Files
deepseek-harness/packages/host/directory-picker-browse/tests/directory-browser.spec.tsx
creatixchu 905b4555a3 fix(host): escape cancels a launched navigation; browse joins deferGroupRegistration
- Escape in the path editor now supersedes a navigation the editor already
  launched (request-sequence bump + loading reset), so a late success cannot
  jump to the cancelled path; the single-pane fallback keeps covering a
  superseded selection preview (ds-review-bot).
- The browse flow's pair registration rides ui-slots' new
  deferGroupRegistration (one occupant, both holes, as a unit — construction
  or late rival conflicts roll back wholesale and fail loud), mirroring
  -native and deleting the would-be clone.
2026-07-29 03:20:24 +08:00

691 lines
36 KiB
TypeScript

// @vitest-environment jsdom
import { afterEach, describe, expect, it, vi } from 'vitest'
import { act, cleanup, fireEvent, render, screen, waitFor, within } from '@testing-library/react'
import type { DirectoryListing } from '@deepseek-ai/dsh-client-runtime/client'
import { DirectoryBrowseError } from '@deepseek-ai/dsh-client-runtime/client'
import { DirectoryBrowser } from '../src/client/DirectoryBrowser.tsx'
afterEach(cleanup)
const HOME = '/home/u'
const DOCS = `${HOME}/Documents`
const HARNESS = `${DOCS}/harness`
/** Listing fake over a tiny fixed tree; unknown paths reject like the Host. */
function listingFor(path?: string): DirectoryListing {
const target = path ?? HOME
const tree: Record<string, DirectoryListing> = {
[HOME]: {
path: HOME,
home: HOME,
crumbs: [
{ name: '/', path: '/', hidden: false },
{ name: 'home', path: '/home', hidden: false },
{ name: 'u', path: HOME, hidden: false },
],
entries: [
{ name: '.config', path: `${HOME}/.config`, hidden: true },
{ name: 'Documents', path: DOCS, hidden: false },
],
},
[DOCS]: {
path: DOCS,
home: HOME,
crumbs: [
{ name: '/', path: '/', hidden: false },
{ name: 'home', path: '/home', hidden: false },
{ name: 'u', path: HOME, hidden: false },
{ name: 'Documents', path: DOCS, hidden: false },
],
entries: [{ name: 'harness', path: HARNESS, hidden: false }],
},
[HARNESS]: {
path: HARNESS,
home: HOME,
crumbs: [
{ name: '/', path: '/', hidden: false },
{ name: 'home', path: '/home', hidden: false },
{ name: 'u', path: HOME, hidden: false },
{ name: 'Documents', path: DOCS, hidden: false },
{ name: 'harness', path: HARNESS, hidden: false },
],
entries: [],
},
}
const found = tree[target]
if (found === undefined) {
throw new DirectoryBrowseError({ code: 'directory-unreadable', message: `cannot list ${target}`, details: { path: target } })
}
return found
}
function mount(overrides: Partial<Parameters<typeof DirectoryBrowser>[0]> = {}) {
const listDirectory = vi.fn(async (path?: string) => listingFor(path))
const createDirectory = vi.fn(async (path: string, name: string) => `${path}/${name}`)
const onOpen = vi.fn()
const onClose = vi.fn()
const props = {
open: true,
listDirectory,
createDirectory,
onOpen,
onClose,
busy: false,
t: (key: string, params?: Record<string, unknown>) => (params === undefined ? key : `${key}:${String(params.name)}`),
...overrides,
}
const view = render(<DirectoryBrowser {...props} />)
return { view, props, listDirectory, createDirectory, onOpen, onClose }
}
/** The rendered level columns, left-to-right. */
function columns(): HTMLElement[] {
return screen.getAllByRole('list')
}
/** The actionable button inside a listitem seat (rows keep native button semantics). */
function rowButton(item: HTMLElement): HTMLButtonElement {
return within(item).getByRole<HTMLButtonElement>('button')
}
describe('DirectoryBrowser', () => {
it('opens at the Host home as one wide column, hides hidden entries, and roots the crumbs at Home', async () => {
const b = mount()
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
expect(b.listDirectory).toHaveBeenCalledWith(undefined)
expect(columns()).toHaveLength(1)
expect(screen.getByRole('listitem').textContent).toBe('Documents')
expect(screen.queryByText('.config')).toBeNull()
expect(screen.getByRole('button', { name: 'browser.home' })).toBeTruthy()
expect(screen.queryByRole('button', { name: '/' })).toBeNull()
})
it('selects a row into the two-pane view: children preview right, crumbs follow the selection', async () => {
const b = mount()
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
fireEvent.click(rowButton(screen.getByRole('listitem')))
await waitFor(() => { expect(columns()).toHaveLength(2) })
const [level, preview] = columns()
const selectedRow = within(level!).getByRole('listitem')
expect(selectedRow.textContent).toBe('Documents')
expect(rowButton(selectedRow).getAttribute('aria-current')).toBe('true')
expect(within(preview!).getByRole('listitem').textContent).toBe('harness')
expect(b.listDirectory).toHaveBeenLastCalledWith(DOCS)
expect(within(screen.getByRole('navigation')).getByRole('button', { name: 'Documents' })).toBeTruthy()
})
it('advances one level when a right-column row is picked', async () => {
mount()
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
fireEvent.click(rowButton(screen.getByRole('listitem')))
await waitFor(() => { expect(columns()).toHaveLength(2) })
fireEvent.click(rowButton(within(columns()[1]!).getByRole('listitem')))
await waitFor(() => { expect(screen.getByRole('button', { name: 'harness' })).toBeTruthy() })
const [level] = columns()
const selectedRow = within(level!).getByRole('listitem')
expect(selectedRow.textContent).toBe('harness')
expect(rowButton(selectedRow).getAttribute('aria-current')).toBe('true')
})
it('jumps back through a crumb into a fresh single-column level', async () => {
mount()
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
fireEvent.click(rowButton(screen.getByRole('listitem')))
await waitFor(() => { expect(columns()).toHaveLength(2) })
fireEvent.click(screen.getByRole('button', { name: 'browser.home' }))
await waitFor(() => { expect(columns()).toHaveLength(1) })
expect(screen.getByRole('listitem').textContent).toBe('Documents')
expect(rowButton(screen.getByRole('listitem')).getAttribute('aria-current')).toBeNull()
})
it('opens the selection, else the listed level; Cancel closes; busy freezes Open', async () => {
const b = mount()
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
fireEvent.click(screen.getByRole('button', { name: 'browser.open' }))
expect(b.onOpen).toHaveBeenCalledWith(HOME)
fireEvent.click(rowButton(screen.getByRole('listitem')))
await waitFor(() => { expect(columns()).toHaveLength(2) })
fireEvent.click(screen.getByRole('button', { name: 'browser.open' }))
expect(b.onOpen).toHaveBeenLastCalledWith(DOCS)
fireEvent.click(screen.getByRole('button', { name: 'browser.cancel' }))
expect(b.onClose).toHaveBeenCalled()
const busy = mount({ busy: true })
await waitFor(() => { expect(busy.listDirectory).toHaveBeenCalled() })
expect(screen.getAllByRole<HTMLButtonElement>('button', { name: 'browser.open' }).at(-1)!.disabled).toBe(true)
})
it('edits the path from the crumb bar: Enter navigates, Escape restores, blank is ignored', async () => {
const b = mount()
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
fireEvent.click(screen.getByRole('button', { name: 'browser.editPath' }))
const input = screen.getByLabelText<HTMLInputElement>('browser.editPath')
expect(input.value).toBe(HOME)
fireEvent.change(input, { target: { value: DOCS } })
fireEvent.keyDown(input, { key: 'Enter' })
await waitFor(() => { expect(screen.getByRole('listitem').textContent).toBe('harness') })
expect(columns()).toHaveLength(1)
fireEvent.click(screen.getByRole('button', { name: 'browser.editPath' }))
const again = screen.getByLabelText<HTMLInputElement>('browser.editPath')
fireEvent.change(again, { target: { value: ' ' } })
fireEvent.keyDown(again, { key: 'Enter' })
expect(b.listDirectory).toHaveBeenCalledTimes(2)
fireEvent.keyDown(again, { key: 'Escape' })
expect(screen.queryByLabelText('browser.editPath', { selector: 'input' })).toBeNull()
})
it('surfaces an unreadable target as an alert and keeps the edit open for correction', async () => {
mount()
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
fireEvent.click(screen.getByRole('button', { name: 'browser.editPath' }))
const input = screen.getByLabelText('browser.editPath')
fireEvent.change(input, { target: { value: '/nope' } })
fireEvent.keyDown(input, { key: 'Enter' })
await waitFor(() => { expect(screen.getByRole('alert').textContent).toBe('cannot list /nope') })
expect(screen.getByLabelText('browser.editPath')).toBeTruthy()
expect(screen.getByRole('listitem').textContent).toBe('Documents')
})
it('folds non-typed failures into readable text (Error message, String otherwise)', async () => {
const b = mount({ listDirectory: vi.fn(async () => { throw new Error('socket down') }) })
await waitFor(() => { expect(screen.getByRole('alert').textContent).toBe('socket down') })
b.view.rerender(<DirectoryBrowser {...b.props} open={false} />)
const raw = mount({ listDirectory: vi.fn(async () => { throw 'raw failure' }) })
await waitFor(() => { expect(screen.getAllByRole('alert').at(-1)!.textContent).toBe('raw failure') })
expect(raw.onOpen).not.toHaveBeenCalled()
})
it('renders the full ancestry when the level sits outside the home subtree', async () => {
const outside: DirectoryListing = {
path: '/srv/data',
home: HOME,
crumbs: [
{ name: '/', path: '/', hidden: false },
{ name: 'srv', path: '/srv', hidden: false },
{ name: 'data', path: '/srv/data', hidden: false },
],
entries: [],
}
mount({ listDirectory: vi.fn(async () => outside) })
await waitFor(() => { expect(screen.getByRole('button', { name: 'data' })).toBeTruthy() })
expect(screen.getByRole('button', { name: '/' })).toBeTruthy()
expect(screen.queryByRole('button', { name: 'browser.home' })).toBeNull()
})
it('scopes Escape to the topmost dialog: the nested create closes first, the browser only after', async () => {
const b = mount()
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
fireEvent.click(screen.getByRole('button', { name: 'browser.newFolder' }))
expect(screen.getByLabelText('browser.folderName')).toBeTruthy()
fireEvent.keyDown(document, { key: 'Escape' })
// The nested dialog consumed Escape; the browser stays up.
expect(screen.queryByLabelText('browser.folderName')).toBeNull()
expect(b.onClose).not.toHaveBeenCalled()
fireEvent.keyDown(document, { key: 'Escape' })
expect(b.onClose).toHaveBeenCalledOnce()
})
it('keeps both dialogs open when Escape lands during an in-flight creation', async () => {
let resolve!: (path: string) => void
const createDirectory = vi.fn(() => new Promise<string>((settle) => { resolve = settle }))
const b = mount({ createDirectory })
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
fireEvent.click(screen.getByRole('button', { name: 'browser.newFolder' }))
fireEvent.change(screen.getByLabelText('browser.folderName'), { target: { value: 'pending' } })
fireEvent.click(screen.getByRole('button', { name: 'browser.create' }))
fireEvent.keyDown(document, { key: 'Escape' })
// The in-flight fence holds the nested dialog, and the browser must not
// fall out from under it either.
expect(screen.getByLabelText('browser.folderName')).toBeTruthy()
expect(b.onClose).not.toHaveBeenCalled()
await act(async () => { resolve(`${HOME}/pending`) })
})
it('keeps New folder disabled while the post-create relist is still loading', async () => {
const pending: (() => void)[] = []
const b = mount()
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
fireEvent.click(screen.getByRole('button', { name: 'browser.newFolder' }))
// Every listing after the create hangs until drained: the button must not
// offer a second create against a target the pending relist/select
// sequence is about to change.
const fresh: DirectoryListing = {
path: `${HOME}/fresh`, home: HOME,
crumbs: [...listingFor(HOME).crumbs, { name: 'fresh', path: `${HOME}/fresh`, hidden: false }],
entries: [],
}
b.listDirectory.mockImplementation((path?: string) =>
new Promise<DirectoryListing>((settle) => {
pending.push(() => { settle(path === `${HOME}/fresh` ? fresh : listingFor(path)) })
}))
fireEvent.change(screen.getByLabelText('browser.folderName'), { target: { value: 'fresh' } })
fireEvent.click(screen.getByRole('button', { name: 'browser.create' }))
await waitFor(() => { expect(screen.queryByLabelText('browser.folderName')).toBeNull() })
expect(screen.getByRole<HTMLButtonElement>('button', { name: 'browser.newFolder' }).disabled).toBe(true)
// Drain the relist and the follow-up selection listing; only then does
// the affordance return.
await act(async () => { for (const settle of pending.splice(0)) settle() })
await act(async () => { for (const settle of pending.splice(0)) settle() })
expect(screen.getByRole<HTMLButtonElement>('button', { name: 'browser.newFolder' }).disabled).toBe(false)
})
it('keeps path entry available when the home listing fails', async () => {
const listDirectory = vi.fn(async (): Promise<DirectoryListing> => {
throw new DirectoryBrowseError({ code: 'directory-unreadable', message: 'home unreadable', details: { path: HOME } })
})
mount({ listDirectory })
await waitFor(() => { expect(screen.getByRole('alert').textContent).toBe('home unreadable') })
// With no listed level, typing an absolute path is the one way forward.
fireEvent.click(screen.getByRole('button', { name: 'browser.editPath' }))
const input = screen.getByLabelText('browser.editPath')
fireEvent.change(input, { target: { value: DOCS } })
listDirectory.mockImplementation(async (path?: string) => listingFor(path))
fireEvent.keyDown(input, { key: 'Enter' })
await waitFor(() => { expect(screen.getByText('harness')).toBeTruthy() })
})
it('disables Open and New folder while a path draft is uncommitted', async () => {
mount()
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
fireEvent.click(screen.getByRole('button', { name: 'browser.editPath' }))
// targetPath still names the previous listing; committing actions must
// not act on it while a different path is displayed in the header.
expect(screen.getByRole<HTMLButtonElement>('button', { name: 'browser.open' }).disabled).toBe(true)
expect(screen.getByRole<HTMLButtonElement>('button', { name: 'browser.newFolder' }).disabled).toBe(true)
fireEvent.keyDown(screen.getByLabelText('browser.editPath'), { key: 'Escape' })
expect(screen.getByRole<HTMLButtonElement>('button', { name: 'browser.open' }).disabled).toBe(false)
})
it('ignores Enter while an IME composition is active in either input', async () => {
const b = mount()
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
// Path editor: a composing Enter confirms the candidate, not the path.
fireEvent.click(screen.getByRole('button', { name: 'browser.editPath' }))
const pathInput = screen.getByLabelText('browser.editPath')
fireEvent.change(pathInput, { target: { value: DOCS } })
const listCalls = b.listDirectory.mock.calls.length
fireEvent.compositionStart(pathInput)
fireEvent.keyDown(pathInput, { key: 'Enter' })
expect(b.listDirectory.mock.calls.length).toBe(listCalls)
fireEvent.compositionEnd(pathInput)
fireEvent.keyDown(pathInput, { key: 'Enter' })
await waitFor(() => { expect(b.listDirectory).toHaveBeenLastCalledWith(DOCS) })
// Create dialog: same guard.
fireEvent.click(screen.getByRole('button', { name: 'browser.newFolder' }))
const nameInput = screen.getByLabelText('browser.folderName')
fireEvent.change(nameInput, { target: { value: '新建' } })
fireEvent.compositionStart(nameInput)
fireEvent.keyDown(nameInput, { key: 'Enter' })
expect(b.createDirectory).not.toHaveBeenCalled()
fireEvent.compositionEnd(nameInput)
fireEvent.keyDown(nameInput, { key: 'Enter' })
await waitFor(() => { expect(b.createDirectory).toHaveBeenCalledWith(DOCS, '新建') })
})
it('surfaces a two-pane navigation failure as an alert below the columns', async () => {
const b = mount()
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
fireEvent.click(rowButton(screen.getByRole('listitem')))
await waitFor(() => { expect(columns()).toHaveLength(2) })
b.listDirectory.mockImplementation(async () => {
throw new DirectoryBrowseError({ code: 'directory-unreadable', message: 'denied', details: { path: HOME } })
})
fireEvent.click(within(screen.getByRole('navigation')).getByRole('button', { name: 'browser.home' }))
await waitFor(() => { expect(screen.getByRole('alert').textContent).toBe('denied') })
// Both panes survive the failure; the alert renders in the flow, not as a
// third column competing for the fixed widths.
expect(columns()).toHaveLength(2)
})
it('keeps the editor open when a pending listing settles right after Edit Path was clicked', async () => {
const pending: ((listing: DirectoryListing) => void)[] = []
const b = mount()
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
// A crumb navigation hangs; the user opens the editor before it settles.
b.listDirectory.mockImplementation(() =>
new Promise<DirectoryListing>((settle) => { pending.push(settle) }))
fireEvent.click(within(screen.getByRole('navigation')).getByRole('button', { name: 'browser.home' }))
fireEvent.click(screen.getByRole('button', { name: 'browser.editPath' }))
expect(screen.getByLabelText('browser.editPath')).toBeTruthy()
await act(async () => { pending.shift()!(listingFor(HOME)) })
// The superseded settlement must not close the editor underneath the user.
expect(screen.getByLabelText('browser.editPath')).toBeTruthy()
})
it('ignores a pending navigation that settles after Escape cancelled the editor', async () => {
const pending: ((listing: DirectoryListing) => void)[] = []
const b = mount()
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
fireEvent.click(screen.getByRole('button', { name: 'browser.editPath' }))
const input = screen.getByLabelText('browser.editPath')
b.listDirectory.mockImplementation(() =>
new Promise<DirectoryListing>((settle) => { pending.push(settle) }))
fireEvent.change(input, { target: { value: DOCS } })
fireEvent.keyDown(input, { key: 'Enter' })
fireEvent.keyDown(input, { key: 'Escape' })
// The cancelled navigation settling late must not jump the view to DOCS.
await act(async () => { pending.shift()!(listingFor(DOCS)) })
expect(screen.queryByText('harness')).toBeNull()
expect(screen.getByText('Documents')).toBeTruthy()
expect(screen.queryByRole('status')).toBeNull()
})
it('keeps a newer path edit when an older slow navigation settles', async () => {
const pending: ((listing: DirectoryListing) => void)[] = []
const b = mount()
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
fireEvent.click(screen.getByRole('button', { name: 'browser.editPath' }))
const input = screen.getByLabelText('browser.editPath')
b.listDirectory.mockImplementation(() =>
new Promise<DirectoryListing>((settle) => { pending.push(settle) }))
fireEvent.change(input, { target: { value: DOCS } })
fireEvent.keyDown(input, { key: 'Enter' })
// The user keeps typing while the lookup hangs; the older completion must
// neither clear this newer draft nor swap the view to the older path.
fireEvent.change(input, { target: { value: `${DOCS}/har` } })
await act(async () => { pending.shift()!(listingFor(DOCS)) })
expect(screen.getByLabelText<HTMLInputElement>('browser.editPath').value).toBe(`${DOCS}/har`)
expect(screen.queryByText('harness')).toBeNull()
})
it('keeps an intact selection preview when a path edit is cancelled', async () => {
mount()
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
fireEvent.click(rowButton(screen.getByRole('listitem')))
await waitFor(() => { expect(columns()).toHaveLength(2) })
fireEvent.click(screen.getByRole('button', { name: 'browser.editPath' }))
fireEvent.keyDown(screen.getByLabelText('browser.editPath'), { key: 'Escape' })
// Nothing was superseded: the two-pane view survives the cancel.
expect(columns()).toHaveLength(2)
})
it('falls back to the single-pane level when a path edit superseded the preview and was cancelled', async () => {
const pending: ((listing: DirectoryListing) => void)[] = []
const b = mount()
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
// Selection starts a preview that never lands (superseded below).
b.listDirectory.mockImplementation(() =>
new Promise<DirectoryListing>((settle) => { pending.push(settle) }))
fireEvent.click(rowButton(screen.getByRole('listitem')))
fireEvent.click(screen.getByRole('button', { name: 'browser.editPath' }))
const input = screen.getByLabelText('browser.editPath')
fireEvent.change(input, { target: { value: `${DOCS}/x` } })
fireEvent.keyDown(input, { key: 'Escape' })
// No half-empty two-pane residue: back to the single wide level.
expect(columns()).toHaveLength(1)
expect(screen.getByRole('button', { name: 'browser.editPath' })).toBeTruthy()
})
it('drops a creation that settles after the browser unmounted', async () => {
let settleCreate!: (path: string) => void
const createDirectory = vi.fn(() => new Promise<string>((settle) => { settleCreate = settle }))
const b = mount({ createDirectory })
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
fireEvent.click(screen.getByRole('button', { name: 'browser.newFolder' }))
fireEvent.change(screen.getByLabelText('browser.folderName'), { target: { value: 'slow' } })
fireEvent.click(screen.getByRole('button', { name: 'browser.create' }))
const listCalls = b.listDirectory.mock.calls.length
b.view.unmount()
// The dead flow must not issue the post-create relist.
await act(async () => { settleCreate(`${HOME}/slow`) })
expect(b.listDirectory.mock.calls.length).toBe(listCalls)
})
it('clears the selection when its preview listing fails', async () => {
const b = mount()
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
b.listDirectory.mockImplementation(async () => {
throw new DirectoryBrowseError({ code: 'directory-unreadable', message: 'denied', details: { path: DOCS } })
})
fireEvent.click(rowButton(screen.getByRole('listitem')))
await waitFor(() => { expect(screen.getByRole('alert').textContent).toBe('denied') })
// The breadcrumb names the level, so the level must be the committing
// target: no half-selected two-pane state survives the failure.
expect(columns()).toHaveLength(1)
expect(rowButton(screen.getByRole('listitem')).getAttribute('aria-current')).toBeNull()
})
it('ignores dismissal while adoption is busy', async () => {
const b = mount({ busy: true })
await waitFor(() => { expect(screen.getByRole('dialog')).toBeTruthy() })
fireEvent.keyDown(document, { key: 'Escape' })
expect(b.onClose).not.toHaveBeenCalled()
})
it('makes every parent control inert while the nested create dialog is open', async () => {
mount()
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
fireEvent.click(screen.getByRole('button', { name: 'browser.newFolder' }))
// Modal traps no focus: Shift-Tab/AT reach the parent, so closing,
// adopting, and retargeting must all disable underneath the child. Both
// dialogs carry a cancel: the parent's disables, the child's stays live.
const cancels = screen.getAllByRole<HTMLButtonElement>('button', { name: 'browser.cancel' })
expect(cancels.map(button => button.disabled).sort()).toEqual([false, true])
expect(screen.getByRole<HTMLButtonElement>('button', { name: 'browser.open' }).disabled).toBe(true)
expect(screen.getByRole<HTMLButtonElement>('button', { name: 'browser.editPath' }).disabled).toBe(true)
for (const row of screen.getAllByRole('listitem')) {
expect(rowButton(row).disabled).toBe(true)
}
})
it('drops a creation failure that lands after the flow closed and reopened', async () => {
let rejectCreate!: (reason: unknown) => void
const createDirectory = vi.fn(() => new Promise<string>((_settle, reject) => { rejectCreate = reject }))
const b = mount({ createDirectory })
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
fireEvent.click(screen.getByRole('button', { name: 'browser.newFolder' }))
fireEvent.change(screen.getByLabelText('browser.folderName'), { target: { value: 'slow' } })
fireEvent.click(screen.getByRole('button', { name: 'browser.create' }))
b.view.rerender(<DirectoryBrowser {...b.props} open={false} />)
b.view.rerender(<DirectoryBrowser {...b.props} open />)
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
// The stale failure must not surface an alert inside the fresh flow.
await act(async () => { rejectCreate(new Error('too late')) })
expect(screen.queryByText('too late')).toBeNull()
})
it('drops a creation that settles after the flow closed and reopened', async () => {
let settleCreate!: (path: string) => void
const createDirectory = vi.fn(() => new Promise<string>((settle) => { settleCreate = settle }))
const b = mount({ createDirectory })
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
fireEvent.click(screen.getByRole('button', { name: 'browser.newFolder' }))
fireEvent.change(screen.getByLabelText('browser.folderName'), { target: { value: 'slow' } })
fireEvent.click(screen.getByRole('button', { name: 'browser.create' }))
b.view.rerender(<DirectoryBrowser {...b.props} open={false} />)
b.view.rerender(<DirectoryBrowser {...b.props} open />)
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
const listCallsBefore = b.listDirectory.mock.calls.length
// The stale settlement must not relist the old target or reopen the
// nested dialog's state inside the fresh flow.
await act(async () => { settleCreate(`${HOME}/slow`) })
expect(b.listDirectory.mock.calls.length).toBe(listCallsBefore)
expect(screen.queryByLabelText('browser.folderName')).toBeNull()
expect(screen.getByText('Documents')).toBeTruthy()
})
it('creates a folder through the nested dialog and lands with it selected', async () => {
const b = mount()
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
fireEvent.click(rowButton(screen.getByRole('listitem')))
await waitFor(() => { expect(columns()).toHaveLength(2) })
fireEvent.click(screen.getByRole('button', { name: 'browser.newFolder' }))
// The nested dialog names the create target (the selected folder).
expect(screen.getByText('browser.createIn:Documents')).toBeTruthy()
// The created folder becomes listable (like the real backend after mkdir).
b.listDirectory.mockImplementation(async (path?: string) => {
if (path === `${DOCS}/fresh`) {
return {
path: `${DOCS}/fresh`, home: HOME,
crumbs: [...listingFor(DOCS).crumbs, { name: 'fresh', path: `${DOCS}/fresh`, hidden: false }],
entries: [],
}
}
if (path === DOCS) {
const docs = listingFor(DOCS)
return { ...docs, entries: [...docs.entries, { name: 'fresh', path: `${DOCS}/fresh`, hidden: false }] }
}
return listingFor(path)
})
const input = screen.getByLabelText('browser.folderName')
fireEvent.change(input, { target: { value: 'fresh' } })
fireEvent.keyDown(input, { key: 'Enter' })
await waitFor(() => { expect(b.createDirectory).toHaveBeenCalledWith(DOCS, 'fresh') })
// The create target became the level and the new folder its selection.
await waitFor(() => {
expect(within(screen.getByRole('navigation')).getByRole('button', { name: 'Documents' })).toBeTruthy()
const level = columns()[0]!
const rows = within(level).getAllByRole('listitem')
expect(rows.some(row => row.textContent === 'fresh' && rowButton(row).getAttribute('aria-current') === 'true')).toBe(true)
})
})
it('keeps the nested dialog open on a creation failure and cancels cleanly', async () => {
const b = mount()
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
b.createDirectory.mockRejectedValueOnce(
new DirectoryBrowseError({ code: 'directory-exists', message: 'taken already', details: { path: `${HOME}/x` } }))
fireEvent.click(screen.getByRole('button', { name: 'browser.newFolder' }))
expect(screen.getByText('browser.createIn:browser.home')).toBeTruthy()
const input = screen.getByLabelText('browser.folderName')
// A blank name never submits.
fireEvent.change(input, { target: { value: ' ' } })
fireEvent.keyDown(input, { key: 'Enter' })
expect(b.createDirectory).not.toHaveBeenCalled()
fireEvent.change(input, { target: { value: 'x' } })
fireEvent.keyDown(input, { key: 'Enter' })
await waitFor(() => { expect(screen.getByRole('alert').textContent).toBe('taken already') })
fireEvent.keyDown(screen.getByLabelText('browser.folderName'), { key: 'Escape' })
await waitFor(() => { expect(screen.queryByLabelText('browser.folderName')).toBeNull() })
// The nested Cancel button and the nested mask both close only the child dialog.
fireEvent.click(screen.getByRole('button', { name: 'browser.newFolder' }))
const nested = screen.getByRole('dialog', { name: 'browser.newFolder' })
fireEvent.click(within(nested).getByRole('button', { name: 'browser.cancel' }))
await waitFor(() => { expect(screen.queryByLabelText('browser.folderName')).toBeNull() })
fireEvent.click(screen.getByRole('button', { name: 'browser.newFolder' }))
const masks = document.querySelectorAll('[aria-hidden="true"]')
fireEvent.click(masks[masks.length - 1]!)
await waitFor(() => { expect(screen.queryByLabelText('browser.folderName')).toBeNull() })
expect(screen.getByRole('dialog', { name: 'browser.title' })).toBeTruthy()
})
it('surfaces a post-create relist failure on the browser surface', async () => {
const b = mount()
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
fireEvent.click(screen.getByRole('button', { name: 'browser.newFolder' }))
// Creation succeeds, but relisting the target fails afterwards.
b.listDirectory.mockRejectedValueOnce(new Error('level vanished'))
const input = screen.getByLabelText('browser.folderName')
fireEvent.change(input, { target: { value: 'fresh' } })
fireEvent.keyDown(input, { key: 'Enter' })
await waitFor(() => { expect(screen.getByRole('alert').textContent).toBe('level vanished') })
})
it('drops a stale child listing that resolves after a crumb jump', async () => {
const b = mount()
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
let resolveSlow!: (value: DirectoryListing) => void
const slow = new Promise<DirectoryListing>((settle) => { resolveSlow = settle })
b.listDirectory.mockReturnValueOnce(slow)
fireEvent.click(rowButton(screen.getByRole('listitem')))
fireEvent.click(screen.getByRole('button', { name: 'browser.home' }))
await waitFor(() => { expect(b.listDirectory).toHaveBeenCalledTimes(3) })
await waitFor(() => { expect(columns()).toHaveLength(1) })
resolveSlow(listingFor(DOCS))
await new Promise(settle => setTimeout(settle, 0))
// The superseded selection preview did not reopen the second pane.
expect(columns()).toHaveLength(1)
})
it('drops a stale failure that rejects after a newer navigation', async () => {
const b = mount()
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
let rejectSlow!: (reason: unknown) => void
const slow = new Promise<DirectoryListing>((_settle, fail) => { rejectSlow = fail })
b.listDirectory.mockReturnValueOnce(slow)
fireEvent.click(rowButton(screen.getByRole('listitem')))
fireEvent.click(screen.getByRole('button', { name: 'browser.home' }))
await waitFor(() => { expect(b.listDirectory).toHaveBeenCalledTimes(3) })
rejectSlow(new Error('too late to matter'))
await new Promise(settle => setTimeout(settle, 0))
expect(screen.queryByRole('alert')).toBeNull()
expect(screen.getByRole('listitem').textContent).toBe('Documents')
})
it('drops a stale navigation failure that rejects after a newer jump', async () => {
const b = mount()
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
fireEvent.click(rowButton(screen.getByRole('listitem')))
await waitFor(() => { expect(columns()).toHaveLength(2) })
let rejectSlow!: (reason: unknown) => void
const slow = new Promise<DirectoryListing>((_settle, fail) => { rejectSlow = fail })
b.listDirectory.mockReturnValueOnce(slow)
// A slow crumb jump superseded by a second jump.
fireEvent.click(screen.getByRole('button', { name: 'browser.home' }))
fireEvent.click(within(screen.getByRole('navigation')).getByRole('button', { name: 'Documents' }))
await waitFor(() => { expect(b.listDirectory).toHaveBeenCalledTimes(4) })
rejectSlow(new Error('late nav failure'))
await new Promise(settle => setTimeout(settle, 0))
expect(screen.queryByRole('alert')).toBeNull()
})
it('drops a stale navigation listing that resolves after a newer jump', async () => {
const b = mount()
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
fireEvent.click(rowButton(screen.getByRole('listitem')))
await waitFor(() => { expect(columns()).toHaveLength(2) })
let resolveSlow!: (value: DirectoryListing) => void
const slow = new Promise<DirectoryListing>((settle) => { resolveSlow = settle })
b.listDirectory.mockReturnValueOnce(slow)
fireEvent.click(screen.getByRole('button', { name: 'browser.home' }))
fireEvent.click(within(screen.getByRole('navigation')).getByRole('button', { name: 'Documents' }))
await waitFor(() => { expect(screen.getByRole('listitem').textContent).toBe('harness') })
resolveSlow(listingFor(undefined))
await new Promise(settle => setTimeout(settle, 0))
// The stale home listing did not replace the newer Documents level.
expect(screen.getByRole('listitem').textContent).toBe('harness')
})
it('names the create target by its path when the level reports no crumbs', async () => {
const bare: DirectoryListing = { path: '/srv/data', home: HOME, crumbs: [], entries: [] }
mount({ listDirectory: vi.fn(async () => bare) })
await waitFor(() => { expect(screen.getByRole('button', { name: 'browser.newFolder' })).toBeTruthy() })
await waitFor(() => {
expect(screen.getByRole<HTMLButtonElement>('button', { name: 'browser.newFolder' }).disabled).toBe(false)
})
fireEvent.click(screen.getByRole('button', { name: 'browser.newFolder' }))
expect(screen.getByText('browser.createIn:/srv/data')).toBeTruthy()
})
it('refuses to close the nested dialog while the creation is in flight', async () => {
const b = mount()
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
let settleCreate!: (path: string) => void
b.createDirectory.mockReturnValueOnce(new Promise<string>((settle) => { settleCreate = settle }))
fireEvent.click(screen.getByRole('button', { name: 'browser.newFolder' }))
const input = screen.getByLabelText('browser.folderName')
fireEvent.change(input, { target: { value: 'slow' } })
fireEvent.keyDown(input, { key: 'Enter' })
// Escape and the mask are both inert while creating.
fireEvent.keyDown(screen.getByLabelText('browser.folderName'), { key: 'Escape' })
const masks = document.querySelectorAll('[aria-hidden="true"]')
fireEvent.click(masks[masks.length - 1]!)
expect(screen.getByLabelText('browser.folderName')).toBeTruthy()
settleCreate(`${HOME}/slow`)
await waitFor(() => { expect(screen.queryByLabelText('browser.folderName')).toBeNull() })
})
it('starts back at home on reopen', async () => {
const b = mount()
await waitFor(() => { expect(screen.getByRole('listitem')).toBeTruthy() })
fireEvent.click(rowButton(screen.getByRole('listitem')))
await waitFor(() => { expect(columns()).toHaveLength(2) })
b.view.rerender(<DirectoryBrowser {...b.props} open={false} />)
b.view.rerender(<DirectoryBrowser {...b.props} open />)
await waitFor(() => { expect(screen.getByRole('listitem').textContent).toBe('Documents') })
expect(columns()).toHaveLength(1)
expect(b.listDirectory).toHaveBeenLastCalledWith(undefined)
})
})