orca/tests/e2e/helpers/terminal.ts

557 lines
17 KiB
TypeScript

/* eslint-disable max-lines -- Terminal E2E helpers share one PaneManager-backed path for PTY IO, split actions, and stable pane identity snapshots. */
import type { Page } from '@stablyai/playwright-test'
import { expect } from '@stablyai/playwright-test'
export const UUID_RE = /^[0-9a-f]{8}-[0-9a-f]{4}-[1-5][0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$/
export type PaneIdentitySnapshot = {
tabId: string
activeLeafId: string | null
panes: {
numericPaneId: number
leafId: string
stablePaneId: string
datasetLeafId: string | null
ptyId: string | null
}[]
ptyIdsByLeafId: Record<string, string>
}
export type ActivePaneHookDescriptor = {
paneKey: string
worktreeId: string
}
// Why: worktree restoration can render the terminal surface before the legacy
// global activeTabId settles. Prefer the active worktree's saved terminal tab
// pointer, then fall back to the first terminal tab.
async function resolveActiveTabId(page: Page): Promise<string | null> {
return page.evaluate(() => {
const store = window.__store
if (!store) {
return null
}
const state = store.getState()
const wId = state.activeWorktreeId
if (!wId) {
return null
}
const tabs = state.tabsByWorktree[wId] ?? []
if (tabs.length === 0) {
return null
}
const pref =
state.activeTabType === 'terminal'
? state.activeTabId
: (state.activeTabIdByWorktree?.[wId] ?? null)
if (pref && tabs.some((t) => t.id === pref)) {
return pref
}
return tabs[0]?.id ?? null
})
}
// Why: reads the buffer through the SerializeAddon that the PaneManager
// already loads for every terminal pane (exposed via VITE_EXPOSE_STORE).
export async function getTerminalContent(page: Page, charLimit = 4000): Promise<string> {
const tabId = await resolveActiveTabId(page)
if (!tabId) {
return ''
}
return page.evaluate(
({ tabId, charLimit }) => {
const paneManagers = window.__paneManagers
if (!paneManagers) {
return ''
}
const manager = paneManagers.get(tabId)
if (!manager) {
return ''
}
const activePane = manager.getActivePane?.()
if (!activePane) {
const panes = manager.getPanes?.() ?? []
if (panes.length === 0) {
return ''
}
const text = panes[0].serializeAddon?.serialize?.() ?? ''
return text.slice(-charLimit)
}
const text = activePane.serializeAddon?.serialize?.() ?? ''
return text.slice(-charLimit)
},
{ tabId, charLimit }
)
}
export async function waitForActivePanePtyId(page: Page, timeoutMs = 15_000): Promise<string> {
await expect
.poll(
async () => {
const tabId = await resolveActiveTabId(page)
if (!tabId) {
return null
}
return page.evaluate((tabId) => {
const manager = window.__paneManagers?.get(tabId)
const activePane = manager?.getActivePane?.() ?? manager?.getPanes?.()[0] ?? null
return activePane?.container?.dataset?.ptyId ?? null
}, tabId)
},
{
timeout: timeoutMs,
message: 'Active terminal pane did not receive a PTY binding'
}
)
.not.toBeNull()
const tabId = await resolveActiveTabId(page)
if (!tabId) {
throw new Error('waitForActivePanePtyId: no active terminal tab')
}
const ptyId = await page.evaluate((tabId) => {
const manager = window.__paneManagers?.get(tabId)
const activePane = manager?.getActivePane?.() ?? manager?.getPanes?.()[0] ?? null
return activePane?.container?.dataset?.ptyId ?? null
}, tabId)
if (!ptyId) {
throw new Error('waitForActivePanePtyId: active pane has no PTY binding')
}
return ptyId
}
export async function waitForActivePaneHookDescriptor(
page: Page,
timeoutMs = 15_000
): Promise<ActivePaneHookDescriptor> {
let descriptor: ActivePaneHookDescriptor | null = null
await expect
.poll(
async () => {
const tabId = await resolveActiveTabId(page)
if (!tabId) {
descriptor = null
return false
}
descriptor = await page.evaluate((tabId) => {
const layoutHasLeaf = (node: unknown, targetLeafId: string): boolean => {
if (!node || typeof node !== 'object') {
return false
}
const record = node as {
type?: unknown
leafId?: unknown
first?: unknown
second?: unknown
}
if (record.type === 'leaf') {
return record.leafId === targetLeafId
}
return (
layoutHasLeaf(record.first, targetLeafId) ||
layoutHasLeaf(record.second, targetLeafId)
)
}
const store = window.__store
const manager = window.__paneManagers?.get(tabId)
if (!store || !manager) {
return null
}
const state = store.getState()
const worktreeId = state.activeWorktreeId
if (
!worktreeId ||
!(state.tabsByWorktree[worktreeId] ?? []).some((tab) => tab.id === tabId)
) {
return null
}
const activePane = manager.getActivePane?.() ?? manager.getPanes?.()[0]
const leafId = activePane?.leafId ?? null
const layout = state.terminalLayoutsByTabId[tabId]
if (
!leafId ||
!layoutHasLeaf(layout?.root, leafId) ||
layout?.ptyIdsByLeafId?.[leafId] !== activePane?.container?.dataset?.ptyId
) {
return null
}
return { paneKey: `${tabId}:${leafId}`, worktreeId }
}, tabId)
return descriptor !== null
},
{
timeout: timeoutMs,
// Why: hook IPC routing drops statuses for pane keys before the store
// layout knows that leaf, even if the terminal DOM already has a PTY.
message: 'Active terminal pane did not become routable for hook status IPC'
}
)
.toBe(true)
if (!descriptor) {
throw new Error('Active terminal pane descriptor disappeared after routing wait')
}
return descriptor
}
// Why: PTY IDs are opaque integers not exposed in the DOM. Probe each
// candidate with a unique marker and read back via SerializeAddon.
export async function discoverActivePtyId(page: Page): Promise<string> {
const marker = `__PTY_PROBE_${Date.now()}__`
const readCandidateIds = async (): Promise<string[]> => {
const tabId = await resolveActiveTabId(page)
if (!tabId) {
return []
}
return page.evaluate((tabId) => {
const store = window.__store
if (!store) {
return []
}
return store.getState().ptyIdsByTabId[tabId] ?? []
}, tabId)
}
await expect
.poll(readCandidateIds, {
timeout: 15_000,
message: 'discoverActivePtyId: active tab never received PTY candidates'
})
.not.toEqual([])
const candidateIds = await readCandidateIds()
if (candidateIds.length === 0) {
// Why: blind-probing arbitrary PTY IDs can write into unrelated shells and
// hides real regressions in the tab->PTY mapping the test depends on.
throw new Error('discoverActivePtyId: active tab has no PTY candidates in store')
}
await page.evaluate(
({ marker, candidateIds }) => {
// Why: daemon PTY IDs can contain path separators and shell metacharacters.
// Echo a numeric probe index, then map it back to the opaque ID in Node.
for (const [index, id] of candidateIds.entries()) {
window.api.pty.write(String(id), `\x03\x15echo ${marker}_${index}\r`)
}
},
{ marker, candidateIds }
)
let foundPtyId: string | null = null
await expect
.poll(
async () => {
const content = await getTerminalContent(page)
const markerRe = new RegExp(`${marker}_(\\d+)`, 'g')
const matches = [...content.matchAll(markerRe)]
if (matches.length > 0) {
const index = Number(matches.at(-1)?.[1] ?? Number.NaN)
foundPtyId = Number.isInteger(index) ? (candidateIds[index] ?? null) : null
return true
}
return false
},
{ timeout: 10_000, message: 'PTY marker did not appear in terminal buffer' }
)
.toBe(true)
if (!foundPtyId) {
throw new Error('discoverActivePtyId: no marker found in terminal buffer')
}
return foundPtyId
}
export async function readPaneIdentitySnapshot(page: Page): Promise<PaneIdentitySnapshot | null> {
const tabId = await resolveActiveTabId(page)
if (!tabId) {
return null
}
return page.evaluate((tabId) => {
const manager = window.__paneManagers?.get(tabId)
const store = window.__store
if (!manager || !store) {
return null
}
const activePane = manager.getActivePane?.() ?? null
return {
tabId,
activeLeafId: activePane?.leafId ?? null,
panes: manager.getPanes().map((pane) => ({
numericPaneId: pane.id,
leafId: pane.leafId,
stablePaneId: pane.stablePaneId,
datasetLeafId: pane.container.dataset.leafId ?? null,
ptyId: pane.container.dataset.ptyId ?? null
})),
ptyIdsByLeafId: store.getState().terminalLayoutsByTabId[tabId]?.ptyIdsByLeafId ?? {}
}
}, tabId)
}
export async function waitForPaneIdentitySnapshot(
page: Page,
paneCount: number
): Promise<PaneIdentitySnapshot> {
await expect
.poll(
async () => {
const snapshot = await readPaneIdentitySnapshot(page)
return Boolean(
snapshot &&
snapshot.panes.length === paneCount &&
snapshot.panes.every(
(pane) =>
UUID_RE.test(pane.leafId) &&
pane.stablePaneId === pane.leafId &&
pane.datasetLeafId === pane.leafId &&
pane.ptyId !== null &&
snapshot.ptyIdsByLeafId[pane.leafId] === pane.ptyId
)
)
},
{
timeout: 15_000,
message: 'Split terminal panes did not settle with UUID leaf-keyed PTY bindings'
}
)
.toBe(true)
const snapshot = await readPaneIdentitySnapshot(page)
if (!snapshot) {
throw new Error('Pane identity snapshot disappeared after settling')
}
return snapshot
}
export async function readTerminalPaneDomLeafOrder(page: Page): Promise<string[]> {
const snapshot = await readPaneIdentitySnapshot(page)
if (!snapshot) {
return []
}
return page.evaluate((tabId) => {
const manager = window.__paneManagers?.get(tabId)
if (!manager) {
return []
}
const paneElements = new Set(manager.getPanes().map((pane) => pane.container))
return Array.from(document.querySelectorAll<HTMLElement>('.pane[data-leaf-id]'))
.filter((element) => paneElements.has(element))
.map((element) => element.dataset.leafId ?? '')
.filter((leafId) => leafId.length > 0)
}, snapshot.tabId)
}
export async function moveTerminalPaneByLeafId(
page: Page,
sourceLeafId: string,
targetLeafId: string,
zone: 'top' | 'bottom' | 'left' | 'right'
): Promise<void> {
const snapshot = await readPaneIdentitySnapshot(page)
if (!snapshot) {
throw new Error('moveTerminalPaneByLeafId: no active terminal tab')
}
await page.evaluate(
({ tabId, sourceLeafId, targetLeafId, zone }) => {
const manager = window.__paneManagers?.get(tabId)
if (!manager) {
throw new Error('moveTerminalPaneByLeafId: active pane manager not ready')
}
const sourcePaneId = manager.getNumericIdForLeaf(sourceLeafId)
const targetPaneId = manager.getNumericIdForLeaf(targetLeafId)
if (sourcePaneId == null || targetPaneId == null) {
throw new Error('moveTerminalPaneByLeafId: source or target leaf is not mounted')
}
manager.movePane(sourcePaneId, targetPaneId, zone)
},
{ tabId: snapshot.tabId, sourceLeafId, targetLeafId, zone }
)
}
export async function sendToTerminal(page: Page, ptyId: string, text: string): Promise<void> {
await page.evaluate(
({ ptyId, text }) => {
window.api.pty.write(ptyId, text)
},
{ ptyId, text }
)
}
export async function execInTerminal(page: Page, ptyId: string, command: string): Promise<void> {
await sendToTerminal(page, ptyId, `${command}\r`)
}
export async function waitForActiveTerminalManager(page: Page, timeoutMs = 30_000): Promise<void> {
await expect
.poll(
async () => {
const tabId = await resolveActiveTabId(page)
if (!tabId) {
return false
}
return page.evaluate((tabId) => {
const paneManagers = window.__paneManagers
if (!paneManagers) {
return false
}
return (paneManagers.get(tabId)?.getPanes?.().length ?? 0) > 0
}, tabId)
},
{
timeout: timeoutMs,
message: 'Active terminal PaneManager did not finish mounting'
}
)
.toBe(true)
}
export async function splitActiveTerminalPane(
page: Page,
direction: 'vertical' | 'horizontal'
): Promise<void> {
const tabId = await resolveActiveTabId(page)
if (!tabId) {
throw new Error('splitActiveTerminalPane: no active terminal tab')
}
await page.evaluate(
({ tabId, direction }) => {
const paneManagers = window.__paneManagers
if (!paneManagers) {
throw new Error('splitActiveTerminalPane: terminal store/manager unavailable')
}
const manager = paneManagers.get(tabId)
const activePane = manager?.getActivePane?.() ?? manager?.getPanes?.()[0] ?? null
if (!manager?.splitPane || !activePane) {
throw new Error('splitActiveTerminalPane: active pane manager not ready')
}
// Why: Electron key delivery to the terminal pane layer is flaky in E2E
// even when the visible pane tree is mounted. Driving the active
// PaneManager directly still exercises the real split/layout/PTY path
// without depending on window-focus timing.
manager.splitPane(activePane.id, direction)
},
{ tabId, direction }
)
}
export async function closeActiveTerminalPane(page: Page): Promise<void> {
const tabId = await resolveActiveTabId(page)
if (!tabId) {
throw new Error('closeActiveTerminalPane: no active terminal tab')
}
await page.evaluate((tabId) => {
const paneManagers = window.__paneManagers
if (!paneManagers) {
throw new Error('closeActiveTerminalPane: terminal store/manager unavailable')
}
const manager = paneManagers.get(tabId)
const panes = manager?.getPanes?.() ?? []
if (!manager?.closePane || panes.length < 2) {
return
}
const activePane = manager.getActivePane?.() ?? panes[0]
if (!activePane) {
return
}
manager.closePane(activePane.id)
}, tabId)
}
export async function focusLastTerminalPane(page: Page): Promise<void> {
const tabId = await resolveActiveTabId(page)
if (!tabId) {
throw new Error('focusLastTerminalPane: no active terminal tab')
}
await page.evaluate((tabId) => {
const paneManagers = window.__paneManagers
if (!paneManagers) {
throw new Error('focusLastTerminalPane: terminal store/manager unavailable')
}
const manager = paneManagers.get(tabId)
const panes = manager?.getPanes?.() ?? []
const lastPane = panes.at(-1) ?? null
if (!manager?.setActivePane || !lastPane) {
throw new Error('focusLastTerminalPane: active pane manager not ready')
}
manager.setActivePane(lastPane.id, { focus: true })
}, tabId)
}
// Why: hidden-window E2E mode keeps DOM visibility signals false. The pane
// manager tracks the authoritative active split layout independently of CSS.
export async function countVisibleTerminalPanes(page: Page): Promise<number> {
const tabId = await resolveActiveTabId(page)
if (!tabId) {
return 0
}
return page.evaluate((tabId) => {
const managerCount = window.__paneManagers?.get(tabId)?.getPanes?.().length ?? 0
if (managerCount > 0) {
return managerCount
}
const layout = window.__store?.getState().terminalLayoutsByTabId[tabId]
if (!layout) {
return 0
}
// Why: `root: null` means the default single-pane tab (no splits yet).
type N = { type: 'leaf' } | { type: 'split'; first: N | null; second: N | null } | null
const countLeaves = (node: N): number => {
if (!node || node.type === 'leaf') {
return 1
}
return countLeaves(node.first) + countLeaves(node.second)
}
return countLeaves(layout.root as N)
}, tabId)
}
export async function waitForTerminalOutput(
page: Page,
expected: string,
timeoutMs = 10_000
): Promise<void> {
await expect
.poll(async () => (await getTerminalContent(page)).includes(expected), {
timeout: timeoutMs,
message: `Terminal did not contain "${expected}"`
})
.toBe(true)
}
export async function waitForPaneCount(
page: Page,
expectedCount: number,
timeoutMs = 10_000
): Promise<void> {
await expect
.poll(async () => countVisibleTerminalPanes(page), {
timeout: timeoutMs,
message: `Expected ${expectedCount} visible terminal panes`
})
.toBe(expectedCount)
}