Files
orca/src/relay/pty-handler.test.ts
T

3917 lines
130 KiB
TypeScript

/* oxlint-disable max-lines */
import { describe, expect, it, vi, beforeEach, afterEach } from 'vitest'
import { existsSync, mkdtempSync, readFileSync, rmSync } from 'node:fs'
import { tmpdir } from 'node:os'
import { join } from 'node:path'
import { DEFAULT_BOUNDED_SSH_RELAY_GRACE_PERIOD_SECONDS } from '../shared/ssh-types'
import * as gitBash from '../main/git-bash'
import * as ptyShellUtils from './pty-shell-utils'
import {
resolveSetupAgentSequenceLaunchCommand,
SETUP_AGENT_SEQUENCE_STARTUP_COMMAND_ENV
} from '../shared/setup-agent-sequencing'
import { PTY_STARTUP_INGRESS_VERSION } from '../shared/pty-startup-ingress'
const { mockPtySpawn, mockPtyInstance, mockCreateShellPromptReadinessProbe } = vi.hoisted(() => ({
mockPtySpawn: vi.fn(),
mockCreateShellPromptReadinessProbe: vi.fn(),
mockPtyInstance: {
// Why: attach now proves the backing pid is alive before replaying, so the
// default managed PTY must report a live pid. Reuse the test runner's own
// pid — always alive — so unrelated attach tests are not seen as dead.
pid: process.pid,
onData: vi.fn(),
onExit: vi.fn(),
write: vi.fn(),
resize: vi.fn(),
kill: vi.fn(),
clear: vi.fn(),
pause: vi.fn(),
resume: vi.fn()
}
}))
vi.mock('node-pty', () => ({
spawn: mockPtySpawn
}))
vi.mock('../main/pty/posix-pty-process-groups', () => ({
forceKillPosixPtyProcessGroups: vi.fn((_pid: number, fallback: () => void) => fallback())
}))
vi.mock('../main/shell-prompt-readiness-probe', () => ({
createShellPromptReadinessProbe: mockCreateShellPromptReadinessProbe
}))
import {
IMMEDIATE_PTY_EXIT_TIMEOUT_MS,
MAX_RELAY_PTY_SESSIONS,
PtyHandler,
attachIdentityMismatches,
formatNodePtyUnavailableMessage
} from './pty-handler'
import { RelayDispatcher } from './dispatcher'
import { encodeJsonRpcFrame } from './protocol'
type TestRequestContext = {
isStale: () => boolean
signal?: AbortSignal
}
function createMockDispatcher() {
const requestHandlers = new Map<
string,
(params: Record<string, unknown>, context?: TestRequestContext) => Promise<unknown>
>()
const notificationHandlers = new Map<string, (params: Record<string, unknown>) => void>()
const notifications: { method: string; params?: Record<string, unknown> }[] = []
const dispatcher = {
onRequest: vi.fn(
(
method: string,
handler: (params: Record<string, unknown>, context?: TestRequestContext) => Promise<unknown>
) => {
requestHandlers.set(method, handler)
}
),
onNotification: vi.fn((method: string, handler: (params: Record<string, unknown>) => void) => {
notificationHandlers.set(method, handler)
}),
notify: vi.fn((method: string, params?: Record<string, unknown>) => {
notifications.push({ method, params })
}),
// Helpers for tests
_requestHandlers: requestHandlers,
_notificationHandlers: notificationHandlers,
_notifications: notifications,
async callRequest(
method: string,
params: Record<string, unknown> = {},
context?: TestRequestContext
) {
const handler = requestHandlers.get(method)
if (!handler) {
throw new Error(`No handler for ${method}`)
}
return handler(params, context)
},
callNotification(method: string, params: Record<string, unknown> = {}) {
const handler = notificationHandlers.get(method)
if (!handler) {
throw new Error(`No handler for ${method}`)
}
handler(params)
}
}
return dispatcher
}
describe('PtyHandler', () => {
let dispatcher: ReturnType<typeof createMockDispatcher>
let handler: PtyHandler
let originalPlatform: PropertyDescriptor | undefined
async function spawnPty(
params: Record<string, unknown> = {}
): Promise<{ id: string; incarnationId: string }> {
return (await dispatcher.callRequest('pty.spawn', params)) as {
id: string
incarnationId: string
}
}
async function attachPty(
params: Record<string, unknown>
): Promise<{ incarnationId: string; replay?: string }> {
return (await dispatcher.callRequest('pty.attach', params)) as {
incarnationId: string
replay?: string
}
}
beforeEach(() => {
originalPlatform = Object.getOwnPropertyDescriptor(process, 'platform')
Object.defineProperty(process, 'platform', { configurable: true, value: 'linux' })
vi.useFakeTimers()
mockPtySpawn.mockReset()
mockPtyInstance.onData.mockReset()
mockPtyInstance.onExit.mockReset()
mockPtyInstance.write.mockReset()
mockPtyInstance.resize.mockReset()
mockPtyInstance.kill.mockReset()
mockPtyInstance.clear.mockReset()
mockPtyInstance.pause.mockReset()
mockPtyInstance.resume.mockReset()
mockCreateShellPromptReadinessProbe.mockReset()
mockCreateShellPromptReadinessProbe.mockReturnValue({
notifyOutput: vi.fn(),
dispose: vi.fn()
})
vi.spyOn(ptyShellUtils, 'processHasChildren').mockResolvedValue(false)
mockPtySpawn.mockReturnValue({ ...mockPtyInstance })
dispatcher = createMockDispatcher()
handler = new PtyHandler(dispatcher as unknown as RelayDispatcher)
})
afterEach(async () => {
const cleanup = handler.dispose({ waitForPhysicalExit: false })
await vi.runAllTimersAsync()
await cleanup.catch(() => {})
vi.useRealTimers()
vi.restoreAllMocks()
if (originalPlatform) {
Object.defineProperty(process, 'platform', originalPlatform)
}
})
it('registers all expected handlers', () => {
const methods = Array.from(dispatcher._requestHandlers.keys())
expect(methods).toContain('pty.spawn')
expect(methods).toContain('pty.attach')
expect(methods).toContain('pty.shutdown')
expect(methods).toContain('pty.sendSignal')
expect(methods).toContain('pty.getCwd')
expect(methods).toContain('pty.getInitialCwd')
expect(methods).toContain('pty.clearBuffer')
expect(methods).toContain('pty.hasChildProcesses')
expect(methods).toContain('pty.getForegroundProcess')
expect(methods).toContain('pty.inspectProcess')
expect(methods).toContain('pty.listProcesses')
expect(methods).toContain('pty.getDefaultShell')
const notifMethods = Array.from(dispatcher._notificationHandlers.keys())
expect(notifMethods).toContain('pty.data')
expect(notifMethods).toContain('pty.resize')
expect(notifMethods).toContain('pty.ackData')
})
it('pauses native output at the producer hard water and resumes after retained writes settle', async () => {
let onData: ((data: string) => void) | undefined
const pause = vi.fn()
const resume = vi.fn()
mockPtySpawn.mockReturnValueOnce({
...mockPtyInstance,
pause,
resume,
onData: vi.fn((callback: (data: string) => void) => {
onData = callback
})
})
const writeCallbacks: (() => void)[] = []
let writableLength = 0
const boundedDispatcher = new RelayDispatcher(
(data, settle) => {
writableLength += data.length
writeCallbacks.push(() => {
writableLength -= data.length
settle({ ok: true })
})
return true
},
{
supportsWriteCallback: true,
writableLength: () => writableLength,
writableHighWaterMark: () => 4 * 1024 * 1024
}
)
const boundedHandler = new PtyHandler(boundedDispatcher)
try {
boundedDispatcher.feed(
encodeJsonRpcFrame({ jsonrpc: '2.0', id: 1, method: 'pty.spawn', params: {} }, 1, 0)
)
await vi.advanceTimersByTimeAsync(0)
expect(onData).toBeTypeOf('function')
onData?.('x'.repeat(1536 * 1024))
expect(pause).toHaveBeenCalledTimes(1)
await vi.advanceTimersByTimeAsync(300)
expect(writeCallbacks.length).toBeGreaterThan(50)
expect(resume).not.toHaveBeenCalled()
for (const settle of writeCallbacks.splice(0)) {
settle()
}
await vi.advanceTimersByTimeAsync(0)
expect(resume).toHaveBeenCalledTimes(1)
} finally {
await boundedHandler.dispose({ waitForPhysicalExit: false }).catch(() => {})
boundedDispatcher.dispose()
}
})
it('rejects strict process inspection for a missing relay PTY', async () => {
await expect(dispatcher.callRequest('pty.inspectProcess', { id: 'missing' })).rejects.toThrow(
'terminal_gone'
)
})
it('allows callers to shorten a grace timer for empty startup relays', () => {
const onExpire = vi.fn()
handler.startGraceTimer(onExpire, 100)
expect(handler.graceTimerActive).toBe(true)
vi.advanceTimersByTime(99)
expect(onExpire).not.toHaveBeenCalled()
vi.advanceTimersByTime(1)
expect(onExpire).toHaveBeenCalledTimes(1)
})
it('does not expire an unlimited grace timer', () => {
const onExpire = vi.fn()
handler.startGraceTimer(onExpire, 100)
expect(handler.graceTimerActive).toBe(true)
handler.startGraceTimer(onExpire, 0)
expect(handler.graceTimerActive).toBe(false)
vi.advanceTimersByTime(100)
expect(onExpire).not.toHaveBeenCalled()
})
it('uses the configured grace time for future disconnect timers', () => {
const onExpire = vi.fn()
handler.setGraceTimeMs(250)
handler.startGraceTimer(onExpire)
vi.advanceTimersByTime(249)
expect(onExpire).not.toHaveBeenCalled()
vi.advanceTimersByTime(1)
expect(onExpire).toHaveBeenCalledTimes(1)
})
it('spawns a PTY and returns an id', async () => {
const result = await spawnPty({ cols: 80, rows: 24 })
expect(result).toEqual({ id: 'pty-1', incarnationId: expect.any(String) })
expect(mockPtySpawn).toHaveBeenCalled()
expect(handler.activePtyCount).toBe(1)
})
it("does not forward Orca's own NODE_ENV into the spawned shell", async () => {
// Why: NODE_ENV in the relay host process is a build-mode flag, not the
// user's; leaking it breaks `next build` and Vitest in the terminal.
const previous = process.env.NODE_ENV
process.env.NODE_ENV = 'development'
try {
await dispatcher.callRequest('pty.spawn', { cols: 80, rows: 24 })
} finally {
if (previous === undefined) {
delete process.env.NODE_ENV
} else {
process.env.NODE_ENV = previous
}
}
const spawnOptions = mockPtySpawn.mock.calls[0][2] as { env: Record<string, string> }
expect(spawnOptions.env.NODE_ENV).toBeUndefined()
expect(spawnOptions.env.PATH).toBe(process.env.PATH)
})
it('keeps a renderer-supplied NODE_ENV for the spawned shell', async () => {
// Why: only the ambient value is stripped; an explicit request still wins.
const previous = process.env.NODE_ENV
process.env.NODE_ENV = 'development'
try {
await dispatcher.callRequest('pty.spawn', {
cols: 80,
rows: 24,
env: { NODE_ENV: 'production' }
})
} finally {
if (previous === undefined) {
delete process.env.NODE_ENV
} else {
process.env.NODE_ENV = previous
}
}
const spawnOptions = mockPtySpawn.mock.calls[0][2] as { env: Record<string, string> }
expect(spawnOptions.env.NODE_ENV).toBe('production')
})
it('replays an operation-owned spawn after its first response becomes stale', async () => {
const operationId = 'a'.repeat(43)
await dispatcher.callRequest(
'pty.spawn',
{ cols: 80, rows: 24, agentSessionCreateOperationId: operationId },
{ isStale: () => mockPtySpawn.mock.calls.length > 0 }
)
const replayed = await dispatcher.callRequest('pty.spawn', {
cols: 80,
rows: 24,
agentSessionCreateOperationId: operationId
})
expect(replayed).toEqual({ id: 'pty-1', incarnationId: expect.any(String) })
expect(mockPtySpawn).toHaveBeenCalledOnce()
expect(mockPtyInstance.kill).not.toHaveBeenCalled()
expect(handler.activePtyCount).toBe(1)
})
it('retains an operation fence when publication fails after native spawn', async () => {
const operationId = 'f'.repeat(43)
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
onData: vi.fn(() => {
throw new Error('listener publication failed')
})
})
const request = {
cols: 80,
rows: 24,
agentSessionCreateOperationId: operationId
}
await expect(dispatcher.callRequest('pty.spawn', request)).rejects.toThrow(
'listener publication failed'
)
await expect(dispatcher.callRequest('pty.spawn', request)).rejects.toThrow(
'listener publication failed'
)
expect(mockPtySpawn).toHaveBeenCalledOnce()
expect(handler.activePtyCount).toBe(1)
})
it('releases a canceled operation before native spawn after module preflight', async () => {
let finishModuleLoad!: (value: { spawn: typeof mockPtySpawn }) => void
const moduleLoad = new Promise<{ spawn: typeof mockPtySpawn }>((resolve) => {
finishModuleLoad = resolve
})
const internals = handler as unknown as {
loadPty(): Promise<{ spawn: typeof mockPtySpawn } | null>
}
const loadPty = vi.spyOn(internals, 'loadPty').mockReturnValueOnce(moduleLoad)
const abort = new AbortController()
const operationId = 'c'.repeat(43)
const request = { cols: 80, rows: 24, agentSessionCreateOperationId: operationId }
const spawning = dispatcher.callRequest('pty.spawn', request, {
isStale: () => abort.signal.aborted,
signal: abort.signal
})
abort.abort()
finishModuleLoad({ spawn: mockPtySpawn })
await expect(spawning).rejects.toThrow('client_disconnected')
expect(mockPtySpawn).not.toHaveBeenCalled()
loadPty.mockResolvedValue({ spawn: mockPtySpawn })
await expect(dispatcher.callRequest('pty.spawn', request)).resolves.toMatchObject({
id: expect.stringMatching(/^pty-/)
})
expect(mockPtySpawn).toHaveBeenCalledOnce()
})
it('rejects malformed create operation ids before spawning', async () => {
await expect(
dispatcher.callRequest('pty.spawn', { agentSessionCreateOperationId: 'not-valid' })
).rejects.toThrow('agent_session_operation_invalid')
expect(mockPtySpawn).not.toHaveBeenCalled()
})
it('adopts only the exact claimed owner generation on relay retry', async () => {
const agentSessionEnsure = {
claim: {
digestVersion: 1,
keyId: 'claim-key',
identityDigest: 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa',
worktreeScopeDigest: 'bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',
agent: 'codex'
},
surface: {
worktreeId: 'repo::/tmp/worktree',
tabId: '11111111-1111-4111-8111-111111111111',
leafId: '22222222-2222-4222-8222-222222222222',
terminalHandle: 'term_claimed'
}
}
const first = (await dispatcher.callRequest('pty.spawn', {
cols: 80,
rows: 24,
agentSessionEnsure
})) as Record<string, unknown>
const second = (await dispatcher.callRequest('pty.spawn', {
cols: 80,
rows: 24,
agentSessionEnsure
})) as Record<string, unknown>
expect(first).toMatchObject({
id: 'pty-1',
agentSessionEnsure: { disposition: 'created' }
})
expect(second).toMatchObject({
id: 'pty-1',
agentSessionEnsure: { disposition: 'adopted' }
})
expect(second.agentSessionEnsure).toMatchObject({
owner: (first.agentSessionEnsure as { owner: unknown }).owner
})
expect(mockPtySpawn).toHaveBeenCalledOnce()
})
it('hedges both causes on Linux and offers the build-tools remedy nowhere else', () => {
const linux = formatNodePtyUnavailableMessage('linux')
expect(linux).toContain('Remote terminals are unavailable')
// Conditional, not asserted: a host with build-essential can still hit an ABI/Node-version flip.
expect(linux).toMatch(/If it is missing the C\/C\+\+ build tools/)
expect(linux).toContain('python3')
expect(linux).toContain('version and architecture match the installed binding')
// Windows/macOS ship node-pty prebuilds, so "install make/g++/python3" sends the user chasing nothing.
for (const platform of ['win32', 'darwin'] as const) {
const message = formatNodePtyUnavailableMessage(platform)
expect(message).toContain('Remote terminals are unavailable')
expect(message).not.toContain('build tools')
expect(message).not.toContain('python3')
expect(message).toMatch(/reconnect/i)
}
})
it('normalizes a missing native binding as degraded node-pty availability', async () => {
mockPtySpawn.mockImplementationOnce(() => {
throw new Error(
'Failed to load native module: conpty.node, checked: build/Release, prebuilds/win32-x64'
)
})
await expect(dispatcher.callRequest('pty.spawn', {})).rejects.toThrow(
'Remote terminals are unavailable'
)
expect(handler.activePtyCount).toBe(0)
})
it('preserves unrelated node-pty spawn failures', async () => {
mockPtySpawn.mockImplementationOnce(() => {
throw new Error('File not found: missing-shell.exe')
})
await expect(dispatcher.callRequest('pty.spawn', {})).rejects.toThrow(
'File not found: missing-shell.exe'
)
})
it('atomically caps concurrent PTY spawn admission', async () => {
const results = await Promise.allSettled(
Array.from({ length: MAX_RELAY_PTY_SESSIONS + 1 }, () =>
dispatcher.callRequest('pty.spawn', { cols: 80, rows: 24 })
)
)
expect(results.filter(({ status }) => status === 'fulfilled')).toHaveLength(
MAX_RELAY_PTY_SESSIONS
)
expect(results.filter(({ status }) => status === 'rejected')).toHaveLength(1)
expect(results.find(({ status }) => status === 'rejected')).toMatchObject({
reason: expect.objectContaining({ message: 'Maximum number of PTY sessions reached (50)' })
})
expect(mockPtySpawn).toHaveBeenCalledTimes(MAX_RELAY_PTY_SESSIONS)
expect(handler.activePtyCount).toBe(MAX_RELAY_PTY_SESSIONS)
})
it('spawns a PTY without post-Node-18 array copy methods', async () => {
const descriptor = Object.getOwnPropertyDescriptor(Array.prototype, 'toReversed')
Reflect.deleteProperty(Array.prototype, 'toReversed')
try {
await expect(dispatcher.callRequest('pty.spawn', {})).resolves.toMatchObject({ id: 'pty-1' })
expect(handler.activePtyCount).toBe(1)
} finally {
if (descriptor) {
Object.defineProperty(Array.prototype, 'toReversed', descriptor)
}
}
})
it('guards SSH agent terminals after merging the relay inherited Git config', async () => {
const gitConfigKeys = [
'GIT_CONFIG_COUNT',
'GIT_CONFIG_KEY_0',
'GIT_CONFIG_VALUE_0',
'GIT_CONFIG_KEY_1',
'GIT_CONFIG_VALUE_1',
'GIT_CONFIG_KEY_2',
'GIT_CONFIG_VALUE_2'
] as const
const saved = Object.fromEntries(gitConfigKeys.map((key) => [key, process.env[key]]))
process.env.GIT_CONFIG_COUNT = '3'
process.env.GIT_CONFIG_KEY_0 = 'core.quotePath'
process.env.GIT_CONFIG_VALUE_0 = 'false'
process.env.GIT_CONFIG_KEY_1 = 'base.one'
process.env.GIT_CONFIG_VALUE_1 = 'one'
process.env.GIT_CONFIG_KEY_2 = 'base.two'
process.env.GIT_CONFIG_VALUE_2 = 'two'
try {
await dispatcher.callRequest('pty.spawn', {
command: 'claude',
env: {
GIT_CONFIG_COUNT: '1',
GIT_CONFIG_KEY_0: 'http.proxy',
GIT_CONFIG_VALUE_0: 'http://proxy.invalid'
}
})
const spawnEnv = mockPtySpawn.mock.calls[0]?.[2]?.env as Record<string, string>
expect(spawnEnv.GIT_TERMINAL_PROMPT).toBe('0')
expect(spawnEnv.GCM_INTERACTIVE).toBe('never')
expect(spawnEnv.GIT_CONFIG_COUNT).toBe('3')
expect(spawnEnv.GIT_CONFIG_KEY_0).toBe('http.proxy')
expect(spawnEnv.GIT_CONFIG_KEY_1).toBe('credential.interactive')
expect(spawnEnv.GIT_CONFIG_KEY_2).toBe('credential.guiPrompt')
expect(spawnEnv.GIT_CONFIG_KEY_3).toBeUndefined()
} finally {
for (const key of gitConfigKeys) {
if (saved[key] === undefined) {
delete process.env[key]
} else {
process.env[key] = saved[key]
}
}
}
})
it('guards a trusted SSH agent when its command uses a custom wrapper', async () => {
await dispatcher.callRequest('pty.spawn', {
command: 'cd /repo && custom-agent-wrapper',
launchAgent: 'claude'
})
const spawnEnv = mockPtySpawn.mock.calls[0]?.[2]?.env as Record<string, string>
expect(spawnEnv.GIT_TERMINAL_PROMPT).toBe('0')
expect(spawnEnv.GCM_INTERACTIVE).toBe('never')
expect(Object.values(spawnEnv)).toContain('credential.interactive')
expect(Object.values(spawnEnv)).toContain('credential.guiPrompt')
})
it('leaves an ordinary Windows SSH user terminal unchanged', async () => {
const originalPlatform = process.platform
Object.defineProperty(process, 'platform', { configurable: true, value: 'win32' })
try {
await dispatcher.callRequest('pty.spawn', {
env: {
GIT_TERMINAL_PROMPT: '1',
GCM_INTERACTIVE: 'auto',
GIT_CONFIG_COUNT: '1',
GIT_CONFIG_KEY_0: 'core.quotePath',
GIT_CONFIG_VALUE_0: 'false'
}
})
const userEnv = mockPtySpawn.mock.calls[0]?.[2]?.env as Record<string, string>
expect(userEnv.GIT_TERMINAL_PROMPT).toBe('1')
expect(userEnv.GCM_INTERACTIVE).toBe('auto')
expect(userEnv.GIT_CONFIG_COUNT).toBe('1')
expect(userEnv.GIT_CONFIG_KEY_0).toBe('core.quotePath')
expect(userEnv.GIT_CONFIG_KEY_1).toBeUndefined()
const state = (await dispatcher.callRequest('pty.serialize', { ids: ['pty-1'] })) as string
expect(JSON.parse(state)[0]?.gitCredentialPromptGuarded).toBe(false)
} finally {
Object.defineProperty(process, 'platform', {
configurable: true,
value: originalPlatform
})
}
})
it('uses an explicit shell override and falls back to the default shell otherwise', async () => {
const originalPlatform = process.platform
Object.defineProperty(process, 'platform', {
configurable: true,
value: 'win32'
})
const resolveDefaultShellSpy = vi
.spyOn(ptyShellUtils, 'resolveDefaultShell')
.mockReturnValue('/default-shell')
try {
await dispatcher.callRequest('pty.spawn', {
cols: 80,
rows: 24,
shellOverride: 'powershell.exe'
})
expect(mockPtySpawn).toHaveBeenCalledWith(
'powershell.exe',
expect.any(Array),
expect.any(Object)
)
mockPtySpawn.mockClear()
await dispatcher.callRequest('pty.spawn', { cols: 80, rows: 24 })
expect(mockPtySpawn).toHaveBeenCalledWith(
'/default-shell',
expect.any(Array),
expect.any(Object)
)
} finally {
resolveDefaultShellSpy.mockRestore()
Object.defineProperty(process, 'platform', {
configurable: true,
value: originalPlatform
})
}
})
it('ignores Windows shell overrides on non-Windows relay hosts', async () => {
const originalPlatform = process.platform
Object.defineProperty(process, 'platform', {
configurable: true,
value: 'linux'
})
const resolveDefaultShellSpy = vi
.spyOn(ptyShellUtils, 'resolveDefaultShell')
.mockReturnValue('/default-shell')
try {
await dispatcher.callRequest('pty.spawn', {
cols: 80,
rows: 24,
shellOverride: 'powershell.exe'
})
expect(mockPtySpawn).toHaveBeenCalledWith(
'/default-shell',
expect.any(Array),
expect.any(Object)
)
} finally {
resolveDefaultShellSpy.mockRestore()
Object.defineProperty(process, 'platform', {
configurable: true,
value: originalPlatform
})
}
})
it('rejects unsupported shell overrides on Windows relay hosts', async () => {
const originalPlatform = process.platform
Object.defineProperty(process, 'platform', {
configurable: true,
value: 'win32'
})
try {
await expect(
dispatcher.callRequest('pty.spawn', {
cols: 80,
rows: 24,
shellOverride: 'notepad.exe'
})
).rejects.toThrow('Unsupported Windows shell override')
expect(mockPtySpawn).not.toHaveBeenCalled()
} finally {
Object.defineProperty(process, 'platform', {
configurable: true,
value: originalPlatform
})
}
})
// Why: both spellings classify as a POSIX startup family, so the relay must not be the one host
// that hard-fails a setting the local and daemon PTYs accept.
it.each(['bash', 'bash.exe'])(
'accepts the %s shell override and routes it through Git Bash resolution',
async (shellOverride) => {
const originalPlatform = process.platform
Object.defineProperty(process, 'platform', {
configurable: true,
value: 'win32'
})
const resolveGitBashSpy = vi
.spyOn(gitBash, 'resolveWindowsGitBashShellPath')
.mockReturnValue('C:\\Program Files\\Git\\bin\\bash.exe')
try {
await dispatcher.callRequest('pty.spawn', { cols: 80, rows: 24, shellOverride })
expect(resolveGitBashSpy).toHaveBeenCalledWith(shellOverride)
expect(mockPtySpawn).toHaveBeenCalledWith(
'C:\\Program Files\\Git\\bin\\bash.exe',
expect.any(Array),
expect.any(Object)
)
} finally {
resolveGitBashSpy.mockRestore()
Object.defineProperty(process, 'platform', {
configurable: true,
value: originalPlatform
})
}
}
)
it('falls back to the literal bash override when Git Bash is not installed', async () => {
const originalPlatform = process.platform
Object.defineProperty(process, 'platform', {
configurable: true,
value: 'win32'
})
const resolveGitBashSpy = vi
.spyOn(gitBash, 'resolveWindowsGitBashShellPath')
.mockReturnValue(null)
try {
await dispatcher.callRequest('pty.spawn', { cols: 80, rows: 24, shellOverride: 'bash' })
expect(mockPtySpawn).toHaveBeenCalledWith('bash', expect.any(Array), expect.any(Object))
} finally {
resolveGitBashSpy.mockRestore()
Object.defineProperty(process, 'platform', {
configurable: true,
value: originalPlatform
})
}
})
it('resolves the Git Bash sentinel to the remote bash.exe path on Windows', async () => {
const originalPlatform = process.platform
Object.defineProperty(process, 'platform', {
configurable: true,
value: 'win32'
})
const resolveGitBashSpy = vi
.spyOn(gitBash, 'resolveWindowsGitBashShellPath')
.mockReturnValue('C:\\Program Files\\Git\\bin\\bash.exe')
try {
await dispatcher.callRequest('pty.spawn', {
cols: 80,
rows: 24,
shellOverride: 'git-bash'
})
expect(resolveGitBashSpy).toHaveBeenCalledWith('git-bash')
expect(mockPtySpawn).toHaveBeenCalledWith(
'C:\\Program Files\\Git\\bin\\bash.exe',
expect.any(Array),
expect.any(Object)
)
} finally {
resolveGitBashSpy.mockRestore()
Object.defineProperty(process, 'platform', {
configurable: true,
value: originalPlatform
})
}
})
it('passes the selected WSL distro to relay launches on Windows', async () => {
const originalPlatform = process.platform
Object.defineProperty(process, 'platform', {
configurable: true,
value: 'win32'
})
try {
await dispatcher.callRequest('pty.spawn', {
cols: 80,
rows: 24,
shellOverride: 'wsl.exe',
terminalWindowsWslDistro: 'Ubuntu-24.04'
})
expect(mockPtySpawn).toHaveBeenCalledWith(
'wsl.exe',
['-d', 'Ubuntu-24.04'],
expect.any(Object)
)
} finally {
Object.defineProperty(process, 'platform', {
configurable: true,
value: originalPlatform
})
}
})
it('keeps SSH spawn commands as hints unless provider delivery is requested', async () => {
await dispatcher.callRequest('pty.spawn', { command: 'echo renderer-owned' })
vi.advanceTimersByTime(50)
const term = mockPtySpawn.mock.results[0]?.value
expect(term.write).not.toHaveBeenCalled()
})
it('submits provider-delivered spawn commands to the relay shell', async () => {
await dispatcher.callRequest('pty.spawn', {
command: 'echo provider-owned',
commandDelivery: 'provider'
})
vi.advanceTimersByTime(49)
const term = mockPtySpawn.mock.results[0]?.value
expect(handler.retainedStartupCommandCount).toBe(1)
expect(handler.retainedStartupCommandBytes).toBe('echo provider-owned'.length)
expect(term.write).not.toHaveBeenCalled()
vi.advanceTimersByTime(1)
const submit = process.platform === 'win32' ? '\r' : '\n'
expect(term.write).toHaveBeenCalledWith(`echo provider-owned${submit}`)
expect(handler.retainedStartupCommandCount).toBe(0)
})
it.skipIf(process.platform === 'win32')(
'emits shell-ready markers for renderer-delivered startup commands',
async () => {
const oldShell = process.env.SHELL
const oldHome = process.env.HOME
const homeDir = mkdtempSync(join(tmpdir(), 'relay-shell-ready-spawn-'))
process.env.SHELL = '/bin/bash'
process.env.HOME = homeDir
try {
await dispatcher.callRequest('pty.spawn', {
env: { HOME: homeDir },
command: 'echo renderer-owned',
startupCommandDelivery: 'shell-ready'
})
} finally {
if (oldShell === undefined) {
delete process.env.SHELL
} else {
process.env.SHELL = oldShell
}
if (oldHome === undefined) {
delete process.env.HOME
} else {
process.env.HOME = oldHome
}
rmSync(homeDir, { recursive: true, force: true })
}
const spawnOptions = mockPtySpawn.mock.calls[0]?.[2] as
| { env?: Record<string, string> }
| undefined
expect(spawnOptions?.env?.ORCA_SHELL_READY_MARKER).toBe('1')
expect(handler.retainedStartupCommandCount).toBe(1)
expect(handler.retainedStartupCommandBytes).toBe(0)
vi.advanceTimersByTime(15_000)
expect(handler.retainedStartupCommandCount).toBe(0)
}
)
it.skipIf(process.platform === 'win32')(
'emits shell-ready markers for renderer-delivered Codex native prefill commands',
async () => {
const oldShell = process.env.SHELL
const oldHome = process.env.HOME
const homeDir = mkdtempSync(join(tmpdir(), 'relay-codex-prefill-spawn-'))
process.env.SHELL = '/bin/bash'
process.env.HOME = homeDir
try {
await dispatcher.callRequest('pty.spawn', {
env: { HOME: homeDir },
command: "codex --prefill 'linked issue context'"
})
} finally {
if (oldShell === undefined) {
delete process.env.SHELL
} else {
process.env.SHELL = oldShell
}
if (oldHome === undefined) {
delete process.env.HOME
} else {
process.env.HOME = oldHome
}
rmSync(homeDir, { recursive: true, force: true })
}
const spawnOptions = mockPtySpawn.mock.calls[0]?.[2] as
| { env?: Record<string, string> }
| undefined
expect(spawnOptions?.env?.ORCA_SHELL_READY_MARKER).toBe('1')
expect(handler.retainedStartupCommandCount).toBe(1)
}
)
it.skipIf(process.platform === 'win32')(
'enables shell-ready marker env for provider-delivered startup commands',
async () => {
const oldShell = process.env.SHELL
const oldHome = process.env.HOME
const homeDir = mkdtempSync(join(tmpdir(), 'relay-provider-ready-env-'))
process.env.SHELL = '/bin/bash'
process.env.HOME = homeDir
try {
await dispatcher.callRequest('pty.spawn', {
env: { HOME: homeDir },
command: 'echo provider-owned',
commandDelivery: 'provider',
startupCommandDelivery: 'shell-ready'
})
} finally {
if (oldShell === undefined) {
delete process.env.SHELL
} else {
process.env.SHELL = oldShell
}
if (oldHome === undefined) {
delete process.env.HOME
} else {
process.env.HOME = oldHome
}
rmSync(homeDir, { recursive: true, force: true })
}
const spawnOptions = mockPtySpawn.mock.calls[0]?.[2] as
| { env?: Record<string, string> }
| undefined
expect(spawnOptions?.env?.ORCA_SHELL_READY_MARKER).toBe('1')
}
)
it.skipIf(process.platform === 'win32')(
'uses the sequenced startup command hint for provider shell-ready detection',
async () => {
const oldShell = process.env.SHELL
const oldHome = process.env.HOME
const homeDir = mkdtempSync(join(tmpdir(), 'relay-provider-sequenced-ready-env-'))
process.env.SHELL = '/bin/bash'
process.env.HOME = homeDir
try {
await dispatcher.callRequest('pty.spawn', {
env: {
HOME: homeDir,
[SETUP_AGENT_SEQUENCE_STARTUP_COMMAND_ENV]: "codex --prefill 'linked issue context'"
},
command: 'bash -lc wait-for-setup-wrapper',
commandDelivery: 'provider'
})
} finally {
if (oldShell === undefined) {
delete process.env.SHELL
} else {
process.env.SHELL = oldShell
}
if (oldHome === undefined) {
delete process.env.HOME
} else {
process.env.HOME = oldHome
}
rmSync(homeDir, { recursive: true, force: true })
}
const spawnOptions = mockPtySpawn.mock.calls[0]?.[2] as
| { env?: Record<string, string> }
| undefined
expect(spawnOptions?.env?.ORCA_SHELL_READY_MARKER).toBe('1')
}
)
it.skipIf(process.platform === 'win32')(
'waits for the shell-ready marker before provider-delivered startup commands',
async () => {
let dataCallback: ((data: string) => void) | undefined
const term = {
...mockPtyInstance,
onData: vi.fn((cb: (data: string) => void) => {
dataCallback = cb
}),
onExit: vi.fn()
}
mockPtySpawn.mockReturnValue(term)
const oldShell = process.env.SHELL
const oldHome = process.env.HOME
const homeDir = mkdtempSync(join(tmpdir(), 'relay-provider-ready-spawn-'))
process.env.SHELL = '/bin/bash'
process.env.HOME = homeDir
try {
await dispatcher.callRequest('pty.spawn', {
env: { HOME: homeDir },
command: 'echo after-ready',
commandDelivery: 'provider',
startupCommandDelivery: 'shell-ready'
})
} finally {
if (oldShell === undefined) {
delete process.env.SHELL
} else {
process.env.SHELL = oldShell
}
if (oldHome === undefined) {
delete process.env.HOME
} else {
process.env.HOME = oldHome
}
rmSync(homeDir, { recursive: true, force: true })
}
vi.advanceTimersByTime(1499)
expect(term.write).not.toHaveBeenCalled()
dataCallback?.('\x1b]777;orca-shell-ready\x07user@remote $ ')
vi.advanceTimersByTime(49)
expect(term.write).not.toHaveBeenCalled()
vi.advanceTimersByTime(1)
expect(term.write).toHaveBeenCalledWith('echo after-ready\n')
expect(handler.retainedStartupCommandCount).toBe(0)
vi.advanceTimersByTime(8)
expect(dispatcher.notify).toHaveBeenCalledWith('pty.data', {
id: 'pty-1',
data: 'user@remote $ '
})
}
)
it.skipIf(process.platform === 'win32')(
'recovers provider delivery when startup exec replaces the relay wrapper',
async () => {
let dataCallback: ((data: string) => void) | undefined
const term = {
...mockPtyInstance,
onData: vi.fn((cb: (data: string) => void) => {
dataCallback = cb
}),
onExit: vi.fn()
}
mockPtySpawn.mockReturnValue(term)
const homeDir = mkdtempSync(join(tmpdir(), 'relay-provider-exec-spawn-'))
const oldShell = process.env.SHELL
process.env.SHELL = '/bin/bash'
try {
await dispatcher.callRequest('pty.spawn', {
env: { HOME: homeDir },
command: 'echo after-exec',
commandDelivery: 'provider',
startupCommandDelivery: 'shell-ready'
})
} finally {
if (oldShell === undefined) {
delete process.env.SHELL
} else {
process.env.SHELL = oldShell
}
rmSync(homeDir, { recursive: true, force: true })
}
dataCallback?.(`\x1b]777;orca-shell-start:${process.pid}\x07\x1b[?2004hremote $ `)
await vi.advanceTimersByTimeAsync(8)
const promptOptions = mockCreateShellPromptReadinessProbe.mock.calls[0]?.[0] as {
onPromptReady: () => void
}
expect(
mockCreateShellPromptReadinessProbe.mock.results[0]?.value.notifyOutput
).toHaveBeenCalledWith('\x1b[?2004hremote $ ')
expect(dispatcher.notify).toHaveBeenCalledWith('pty.data', {
id: 'pty-1',
data: '\x1b[?2004hremote $ '
})
promptOptions.onPromptReady()
await vi.advanceTimersByTimeAsync(50)
expect(term.write).toHaveBeenCalledWith('echo after-exec\n')
expect(handler.retainedStartupCommandCount).toBe(0)
}
)
it.skipIf(process.platform === 'win32')(
'signals renderer delivery when startup exec replaces the relay wrapper',
async () => {
let dataCallback: ((data: string) => void) | undefined
const term = {
...mockPtyInstance,
onData: vi.fn((cb: (data: string) => void) => {
dataCallback = cb
}),
onExit: vi.fn()
}
mockPtySpawn.mockReturnValue(term)
const homeDir = mkdtempSync(join(tmpdir(), 'relay-renderer-exec-spawn-'))
const oldShell = process.env.SHELL
process.env.SHELL = '/bin/bash'
try {
await dispatcher.callRequest('pty.spawn', {
env: { HOME: homeDir },
command: 'echo after-exec',
startupCommandDelivery: 'shell-ready'
})
} finally {
if (oldShell === undefined) {
delete process.env.SHELL
} else {
process.env.SHELL = oldShell
}
rmSync(homeDir, { recursive: true, force: true })
}
dataCallback?.(`\x1b]777;orca-shell-start:${process.pid}\x07\x1b[?2004hremote $ `)
await vi.advanceTimersByTimeAsync(8)
expect(dispatcher.notify).toHaveBeenCalledWith('pty.data', {
id: 'pty-1',
data: '\x1b[?2004hremote $ '
})
const promptOptions = mockCreateShellPromptReadinessProbe.mock.calls[0]?.[0] as {
onPromptReady: () => void
}
promptOptions.onPromptReady()
await vi.advanceTimersByTimeAsync(8)
expect(term.write).not.toHaveBeenCalled()
expect(dispatcher.notify).toHaveBeenCalledWith('pty.data', {
id: 'pty-1',
data: '\x1b]777;orca-shell-ready\x07'
})
expect(handler.retainedStartupCommandCount).toBe(0)
}
)
it.skipIf(process.platform === 'win32')(
'forwards the supported ready marker to renderer delivery',
async () => {
let dataCallback: ((data: string) => void) | undefined
const term = {
...mockPtyInstance,
onData: vi.fn((cb: (data: string) => void) => {
dataCallback = cb
}),
onExit: vi.fn()
}
mockPtySpawn.mockReturnValue(term)
const homeDir = mkdtempSync(join(tmpdir(), 'relay-renderer-ready-spawn-'))
const oldShell = process.env.SHELL
process.env.SHELL = '/bin/bash'
try {
await dispatcher.callRequest('pty.spawn', {
env: { HOME: homeDir },
command: 'echo after-ready',
startupCommandDelivery: 'shell-ready'
})
} finally {
if (oldShell === undefined) {
delete process.env.SHELL
} else {
process.env.SHELL = oldShell
}
rmSync(homeDir, { recursive: true, force: true })
}
dataCallback?.(
`\x1b]777;orca-shell-start:${process.pid}\x07\x1b]777;orca-shell-ready\x07remote $ `
)
await vi.advanceTimersByTimeAsync(8)
expect(dispatcher.notify).toHaveBeenCalledWith('pty.data', {
id: 'pty-1',
data: '\x1b]777;orca-shell-ready\x07remote $ '
})
expect(handler.retainedStartupCommandCount).toBe(0)
}
)
it.skipIf(process.platform === 'win32')(
'releases split renderer readiness through one completed path',
async () => {
let dataCallback: ((data: string) => void) | undefined
const term = {
...mockPtyInstance,
onData: vi.fn((cb: (data: string) => void) => {
dataCallback = cb
}),
onExit: vi.fn()
}
mockPtySpawn.mockReturnValue(term)
const homeDir = mkdtempSync(join(tmpdir(), 'relay-renderer-split-ready-spawn-'))
const oldShell = process.env.SHELL
process.env.SHELL = '/bin/bash'
try {
await dispatcher.callRequest('pty.spawn', {
env: { HOME: homeDir },
command: 'echo after-ready',
startupCommandDelivery: 'shell-ready'
})
} finally {
if (oldShell === undefined) {
delete process.env.SHELL
} else {
process.env.SHELL = oldShell
}
rmSync(homeDir, { recursive: true, force: true })
}
dataCallback?.(`\x1b]777;orca-shell-start:${process.pid}\x07\x1b]777;orca-shell-ready`)
dataCallback?.('\x07remote $ ')
await vi.advanceTimersByTimeAsync(8)
const probe = mockCreateShellPromptReadinessProbe.mock.results[0]?.value
expect(probe.notifyOutput).not.toHaveBeenCalled()
expect(probe.dispose).toHaveBeenCalledOnce()
expect(dispatcher.notify).toHaveBeenCalledWith('pty.data', {
id: 'pty-1',
data: '\x1b]777;orca-shell-ready\x07remote $ '
})
expect(handler.retainedStartupCommandCount).toBe(0)
}
)
it.skipIf(process.platform === 'win32')(
'does not retain renderer readiness state for unsupported shells',
async () => {
const oldShell = process.env.SHELL
process.env.SHELL = '/bin/sh'
try {
await dispatcher.callRequest('pty.spawn', {
command: 'x'.repeat(256 * 1024),
startupCommandDelivery: 'shell-ready'
})
} finally {
if (oldShell === undefined) {
delete process.env.SHELL
} else {
process.env.SHELL = oldShell
}
}
const spawnOptions = mockPtySpawn.mock.calls[0]?.[2] as
| { env?: Record<string, string> }
| undefined
expect(spawnOptions?.env?.ORCA_SHELL_READY_MARKER).toBe('0')
expect(handler.retainedStartupCommandCount).toBe(0)
}
)
it.skipIf(process.platform === 'win32')(
'flushes held shell-ready marker bytes when provider delivery falls back',
async () => {
let dataCallback: ((data: string) => void) | undefined
const term = {
...mockPtyInstance,
onData: vi.fn((cb: (data: string) => void) => {
dataCallback = cb
}),
onExit: vi.fn()
}
mockPtySpawn.mockReturnValue(term)
const oldShell = process.env.SHELL
const oldHome = process.env.HOME
const homeDir = mkdtempSync(join(tmpdir(), 'relay-provider-fallback-spawn-'))
process.env.SHELL = '/bin/bash'
process.env.HOME = homeDir
let spawn!: { id: string; incarnationId: string }
try {
spawn = await spawnPty({
env: { HOME: homeDir },
command: 'echo fallback',
commandDelivery: 'provider',
startupCommandDelivery: 'shell-ready'
})
} finally {
if (oldShell === undefined) {
delete process.env.SHELL
} else {
process.env.SHELL = oldShell
}
if (oldHome === undefined) {
delete process.env.HOME
} else {
process.env.HOME = oldHome
}
rmSync(homeDir, { recursive: true, force: true })
}
dataCallback?.('\x1b]777;orca-shell-ready')
vi.advanceTimersByTime(1500)
expect(term.write).toHaveBeenCalledWith('echo fallback\n')
vi.advanceTimersByTime(8)
expect(dispatcher.notify).toHaveBeenCalledWith('pty.data', {
id: 'pty-1',
data: '\x1b]777;orca-shell-ready'
})
const result = await attachPty({
id: 'pty-1',
suppressReplayNotification: true
})
expect(result).toEqual({
incarnationId: spawn.incarnationId,
replay: '\x1b]777;orca-shell-ready'
})
}
)
it('reports not-found and reaps a reattach whose backing shell is dead', async () => {
// Why: a lingering managed entry whose child died without an onExit would
// otherwise attach-succeed with an empty replay and strand the pane on a
// black shell. A provably-dead pid must surface as not-found so the SSH
// provider maps it to SSH_SESSION_EXPIRED and the pane respawns fresh.
let onExitCb: ((evt: { exitCode: number }) => void) | undefined
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
onData: vi.fn(),
onExit: vi.fn((cb: (evt: { exitCode: number }) => void) => {
onExitCb = cb
})
})
const exits: { id: string; paneKey?: string }[] = []
handler.setExitListener((evt) => exits.push(evt))
await dispatcher.callRequest('pty.spawn', { env: { ORCA_PANE_KEY: 'tab-dead:0' } })
expect(handler.activePtyCount).toBe(1)
expect(onExitCb).toBeDefined()
const aliveSpy = vi.spyOn(ptyShellUtils, 'isProcessAlive').mockReturnValue(false)
try {
await expect(
dispatcher.callRequest('pty.attach', { id: 'pty-1', suppressReplayNotification: true })
).rejects.toThrow('PTY "pty-1" not found')
} finally {
aliveSpy.mockRestore()
}
// The stale entry is reaped: cache-eviction observers fire and the map slot
// is freed so a later attach also cleanly reports not-found.
expect(exits).toEqual([{ id: 'pty-1', paneKey: 'tab-dead:0' }])
expect(handler.activePtyCount).toBe(0)
await expect(
dispatcher.callRequest('pty.attach', { id: 'pty-1', suppressReplayNotification: true })
).rejects.toThrow('PTY "pty-1" not found')
})
it.skipIf(process.platform === 'win32')(
'releases renderer readiness state when attach reaps a dead shell',
async () => {
const oldShell = process.env.SHELL
const oldHome = process.env.HOME
const homeDir = mkdtempSync(join(tmpdir(), 'relay-dead-shell-ready-spawn-'))
process.env.SHELL = '/bin/bash'
process.env.HOME = homeDir
try {
await dispatcher.callRequest('pty.spawn', {
env: { HOME: homeDir },
command: 'x'.repeat(256 * 1024),
startupCommandDelivery: 'shell-ready'
})
} finally {
if (oldShell === undefined) {
delete process.env.SHELL
} else {
process.env.SHELL = oldShell
}
if (oldHome === undefined) {
delete process.env.HOME
} else {
process.env.HOME = oldHome
}
rmSync(homeDir, { recursive: true, force: true })
}
expect(handler.retainedStartupCommandCount).toBe(1)
const aliveSpy = vi.spyOn(ptyShellUtils, 'isProcessAlive').mockReturnValue(false)
try {
await expect(dispatcher.callRequest('pty.attach', { id: 'pty-1' })).rejects.toThrow(
'PTY "pty-1" not found'
)
} finally {
aliveSpy.mockRestore()
}
expect(handler.retainedStartupCommandCount).toBe(0)
vi.advanceTimersByTime(15_000)
expect(handler.retainedStartupCommandCount).toBe(0)
}
)
it('settles concurrent immediate shutdown when attach proves the shell exited', async () => {
const mockKill = vi.fn()
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
kill: mockKill,
onData: vi.fn(),
onExit: vi.fn()
})
await dispatcher.callRequest('pty.spawn', {})
let shutdown: Promise<unknown> | undefined
const aliveSpy = vi.spyOn(ptyShellUtils, 'isProcessAlive').mockImplementation(() => {
shutdown = dispatcher.callRequest('pty.shutdown', { id: 'pty-1', immediate: true })
return false
})
try {
await expect(dispatcher.callRequest('pty.attach', { id: 'pty-1' })).rejects.toThrow(
'PTY "pty-1" not found'
)
await expect(shutdown).resolves.toBeUndefined()
} finally {
aliveSpy.mockRestore()
}
expect(mockKill).toHaveBeenCalledWith('SIGKILL')
expect(handler.activePtyCount).toBe(0)
expect(vi.getTimerCount()).toBe(0)
})
it('replays for a reattach whose backing shell is still alive', async () => {
// Guard the other direction: a live pid must never be reaped, so a quiet
// but live session still returns its buffered replay on reattach.
let dataCallback: ((data: string) => void) | undefined
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
onData: vi.fn((cb: (data: string) => void) => {
dataCallback = cb
}),
onExit: vi.fn()
})
const spawn = await spawnPty()
dataCallback?.('prompt$ ')
const aliveSpy = vi.spyOn(ptyShellUtils, 'isProcessAlive').mockReturnValue(true)
try {
const result = await attachPty({
id: 'pty-1',
suppressReplayNotification: true
})
expect(result).toEqual({ incarnationId: spawn.incarnationId, replay: 'prompt$ ' })
} finally {
aliveSpy.mockRestore()
}
expect(handler.activePtyCount).toBe(1)
})
it('terminates spawned PTY when request becomes stale before response', async () => {
let onExitCb: ((evt: { exitCode: number }) => void) | undefined
const killSpy = vi.fn()
const term = {
...mockPtyInstance,
kill: killSpy,
onData: vi.fn(),
onExit: vi.fn((cb: (evt: { exitCode: number }) => void) => {
onExitCb = cb
})
}
mockPtySpawn.mockReturnValue(term)
await dispatcher.callRequest(
'pty.spawn',
{},
{
isStale: () => mockPtySpawn.mock.calls.length > 0
}
)
// Why: assert via the captured spy reference rather than term.kill because
// disposeManagedPty() neutralizes managed.pty.kill (replaces it with a
// no-op) on POSIX to close the UnixTerminal.destroy() → socket-close →
// SIGHUP-to-recycled-pid race. After the 5s timer fires, term.kill is the
// neutralized function, not the original spy. killSpy retains call history.
expect(killSpy).toHaveBeenCalledWith('SIGTERM')
vi.advanceTimersByTime(5000)
expect(killSpy).toHaveBeenCalledWith('SIGKILL')
expect(handler.activePtyCount).toBe(1)
onExitCb?.({ exitCode: 137 })
expect(handler.activePtyCount).toBe(0)
})
it('does not submit provider-delivered commands for stale spawn responses', async () => {
const killSpy = vi.fn()
const term = { ...mockPtyInstance, kill: killSpy, onData: vi.fn(), onExit: vi.fn() }
mockPtySpawn.mockReturnValue(term)
await dispatcher.callRequest(
'pty.spawn',
{ command: 'echo stale', commandDelivery: 'provider' },
{ isStale: () => mockPtySpawn.mock.calls.length > 0 }
)
vi.advanceTimersByTime(50)
expect(term.write).not.toHaveBeenCalled()
expect(handler.retainedStartupCommandCount).toBe(0)
expect(killSpy).toHaveBeenCalledWith('SIGTERM')
})
it('releases pending provider-delivered commands on shutdown before delivery', async () => {
let onExitCb: ((evt: { exitCode: number }) => void) | undefined
const killSpy = vi.fn()
const term = {
...mockPtyInstance,
kill: killSpy,
onData: vi.fn(),
onExit: vi.fn((cb: (evt: { exitCode: number }) => void) => {
onExitCb = cb
})
}
mockPtySpawn.mockReturnValue(term)
await dispatcher.callRequest('pty.spawn', {
command: 'echo stop-before-run',
commandDelivery: 'provider'
})
expect(handler.retainedStartupCommandCount).toBe(1)
const shutdown = dispatcher.callRequest('pty.shutdown', { id: 'pty-1', immediate: true })
onExitCb!({ exitCode: 137 })
await shutdown
vi.advanceTimersByTime(50)
expect(handler.retainedStartupCommandCount).toBe(0)
expect(term.write).not.toHaveBeenCalled()
expect(killSpy).toHaveBeenCalledWith('SIGKILL')
})
it('increments PTY ids on each spawn', async () => {
const r1 = await dispatcher.callRequest('pty.spawn', {})
const r2 = await dispatcher.callRequest('pty.spawn', {})
expect((r1 as { id: string }).id).toBe('pty-1')
expect((r2 as { id: string }).id).toBe('pty-2')
})
it('accepts SIGWINCH for restored TUI repaint', async () => {
await dispatcher.callRequest('pty.spawn', {})
await dispatcher.callRequest('pty.sendSignal', { id: 'pty-1', signal: 'SIGWINCH' })
const term = mockPtySpawn.mock.results[0].value
expect(term.kill).toHaveBeenCalledWith('SIGWINCH')
})
it('forwards data from PTY to dispatcher notifications', async () => {
let dataCallback: ((data: string) => void) | undefined
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
onData: vi.fn((cb: (data: string) => void) => {
dataCallback = cb
}),
onExit: vi.fn()
})
await dispatcher.callRequest('pty.spawn', {})
expect(dataCallback).toBeDefined()
dataCallback!('hello world')
expect(dispatcher.notify).not.toHaveBeenCalledWith('pty.data', expect.anything())
vi.advanceTimersByTime(8)
expect(dispatcher.notify).toHaveBeenCalledWith('pty.data', { id: 'pty-1', data: 'hello world' })
})
it('consumes capable startup queries before relay replay and fanout', async () => {
let dataCallback: ((data: string) => void) | undefined
const term = {
...mockPtyInstance,
onData: vi.fn((cb: (data: string) => void) => {
dataCallback = cb
}),
onExit: vi.fn()
}
mockPtySpawn.mockReturnValue(term)
await dispatcher.callRequest('pty.spawn', {
startupIngressVersion: PTY_STARTUP_INGRESS_VERSION,
startupIngress: {
colors: { foreground: '#2e3434', background: '#ffffff' },
deadlineMs: 5_000
}
})
const query = '\x1b]10;?\x07'
dataCallback!(query)
dataCallback!('prompt')
vi.advanceTimersByTime(8)
expect(term.write).toHaveBeenCalledWith('\x1b]10;rgb:2e2e/3434/3434\x1b\\')
expect(dispatcher.notify).toHaveBeenCalledWith('pty.data', {
id: 'pty-1',
data: '',
rawLength: query.length,
seq: query.length,
transformed: true
})
expect(dispatcher.notify).toHaveBeenCalledWith('pty.data', { id: 'pty-1', data: 'prompt' })
await expect(
dispatcher.callRequest('pty.attach', {
id: 'pty-1',
suppressReplayNotification: true
})
).resolves.toEqual({ replay: 'prompt', incarnationId: expect.any(String) })
})
it('does not carry transformed raw length into the next plain pending entry', async () => {
await handler.dispose({ waitForPhysicalExit: false })
const admitted: Record<string, unknown>[] = []
let hasCapacity = false
const tryNotifyPtyData = vi.fn((params: Record<string, unknown>) => {
if (hasCapacity) {
admitted.push(params)
}
return hasCapacity
})
Object.assign(dispatcher, {
onLegacyPtyCapacity: vi.fn(() => vi.fn()),
tryNotifyPtyData,
tryNotifyPtyExit: vi.fn(() => true),
legacyRetentionBelowLowWater: true
})
handler = new PtyHandler(dispatcher as unknown as RelayDispatcher)
let dataCallback: ((data: string) => void) | undefined
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
onData: vi.fn((callback: (data: string) => void) => {
dataCallback = callback
}),
onExit: vi.fn()
})
await dispatcher.callRequest('pty.spawn', {
startupIngressVersion: PTY_STARTUP_INGRESS_VERSION,
startupIngress: {
colors: { foreground: '#2e3434', background: '#ffffff' },
deadlineMs: 5_000
}
})
const query = '\x1b]10;?\x07'
dataCallback?.(query)
dataCallback?.('fresh')
hasCapacity = true
await vi.runAllTimersAsync()
expect(tryNotifyPtyData).toHaveBeenCalledTimes(3)
expect(admitted).toEqual([
{
id: 'pty-1',
data: '',
rawLength: query.length,
seq: query.length,
transformed: true
},
{ id: 'pty-1', data: 'fresh' }
])
})
describe('legacy flush retry with a memoized source chunk', () => {
let capacityListener: (() => void) | undefined
let hasCapacity: boolean
let maxChars: number
let admitted: Record<string, unknown>[]
let dataCallback: ((data: string) => void) | undefined
async function setupRetryHarness(spawnParams: Record<string, unknown> = {}): Promise<void> {
await handler.dispose({ waitForPhysicalExit: false })
capacityListener = undefined
hasCapacity = false
admitted = []
Object.assign(dispatcher, {
onLegacyPtyCapacity: vi.fn((listener: () => void) => {
capacityListener = listener
return vi.fn()
}),
tryNotifyPtyData: vi.fn((params: Record<string, unknown>) => {
if (hasCapacity) {
admitted.push(params)
}
return hasCapacity
}),
tryNotifyPtyExit: vi.fn(() => true),
legacyRetentionBelowLowWater: true,
// Clamped like the real dispatcher: never more than min(data.length, limit).
maxLegacyPtyDataChars: vi.fn((_params: unknown, data: string, limit?: number) =>
Math.min(maxChars, data.length, limit ?? data.length)
)
})
handler = new PtyHandler(dispatcher as unknown as RelayDispatcher)
dataCallback = undefined
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
onData: vi.fn((callback: (data: string) => void) => {
dataCallback = callback
}),
onExit: vi.fn()
})
await dispatcher.callRequest('pty.spawn', spawnParams)
expect(dataCallback).toBeDefined()
}
it('resends the memo verbatim and keeps the coalesced tail when capacity grows', async () => {
maxChars = 5_000
await setupRetryHarness()
dataCallback!('a'.repeat(20_000))
await vi.advanceTimersByTimeAsync(8)
// Why before restoring capacity: the failed batch made zero writes so no flush is
// rescheduled; this enqueue re-arms the timer.
dataCallback!('b'.repeat(10))
hasCapacity = true
maxChars = 16_384
await vi.runAllTimersAsync()
expect(admitted.map((frame) => frame.data).join('')).toBe('a'.repeat(20_000) + 'b'.repeat(10))
expect((admitted[0].data as string).length).toBe(5_000)
// Why: remainder frames must not leak transformed/rawLength/seq keys.
expect(admitted[1]).toStrictEqual({ id: 'pty-1', data: expect.any(String) })
})
it('keeps a tail appended after a failed flush under constant capacity', async () => {
maxChars = 16_384
await setupRetryHarness()
dataCallback!('a'.repeat(5_000))
await vi.advanceTimersByTimeAsync(8)
dataCallback!('b'.repeat(10))
hasCapacity = true
await vi.runAllTimersAsync()
expect(admitted.map((frame) => frame.data).join('')).toBe('a'.repeat(5_000) + 'b'.repeat(10))
expect(admitted[1].data).toBe('b'.repeat(10))
})
it('does not duplicate memoized chars when capacity shrinks before the retry', async () => {
maxChars = 16_384
await setupRetryHarness()
dataCallback!('a'.repeat(20_000))
await vi.advanceTimersByTimeAsync(8)
maxChars = 5_000
hasCapacity = true
// Why: nothing else re-arms the flush timer after a zero-write batch.
capacityListener!()
await vi.runAllTimersAsync()
expect(admitted.map((frame) => frame.data).join('')).toBe('a'.repeat(20_000))
expect((admitted[0].data as string).length).toBe(16_384)
expect((admitted[1].data as string).length).toBe(3_616)
})
it('retains a coalesced transformed raw advance behind a memoized source-only chunk', async () => {
maxChars = 16_384
await setupRetryHarness({
startupIngressVersion: PTY_STARTUP_INGRESS_VERSION,
startupIngress: {
colors: { foreground: '#2e3434', background: '#ffffff' },
deadlineMs: 5_000
}
})
// First answered query: direct publish fails, entry queued without a memo.
dataCallback!('\x1b]10;?\x07')
// Capacity event while still blocked: the flush fails and memoizes the source-only chunk.
capacityListener!()
await vi.advanceTimersByTimeAsync(0)
// Second answered query coalesces into the memoized transformed head.
dataCallback!('\x1b]11;?\x07')
hasCapacity = true
capacityListener!()
await vi.runAllTimersAsync()
expect(admitted).toEqual([
{ id: 'pty-1', data: '', rawLength: 7, seq: 7, transformed: true },
{ id: 'pty-1', data: '', rawLength: 7, seq: 14, transformed: true }
])
})
})
it('leaves startup queries untouched for an unsupported relay capability version', async () => {
const originalPlatform = Object.getOwnPropertyDescriptor(process, 'platform')
Object.defineProperty(process, 'platform', { configurable: true, value: 'linux' })
try {
let dataCallback: ((data: string) => void) | undefined
const term = {
...mockPtyInstance,
onData: vi.fn((cb: (data: string) => void) => {
dataCallback = cb
}),
onExit: vi.fn()
}
mockPtySpawn.mockReturnValue(term)
await dispatcher.callRequest('pty.spawn', {
startupIngressVersion: PTY_STARTUP_INGRESS_VERSION - 1,
startupIngress: {
colors: { foreground: '#2e3434', background: '#ffffff' },
deadlineMs: 5_000
}
})
const query = '\x1b]10;?\x07'
dataCallback!(query)
vi.advanceTimersByTime(8)
expect(term.write).not.toHaveBeenCalled()
expect(dispatcher.notify).toHaveBeenCalledWith('pty.data', { id: 'pty-1', data: query })
} finally {
if (originalPlatform) {
Object.defineProperty(process, 'platform', originalPlatform)
}
}
})
it('consumes a color query at a native Windows SSH relay owner', async () => {
const originalPlatform = Object.getOwnPropertyDescriptor(process, 'platform')
Object.defineProperty(process, 'platform', { configurable: true, value: 'win32' })
try {
let dataCallback: ((data: string) => void) | undefined
const term = {
...mockPtyInstance,
onData: vi.fn((cb: (data: string) => void) => {
dataCallback = cb
}),
onExit: vi.fn()
}
mockPtySpawn.mockReturnValue(term)
await dispatcher.callRequest('pty.spawn', { shellOverride: 'powershell.exe' })
dataCallback!('\x1b]10;?\x07')
vi.advanceTimersByTime(8)
expect(term.write).not.toHaveBeenCalled()
expect(dispatcher.notify).toHaveBeenCalledWith('pty.data', {
id: 'pty-1',
data: '',
rawLength: '\x1b]10;?\x07'.length,
seq: '\x1b]10;?\x07'.length,
transformed: true
})
} finally {
if (originalPlatform) {
Object.defineProperty(process, 'platform', originalPlatform)
}
}
})
it('forwards color queries from a POSIX SSH relay owner', async () => {
const originalPlatform = Object.getOwnPropertyDescriptor(process, 'platform')
Object.defineProperty(process, 'platform', { configurable: true, value: 'linux' })
try {
let dataCallback: ((data: string) => void) | undefined
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
onData: vi.fn((cb: (data: string) => void) => {
dataCallback = cb
}),
onExit: vi.fn()
})
await dispatcher.callRequest('pty.spawn', { shellOverride: '/bin/bash' })
const query = '\x1b]10;?\x07'
dataCallback!(query)
vi.advanceTimersByTime(8)
expect(dispatcher.notify).toHaveBeenCalledWith('pty.data', { id: 'pty-1', data: query })
} finally {
if (originalPlatform) {
Object.defineProperty(process, 'platform', originalPlatform)
}
}
})
it('keeps renderer color replies for a Windows SSH relay that owns WSL', async () => {
const originalPlatform = Object.getOwnPropertyDescriptor(process, 'platform')
Object.defineProperty(process, 'platform', { configurable: true, value: 'win32' })
try {
let dataCallback: ((data: string) => void) | undefined
const term = {
...mockPtyInstance,
onData: vi.fn((cb: (data: string) => void) => {
dataCallback = cb
}),
onExit: vi.fn()
}
mockPtySpawn.mockReturnValue(term)
await dispatcher.callRequest('pty.spawn', {
shellOverride: 'wsl.exe',
terminalWindowsWslDistro: 'Ubuntu'
})
const reply = '\x1b]11;rgb:ffff/ffff/ffff\x1b\\'
dataCallback!('\x1b]11;?\x07')
vi.advanceTimersByTime(8)
dispatcher.callNotification('pty.data', { id: 'pty-1', data: reply })
expect(dispatcher.notify).toHaveBeenCalledWith('pty.data', {
id: 'pty-1',
data: '\x1b]11;?\x07'
})
expect(term.write).toHaveBeenCalledWith(reply)
} finally {
if (originalPlatform) {
Object.defineProperty(process, 'platform', originalPlatform)
}
}
})
it('coalesces background PTY output before notifying the client', async () => {
let dataCallback: ((data: string) => void) | undefined
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
onData: vi.fn((cb: (data: string) => void) => {
dataCallback = cb
}),
onExit: vi.fn()
})
await dispatcher.callRequest('pty.spawn', {})
dataCallback!('hello ')
dataCallback!('world')
expect(dispatcher.notify).not.toHaveBeenCalledWith('pty.data', expect.anything())
vi.advanceTimersByTime(8)
expect(dispatcher.notify).toHaveBeenCalledWith('pty.data', {
id: 'pty-1',
data: 'hello world'
})
})
it('sends recent-input redraw output immediately', async () => {
let dataCallback: ((data: string) => void) | undefined
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
onData: vi.fn((cb: (data: string) => void) => {
dataCallback = cb
}),
onExit: vi.fn()
})
await dispatcher.callRequest('pty.spawn', {})
dispatcher.callNotification('pty.data', { id: 'pty-1', data: 'a' })
dispatcher.notify.mockClear()
dataCallback!('\x1b[20;2Hredraw')
expect(dispatcher.notify).toHaveBeenCalledWith('pty.data', {
id: 'pty-1',
data: '\x1b[20;2Hredraw'
})
vi.advanceTimersByTime(8)
expect(dispatcher.notify).toHaveBeenCalledTimes(1)
})
it('drains large relay PTY output in bounded slices', async () => {
let dataCallback: ((data: string) => void) | undefined
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
onData: vi.fn((cb: (data: string) => void) => {
dataCallback = cb
}),
onExit: vi.fn()
})
await dispatcher.callRequest('pty.spawn', {})
const firstChunk = 'x'.repeat(16 * 1024)
dataCallback!(`${firstChunk}tail`)
vi.advanceTimersByTime(8)
expect(dispatcher.notify).toHaveBeenCalledTimes(1)
expect(dispatcher.notify).toHaveBeenNthCalledWith(1, 'pty.data', {
id: 'pty-1',
data: firstChunk
})
vi.advanceTimersByTime(1)
expect(dispatcher.notify).toHaveBeenCalledTimes(2)
expect(dispatcher.notify).toHaveBeenNthCalledWith(2, 'pty.data', {
id: 'pty-1',
data: 'tail'
})
})
it('returns attach replay instead of notifying when replay notification is suppressed', async () => {
let dataCallback: ((data: string) => void) | undefined
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
onData: vi.fn((cb: (data: string) => void) => {
dataCallback = cb
}),
onExit: vi.fn()
})
const spawn = await spawnPty()
dataCallback!('buffered output')
const result = await attachPty({
id: 'pty-1',
suppressReplayNotification: true
})
expect(result).toEqual({ incarnationId: spawn.incarnationId, replay: 'buffered output' })
expect(dispatcher.notify).not.toHaveBeenCalledWith('pty.replay', expect.anything())
vi.advanceTimersByTime(8)
expect(dispatcher.notify).not.toHaveBeenCalledWith('pty.data', expect.anything())
})
it('suppresses legacy replay after the V1 owner is already active', async () => {
let dataCallback: ((data: string) => void) | undefined
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
onData: vi.fn((cb: (data: string) => void) => {
dataCallback = cb
}),
onExit: vi.fn()
})
const spawn = await spawnPty()
dataCallback!('buffered output')
handler.setSourcePublication({
activate: vi.fn(() => 'existing'),
accepts: vi.fn(() => true),
publish: vi.fn(() => true),
dispose: vi.fn()
} as never)
const result = await attachPty({
id: 'pty-1',
suppressReplayNotification: true
})
expect(result).toEqual({ incarnationId: spawn.incarnationId })
})
it('requires restore when the V1 pending-send recovery fence expires', async () => {
const spawn = await spawnPty()
const waitForPendingSend = vi.fn().mockResolvedValue(false)
const activate = vi
.fn()
.mockReturnValue({ status: 'restoreRequired', reason: 'checkpointUnavailable' })
handler.setSourcePublication({
activate,
accepts: vi.fn(() => true),
waitForPendingSend,
dispose: vi.fn()
} as never)
const result = await dispatcher.callRequest(
'pty.attach',
{
id: spawn.id,
sourceRecovery: {
status: 'checkpoint',
deliveryToken: 'old-token',
ptyIncarnation: spawn.incarnationId,
clientGeneration: 1,
ownerGeneration: 1,
acceptedSourceEndSu: 0
}
},
{
clientId: 2,
isStale: () => false,
onResponseSettled: vi.fn()
} as never
)
expect(waitForPendingSend).toHaveBeenCalledWith(spawn.id)
expect(activate).toHaveBeenCalledWith(
spawn.id,
spawn.incarnationId,
expect.anything(),
Object.freeze({ status: 'checkpointUnavailable' })
)
expect(result).toEqual({
incarnationId: spawn.incarnationId,
sourceRecovery: { status: 'restoreRequired', reason: 'checkpointUnavailable' }
})
})
it('notifies replay on normal attach', async () => {
let dataCallback: ((data: string) => void) | undefined
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
onData: vi.fn((cb: (data: string) => void) => {
dataCallback = cb
}),
onExit: vi.fn()
})
const spawn = await spawnPty()
dataCallback!('buffered output')
dispatcher.notify.mockClear()
const result = await attachPty({ id: 'pty-1' })
expect(result).toEqual({ incarnationId: spawn.incarnationId })
expect(dispatcher.notify).toHaveBeenCalledWith('pty.replay', {
id: 'pty-1',
data: 'buffered output'
})
vi.advanceTimersByTime(8)
expect(dispatcher.notify).not.toHaveBeenCalledWith('pty.data', expect.anything())
})
it('uses attach identity metadata without exporting it to the shell env', async () => {
const oldPaneKey = process.env.ORCA_PANE_KEY
const oldTabId = process.env.ORCA_TAB_ID
delete process.env.ORCA_PANE_KEY
delete process.env.ORCA_TAB_ID
let spawn!: { id: string; incarnationId: string }
try {
spawn = await spawnPty({
env: { FOO: 'bar' },
paneKey: 'tab-a:leaf-a',
tabId: 'tab-a'
})
} finally {
if (oldPaneKey === undefined) {
delete process.env.ORCA_PANE_KEY
} else {
process.env.ORCA_PANE_KEY = oldPaneKey
}
if (oldTabId === undefined) {
delete process.env.ORCA_TAB_ID
} else {
process.env.ORCA_TAB_ID = oldTabId
}
}
const spawnOptions = mockPtySpawn.mock.calls[0][2] as { env: Record<string, string> }
expect(spawnOptions.env.ORCA_PANE_KEY).toBeUndefined()
expect(spawnOptions.env.ORCA_TAB_ID).toBeUndefined()
await expect(
attachPty({
id: 'pty-1',
expectedPaneKey: 'tab-b:leaf-b',
expectedTabId: 'tab-b'
})
).rejects.toThrow('PTY "pty-1" not found')
await expect(
attachPty({
id: 'pty-1',
expectedPaneKey: 'tab-a:leaf-a',
expectedTabId: 'tab-a'
})
).resolves.toEqual({ incarnationId: spawn.incarnationId })
})
it('notifies on PTY exit and removes from map', async () => {
let exitCallback: ((info: { exitCode: number }) => void) | undefined
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
onData: vi.fn(),
onExit: vi.fn((cb: (info: { exitCode: number }) => void) => {
exitCallback = cb
})
})
const spawn = await spawnPty()
expect(handler.activePtyCount).toBe(1)
exitCallback!({ exitCode: 0 })
expect(dispatcher.notify).toHaveBeenCalledWith('pty.exit', {
id: 'pty-1',
code: 0,
incarnationId: spawn.incarnationId
})
expect(handler.activePtyCount).toBe(0)
})
it('retains PTY exit until the ordinary writer admits it', async () => {
await handler.dispose({ waitForPhysicalExit: false })
let capacityListener: (() => void) | undefined
const tryNotifyPtyExit = vi.fn().mockReturnValueOnce(false).mockReturnValueOnce(true)
Object.assign(dispatcher, {
onLegacyPtyCapacity: vi.fn((listener: () => void) => {
capacityListener = listener
return vi.fn()
}),
tryNotifyPtyData: vi.fn(() => true),
tryNotifyPtyExit,
legacyRetentionBelowLowWater: true
})
handler = new PtyHandler(dispatcher as unknown as RelayDispatcher)
let exitCallback: ((info: { exitCode: number }) => void) | undefined
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
onData: vi.fn(),
onExit: vi.fn((callback: (info: { exitCode: number }) => void) => {
exitCallback = callback
})
})
const spawn = await spawnPty()
exitCallback?.({ exitCode: 0 })
expect(tryNotifyPtyExit).toHaveBeenCalledOnce()
capacityListener?.()
expect(tryNotifyPtyExit).toHaveBeenLastCalledWith({
id: 'pty-1',
code: 0,
incarnationId: spawn.incarnationId
})
expect(tryNotifyPtyExit).toHaveBeenCalledTimes(2)
})
it('flushes pending PTY output before notifying exit', async () => {
let dataCallback: ((data: string) => void) | undefined
let exitCallback: ((info: { exitCode: number }) => void) | undefined
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
onData: vi.fn((cb: (data: string) => void) => {
dataCallback = cb
}),
onExit: vi.fn((cb: (info: { exitCode: number }) => void) => {
exitCallback = cb
})
})
const spawn = await spawnPty()
dataCallback!('final output')
exitCallback!({ exitCode: 0 })
expect(dispatcher.notify).toHaveBeenNthCalledWith(1, 'pty.data', {
id: 'pty-1',
data: 'final output'
})
expect(dispatcher.notify).toHaveBeenNthCalledWith(2, 'pty.exit', {
id: 'pty-1',
code: 0,
incarnationId: spawn.incarnationId
})
})
it('writes data to PTY via pty.data notification', async () => {
const mockWrite = vi.fn()
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
write: mockWrite,
onData: vi.fn(),
onExit: vi.fn()
})
await dispatcher.callRequest('pty.spawn', {})
dispatcher.callNotification('pty.data', { id: 'pty-1', data: 'ls\n' })
expect(mockWrite).toHaveBeenCalledWith('ls\n')
})
it('resizes PTY via pty.resize notification', async () => {
const mockResize = vi.fn()
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
resize: mockResize,
onData: vi.fn(),
onExit: vi.fn()
})
await dispatcher.callRequest('pty.spawn', {})
dispatcher.callNotification('pty.resize', { id: 'pty-1', cols: 120, rows: 40 })
expect(mockResize).toHaveBeenCalledWith(120, 40)
})
it('reports the PTY grid actually applied by node-pty', async () => {
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
cols: 132,
rows: 43,
onData: vi.fn(),
onExit: vi.fn()
})
const spawned = (await dispatcher.callRequest('pty.spawn', {})) as { id: string }
await expect(dispatcher.callRequest('pty.getSize', { id: spawned.id })).resolves.toEqual({
cols: 132,
rows: 43
})
await expect(dispatcher.callRequest('pty.getSize', { id: 'missing' })).resolves.toBeNull()
})
it('kills PTY on shutdown with SIGTERM by default', async () => {
const mockKill = vi.fn()
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
kill: mockKill,
onData: vi.fn(),
onExit: vi.fn()
})
await dispatcher.callRequest('pty.spawn', {})
await dispatcher.callRequest('pty.shutdown', { id: 'pty-1', immediate: false })
expect(mockKill).toHaveBeenCalledWith('SIGTERM')
})
// Why: node-pty's Windows agent throws "Signals not supported on windows."
// for any signal argument. killPtyProcess drops the signal on win32 — cover
// every call site so a future regression cannot reintroduce signal args.
describe('kills PTY without a signal on Windows', () => {
async function withWindowsPlatform(fn: () => Promise<void>): Promise<void> {
const originalPlatform = process.platform
Object.defineProperty(process, 'platform', { configurable: true, value: 'win32' })
try {
await fn()
} finally {
Object.defineProperty(process, 'platform', {
configurable: true,
value: originalPlatform
})
}
}
function mockKillablePty(): ReturnType<typeof vi.fn> {
const mockKill = vi.fn()
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
kill: mockKill,
onData: vi.fn(),
onExit: vi.fn()
})
return mockKill
}
function expectBareKills(mockKill: ReturnType<typeof vi.fn>, times: number): void {
expect(mockKill).toHaveBeenCalledTimes(times)
expect(mockKill.mock.calls.every((args) => args.length === 0)).toBe(true)
}
it('on graceful shutdown', async () => {
await withWindowsPlatform(async () => {
const mockKill = mockKillablePty()
await dispatcher.callRequest('pty.spawn', {})
await dispatcher.callRequest('pty.shutdown', { id: 'pty-1', immediate: false })
expectBareKills(mockKill, 1)
})
})
it('on immediate shutdown', async () => {
await withWindowsPlatform(async () => {
let onExitCb: ((evt: { exitCode: number }) => void) | undefined
const mockKill = vi.fn()
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
kill: mockKill,
onData: vi.fn(),
onExit: vi.fn((cb: (evt: { exitCode: number }) => void) => {
onExitCb = cb
})
})
await dispatcher.callRequest('pty.spawn', {})
const shutdown = dispatcher.callRequest('pty.shutdown', { id: 'pty-1', immediate: true })
onExitCb!({ exitCode: 137 })
await shutdown
expectBareKills(mockKill, 1)
})
})
it('does not double-kill when immediate cleanup joins graceful shutdown', async () => {
await withWindowsPlatform(async () => {
let onExitCb: ((evt: { exitCode: number }) => void) | undefined
const mockKill = vi.fn()
const destroy = vi.fn()
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
kill: mockKill,
destroy,
onData: vi.fn(),
onExit: vi.fn((cb: (evt: { exitCode: number }) => void) => {
onExitCb = cb
})
})
await dispatcher.callRequest('pty.spawn', {})
await dispatcher.callRequest('pty.shutdown', { id: 'pty-1', immediate: false })
const immediate = dispatcher.callRequest('pty.shutdown', {
id: 'pty-1',
immediate: true
})
expectBareKills(mockKill, 1)
onExitCb!({ exitCode: 137 })
await immediate
expectBareKills(mockKill, 1)
expect(destroy).not.toHaveBeenCalled()
})
})
it('does not retry stale-spawn cleanup after the Windows kill deadline', async () => {
await withWindowsPlatform(async () => {
const mockKill = mockKillablePty()
await dispatcher.callRequest(
'pty.spawn',
{},
{
isStale: () => mockPtySpawn.mock.calls.length > 0
}
)
expectBareKills(mockKill, 1)
vi.advanceTimersByTime(5000)
expectBareKills(mockKill, 1)
})
})
it('does not retry graceful shutdown after the Windows kill deadline', async () => {
await withWindowsPlatform(async () => {
const mockKill = mockKillablePty()
await dispatcher.callRequest('pty.spawn', {})
await dispatcher.callRequest('pty.shutdown', { id: 'pty-1', immediate: false })
expectBareKills(mockKill, 1)
vi.advanceTimersByTime(5000)
expectBareKills(mockKill, 1)
})
})
it('on dispose', async () => {
await withWindowsPlatform(async () => {
const mockKill = vi.fn()
const destroy = vi.fn()
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
kill: mockKill,
destroy,
onData: vi.fn(),
onExit: vi.fn()
})
await dispatcher.callRequest('pty.spawn', {})
await handler.dispose({ waitForPhysicalExit: false })
expectBareKills(mockKill, 1)
expect(destroy).not.toHaveBeenCalled()
})
})
})
it('flushes pending PTY output before immediate shutdown cleanup', async () => {
let dataCallback: ((data: string) => void) | undefined
let onExitCb: ((evt: { exitCode: number }) => void) | undefined
const mockKill = vi.fn()
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
kill: mockKill,
onData: vi.fn((cb: (data: string) => void) => {
dataCallback = cb
}),
onExit: vi.fn((cb: (evt: { exitCode: number }) => void) => {
onExitCb = cb
})
})
await dispatcher.callRequest('pty.spawn', {})
dataCallback!('last words')
const shutdown = dispatcher.callRequest('pty.shutdown', { id: 'pty-1', immediate: true })
onExitCb!({ exitCode: 137 })
await shutdown
expect(dispatcher.notify).toHaveBeenNthCalledWith(1, 'pty.data', {
id: 'pty-1',
data: 'last words'
})
expect(mockKill).toHaveBeenCalledWith('SIGKILL')
})
it('notifies pty.exit when graceful shutdown falls back to SIGKILL', async () => {
let onExitCb: ((evt: { exitCode: number }) => void) | undefined
const mockKill = vi.fn()
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
kill: mockKill,
onData: vi.fn(),
onExit: vi.fn((cb: (evt: { exitCode: number }) => void) => {
onExitCb = cb
})
})
const exits: { id: string; paneKey?: string }[] = []
handler.setExitListener((evt) => exits.push(evt))
const spawn = await spawnPty({ env: { ORCA_PANE_KEY: 'tab-fallback:0' } })
await dispatcher.callRequest('pty.shutdown', { id: 'pty-1', immediate: false })
vi.advanceTimersByTime(5000)
expect(handler.activePtyCount).toBe(1)
expect(exits).toEqual([])
expect(dispatcher.notify).not.toHaveBeenCalledWith('pty.exit', expect.anything())
onExitCb!({ exitCode: 137 })
expect(mockKill).toHaveBeenCalledWith('SIGTERM')
expect(mockKill).toHaveBeenCalledWith('SIGKILL')
expect(dispatcher.notify).toHaveBeenCalledWith('pty.exit', {
id: 'pty-1',
code: 137,
incarnationId: spawn.incarnationId
})
expect(exits).toEqual([{ id: 'pty-1', paneKey: 'tab-fallback:0' }])
expect(handler.activePtyCount).toBe(0)
})
it('retries a rejected graceful SIGKILL fallback while retaining ownership', async () => {
let onExitCb: ((evt: { exitCode: number }) => void) | undefined
let forceAttempts = 0
const mockKill = vi.fn((signal: string) => {
if (signal === 'SIGKILL' && forceAttempts++ === 0) {
throw new Error('transient kill failure')
}
})
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
kill: mockKill,
onData: vi.fn(),
onExit: vi.fn((cb: (evt: { exitCode: number }) => void) => {
onExitCb = cb
})
})
await dispatcher.callRequest('pty.spawn', {})
await dispatcher.callRequest('pty.shutdown', { id: 'pty-1', immediate: false })
vi.advanceTimersByTime(5000)
expect(mockKill.mock.calls).toEqual([['SIGTERM'], ['SIGKILL']])
expect(handler.activePtyCount).toBe(1)
expect(vi.getTimerCount()).toBe(1)
vi.runOnlyPendingTimers()
expect(mockKill.mock.calls).toEqual([['SIGTERM'], ['SIGKILL'], ['SIGKILL']])
expect(handler.activePtyCount).toBe(1)
onExitCb!({ exitCode: 137 })
expect(handler.activePtyCount).toBe(0)
expect(vi.getTimerCount()).toBe(0)
})
it('kills PTY on shutdown with SIGKILL when immediate', async () => {
let onExitCb: ((evt: { exitCode: number }) => void) | undefined
const mockKill = vi.fn()
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
kill: mockKill,
onData: vi.fn(),
onExit: vi.fn((cb: (evt: { exitCode: number }) => void) => {
onExitCb = cb
})
})
await dispatcher.callRequest('pty.spawn', {})
const shutdown = dispatcher.callRequest('pty.shutdown', { id: 'pty-1', immediate: true })
onExitCb!({ exitCode: 137 })
await shutdown
expect(mockKill).toHaveBeenCalledWith('SIGKILL')
})
it('throws for attach on nonexistent PTY', async () => {
await expect(dispatcher.callRequest('pty.attach', { id: 'pty-999' })).rejects.toThrow(
'PTY "pty-999" not found'
)
})
it('default grace timer does not expire', () => {
const onExpire = vi.fn()
handler.startGraceTimer(onExpire)
expect(handler.graceTimerActive).toBe(false)
vi.advanceTimersByTime(DEFAULT_BOUNDED_SSH_RELAY_GRACE_PERIOD_SECONDS * 1000)
expect(onExpire).not.toHaveBeenCalled()
})
it('configured grace timer waits full period even when no PTYs exist', () => {
const onExpire = vi.fn()
const boundedGraceMs = DEFAULT_BOUNDED_SSH_RELAY_GRACE_PERIOD_SECONDS * 1000
handler.setGraceTimeMs(boundedGraceMs)
handler.startGraceTimer(onExpire)
expect(onExpire).not.toHaveBeenCalled()
vi.advanceTimersByTime(boundedGraceMs - 1)
expect(onExpire).not.toHaveBeenCalled()
vi.advanceTimersByTime(1)
expect(onExpire).toHaveBeenCalledTimes(1)
})
it('grace timer fires after configured delay when PTYs exist', async () => {
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
onData: vi.fn(),
onExit: vi.fn()
})
await dispatcher.callRequest('pty.spawn', {})
const onExpire = vi.fn()
const boundedGraceMs = DEFAULT_BOUNDED_SSH_RELAY_GRACE_PERIOD_SECONDS * 1000
handler.setGraceTimeMs(boundedGraceMs)
handler.startGraceTimer(onExpire)
expect(onExpire).not.toHaveBeenCalled()
vi.advanceTimersByTime(boundedGraceMs - 1)
expect(onExpire).not.toHaveBeenCalled()
vi.advanceTimersByTime(1)
expect(onExpire).toHaveBeenCalledTimes(1)
})
it('cancelGraceTimer prevents expiration', async () => {
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
onData: vi.fn(),
onExit: vi.fn()
})
await dispatcher.callRequest('pty.spawn', {})
const onExpire = vi.fn()
const boundedGraceMs = DEFAULT_BOUNDED_SSH_RELAY_GRACE_PERIOD_SECONDS * 1000
handler.setGraceTimeMs(boundedGraceMs)
handler.startGraceTimer(onExpire)
vi.advanceTimersByTime(60_000)
handler.cancelGraceTimer()
vi.advanceTimersByTime(boundedGraceMs)
expect(onExpire).not.toHaveBeenCalled()
})
it('attach preserves buffer so repeated attaches return the same data plus new output', async () => {
let dataCallback: ((data: string) => void) | undefined
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
onData: vi.fn((cb: (data: string) => void) => {
dataCallback = cb
}),
onExit: vi.fn()
})
const spawn = await spawnPty()
dataCallback!('initial output')
const r1 = await attachPty({
id: 'pty-1',
suppressReplayNotification: true
})
expect(r1).toEqual({ incarnationId: spawn.incarnationId, replay: 'initial output' })
dataCallback!(' more')
const r2 = await attachPty({
id: 'pty-1',
suppressReplayNotification: true
})
expect(r2).toEqual({ incarnationId: spawn.incarnationId, replay: 'initial output more' })
})
it('second app restart still replays full buffer', async () => {
let dataCallback: ((data: string) => void) | undefined
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
onData: vi.fn((cb: (data: string) => void) => {
dataCallback = cb
}),
onExit: vi.fn()
})
const spawn = await spawnPty()
dataCallback!('$ while true; do date; done\r\n')
dataCallback!('Mon Apr 28\r\n')
const firstAttach = await attachPty({
id: 'pty-1',
suppressReplayNotification: true
})
expect(firstAttach.incarnationId).toBe(spawn.incarnationId)
dataCallback!('Tue Apr 29\r\n')
const secondAttach = await attachPty({
id: 'pty-1',
suppressReplayNotification: true
})
expect(secondAttach.incarnationId).toBe(spawn.incarnationId)
dataCallback!('Wed Apr 30\r\n')
const result = await attachPty({
id: 'pty-1',
suppressReplayNotification: true
})
expect(result).toEqual({
incarnationId: spawn.incarnationId,
replay: '$ while true; do date; done\r\nMon Apr 28\r\nTue Apr 29\r\nWed Apr 30\r\n'
})
})
it('applies env augmenters after process.env and renderer-supplied env (augmenter wins on key conflict)', async () => {
handler.addEnvAugmenter(() => ({
ORCA_AGENT_HOOK_PORT: '12345',
ORCA_AGENT_HOOK_TOKEN: 'abc-uuid',
// Why: also override a key the renderer supplied below so the test pins
// the documented "augmenter wins on key conflict" invariant — see the
// doc-comment on addEnvAugmenter in pty-handler.ts.
ORCA_PANE_KEY: 'augmenter-wins'
}))
await dispatcher.callRequest('pty.spawn', {
cols: 80,
rows: 24,
env: { ORCA_PANE_KEY: 'tab-1:0', ORCA_TAB_ID: 'tab-1' }
})
expect(mockPtySpawn).toHaveBeenCalled()
const callArgs = mockPtySpawn.mock.calls[0][2] as { env: Record<string, string> }
expect(callArgs.env.ORCA_AGENT_HOOK_PORT).toBe('12345')
expect(callArgs.env.ORCA_AGENT_HOOK_TOKEN).toBe('abc-uuid')
// Augmenter override beats the renderer-supplied value:
expect(callArgs.env.ORCA_PANE_KEY).toBe('augmenter-wins')
// Renderer-supplied keys not in augmenter map flow through:
expect(callArgs.env.ORCA_TAB_ID).toBe('tab-1')
})
it('passes PTY and explicit launch identity to env augmenters', async () => {
const seenContexts: {
id: string
paneKey?: string
launchAgent?: string
env: Record<string, string>
}[] = []
handler.addEnvAugmenter((ctx) => {
seenContexts.push(ctx)
return {
OVERLAY_ID: ctx.paneKey ?? ctx.id
}
})
await dispatcher.callRequest('pty.spawn', {
env: { ORCA_PANE_KEY: 'tab-context:0' },
launchAgent: 'pi'
})
await dispatcher.callRequest('pty.spawn', {})
const firstEnv = mockPtySpawn.mock.calls[0][2] as { env: Record<string, string> }
const secondEnv = mockPtySpawn.mock.calls[1][2] as { env: Record<string, string> }
expect(seenContexts[0]).toMatchObject({
id: 'pty-1',
paneKey: 'tab-context:0',
launchAgent: 'pi',
env: { ORCA_PANE_KEY: 'tab-context:0' }
})
expect(seenContexts[1]).toMatchObject({ id: 'pty-2', paneKey: undefined })
expect(firstEnv.env.OVERLAY_ID).toBe('tab-context:0')
expect(secondEnv.env.OVERLAY_ID).toBe('pty-2')
})
it('passes process and renderer env to env augmenters before augmenter overrides are applied', async () => {
const oldProcessValue = process.env.OPENCODE_CONFIG_DIR
process.env.OPENCODE_CONFIG_DIR = '/remote/default-opencode'
try {
handler.addEnvAugmenter((ctx) => ({
SEEN_OPENCODE_CONFIG_DIR: ctx.env.OPENCODE_CONFIG_DIR,
SEEN_PI_CODING_AGENT_DIR: ctx.env.PI_CODING_AGENT_DIR
}))
await dispatcher.callRequest('pty.spawn', {
env: {
OPENCODE_CONFIG_DIR: '/remote/renderer-opencode',
PI_CODING_AGENT_DIR: '/remote/pi'
}
})
} finally {
if (oldProcessValue === undefined) {
delete process.env.OPENCODE_CONFIG_DIR
} else {
process.env.OPENCODE_CONFIG_DIR = oldProcessValue
}
}
const spawnEnv = mockPtySpawn.mock.calls[0][2] as {
name: string
env: Record<string, string>
}
expect(spawnEnv.name).toBe('xterm-256color')
expect(spawnEnv.env.SEEN_OPENCODE_CONFIG_DIR).toBe('/remote/renderer-opencode')
expect(spawnEnv.env.SEEN_PI_CODING_AGENT_DIR).toBe('/remote/pi')
})
it('applies identity defaults, then deletions, while preserving explicit TERM', async () => {
handler.addEnvAugmenter(() => ({
TERM: 'augmenter-term',
TERM_PROGRAM: 'augmenter-terminal',
ORCA_ATTRIBUTION_SHIM_DIR: '/tmp/augmenter-attribution'
}))
await dispatcher.callRequest('pty.spawn', {
env: {
TERM: 'screen-256color',
TERM_PROGRAM: 'renderer-terminal',
ORCA_ATTRIBUTION_SHIM_DIR: '/tmp/renderer-attribution'
},
envToDelete: ['TERM_PROGRAM', 'ORCA_ATTRIBUTION_SHIM_DIR']
})
const spawnEnv = mockPtySpawn.mock.calls[0][2] as {
name: string
env: Record<string, string>
}
expect(spawnEnv.name).toBe('screen-256color')
expect(spawnEnv.env.TERM).toBe('screen-256color')
expect(spawnEnv.env.COLORTERM).toBe('truecolor')
expect(spawnEnv.env.FORCE_HYPERLINK).toBe('1')
expect(spawnEnv.env.TERM_PROGRAM).toBeUndefined()
expect(spawnEnv.env.ORCA_ATTRIBUTION_SHIM_DIR).toBeUndefined()
})
it('replaces an ambient TERM=dumb when no explicit TERM is supplied', async () => {
const previousTerm = process.env.TERM
process.env.TERM = 'dumb'
try {
await dispatcher.callRequest('pty.spawn', {})
} finally {
if (previousTerm === undefined) {
delete process.env.TERM
} else {
process.env.TERM = previousTerm
}
}
const spawnEnv = mockPtySpawn.mock.calls[0][2] as {
name: string
env: Record<string, string>
}
expect(spawnEnv.name).toBe('xterm-256color')
expect(spawnEnv.env.TERM).toBe('xterm-256color')
expect(spawnEnv.env.TERM_PROGRAM).toBe('Orca')
})
it('expands variables in PATH before spawning a Windows relay shell', async () => {
const platform = Object.getOwnPropertyDescriptor(process, 'platform')
Object.defineProperty(process, 'platform', { configurable: true, value: 'win32' })
try {
await dispatcher.callRequest('pty.spawn', {
env: {
ORCA_PATH_ROOT: 'C:\\Users\\orca\\AppData\\Local',
PATH: '%orca_path_root%\\agy\\bin;C:\\Windows'
}
})
} finally {
if (platform) {
Object.defineProperty(process, 'platform', platform)
}
}
const spawnEnv = mockPtySpawn.mock.calls[0][2] as { env: Record<string, string> }
expect(spawnEnv.env.PATH).toBe('C:\\Users\\orca\\AppData\\Local\\agy\\bin;C:\\Windows')
})
it('uses the safe terminal default when TERM is deleted without a custom value', async () => {
await dispatcher.callRequest('pty.spawn', {
envToDelete: ['TERM']
})
const spawnEnv = mockPtySpawn.mock.calls[0][2] as {
name: string
env: Record<string, string>
}
expect(spawnEnv.name).toBe('xterm-256color')
expect(spawnEnv.env.TERM).toBe('xterm-256color')
})
it('admits default-cwd spawns through the worktree removal coordinator', async () => {
const finishCreation = vi.fn()
const beginWorktreePtySpawn = vi.fn((_operationPath: string) => finishCreation)
handler.setWorktreeRemovalCoordinator({ beginWorktreePtySpawn })
await dispatcher.callRequest('pty.spawn', {})
expect(beginWorktreePtySpawn).toHaveBeenCalledWith(expect.any(String))
expect(beginWorktreePtySpawn.mock.calls[0][0]).not.toBe('')
expect(finishCreation).toHaveBeenCalledTimes(1)
})
it('fences both sibling worktree identity and removing cwd with rollback', async () => {
const finishSiblingAdmission = vi.fn()
const beginWorktreePtySpawn = vi.fn((operationPath: string) => {
if (operationPath === '/repo/removing/nested') {
throw new Error('Remote worktree deletion already in progress')
}
return finishSiblingAdmission
})
handler.setWorktreeRemovalCoordinator({ beginWorktreePtySpawn })
await expect(
dispatcher.callRequest('pty.spawn', {
cwd: '/repo/removing/nested',
env: { ORCA_WORKTREE_ID: 'repo-id::/repo/sibling' }
})
).rejects.toThrow('Remote worktree deletion already in progress')
expect(beginWorktreePtySpawn.mock.calls.map(([operationPath]) => operationPath)).toEqual([
'/repo/sibling',
'/repo/removing/nested'
])
expect(finishSiblingAdmission).toHaveBeenCalledOnce()
expect(mockPtySpawn).not.toHaveBeenCalled()
})
it('lets relay env augmenters resolve the original sequenced startup command hint', async () => {
handler.addEnvAugmenter((ctx) => ({
SEEN_LAUNCH_COMMAND_HINT: resolveSetupAgentSequenceLaunchCommand(ctx.env, ctx.command) ?? ''
}))
await dispatcher.callRequest('pty.spawn', {
command: 'powershell wait-wrapper',
env: { [SETUP_AGENT_SEQUENCE_STARTUP_COMMAND_ENV]: 'omp --resume' }
})
const spawnEnv = mockPtySpawn.mock.calls[0][2] as { env: Record<string, string> }
expect(spawnEnv.env.SEEN_LAUNCH_COMMAND_HINT).toBe('omp --resume')
})
it.skipIf(process.platform === 'win32')(
'wraps bash spawns to restore overlay env after remote startup files',
async () => {
const oldShell = process.env.SHELL
const oldHome = process.env.HOME
const oldOrcaPi = process.env.ORCA_PI_CODING_AGENT_DIR
const homeDir = mkdtempSync(join(tmpdir(), 'relay-pty-shell-launch-'))
process.env.SHELL = '/bin/bash'
process.env.HOME = homeDir
delete process.env.ORCA_PI_CODING_AGENT_DIR
try {
if (!existsSync('/bin/bash')) {
return
}
handler.addEnvAugmenter(() => ({
OPENCODE_CONFIG_DIR: '/remote/overlay/opencode',
ORCA_OPENCODE_CONFIG_DIR: '/remote/overlay/opencode',
ORCA_OMP_STATUS_EXTENSION: '/remote/.omp/agent/extensions/orca-agent-status.ts'
}))
await dispatcher.callRequest('pty.spawn', { env: { HOME: homeDir } })
} finally {
if (oldShell === undefined) {
delete process.env.SHELL
} else {
process.env.SHELL = oldShell
}
if (oldHome === undefined) {
delete process.env.HOME
} else {
process.env.HOME = oldHome
}
if (oldOrcaPi === undefined) {
delete process.env.ORCA_PI_CODING_AGENT_DIR
} else {
process.env.ORCA_PI_CODING_AGENT_DIR = oldOrcaPi
}
}
const shellArgs = mockPtySpawn.mock.calls[0][1]
const spawnOptions = mockPtySpawn.mock.calls[0][2] as { env: Record<string, string> }
const rcfile = join(homeDir, '.orca-relay', 'shell-ready', 'bash', 'rcfile')
expect(shellArgs).toEqual(['--rcfile', rcfile])
expect(spawnOptions.env.ORCA_OPENCODE_CONFIG_DIR).toBe('/remote/overlay/opencode')
expect(spawnOptions.env.ORCA_PI_CODING_AGENT_DIR).toBeUndefined()
expect(readFileSync(rcfile, 'utf8')).toContain(
'export OPENCODE_CONFIG_DIR="${ORCA_OPENCODE_CONFIG_DIR}"'
)
expect(readFileSync(rcfile, 'utf8')).not.toContain('ORCA_PI_CODING_AGENT_DIR')
expect(readFileSync(rcfile, 'utf8')).toContain('command omp --extension')
rmSync(homeDir, { recursive: true, force: true })
}
)
it('revive restores pane identity env alongside hook-server coordinates', async () => {
await dispatcher.callRequest('pty.spawn', {
cols: 90,
rows: 30,
cwd: '/tmp',
env: {
ORCA_PANE_KEY: 'tab-5:1',
ORCA_TAB_ID: 'tab-5',
ORCA_WORKTREE_ID: 'wt-5'
}
})
const state = (await dispatcher.callRequest('pty.serialize', { ids: ['pty-1'] })) as string
await handler.dispose({ waitForPhysicalExit: false })
mockPtySpawn.mockClear()
dispatcher = createMockDispatcher()
handler = new PtyHandler(dispatcher as unknown as RelayDispatcher)
handler.addEnvAugmenter(() => ({
ORCA_AGENT_HOOK_PORT: '12345',
ORCA_AGENT_HOOK_TOKEN: 'abc-uuid'
}))
const killSpy = vi.spyOn(process, 'kill').mockImplementation(() => true)
const oldStartupIdentity = process.env.ORCA_SHELL_STARTUP_IDENTITY
process.env.ORCA_SHELL_STARTUP_IDENTITY = '1'
try {
await dispatcher.callRequest('pty.revive', { state })
} finally {
if (oldStartupIdentity === undefined) {
delete process.env.ORCA_SHELL_STARTUP_IDENTITY
} else {
process.env.ORCA_SHELL_STARTUP_IDENTITY = oldStartupIdentity
}
killSpy.mockRestore()
}
expect(mockPtySpawn).toHaveBeenCalledTimes(1)
const callArgs = mockPtySpawn.mock.calls[0][2] as { env: Record<string, string> }
expect(callArgs.env.ORCA_PANE_KEY).toBe('tab-5:1')
expect(callArgs.env.ORCA_TAB_ID).toBe('tab-5')
expect(callArgs.env.ORCA_WORKTREE_ID).toBe('wt-5')
expect(callArgs.env.ORCA_AGENT_HOOK_PORT).toBe('12345')
expect(callArgs.env.ORCA_AGENT_HOOK_TOKEN).toBe('abc-uuid')
expect(callArgs.env.TERM).toBe('xterm-256color')
expect(callArgs.env.TERM_PROGRAM).toBe('Orca')
expect(callArgs.env.ORCA_SHELL_READY_MARKER).toBe('0')
expect(callArgs.env.ORCA_SHELL_STARTUP_IDENTITY).toBe('0')
})
it('fences both revived worktree identity and cwd with rollback', async () => {
const finishSiblingAdmission = vi.fn()
const beginWorktreePtySpawn = vi.fn((operationPath: string) => {
if (operationPath === '/repo/removing/nested') {
throw new Error('Remote worktree deletion already in progress')
}
return finishSiblingAdmission
})
handler.setWorktreeRemovalCoordinator({ beginWorktreePtySpawn })
const state = JSON.stringify([
{
id: 'pty-7',
pid: process.pid,
cols: 80,
rows: 24,
cwd: '/repo/removing/nested',
worktreeId: 'repo-id::/repo/sibling'
}
])
const killSpy = vi.spyOn(process, 'kill').mockImplementation(() => true)
try {
await expect(dispatcher.callRequest('pty.revive', { state })).rejects.toThrow(
'Remote worktree deletion already in progress'
)
} finally {
killSpy.mockRestore()
}
expect(beginWorktreePtySpawn.mock.calls.map(([operationPath]) => operationPath)).toEqual([
'/repo/sibling',
'/repo/removing/nested'
])
expect(finishSiblingAdmission).toHaveBeenCalledOnce()
expect(mockPtySpawn).not.toHaveBeenCalled()
})
it('applies the physical PTY cap to untrusted revive state', async () => {
const state = JSON.stringify(
Array.from({ length: MAX_RELAY_PTY_SESSIONS + 1 }, (_, index) => ({
id: `pty-${index + 1}`,
pid: process.pid,
cols: 80,
rows: 24,
cwd: '/repo',
worktreeId: 'repo-id::/repo'
}))
)
const killSpy = vi.spyOn(process, 'kill').mockImplementation(() => true)
try {
await expect(dispatcher.callRequest('pty.revive', { state })).rejects.toThrow(
'Maximum number of PTY sessions reached (50)'
)
} finally {
killSpy.mockRestore()
}
expect(mockPtySpawn).toHaveBeenCalledTimes(MAX_RELAY_PTY_SESSIONS)
expect(handler.activePtyCount).toBe(MAX_RELAY_PTY_SESSIONS)
})
it('deduplicates concurrent revive requests for the same physical PTY id', async () => {
const state = JSON.stringify([
{
id: 'pty-7',
pid: process.pid,
cols: 80,
rows: 24,
cwd: '/repo',
worktreeId: 'repo-id::/repo'
}
])
const killSpy = vi.spyOn(process, 'kill').mockImplementation(() => true)
try {
await Promise.all([
dispatcher.callRequest('pty.revive', { state }),
dispatcher.callRequest('pty.revive', { state })
])
} finally {
killSpy.mockRestore()
}
expect(mockPtySpawn).toHaveBeenCalledTimes(1)
expect(handler.activePtyCount).toBe(1)
})
it('revive preserves the credential guard chosen for an SSH agent terminal', async () => {
await dispatcher.callRequest('pty.spawn', {
command: 'claude'
})
const state = (await dispatcher.callRequest('pty.serialize', { ids: ['pty-1'] })) as string
expect(JSON.parse(state)[0]?.gitCredentialPromptGuarded).toBe(true)
handler.dispose()
mockPtySpawn.mockClear()
dispatcher = createMockDispatcher()
handler = new PtyHandler(dispatcher as unknown as RelayDispatcher)
const killSpy = vi.spyOn(process, 'kill').mockImplementation(() => true)
try {
await dispatcher.callRequest('pty.revive', { state })
} finally {
killSpy.mockRestore()
}
const revivedEnv = mockPtySpawn.mock.calls[0]?.[2]?.env as Record<string, string>
expect(revivedEnv.GIT_TERMINAL_PROMPT).toBe('0')
expect(revivedEnv.GCM_INTERACTIVE).toBe('never')
expect(Object.values(revivedEnv)).toContain('credential.interactive')
expect(Object.values(revivedEnv)).toContain('credential.guiPrompt')
})
it('revive treats legacy relay state as an ordinary unguarded terminal', async () => {
const savedTerminalPrompt = process.env.GIT_TERMINAL_PROMPT
const savedGcmInteractive = process.env.GCM_INTERACTIVE
delete process.env.GIT_TERMINAL_PROMPT
delete process.env.GCM_INTERACTIVE
const state = JSON.stringify([
{
id: 'pty-legacy',
pid: process.pid,
cols: 80,
rows: 24,
cwd: process.cwd()
}
])
const killSpy = vi.spyOn(process, 'kill').mockImplementation(() => true)
try {
await dispatcher.callRequest('pty.revive', { state })
const revivedEnv = mockPtySpawn.mock.calls[0]?.[2]?.env as Record<string, string>
expect(revivedEnv.GIT_TERMINAL_PROMPT).toBeUndefined()
expect(revivedEnv.GCM_INTERACTIVE).toBeUndefined()
} finally {
killSpy.mockRestore()
if (savedTerminalPrompt === undefined) {
delete process.env.GIT_TERMINAL_PROMPT
} else {
process.env.GIT_TERMINAL_PROMPT = savedTerminalPrompt
}
if (savedGcmInteractive === undefined) {
delete process.env.GCM_INTERACTIVE
} else {
process.env.GCM_INTERACTIVE = savedGcmInteractive
}
}
})
it('normalizes an explicit empty TERM and preserves sanitized env deletions on revive', async () => {
await dispatcher.callRequest('pty.spawn', {
env: { TERM: '' },
envToDelete: ['ORCA_ATTRIBUTION_SHIM_DIR', '', 42]
})
const initialEnv = mockPtySpawn.mock.calls[0][2] as {
name: string
env: Record<string, string>
}
expect(initialEnv.name).toBe('xterm-256color')
expect(initialEnv.env.TERM).toBe('xterm-256color')
const state = (await dispatcher.callRequest('pty.serialize', { ids: ['pty-1'] })) as string
const [serialized] = JSON.parse(state) as {
explicitTerm?: string
envToDelete?: string[]
}[]
expect(serialized.explicitTerm).toBeUndefined()
expect(serialized.envToDelete).toEqual(['ORCA_ATTRIBUTION_SHIM_DIR'])
await handler.dispose({ waitForPhysicalExit: false })
mockPtySpawn.mockClear()
dispatcher = createMockDispatcher()
handler = new PtyHandler(dispatcher as unknown as RelayDispatcher)
handler.addEnvAugmenter(() => ({
ORCA_ATTRIBUTION_SHIM_DIR: '/tmp/revived-attribution'
}))
const killSpy = vi.spyOn(process, 'kill').mockImplementation(() => true)
try {
await dispatcher.callRequest('pty.revive', { state })
} finally {
killSpy.mockRestore()
}
const revivedEnv = mockPtySpawn.mock.calls[0][2] as {
name: string
env: Record<string, string>
}
expect(revivedEnv.name).toBe('xterm-256color')
expect(revivedEnv.env.TERM).toBe('xterm-256color')
expect(revivedEnv.env.ORCA_ATTRIBUTION_SHIM_DIR).toBeUndefined()
})
it('drops legacy empty explicit TERM metadata after revive', async () => {
const state = JSON.stringify([
{
id: 'pty-8',
pid: process.pid,
cols: 80,
rows: 24,
cwd: process.cwd(),
explicitTerm: '',
envToDelete: ['ORCA_ATTRIBUTION_SHIM_DIR']
}
])
handler.addEnvAugmenter(() => ({
ORCA_ATTRIBUTION_SHIM_DIR: '/tmp/legacy-empty-attribution'
}))
const killSpy = vi.spyOn(process, 'kill').mockImplementation(() => true)
try {
await dispatcher.callRequest('pty.revive', { state })
} finally {
killSpy.mockRestore()
}
const revivedEnv = mockPtySpawn.mock.calls[0][2] as {
name: string
env: Record<string, string>
}
expect(revivedEnv.name).toBe('xterm-256color')
expect(revivedEnv.env.TERM).toBe('xterm-256color')
expect(revivedEnv.env.ORCA_ATTRIBUTION_SHIM_DIR).toBeUndefined()
const serializedState = (await dispatcher.callRequest('pty.serialize', {
ids: ['pty-8']
})) as string
const [serialized] = JSON.parse(serializedState) as {
explicitTerm?: string
envToDelete?: string[]
}[]
expect(serialized.explicitTerm).toBeUndefined()
expect(serialized.envToDelete).toEqual(['ORCA_ATTRIBUTION_SHIM_DIR'])
})
it('preserves explicit TERM and env deletions through repeated revive cycles', async () => {
await dispatcher.callRequest('pty.spawn', {
env: { TERM: 'screen-256color' },
envToDelete: ['ORCA_ATTRIBUTION_SHIM_DIR']
})
let state = (await dispatcher.callRequest('pty.serialize', { ids: ['pty-1'] })) as string
const killSpy = vi.spyOn(process, 'kill').mockImplementation(() => true)
try {
await handler.dispose({ waitForPhysicalExit: false })
mockPtySpawn.mockClear()
dispatcher = createMockDispatcher()
handler = new PtyHandler(dispatcher as unknown as RelayDispatcher)
handler.addEnvAugmenter(() => ({
ORCA_ATTRIBUTION_SHIM_DIR: '/tmp/first-revive'
}))
await dispatcher.callRequest('pty.revive', { state })
const firstRevivedEnv = mockPtySpawn.mock.calls[0][2] as {
name: string
env: Record<string, string>
}
expect(firstRevivedEnv.name).toBe('screen-256color')
expect(firstRevivedEnv.env.TERM).toBe('screen-256color')
expect(firstRevivedEnv.env.ORCA_ATTRIBUTION_SHIM_DIR).toBeUndefined()
state = (await dispatcher.callRequest('pty.serialize', { ids: ['pty-1'] })) as string
expect(JSON.parse(state)).toMatchObject([
{
explicitTerm: 'screen-256color',
envToDelete: ['ORCA_ATTRIBUTION_SHIM_DIR']
}
])
await handler.dispose({ waitForPhysicalExit: false })
mockPtySpawn.mockClear()
dispatcher = createMockDispatcher()
handler = new PtyHandler(dispatcher as unknown as RelayDispatcher)
handler.addEnvAugmenter(() => ({
ORCA_ATTRIBUTION_SHIM_DIR: '/tmp/second-revive'
}))
await dispatcher.callRequest('pty.revive', { state })
} finally {
killSpy.mockRestore()
}
const secondRevivedEnv = mockPtySpawn.mock.calls[0][2] as {
name: string
env: Record<string, string>
}
expect(secondRevivedEnv.name).toBe('screen-256color')
expect(secondRevivedEnv.env.TERM).toBe('screen-256color')
expect(secondRevivedEnv.env.ORCA_ATTRIBUTION_SHIM_DIR).toBeUndefined()
})
it('revives legacy serialized entries with default TERM and no env deletions', async () => {
handler.addEnvAugmenter(() => ({
ORCA_ATTRIBUTION_SHIM_DIR: '/tmp/legacy-attribution'
}))
const state = JSON.stringify([
{
id: 'pty-7',
pid: process.pid,
cols: 80,
rows: 24,
cwd: process.cwd()
}
])
const killSpy = vi.spyOn(process, 'kill').mockImplementation(() => true)
try {
await dispatcher.callRequest('pty.revive', { state })
} finally {
killSpy.mockRestore()
}
const revivedEnv = mockPtySpawn.mock.calls[0][2] as { env: Record<string, string> }
expect(revivedEnv.env.TERM).toBe('xterm-256color')
expect(revivedEnv.env.ORCA_ATTRIBUTION_SHIM_DIR).toBe('/tmp/legacy-attribution')
})
it('revive preserves attach identity metadata without exporting hook identity env', async () => {
const oldPaneKey = process.env.ORCA_PANE_KEY
const oldTabId = process.env.ORCA_TAB_ID
delete process.env.ORCA_PANE_KEY
delete process.env.ORCA_TAB_ID
try {
await dispatcher.callRequest('pty.spawn', {
cols: 90,
rows: 30,
cwd: '/tmp',
env: { FOO: 'bar' },
paneKey: 'tab-5:leaf-5',
tabId: 'tab-5'
})
} finally {
if (oldPaneKey === undefined) {
delete process.env.ORCA_PANE_KEY
} else {
process.env.ORCA_PANE_KEY = oldPaneKey
}
if (oldTabId === undefined) {
delete process.env.ORCA_TAB_ID
} else {
process.env.ORCA_TAB_ID = oldTabId
}
}
const state = (await dispatcher.callRequest('pty.serialize', { ids: ['pty-1'] })) as string
await handler.dispose({ waitForPhysicalExit: false })
mockPtySpawn.mockClear()
dispatcher = createMockDispatcher()
handler = new PtyHandler(dispatcher as unknown as RelayDispatcher)
const killSpy = vi.spyOn(process, 'kill').mockImplementation(() => true)
delete process.env.ORCA_PANE_KEY
delete process.env.ORCA_TAB_ID
try {
await dispatcher.callRequest('pty.revive', { state })
} finally {
killSpy.mockRestore()
if (oldPaneKey === undefined) {
delete process.env.ORCA_PANE_KEY
} else {
process.env.ORCA_PANE_KEY = oldPaneKey
}
if (oldTabId === undefined) {
delete process.env.ORCA_TAB_ID
} else {
process.env.ORCA_TAB_ID = oldTabId
}
}
const callArgs = mockPtySpawn.mock.calls[0][2] as { env: Record<string, string> }
expect(callArgs.env.ORCA_PANE_KEY).toBeUndefined()
expect(callArgs.env.ORCA_TAB_ID).toBeUndefined()
await expect(
dispatcher.callRequest('pty.attach', {
id: 'pty-1',
expectedPaneKey: 'tab-other:leaf',
expectedTabId: 'tab-other'
})
).rejects.toThrow('PTY "pty-1" not found')
})
it('invokes the exit listener with the spawn-time paneKey', async () => {
let onExitCb: ((evt: { exitCode: number }) => void) | undefined
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
onData: vi.fn(),
onExit: vi.fn((cb: (evt: { exitCode: number }) => void) => {
onExitCb = cb
})
})
const exits: { id: string; paneKey?: string }[] = []
handler.setExitListener((evt) => exits.push(evt))
await dispatcher.callRequest('pty.spawn', {
env: { ORCA_PANE_KEY: 'tab-2:1' }
})
expect(onExitCb).toBeDefined()
onExitCb!({ exitCode: 0 })
expect(exits).toEqual([{ id: 'pty-1', paneKey: 'tab-2:1' }])
})
it('keeps immediate shutdown pending until onExit and invokes the exit listener once', async () => {
let onExitCb: ((evt: { exitCode: number }) => void) | undefined
const mockKill = vi.fn()
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
kill: mockKill,
onData: vi.fn(),
onExit: vi.fn((cb: (evt: { exitCode: number }) => void) => {
onExitCb = cb
})
})
const exits: { id: string; paneKey?: string }[] = []
handler.setExitListener((evt) => exits.push(evt))
await dispatcher.callRequest('pty.spawn', {
env: { ORCA_PANE_KEY: 'tab-shutdown:0' }
})
let settled = false
const shutdown = dispatcher.callRequest('pty.shutdown', { id: 'pty-1', immediate: true })
void shutdown.then(() => {
settled = true
})
await Promise.resolve()
expect(settled).toBe(false)
expect(exits).toEqual([])
expect(handler.activePtyCount).toBe(1)
onExitCb!({ exitCode: 0 })
await shutdown
expect(mockKill).toHaveBeenCalledWith('SIGKILL')
expect(exits).toEqual([{ id: 'pty-1', paneKey: 'tab-shutdown:0' }])
expect(handler.activePtyCount).toBe(0)
})
it('physically stops only matching worktree PTYs before relay deletion', async () => {
let firstExit: ((evt: { exitCode: number }) => void) | undefined
let secondExit: ((evt: { exitCode: number }) => void) | undefined
const firstKill = vi.fn()
const secondKill = vi.fn()
mockPtySpawn
.mockReturnValueOnce({
...mockPtyInstance,
kill: firstKill,
onData: vi.fn(),
onExit: vi.fn((cb: (evt: { exitCode: number }) => void) => {
firstExit = cb
})
})
.mockReturnValueOnce({
...mockPtyInstance,
kill: secondKill,
onData: vi.fn(),
onExit: vi.fn((cb: (evt: { exitCode: number }) => void) => {
secondExit = cb
})
})
await dispatcher.callRequest('pty.spawn', {
cwd: '/repo',
env: { ORCA_WORKTREE_ID: 'repo-id::/repo' }
})
await dispatcher.callRequest('pty.spawn', {
cwd: '/sibling',
env: { ORCA_WORKTREE_ID: 'repo-id::/sibling' }
})
let settled = false
const shutdown = handler.shutdownForWorktreePath('/repo').finally(() => {
settled = true
})
await Promise.resolve()
expect(firstKill).toHaveBeenCalledWith('SIGKILL')
expect(secondKill).not.toHaveBeenCalled()
expect(settled).toBe(false)
expect(handler.activePtyCount).toBe(2)
firstExit?.({ exitCode: 137 })
await shutdown
expect(secondExit).toBeDefined()
expect(handler.activePtyCount).toBe(1)
})
it('rejects timed-out immediate shutdown while retaining the physical owner', async () => {
let onExitCb: ((evt: { exitCode: number }) => void) | undefined
const mockKill = vi.fn()
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
kill: mockKill,
onData: vi.fn(),
onExit: vi.fn((cb: (evt: { exitCode: number }) => void) => {
onExitCb = cb
})
})
await dispatcher.callRequest('pty.spawn', {})
const shutdown = dispatcher.callRequest('pty.shutdown', { id: 'pty-1', immediate: true })
const rejected = expect(shutdown).rejects.toThrow('Timed out waiting for PTY process exit')
await vi.advanceTimersByTimeAsync(IMMEDIATE_PTY_EXIT_TIMEOUT_MS)
await rejected
expect(mockKill).toHaveBeenCalledTimes(1)
expect(handler.activePtyCount).toBe(1)
const retry = dispatcher.callRequest('pty.shutdown', { id: 'pty-1', immediate: true })
expect(mockKill).toHaveBeenCalledTimes(1)
onExitCb!({ exitCode: 137 })
await retry
expect(handler.activePtyCount).toBe(0)
})
it('fences late creation and drains an admitted spawn before the disposal snapshot', async () => {
let onExitCb: ((evt: { exitCode: number }) => void) | undefined
const mockKill = vi.fn()
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
kill: mockKill,
onData: vi.fn(),
onExit: vi.fn((cb: (evt: { exitCode: number }) => void) => {
onExitCb = cb
})
})
const admittedSpawn = dispatcher.callRequest('pty.spawn', {})
const dispose = handler.dispose()
await admittedSpawn
expect(mockKill).toHaveBeenCalledWith('SIGKILL')
expect(handler.activePtyCount).toBe(1)
await expect(dispatcher.callRequest('pty.spawn', {})).rejects.toThrow(
'PTY handler is shutting down'
)
const aliveSpy = vi.spyOn(process, 'kill').mockImplementation(() => true)
try {
await expect(
dispatcher.callRequest('pty.revive', {
state: JSON.stringify([
{ id: 'pty-late', pid: process.pid, cols: 80, rows: 24, cwd: '/tmp' }
])
})
).rejects.toThrow('PTY handler is shutting down')
} finally {
aliveSpy.mockRestore()
}
onExitCb!({ exitCode: 137 })
await dispose
expect(handler.activePtyCount).toBe(0)
expect(handler.dispose()).toBe(dispose)
})
it('retries a rejected force kill during dispose and waits for physical exit', async () => {
let onExitCb: ((evt: { exitCode: number }) => void) | undefined
let forceAttempts = 0
const mockKill = vi.fn((signal: string) => {
if (signal === 'SIGKILL' && forceAttempts++ === 0) {
throw new Error('transient dispose kill failure')
}
})
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
kill: mockKill,
onData: vi.fn(),
onExit: vi.fn((cb: (evt: { exitCode: number }) => void) => {
onExitCb = cb
})
})
await dispatcher.callRequest('pty.spawn', {})
const dispose = handler.dispose()
await Promise.resolve()
expect(mockKill.mock.calls).toEqual([['SIGKILL']])
expect(handler.activePtyCount).toBe(1)
await vi.advanceTimersByTimeAsync(250)
expect(mockKill.mock.calls).toEqual([['SIGKILL'], ['SIGKILL']])
expect(handler.activePtyCount).toBe(1)
onExitCb!({ exitCode: 137 })
await dispose
expect(handler.activePtyCount).toBe(0)
expect(vi.getTimerCount()).toBe(0)
})
it('takes ownership when dispose overlaps a queued graceful force-kill retry', async () => {
let onExitCb: ((evt: { exitCode: number }) => void) | undefined
let forceAttempts = 0
const mockKill = vi.fn((signal: string) => {
if (signal === 'SIGKILL' && forceAttempts++ < 2) {
throw new Error('transient overlapping kill failure')
}
})
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
kill: mockKill,
onData: vi.fn(),
onExit: vi.fn((cb: (evt: { exitCode: number }) => void) => {
onExitCb = cb
})
})
await dispatcher.callRequest('pty.spawn', {})
await dispatcher.callRequest('pty.shutdown', { id: 'pty-1', immediate: false })
vi.advanceTimersByTime(5000)
expect(mockKill.mock.calls).toEqual([['SIGTERM'], ['SIGKILL']])
expect(vi.getTimerCount()).toBe(1)
const dispose = handler.dispose()
await Promise.resolve()
expect(mockKill.mock.calls).toEqual([['SIGTERM'], ['SIGKILL'], ['SIGKILL']])
expect(vi.getTimerCount()).toBe(1)
await vi.advanceTimersByTimeAsync(250)
expect(mockKill.mock.calls).toEqual([['SIGTERM'], ['SIGKILL'], ['SIGKILL'], ['SIGKILL']])
expect(handler.activePtyCount).toBe(1)
onExitCb!({ exitCode: 137 })
await dispose
expect(handler.activePtyCount).toBe(0)
expect(vi.getTimerCount()).toBe(0)
})
it('dispose kills all PTYs with SIGKILL and invokes exit listeners', async () => {
const mockKill = vi.fn()
const onExitCallbacks: ((evt: { exitCode: number }) => void)[] = []
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
kill: mockKill,
onData: vi.fn(),
onExit: vi.fn((cb: (evt: { exitCode: number }) => void) => {
onExitCallbacks.push(cb)
})
})
const exits: { id: string; paneKey?: string }[] = []
handler.setExitListener((evt) => exits.push(evt))
await dispatcher.callRequest('pty.spawn', { env: { ORCA_PANE_KEY: 'tab-dispose:0' } })
await dispatcher.callRequest('pty.spawn', { env: { ORCA_PANE_KEY: 'tab-dispose:1' } })
expect(handler.activePtyCount).toBe(2)
const dispose = handler.dispose()
await Promise.resolve()
// Why: dispose uses SIGKILL (not SIGTERM) because the relay process is
// exiting. A SIGTERM-ignoring remote shell (editor with unsaved buffers,
// wedged process, uninterruptible sleep) would survive SIGTERM + immediate
// destroy() as an orphan on the remote host. SIGKILL is not ignorable.
expect(mockKill).toHaveBeenCalledWith('SIGKILL')
expect(handler.activePtyCount).toBe(2)
for (const onExit of onExitCallbacks) {
onExit({ exitCode: 137 })
}
await dispose
expect(exits).toEqual([
{ id: 'pty-1', paneKey: 'tab-dispose:0' },
{ id: 'pty-2', paneKey: 'tab-dispose:1' }
])
expect(handler.activePtyCount).toBe(0)
})
describe('onPtyPoolEmpty', () => {
it('fires once when natural exit drains the last PTY, never while one remains', async () => {
const onExitCallbacks: ((evt: { exitCode: number }) => void)[] = []
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
onData: vi.fn(),
onExit: vi.fn((cb: (evt: { exitCode: number }) => void) => {
onExitCallbacks.push(cb)
})
})
const poolEmpty = vi.fn()
handler.onPtyPoolEmpty(poolEmpty)
await spawnPty()
await spawnPty()
expect(onExitCallbacks).toHaveLength(2)
onExitCallbacks[0]({ exitCode: 0 })
expect(handler.activePtyCount).toBe(1)
expect(poolEmpty).not.toHaveBeenCalled()
onExitCallbacks[1]({ exitCode: 0 })
expect(handler.activePtyCount).toBe(0)
expect(poolEmpty).toHaveBeenCalledTimes(1)
})
it('fires when the dead-shell reap inside attach removes the last PTY', async () => {
mockPtySpawn.mockReturnValue({ ...mockPtyInstance, onData: vi.fn(), onExit: vi.fn() })
const poolEmpty = vi.fn()
handler.onPtyPoolEmpty(poolEmpty)
await spawnPty()
const aliveSpy = vi.spyOn(ptyShellUtils, 'isProcessAlive').mockReturnValue(false)
try {
await expect(attachPty({ id: 'pty-1', suppressReplayNotification: true })).rejects.toThrow(
'PTY "pty-1" not found'
)
} finally {
aliveSpy.mockRestore()
}
expect(handler.activePtyCount).toBe(0)
expect(poolEmpty).toHaveBeenCalledTimes(1)
})
it('fires when dispose-for-shutdown removes the last PTY', async () => {
mockPtySpawn.mockReturnValue({ ...mockPtyInstance, onData: vi.fn(), onExit: vi.fn() })
const poolEmpty = vi.fn()
handler.onPtyPoolEmpty(poolEmpty)
await spawnPty()
await spawnPty()
await handler.dispose({ waitForPhysicalExit: false })
expect(handler.activePtyCount).toBe(0)
expect(poolEmpty).toHaveBeenCalledTimes(1)
})
it('fires when a spawn fails before the PTY ever reaches the pool', async () => {
// Why: removePty can only announce a PTY it stored, so a creation that dies mid-flight
// would otherwise leave the relay believing it is still non-idle forever.
mockPtySpawn.mockImplementation(() => {
throw new Error('posix_spawnp failed')
})
const poolEmpty = vi.fn()
handler.onPtyPoolEmpty(poolEmpty)
await expect(spawnPty()).rejects.toThrow()
expect(handler.activePtyCount).toBe(0)
expect(handler.pendingPtyCreationCount).toBe(0)
expect(poolEmpty).toHaveBeenCalledTimes(1)
})
it('stays silent when a failing creation settles while another is still admitted', async () => {
let spawnCall = 0
mockPtySpawn.mockImplementation(() => {
spawnCall += 1
if (spawnCall === 1) {
throw new Error('posix_spawnp failed')
}
return { ...mockPtyInstance, onData: vi.fn(), onExit: vi.fn() }
})
const poolEmpty = vi.fn()
handler.onPtyPoolEmpty(poolEmpty)
// Both admissions land before either creation resolves, so the failing one must not
// announce an empty pool while the surviving one still owns a shell.
const failing = spawnPty()
const succeeding = spawnPty()
expect(handler.pendingPtyCreationCount).toBe(2)
await expect(failing).rejects.toThrow()
await succeeding
expect(handler.activePtyCount).toBe(1)
expect(poolEmpty).not.toHaveBeenCalled()
})
it('stops notifying after the returned unsubscribe runs', async () => {
const onExitCallbacks: ((evt: { exitCode: number }) => void)[] = []
mockPtySpawn.mockReturnValue({
...mockPtyInstance,
onData: vi.fn(),
onExit: vi.fn((cb: (evt: { exitCode: number }) => void) => {
onExitCallbacks.push(cb)
})
})
const poolEmpty = vi.fn()
const unsubscribe = handler.onPtyPoolEmpty(poolEmpty)
await spawnPty()
onExitCallbacks[0]({ exitCode: 0 })
expect(poolEmpty).toHaveBeenCalledTimes(1)
unsubscribe()
await spawnPty()
onExitCallbacks[1]({ exitCode: 0 })
expect(handler.activePtyCount).toBe(0)
expect(poolEmpty).toHaveBeenCalledTimes(1)
})
})
describe('onPtyPoolActive', () => {
it('fires at admission, while the pool is still empty', async () => {
mockPtySpawn.mockReturnValue({ ...mockPtyInstance, onData: vi.fn(), onExit: vi.fn() })
const poolCounts: number[] = []
handler.onPtyPoolActive(() => {
poolCounts.push(handler.activePtyCount)
})
const pending = spawnPty()
// The relay must learn it is non-idle here, not after the creation resolves.
expect(poolCounts).toEqual([0])
await pending
expect(poolCounts).toEqual([0, 1])
})
it('fires for a revived PTY whose creation was admitted before the pool was empty', async () => {
await spawnPty({ cols: 80, rows: 24, cwd: '/tmp' })
const state = (await dispatcher.callRequest('pty.serialize', { ids: ['pty-1'] })) as string
await handler.dispose({ waitForPhysicalExit: false })
dispatcher = createMockDispatcher()
handler = new PtyHandler(dispatcher as unknown as RelayDispatcher)
mockPtySpawn.mockReturnValue({ ...mockPtyInstance, onData: vi.fn(), onExit: vi.fn() })
const poolActive = vi.fn()
handler.onPtyPoolActive(poolActive)
const killSpy = vi.spyOn(process, 'kill').mockImplementation(() => true)
try {
await dispatcher.callRequest('pty.revive', { state })
} finally {
killSpy.mockRestore()
}
expect(handler.activePtyCount).toBe(1)
expect(poolActive).toHaveBeenCalled()
})
it('stops notifying after the returned unsubscribe runs', async () => {
mockPtySpawn.mockReturnValue({ ...mockPtyInstance, onData: vi.fn(), onExit: vi.fn() })
const poolActive = vi.fn()
const unsubscribe = handler.onPtyPoolActive(poolActive)
await spawnPty()
const callsWhileSubscribed = poolActive.mock.calls.length
expect(callsWhileSubscribed).toBeGreaterThan(0)
unsubscribe()
await spawnPty()
expect(poolActive).toHaveBeenCalledTimes(callsWhileSubscribed)
})
})
it('counts a spawn admitted but not yet pooled as a pending creation', async () => {
mockPtySpawn.mockReturnValue({ ...mockPtyInstance, onData: vi.fn(), onExit: vi.fn() })
expect(handler.pendingPtyCreationCount).toBe(0)
const pending = spawnPty()
// The shell is already owned even though activePtyCount still reads zero.
expect(handler.activePtyCount).toBe(0)
expect(handler.pendingPtyCreationCount).toBe(1)
await pending
expect(handler.activePtyCount).toBe(1)
expect(handler.pendingPtyCreationCount).toBe(0)
})
})
describe('attachIdentityMismatches', () => {
it('rejects a paneKey collision across relay generations', () => {
// Old lease expects tab-a's pane; the reset relay's pty-1 belongs to tab-b.
expect(
attachIdentityMismatches({ paneKey: 'tab-a:0' }, { paneKey: 'tab-b:0', tabId: 'tab-b' })
).toBe(true)
})
it('rejects a tabId collision when only tab identity is known', () => {
expect(attachIdentityMismatches({ tabId: 'tab-a' }, { tabId: 'tab-b' })).toBe(true)
})
it('accepts a matching identity', () => {
expect(
attachIdentityMismatches(
{ paneKey: 'tab-a:0', tabId: 'tab-a' },
{ paneKey: 'tab-a:0', tabId: 'tab-a' }
)
).toBe(false)
})
it('stays permissive when the caller supplies no identity', () => {
expect(attachIdentityMismatches({}, { paneKey: 'tab-a:0', tabId: 'tab-a' })).toBe(false)
})
it('stays permissive when the managed PTY predates identity capture', () => {
expect(attachIdentityMismatches({ paneKey: 'tab-a:0', tabId: 'tab-a' }, {})).toBe(false)
})
it('does not reject on tabId when paneKey matches (split panes share a tab)', () => {
expect(
attachIdentityMismatches({ paneKey: 'tab-a:1' }, { paneKey: 'tab-a:1', tabId: 'tab-a' })
).toBe(false)
})
})