
expect(loaded.events.slice(0, seed.length)).toEqual(seed)
expect(loaded.events.at(-1)).toMatchObject({ type: 'session/inherited', seq: seed.length })
expect(loaded.events.at(-1)).toMatchObject({ type: 'session/end-seed', seq: seed.length })
// A flush with no NEW events must not double-write.
await ctx.sessions.flush(forked)
const reloaded = await ctx.sessionPersistence.load(SessionId('forked'))
@@ -515,9 +515,9 @@ export function runCoordinatorContract(name: string, makeFixture: () => Promise<
await second.ctx.sessions.flush(s2)
const reloaded = await second.ctx.sessionPersistence.load(SessionId('resumed'))
// 0-5 the resumed seed, 6 the boundary, 7-8 the new turn.
// 0-5 the resumed seed, 6 end-seed, 7-8 the new turn.
expect(reloaded.events.map(e => e.seq)).toEqual([0, 1, 2, 3, 4, 5, 6, 7, 8])
expect(reloaded.events[6]).toMatchObject({ type: 'session/inherited' })
expect(reloaded.events[6]).toMatchObject({ type: 'session/end-seed' })
} finally {
await second.fiber.dispose()
await fix.cleanup()
@@ -798,9 +798,9 @@ export function runCoordinatorContract(name: string, makeFixture: () => Promise<
const live = ctx.sessions.create(SessionId('lazy-claim'), { seed: oneTurnLog(), meta: { cwd: WORK } })
await expect(ctx.sessions.flush(live)).resolves.toBeUndefined()
const loaded = await ctx.sessionPersistence.load(SessionId('lazy-claim'))
// Seeded 0-5 plus the constructor's boundary at 6.
// Seeded 0-5 plus the constructor's end-seed event at 6.
expect(loaded.events.map(e => e.seq)).toEqual([0, 1, 2, 3, 4, 5, 6])
expect(loaded.events.at(-1)).toMatchObject({ type: 'session/inherited' })
expect(loaded.events.at(-1)).toMatchObject({ type: 'session/end-seed' })
} finally {
await fiber.dispose()
await fix.cleanup()
@@ -853,9 +853,9 @@ export function runCoordinatorContract(name: string, makeFixture: () => Promise<
}, { inject: ['sessions'] }))
await ctx.sessions.flush(cont)
const loaded = await ctx.sessionPersistence.load(SessionId('claim'))
// 6-7 the claimed suffix; 8 the boundary over the whole seed.
// 6-7 the claimed suffix; 8 end-seed after the whole seed.
expect(loaded.events.map(e => e.seq)).toEqual([0, 1, 2, 3, 4, 5, 6, 7, 8])
expect(loaded.events.at(-1)).toMatchObject({ type: 'session/inherited' })
expect(loaded.events.at(-1)).toMatchObject({ type: 'session/end-seed' })
expect(loaded.meta).toEqual(durableMeta)
expect(loaded.meta.createdAt).toBe(1000)