Files
deepseek-harness/packages/client/ui-conversation/tests/chat-view.spec.tsx
_Kerman 923535fa7a feat(gui): goal wire domain, client goal state, and docked goal bar
- apiproxy goals RPC domain (get/create/edit/pause/resume/complete/clear)
  with CAS refs, zod schemas, and fetch client/handler wiring
- client runtime session goal state: live goal/change meta triggers a
  coalesced refetch; mutations fold transport errors into RpcResult
- web GoalBar: docked strip above the composer (sparkle, phase label,
  truncated objective, inline edit, clear; resume when paused); creation
  stays on the /goal command
- GoalBarActions in the ui-conversation contract layer; IconSparkle16
  moves to ui-primitives icons
2026-07-22 21:30:30 +08:00

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// @vitest-environment jsdom
// ChatView behavior: flow derivation, streaming isolation (Profiler counts),
// toolview dispatch and selection handoff — driven through a scripted
// ObservableSnapshot fake, no wire.
import { afterEach, describe, expect, it, vi } from 'vitest'
import { Profiler } from 'react'
import { act, cleanup, fireEvent, render } from '@testing-library/react'
import type {
AssistantMessageNode, ConversationNode, ConversationSnapshot, RunningToolCall, SessionId, ToolResultNode, UserMessageNode,
} from '@deepseek-ai/dsh-client-runtime/client'
import { bindSnapshotSelector } from '@deepseek-ai/dsh-client-web-react'
import type { UseSession } from '@deepseek-ai/dsh-client-web-react'
import type { ConvViewProps, SelectionTarget } from '@deepseek-ai/dsh-client-ui-conversation/client'
import { ToolViewRegistry } from '@deepseek-ai/dsh-client-ui-conversation/client'
import { createChatView } from '../src/client/chat/ChatView.tsx'
import { deriveChatFlow, flowKeys } from '../src/client/chat/chat-flow.ts'
afterEach(cleanup)
const SID = 's1' as SessionId
function snapshotBase(): ConversationSnapshot {
return {
sessionId: SID, nodes: [], foldDegraded: false, partial: null, runningCalls: [],
pending: [], running: false, removed: false, openState: 'open', openError: null,
hasMore: false, loadingOlder: false, promptError: null, lastAgentError: null,
goal: undefined,
}
}
/** Scripted snapshot source: set() swaps the top-level object like the real Session. */
function makeSource(init?: Partial<ConversationSnapshot>) {
let snap: ConversationSnapshot = { ...snapshotBase(), ...init }
const subs = new Set<() => void>()
return {
set(next: Partial<ConversationSnapshot>) {
snap = { ...snap, ...next }
for (const fn of [...subs]) fn()
},
source: {
getSnapshot: () => snap,
subscribe: (fn: () => void) => {
subs.add(fn)
return () => subs.delete(fn)
},
},
}
}
const user = (seq: number, text: string): UserMessageNode => ({
kind: 'user', seq, content: [{ type: 'text', text }] as never, source: null,
})
const assistant = (seq: number, text: string): AssistantMessageNode => ({
kind: 'assistant', seq, turn: 1, step: 1, blocks: [{ kind: 'text', text }],
})
const toolResult = (seq: number, callId: string, name = 'bash'): ToolResultNode => ({
kind: 'tool-result', seq, callId,
call: { name, argsRaw: `{"command":"cmd-${callId}","description":"run ${callId}"}` },
content: [], isError: false, callView: null, resultView: null,
})
const runningCall = (callId: string, name = 'bash'): RunningToolCall => ({
callId, name, argsRaw: `{"command":"cmd-${callId}"}`, turn: 2, step: 1, callView: null,
})
function makeHarness(init?: Partial<ConversationSnapshot>) {
const { set, source } = makeSource(init)
const registry = new ToolViewRegistry()
const ChatView = createChatView({ toolviews: registry, t: (k) => k })
const openDetails = vi.fn<(t: SelectionTarget) => void>()
const loadOlder = vi.fn()
const selection = makeSelection()
const props: ConvViewProps = {
sessionId: SID,
useSession: bindSnapshotSelector(source) as unknown as UseSession,
useSelection: bindSnapshotSelector(selection.source),
actions: { openDetails, loadOlder },
slots: { renderSlot: () => null } as never,
}
return { set, registry, ChatView, props, openDetails, loadOlder, setSelection: selection.set }
}
function makeSelection() {
let sel: SelectionTarget | null = null
const subs = new Set<() => void>()
return {
set(next: SelectionTarget | null) {
sel = next
for (const fn of [...subs]) fn()
},
source: {
getSnapshot: () => sel,
subscribe: (fn: () => void) => {
subs.add(fn)
return () => subs.delete(fn)
},
},
}
}
describe('chat-flow derivation', () => {
it('groups consecutive tool results and keeps stable keys', () => {
const nodes: ConversationNode[] = [
user(1, 'hi'), assistant(2, 'let me look'), toolResult(3, 'a'), toolResult(4, 'b'),
assistant(5, 'found'), toolResult(6, 'c'),
]
const items = deriveChatFlow(nodes)
expect(items.map((i) => i.kind)).toEqual(['node', 'node', 'tool-group', 'node', 'tool-group'])
const group = items[2]!
expect(group.kind === 'tool-group' && group.results.map((r) => r.callId)).toEqual(['a', 'b'])
expect(flowKeys(items)).toBe('n1|n2|g3|n5|g6')
expect(flowKeys(deriveChatFlow([...nodes, toolResult(7, 'd')]))).toBe('n1|n2|g3|n5|g6')
})
})
describe('ChatView', () => {
it('a windowless tool result (call head truncated) renders with an empty tool name', () => {
const h = makeHarness({
nodes: [{ ...toolResult(3, 'w1'), call: null }],
})
const view = render(<h.ChatView {...h.props} />)
// classifyTool('') → others; the summary slot falls back to the callId.
expect(view.container.querySelector('[data-variant="others"]')).not.toBeNull()
expect(view.getByText('w1')).toBeTruthy()
})
it('prepend keeps the viewport anchored when the reader is NOT at the bottom (no lastKey force)', () => {
// Covers the prepend early-return arm where lastItem exists but the key
// path is not taken (anchor branch wins before the appended-user check).
const h = makeHarness({ nodes: [user(9, 'late')], hasMore: true })
const view = render(<h.ChatView {...h.props} />)
const scroller = view.container.querySelector('[class*="scroll"]') as HTMLDivElement
Object.defineProperty(scroller, 'scrollHeight', { value: 800, writable: true })
Object.defineProperty(scroller, 'clientHeight', { value: 200, writable: true })
scroller.scrollTop = 50
fireEvent.scroll(scroller)
fireEvent.click(view.getByText('加载更早'))
Object.defineProperty(scroller, 'scrollHeight', { value: 1300, writable: true })
act(() => h.set({ nodes: [assistant(2, 'older'), user(9, 'late')] }))
expect(scroller.scrollTop).toBe(550) // 50 + (1300 - 800)
})
it('renders the fixture main line: bubble, narration, grouped tool rows', () => {
const h = makeHarness({
nodes: [user(1, 'do the thing'), assistant(2, 'running tools'), toolResult(3, 'a'), toolResult(4, 'b')],
})
const view = render(<h.ChatView {...h.props} />)
expect(view.getByText('do the thing')).toBeTruthy()
expect(view.getByText('running tools')).toBeTruthy()
expect(view.getAllByText('Bash')).toHaveLength(2)
expect(view.getByText('run a')).toBeTruthy()
})
it('streaming partial frames re-render only the tail (Profiler count)', () => {
const h = makeHarness({
nodes: [user(1, 'q'), assistant(2, 'old answer'), toolResult(3, 'a')],
})
let renders = 0
const counting = (
<Profiler id="chat" onRender={() => { renders += 1 }}>
<h.ChatView {...h.props} />
</Profiler>
)
const view = render(counting)
const before = renders
const beforeHtml = view.container.querySelector('[class*="toolGroup"]')!.innerHTML
act(() => {
h.set({ partial: { turn: 2, step: 1, blocks: [{ kind: 'text', text: 'streaming…' }] } })
})
act(() => {
h.set({ partial: { turn: 2, step: 1, blocks: [{ kind: 'text', text: 'streaming… more' }] } })
})
expect(view.getByText('streaming… more')).toBeTruthy()
// Each chunk commits exactly one profiler pass (the tail), never a full-tree storm.
expect(renders - before).toBe(2)
expect(view.container.querySelector('[class*="toolGroup"]')!.innerHTML).toBe(beforeHtml)
})
it('streaming leaves neighbor tool rows and history items at zero re-renders', () => {
const h = makeHarness({
nodes: [user(1, 'q'), assistant(2, 'old'), toolResult(3, 'a')],
})
let rowRenders = 0
h.registry.register('bash', () => {
rowRenders += 1
return <div data-testid="counting-row" />
})
const view = render(<h.ChatView {...h.props} />)
expect(view.getByTestId('counting-row')).toBeTruthy()
const afterMount = rowRenders
act(() => {
h.set({ partial: { turn: 2, step: 1, blocks: [{ kind: 'text', text: 'chunk1' }] } })
})
act(() => {
h.set({ partial: { turn: 2, step: 1, blocks: [{ kind: 'text', text: 'chunk1 chunk2' }] } })
})
expect(rowRenders).toBe(afterMount)
})
it('tool row expands to the args body via the leading slot toggle', () => {
const h = makeHarness({ nodes: [toolResult(3, 'a')] })
const view = render(<h.ChatView {...h.props} />)
expect(view.queryByText(/"command": "cmd-a"/)).toBeNull()
fireEvent.click(view.container.querySelector('button[aria-expanded]')!)
expect(view.getByText(/"command": "cmd-a"/)).toBeTruthy()
})
it('clicking a tool row opens details with callId and toolName; selection paints the outline', () => {
const h = makeHarness({ nodes: [toolResult(3, 'a')] })
const view = render(<h.ChatView {...h.props} />)
fireEvent.click(view.getByText('run a'))
expect(h.openDetails).toHaveBeenCalledWith({ turnSeq: 3, callId: 'a', toolName: 'bash' })
expect(view.container.querySelector('[data-selected]')).toBeNull()
act(() => h.setSelection({ turnSeq: 3, callId: 'a', toolName: 'bash' }))
expect(view.container.querySelector('[data-selected]')).not.toBeNull()
})
it('running calls render as a live tool group with the running state', () => {
const h = makeHarness({ runningCalls: [runningCall('r1')], running: true })
const view = render(<h.ChatView {...h.props} />)
expect(view.container.querySelector('[data-state="running"]')).not.toBeNull()
expect(view.getByText('cmd-r1')).toBeTruthy()
})
it('a scoped toolview registration takes over rendering for its session only', () => {
const h = makeHarness({ nodes: [toolResult(3, 'a')] })
h.registry.register('bash', () => <div data-testid="custom-bash" />, { scope: (id) => id === SID })
const view = render(<h.ChatView {...h.props} />)
expect(view.getByTestId('custom-bash')).toBeTruthy()
})
it('unregistering a toolview falls back to the generic row live', () => {
const h = makeHarness({ nodes: [toolResult(3, 'a')] })
const off = h.registry.register('bash', () => <div data-testid="custom-bash" />)
const view = render(<h.ChatView {...h.props} />)
expect(view.getByTestId('custom-bash')).toBeTruthy()
act(() => off())
expect(view.queryByTestId('custom-bash')).toBeNull()
expect(view.getByText('Bash')).toBeTruthy()
})
it('prepend compensates scrollTop by the height delta; a trailing user node force-scrolls', () => {
const h = makeHarness({ nodes: [user(5, 'later'), assistant(6, 'a')], hasMore: true })
const view = render(<h.ChatView {...h.props} />)
const scroller = view.container.querySelector('[class*="scroll"]') as HTMLDivElement
// jsdom has no layout: fake the metrics the anchor math reads.
Object.defineProperty(scroller, 'scrollHeight', { value: 1000, writable: true })
Object.defineProperty(scroller, 'clientHeight', { value: 400, writable: true })
// Arm the paging anchor, then deliver an older page (head seq decreases).
fireEvent.click(view.getByText('加载更早'))
Object.defineProperty(scroller, 'scrollHeight', { value: 1600, writable: true })
act(() => h.set({ nodes: [user(1, 'old'), assistant(2, 'b'), user(5, 'later'), assistant(6, 'a')] }))
expect(scroller.scrollTop).toBe(600) // 0 + (1600 - 1000)
// A new trailing user bubble (own words) force-scrolls to the bottom.
act(() => h.set({ nodes: [user(1, 'old'), assistant(2, 'b'), user(5, 'later'), assistant(6, 'a'), user(9, 'mine')] }))
expect(scroller.scrollTop).toBe(1600)
})
it('scrolling away disables follow and shows the back-to-bottom button; clicking returns', () => {
const h = makeHarness({ nodes: [user(1, 'q'), assistant(2, 'a')] })
const view = render(<h.ChatView {...h.props} />)
const scroller = view.container.querySelector('[class*="scroll"]') as HTMLDivElement
Object.defineProperty(scroller, 'scrollHeight', { value: 1000, writable: true })
Object.defineProperty(scroller, 'clientHeight', { value: 300, writable: true })
scroller.scrollTop = 100 // far from bottom
fireEvent.scroll(scroller)
const backButton = view.getByLabelText('回到底部')
expect(backButton).toBeTruthy()
// Streaming growth must NOT drag a scrolled-away reader down.
act(() => h.set({ partial: { turn: 1, step: 1, blocks: [{ kind: 'text', text: 'grow' }] } }))
expect(scroller.scrollTop).toBe(100)
fireEvent.click(backButton)
expect(scroller.scrollTop).toBe(1000)
// At the bottom again: follow re-arms and the button unmounts.
expect(view.queryByLabelText('回到底部')).toBeNull()
})
it('paging button loads older and shows its busy label', () => {
const h = makeHarness({ nodes: [user(5, 'later')], hasMore: true })
const view = render(<h.ChatView {...h.props} />)
fireEvent.click(view.getByText('加载更早'))
expect(h.loadOlder).toHaveBeenCalledTimes(1)
act(() => h.set({ loadingOlder: true }))
expect(view.getByText('加载中…')).toBeTruthy()
})
it('shows open error and loading states', () => {
const h = makeHarness({
openState: 'error',
openError: { code: 'internal', message: 'boom' } as never,
})
const view = render(<h.ChatView {...h.props} />)
expect(view.getByText(/历史加载失败:boom/)).toBeTruthy()
const loading = makeHarness({ openState: 'loading' })
const lv = render(<loading.ChatView {...loading.props} />)
expect(lv.getByText('载入历史…')).toBeTruthy()
})
it('pending interactions render placeholder cards', () => {
const h = makeHarness({
pending: [{ kind: 'approval', rpcId: 'r1' as never, approvalId: 'ap1', toolName: 'bash' }],
})
const view = render(<h.ChatView {...h.props} />)
expect(view.getByText(/等待审批/)).toBeTruthy()
})
})