Merge remote-tracking branch 'origin/worktree-process-service-seam' into subprocess-simpl/c-one-termination-verb
# Conflicts: # .agents/notes/implemented/architecture/2026-07-26-subprocess-consumer-migration.i18n.yaml # .agents/notes/implemented/architecture/2026-07-26-subprocess-consumer-migration.md # .agents/notes/implemented/architecture/2026-07-26-subprocess-consumer-migration.zh.md # docs/cordis-catalog/services.md # docs/core-data-structures/subprocess.i18n.yaml # docs/core-data-structures/subprocess.md # docs/core-data-structures/subprocess.zh.md # packages/cordis/tool-cordis/src/api-catalog.ts # packages/subprocess/subprocess-local/README.i18n.yaml # packages/subprocess/subprocess-local/README.md # packages/subprocess/subprocess-local/README.zh.md # packages/subprocess/subprocess/README.i18n.yaml # packages/subprocess/subprocess/README.md # packages/subprocess/subprocess/README.zh.md # packages/subprocess/subprocess/src/index.ts
This commit is contained in:
Tianyi Cui
@@ -479,40 +479,6 @@ describe('stdio dispositions', () => {
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})
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})
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describe('dispose ladder', () => {
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it('tier 1: a cooperative child exits on stdin EOF without any signal', async () => {
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const running = spawnSubprocess({
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...spec('read -r line; exit 0'),
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stdio: { stdin: 'pipe', stdout: { maxBytes: 1000 }, stderr: { maxBytes: 1000 } },
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})
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await running.dispose({ eofGraceMs: 5_000, graceMs: 200 })
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const outcome = await running.done
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expect(outcome.exitCode).toBe(0)
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expect(outcome.signal).toBeNull()
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})
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it('tier 2: an EOF-deaf child dies by SIGTERM', async () => {
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const running = spawnSubprocess({
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...spec('sleep 60'),
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stdio: { stdin: 'pipe', stdout: { maxBytes: 1000 }, stderr: { maxBytes: 1000 } },
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})
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await running.dispose({ eofGraceMs: 100, graceMs: 5_000 })
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const outcome = await running.done
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expect(outcome.signal).toBe('SIGTERM')
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})
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it('tier 3: a TERM-trapping child dies by SIGKILL, and dispose() is idempotent', async () => {
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const running = spawnSubprocess(spec('trap \'\' TERM; echo armed; sleep 60'))
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await waitForStdout(running, 'armed\n')
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const first = running.dispose({ eofGraceMs: 50, graceMs: 200 })
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const second = running.dispose({ eofGraceMs: 50, graceMs: 200 })
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expect(second).toBe(first)
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await first
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const outcome = await running.done
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expect(outcome.signal).toBe('SIGKILL')
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})
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})
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describe('windows tree semantics (injected platform)', () => {
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it('terminate routes through taskkill by root pid', async () => {
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const killed: number[] = []
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@@ -563,7 +529,7 @@ describe('waitForExit', () => {
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})
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})
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describe('tree-survivor escalation (terminate/dispose reach helpers the leader left behind)', () => {
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describe('tree-survivor escalation (terminate and bounded waits reach helpers the leader left behind)', () => {
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it('terminate() SIGKILLs a TERM-trapping descendant after the direct child settles', async () => {
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// The leader spawns a TERM-trapping helper with all stdio detached from
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// the collected pipes, then exits: the helper holds the GROUP alive while
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@@ -582,18 +548,21 @@ describe('tree-survivor escalation (terminate/dispose reach helpers the leader l
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await waitGone(helper)
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})
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it('dispose() holds each tier on whole-tree exit, not direct-child settlement', async () => {
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const pidFile = join(spillDir, `survivor-dispose-${Date.now()}.pid`)
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it('a bounded waitForExit reports false while a survivor lives, true after escalation', async () => {
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const pidFile = join(spillDir, `survivor-wait-${Date.now()}.pid`)
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const running = spawnSubprocess(spec(
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`bash -c 'trap "" TERM; echo $$ > ${pidFile}; sleep 60' >/dev/null 2>&1 & disown; exit 0`,
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{ graceMs: 200 },
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))
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const helper = await waitForPidFile(pidFile)
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await running.done
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expect(() => process.kill(helper, 0)).not.toThrow()
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await running.dispose({ eofGraceMs: 100, graceMs: 300 })
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// The ladder only returns once the WHOLE tree is gone.
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// A consumer-owned teardown tier bounds its wait and reads the verdict.
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const bound = new AbortController()
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const timer = setTimeout(() => { bound.abort() }, 100)
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await expect(running.waitForExit(bound.signal)).resolves.toBe(false)
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clearTimeout(timer)
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running.terminate()
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await expect(running.waitForExit()).resolves.toBe(true)
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expect(() => process.kill(helper, 0)).toThrow()
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})
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@@ -626,11 +595,10 @@ describe('coverage seams', () => {
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expect(() => { taskkillProcessTree(2 ** 30) }).not.toThrow()
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})
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it('dispose on a spawn-failed handle observes the rejection and returns', async () => {
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it('a spawn-failed handle rejects done while waitForExit reports gone', async () => {
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const running = spawnSubprocess(spec('true', { cwd: '/nonexistent-dir-dsh-dispose-test' }))
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const disposal = running.dispose({ eofGraceMs: 1_000, graceMs: 1_000 })
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await expect(running.done).rejects.toThrow()
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await expect(disposal).resolves.toBeUndefined()
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await expect(running.waitForExit()).resolves.toBe(true)
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})
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it("an 'inherit' stdout with collected stderr wires only the requested collector", async () => {
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@@ -677,25 +645,10 @@ describe('coverage seams', () => {
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await expect(running.waitForExit()).resolves.toBe(true)
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})
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it('dispose() on an already-exited tree returns without delivering a signal', async () => {
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const running = spawnSubprocess(spec('true'))
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await running.done
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await running.waitForExit()
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const spy = vi.spyOn(process, 'kill')
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try {
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await running.dispose({ eofGraceMs: 50, graceMs: 50 })
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const delivered = spy.mock.calls.filter(([, sig]) => sig !== 0)
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expect(delivered).toEqual([])
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} finally {
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spy.mockRestore()
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}
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})
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it('a batch-stdin handle exposes no stdin and dispose skips the EOF tier', async () => {
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it('a batch-stdin handle exposes no stdin surface', async () => {
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const running = spawnSubprocess(spec('cat', { stdin: 'batch\n' }))
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expect(running.stdin).toBeUndefined()
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await running.done
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await running.dispose({ eofGraceMs: 50, graceMs: 50 })
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expect(running.collected.stdout!.readFrom(0).text).toBe('batch\n')
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})
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})
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@@ -724,33 +677,15 @@ describe('coverage seams 2', () => {
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await expect(running.waitForExit()).resolves.toBe(true)
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})
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it('the win32 dispose ladder skips the POSIX SIGTERM tier and force-terminates', async () => {
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const kills: number[] = []
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const running = spawnSubprocess({
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...spec('sleep 60'),
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stdio: { stdin: 'pipe', stdout: { maxBytes: 1000 }, stderr: { maxBytes: 1000 } },
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}, {
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spillDir,
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platform: 'win32',
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taskkill: (pid) => {
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kills.push(pid)
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try {
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process.kill(pid, 'SIGKILL')
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} catch {
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// Already gone.
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}
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},
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})
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await running.dispose({ eofGraceMs: 50, graceMs: 5_000 })
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// Exactly one forced tree termination: no POSIX SIGTERM tier ran.
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expect(kills).toEqual([running.pid])
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})
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it('dispose throws when even SIGKILL produces no exit within the grace', async () => {
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// An inert taskkill simulates a tree that never reports exit.
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it('an inert win32 taskkill leaves the tree alive for a bounded wait to report', async () => {
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// An inert taskkill simulates a tree that never reports exit: terminate()
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// delivers nothing, so a bounded consumer wait must come back false.
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const running = spawnSubprocess(spec('sleep 60'), { spillDir, platform: 'win32', taskkill: () => {} })
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await expect(running.dispose({ eofGraceMs: 20, graceMs: 40 }))
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.rejects.toThrow(/did not exit within 40ms after forced termination/)
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running.terminate()
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const bound = new AbortController()
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const timer = setTimeout(() => { bound.abort() }, 60)
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await expect(running.waitForExit(bound.signal)).resolves.toBe(false)
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clearTimeout(timer)
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// Real cleanup: the injected platform spawned without detachment, so the
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// child is a plain (group-less) POSIX process — kill it directly.
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process.kill(running.pid, 'SIGKILL')
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