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Merge origin/master into token-meter-service

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Tianyi Cui
2026-07-17 22:22:55 +08:00
parent c3ddbde3c9 43cf795b2a
commit 1c6a36e4a3
431 changed files with 28451 additions and 3065 deletions
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49
packages/support/invariants/tests/invariants.spec.ts
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@@ -464,7 +464,7 @@ describe('HMR safety', () => {
})
})
describe('surface invariants', () => {
describe('surface contract under the invariants composition', () => {
it('accepts well-formed surface metadata', async () => {
const { ctx } = await setup()
const session = ctx.sessions.create()
@@ -522,7 +522,8 @@ describe('surface invariants', () => {
})
it('accepts sourceEventSeqs referencing a valid earlier event', async () => {
// Positive test: ref < current seq and ref is in knownSeqs → passes.
// Session seqs are contiguous, so every non-negative ref below the current
// seq necessarily names an existing earlier event.
const { ctx } = await setup()
const session = ctx.sessions.create()
session.append('turn/start', { turn: 1, trigger: { kind: 'message', source: { kind: 'user' } } })
@@ -542,23 +543,6 @@ describe('surface invariants', () => {
}).toThrow(/must reference earlier/)
})
it('rejects sourceEventSeqs referencing unknown seq (gap in event log)', async () => {
// Create an impossible-through-public-API gap so seq 2 is earlier but unknown.
const { ctx } = await setup()
const session = ctx.sessions.create()
session.append('turn/start', { turn: 1, trigger: { kind: 'message', source: { kind: 'user' } } })
session.append('step/start', { turn: 1, step: 1 })
;(session as unknown as { log: unknown[] }).log.push({
type: 'assistant/chunk',
seq: 3,
time: Date.now(),
data: { turn: 1, step: 1, chunk: { type: 'text-delta', index: 0, text: 'x' } },
})
expect(() => {
session.append('assistant/message', { turn: 1, step: 1, content: [] }, { surfaceOp: 'append', sourceEventSeqs: [2] })
}).toThrow(/unknown seq 2/)
})
it('rejects a replace whose start is positioned after its end on the surface', async () => {
const { ctx } = await setup()
const session = ctx.sessions.create()
@@ -569,7 +553,7 @@ describe('surface invariants', () => {
// Reversed range: start seq 3 is at a later surface position than end seq 2.
expect(() => {
session.append('assistant/message', { turn: 1, step: 1, content: [] }, { surfaceOp: { op: 'replace', start: 3, end: 2 }, sourceEventSeqs: [2, 3] })
}).toThrow(/is after end seq 2 .* on the surface/)
}).toThrow(/is after end seq 2/)
})
it('rejects a replace whose sourceEventSeqs omits a shadowed surface node', async () => {
@@ -606,7 +590,7 @@ describe('surface invariants', () => {
// seq 1 (step/start) is a real earlier event but never entered the surface.
expect(() => {
session.append('assistant/message', { turn: 1, step: 1, content: [] }, { surfaceOp: { op: 'replace', start: 1, end: 2 }, sourceEventSeqs: [1, 2] })
}).toThrow(/start seq 1 is not on the surface/)
}).toThrow(/start seq 1 not found in surface/)
})
it('rejects a replace naming an end seq that is not on the surface', async () => {
@@ -618,7 +602,7 @@ describe('surface invariants', () => {
// start (2) is on the surface but end (99) never entered it.
expect(() => {
session.append('assistant/message', { turn: 1, step: 1, content: [] }, { surfaceOp: { op: 'replace', start: 2, end: 99 }, sourceEventSeqs: [2] })
}).toThrow(/end seq 99 is not on the surface/)
}).toThrow(/end seq 99 not found in surface/)
})
it('rejects a replace whose range is reversed in surface position after a prior replace reordered it', async () => {
@@ -635,7 +619,7 @@ describe('surface invariants', () => {
// reversed positionally (3 is at pos 1, 4 is at pos 0).
expect(() => {
session.append('assistant/message', { turn: 1, step: 1, content: [] }, { surfaceOp: { op: 'replace', start: 3, end: 4 }, sourceEventSeqs: [3, 4] }) // seq 5
}).toThrow(/is after end seq 4 .* on the surface/)
}).toThrow(/is after end seq 4/)
})
it('accepts a replace whose start seq exceeds its end seq when the surface position order is valid', async () => {
@@ -679,25 +663,6 @@ describe('surface invariants', () => {
expect(() => ctx.sessions.create(undefined, { seed: badSeed })).toThrow(/must include every shadowed surface node; missing 3/)
})
it('rejects sourceEventSeqs on a non-surface event', async () => {
const { ctx } = await setup()
const session = ctx.sessions.create()
session.append('turn/start', { turn: 1, trigger: { kind: 'message', source: { kind: 'user' } } })
// Session rejects this at its own acceptance boundary. Emit a hand-built
// record to cover the listener's defensive check for alternate producers.
const event = { type: 'turn/end', seq: 1, time: 1, data: { turn: 1, reason: { kind: 'completed' } }, sourceEventSeqs: [0] }
expect(() => { ctx.emit(scopeTarget(session, undefined), 'session/event', session, event as never) })
.toThrow(/cannot carry sourceEventSeqs/)
})
it('rejects surfaceOp on a non-surface event', async () => {
const { ctx } = await setup()
const session = ctx.sessions.create()
session.append('turn/start', { turn: 1, trigger: { kind: 'message', source: { kind: 'user' } } })
const event = { type: 'turn/end', seq: 1, time: 1, data: { turn: 1, reason: { kind: 'completed' } }, surfaceOp: 'append' }
expect(() => { ctx.emit(scopeTarget(session, undefined), 'session/event', session, event as never) })
.toThrow(/cannot carry surfaceOp/)
})
})
describe('request-reconstruction cross-check (llm/stream)', () => {