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Merge origin/master into worktree/agent-execution-context-rfc

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Yichen Jiang
2026-07-17 23:25:01 +08:00
parent b1e19d8b69 8d5f08892b
commit be3d2076b8
680 changed files with 37723 additions and 8689 deletions
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34
packages/core/agent-loop/tests/cancel.spec.ts
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@@ -56,7 +56,7 @@ describe('Agent.cancel()', () => {
it('cancel() on an idle agent with nothing queued is a no-op; the next prompt runs (F2 leak guard)', async () => {
const adapter = new MockAdapter([textResponse('reply')])
const ctx = await harness(adapter)
const agent = ctx.agentLoop.create(AgentId('a1'), { model: 'mock' })
const agent = ctx.agentLoop.create(AgentId('a1'), { provider: 'mock', model: 'mock' })
// The loop is parked at the idle wait with nothing queued. A cancel here must
// NOT arm the marker — otherwise the next legitimate prompt would be dropped.
@@ -73,7 +73,7 @@ describe('Agent.cancel()', () => {
it('pre-step cancel drops the about-to-start turn (no turn is opened)', async () => {
const adapter = new MockAdapter([textResponse('should not run')])
const ctx = await harness(adapter)
const agent = ctx.agentLoop.create(AgentId('a1'), { model: 'mock' })
const agent = ctx.agentLoop.create(AgentId('a1'), { provider: 'mock', model: 'mock' })
// send() queues synchronously (status still idle, loop microtask not yet
// resumed). Cancel in that pre-step window: the queued turn must not run.
@@ -92,7 +92,7 @@ describe('Agent.cancel()', () => {
it('a whenIdle() waiter registered BEFORE a pre-step cancel resolves (F1 hang guard)', async () => {
const adapter = new MockAdapter([textResponse('x')])
const ctx = await harness(adapter)
const agent = ctx.agentLoop.create(AgentId('a1'), { model: 'mock' })
const agent = ctx.agentLoop.create(AgentId('a1'), { provider: 'mock', model: 'mock' })
// This waiter cannot rely on a running→idle transition because cancellation
// drops the turn before it runs; the skip path must settle it directly.
@@ -111,7 +111,7 @@ describe('Agent.cancel()', () => {
it('cancel() mid-step aborts the in-flight model call; the turn ends aborted', async () => {
const adapter = new MockAdapter(['hang'])
const ctx = await harness(adapter)
const agent = ctx.agentLoop.create(AgentId('a1'), { model: 'mock' })
const agent = ctx.agentLoop.create(AgentId('a1'), { provider: 'mock', model: 'mock' })
const reasons: TurnEndReason[] = []
ctx.on('session/event', (_s, event) => { if (event.type === 'turn/end') reasons.push(event.data.reason) })
@@ -128,7 +128,7 @@ describe('Agent.cancel()', () => {
it('cancel() with no reason defaults to "cancelled" when aborting an in-flight step', async () => {
const adapter = new MockAdapter(['hang'])
const ctx = await harness(adapter)
const agent = ctx.agentLoop.create(AgentId('a1'), { model: 'mock' })
const agent = ctx.agentLoop.create(AgentId('a1'), { provider: 'mock', model: 'mock' })
const reasons: TurnEndReason[] = []
ctx.on('session/event', (_s, event) => { if (event.type === 'turn/end') reasons.push(event.data.reason) })
@@ -144,7 +144,7 @@ describe('Agent.cancel()', () => {
it('a prompt sent AFTER a cancelled turn settles runs normally (marker reset)', async () => {
const adapter = new MockAdapter(['hang', textResponse('second reply')])
const ctx = await harness(adapter)
const agent = ctx.agentLoop.create(AgentId('a1'), { model: 'mock' })
const agent = ctx.agentLoop.create(AgentId('a1'), { provider: 'mock', model: 'mock' })
// First turn hangs; cancel it mid-step.
send(agent, 'first')
@@ -166,7 +166,7 @@ describe('Agent.cancel()', () => {
it('cancel from inside the agent/session-prefix waterfall drops the step (prefix-composition window)', async () => {
const adapter = new MockAdapter([textResponse('should not stream')])
const ctx = await harness(adapter)
const agent = ctx.agentLoop.create(AgentId('a1'), { model: 'mock' })
const agent = ctx.agentLoop.create(AgentId('a1'), { provider: 'mock', model: 'mock' })
// Prefix composition runs before the pre-step seam on the instance's first
// step; a cancel landing inside it must drop the about-to-start step
@@ -203,7 +203,7 @@ describe('Agent.cancel()', () => {
const handle = await ctx.agents.create({
agentId: AgentId('a-dispose-prefix'),
sessionId: SessionId('dispose-prefix-session'),
agentOptions: { model: 'mock' },
agentOptions: { provider: 'mock', model: 'mock' },
})
const agent = handle.agent as ReactLoopAgent
@@ -230,7 +230,7 @@ describe('Agent.cancel()', () => {
it('a cancel-interrupted prefix composition is discarded: the next send recomposes and ships the fresh prefix (stale-cache guard)', async () => {
const adapter = new MockAdapter([textResponse('reply')])
const ctx = await harness(adapter)
const agent = ctx.agentLoop.create(AgentId('a1'), { model: 'mock' })
const agent = ctx.agentLoop.create(AgentId('a1'), { provider: 'mock', model: 'mock' })
// The interrupted first composition must not cache its degraded empty value;
// the next prompt recomposes and logs/sends the fresh prefix.
@@ -260,7 +260,7 @@ describe('Agent.cancel()', () => {
it('cancel from a synchronous turn/start session-event listener drops the step (step-start window)', async () => {
const adapter = new MockAdapter([textResponse('should not stream')])
const ctx = await harness(adapter)
const agent = ctx.agentLoop.create(AgentId('a1'), { model: 'mock' })
const agent = ctx.agentLoop.create(AgentId('a1'), { provider: 'mock', model: 'mock' })
// A turn/start listener fires before a step controller exists, so the
// turn-scoped marker—not step abort—must drop the pending step.
@@ -287,7 +287,7 @@ describe('Agent.cancel()', () => {
it('cancel from a synchronous step/start session-event listener drops the step (post-step-start window)', async () => {
const adapter = new MockAdapter([textResponse('should not stream')])
const ctx = await harness(adapter)
const agent = ctx.agentLoop.create(AgentId('a1'), { model: 'mock' })
const agent = ctx.agentLoop.create(AgentId('a1'), { provider: 'mock', model: 'mock' })
// A step/start session-event listener fires AFTER step/start is appended
// (and after the pre-step seam), so cancelling there lands in the SECOND
@@ -329,7 +329,7 @@ describe('Agent.cancel()', () => {
const handle = await ctx.agents.create({
agentId: AgentId('a-dispose-step-start'),
sessionId: SessionId('dispose-step-start-session'),
agentOptions: { model: 'mock' },
agentOptions: { provider: 'mock', model: 'mock' },
})
const agent = handle.agent as ReactLoopAgent
@@ -359,7 +359,7 @@ describe('Agent.cancel()', () => {
// `aborted` and run NO second step.
const adapter = new MockAdapter([textResponse('one'), textResponse('two')])
const ctx = await harness(adapter)
const agent = ctx.agentLoop.create(AgentId('a1'), { model: 'mock' })
const agent = ctx.agentLoop.create(AgentId('a1'), { provider: 'mock', model: 'mock' })
let steps = 0
const reasons: TurnEndReason[] = []
@@ -391,7 +391,7 @@ describe('Agent.cancel()', () => {
it('cancel from a synchronous agent/status(running) listener drops the turn (window 2)', async () => {
const adapter = new MockAdapter([textResponse('should not run')])
const ctx = await harness(adapter)
const agent = ctx.agentLoop.create(AgentId('a1'), { model: 'mock' })
const agent = ctx.agentLoop.create(AgentId('a1'), { provider: 'mock', model: 'mock' })
// `agent/status` is synchronous, so cancellation can land after the first
// pre-step check; the second check must drop the now-empty turn.
@@ -415,7 +415,7 @@ describe('Agent.cancel()', () => {
// Cancellation must not settle idle while replacement work remains queued.
const adapter = new MockAdapter([textResponse('A reply'), textResponse('B reply')])
const ctx = await harness(adapter)
const agent = ctx.agentLoop.create(AgentId('a1'), { model: 'mock' })
const agent = ctx.agentLoop.create(AgentId('a1'), { provider: 'mock', model: 'mock' })
let replaced = false
const dispose = ctx.on('agent/status', (subject, status) => {
@@ -442,7 +442,7 @@ describe('Agent.cancel()', () => {
// prompt B is queued before the loop resumes from the idle wait.
const adapter = new MockAdapter([textResponse('A reply'), textResponse('B reply')])
const ctx = await harness(adapter)
const agent = ctx.agentLoop.create(AgentId('a1'), { model: 'mock' })
const agent = ctx.agentLoop.create(AgentId('a1'), { provider: 'mock', model: 'mock' })
send(agent, 'A') // queues A (status still idle, loop microtask pending)
const idle = agent.whenIdle() // registers a waiter (idle + hasQueued → no fast path)
@@ -461,7 +461,7 @@ describe('Agent.cancel()', () => {
it("cancel clears the turn's steering — it is not re-enqueued as a fresh turn", async () => {
const adapter = new MockAdapter(['hang'])
const ctx = await harness(adapter)
const agent = ctx.agentLoop.create(AgentId('a1'), { model: 'mock' })
const agent = ctx.agentLoop.create(AgentId('a1'), { provider: 'mock', model: 'mock' })
send(agent, 'go')
await new Promise(r => setTimeout(r, 30))