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deepseek-harness/packages/client/ui-trajectory/tests/views.spec.tsx
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2026-07-22 18:31:28 +08:00

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TypeScript

// @vitest-environment jsdom
/**
* View registration acceptance on the real framework stack: the plugin fiber
* registers trajectory/waterfall into a real ConversationService, tabs switch
* inside ConversationRoot without collapsing chat, chrome.header renders the
* span stats bar, and fiber disposal removes both tabs. Span derivation edge
* cases ride along.
*/
import { Context } from 'cordis'
import { afterEach, describe, expect, it, vi } from 'vitest'
import { cleanup, fireEvent, render, screen } from '@testing-library/react'
import { createElement, Fragment, type FC, type ReactNode } from 'react'
import { bindSnapshotSelector, createSnapshotStore } from '@deepseek-ai/dsh-client-web-react'
import type { UseSession } from '@deepseek-ai/dsh-client-web-react'
import type { ConversationSnapshot, SessionId, SessionSummary } from '@deepseek-ai/dsh-client-runtime/client'
import { ConversationRoot, ConversationService } from '@deepseek-ai/dsh-client-ui-conversation/client'
import type { ConvViewProps, ViewEntry, ViewId } from '@deepseek-ai/dsh-client-ui-conversation/client'
import {
apply, deriveSpans, deriveSpanStats, inject, TrajectoryStatsHeader, TrajectoryView, WaterfallView,
} from '@deepseek-ai/dsh-client-ui-trajectory/client'
import { apply as nodeApply } from '@deepseek-ai/dsh-client-ui-trajectory'
const SID = 's1' as SessionId
afterEach(cleanup)
/** Node fixture: user prologue, two turns, one tool result inside turn 1. */
const NODES = [
{ kind: 'user', seq: 1, content: [], source: null },
{ kind: 'assistant', seq: 2, turn: 1, step: 1, blocks: [] },
{ kind: 'tool-result', seq: 3, callId: 'c1', call: null, content: [], isError: false, callView: null, resultView: null },
{ kind: 'assistant', seq: 4, turn: 2, step: 1, blocks: [] },
] as unknown as ConversationSnapshot['nodes']
function fakeSession(nodes: ConversationSnapshot['nodes']) {
const store = createSnapshotStore<{ nodes: ConversationSnapshot['nodes'] }>({ nodes })
return { store, useSession: bindSnapshotSelector(store) as unknown as UseSession }
}
/** Real-stack bench: root Context + real ConversationService + the plugin fiber. */
async function bench() {
const ctx = new Context()
const svc = new ConversationService(ctx)
const chatBody = vi.fn(() => <div data-testid="chat-body" />)
svc.registerView({ id: 'chat' as ViewId, label: 'Chat', order: 0, component: chatBody as unknown as FC<ConvViewProps> })
const fiber = ctx.plugin({ inject: [...inject], apply })
await fiber.await()
return { ctx, svc, fiber }
}
/** Mount ConversationRoot over the service's registry face, rendering chrome like the conversation apply does. */
function mount(svc: ConversationService, nodes: ConversationSnapshot['nodes'] = NODES) {
const { useSession } = fakeSession(nodes)
const activeStore = createSnapshotStore<string | undefined>(undefined)
const ancestry: SessionSummary[] = [{ id: SID, title: 'self', running: false, updatedAt: 1 }]
const viewProps = {
sessionId: SID, useSession,
useSelection: () => null,
actions: { openDetails: vi.fn(), loadOlder: vi.fn() },
slots: undefined,
} as unknown as ConvViewProps
const renderView = (entry: ViewEntry): ReactNode => {
const children: ReactNode[] = []
if (entry.chrome?.header !== undefined) {
children.push(createElement(entry.chrome.header, { key: 'h', sessionId: SID, useSession }))
}
children.push(createElement(entry.component, { key: 'b', ...viewProps }))
if (entry.chrome?.footer !== undefined) {
children.push(createElement(entry.chrome.footer, { key: 'f', sessionId: SID, useSession }))
}
return createElement(Fragment, null, children)
}
const sessionSnapshot = createSnapshotStore<{ running: boolean; removed: boolean; promptError: null; nodes: ConversationSnapshot['nodes'] }>({
running: false, removed: false, promptError: null, nodes,
})
return render(
<ConversationRoot
sessionId={SID}
useSession={bindSnapshotSelector(sessionSnapshot) as unknown as UseSession}
useAncestry={() => ancestry}
views={{
list: () => svc.views(),
subscribe: (fn) => svc.subscribeViews(fn),
version: () => svc.viewsVersion(),
}}
useActiveView={() => activeStore.useSelector((s) => s) as ViewId | undefined}
composer={{ useDraft: () => '', setDraft: vi.fn(), send: vi.fn(), stop: vi.fn() }}
actions={{ openView: ((v: string) => { activeStore.set(v) }) as (v: never) => void, open: vi.fn() }}
renderView={renderView}
/>,
)
}
describe('plugin registration', () => {
it('registers trajectory and waterfall after chat, both with header chrome', async () => {
const b = await bench()
const views = b.svc.views()
expect(views.map((v) => v.id)).toEqual(['chat', 'trajectory', 'waterfall'])
expect(views[1]?.chrome?.header).toBeDefined()
expect(views[2]?.chrome?.header).toBeDefined()
expect(views[1]?.chrome?.footer).toBeUndefined()
})
it('fiber disposal removes both tabs and leaves chat standing', async () => {
const b = await bench()
await b.fiber.dispose()
expect(b.svc.views().map((v) => v.id)).toEqual(['chat'])
})
})
describe('tab switching in ConversationRoot', () => {
it('renders all three tabs, defaults to chat, and switches to trajectory with its header stats', async () => {
const b = await bench()
mount(b.svc)
expect(screen.getByTestId('chat-body')).toBeTruthy()
expect(screen.getAllByRole('tab').map((t) => t.textContent)).toEqual(['Chat', 'Trajectory', 'Waterfall'])
fireEvent.click(screen.getByRole('tab', { name: 'Trajectory' }))
// chrome.header stats over NODES: turns 0/1/2, 2 assistant steps, 1 tool call.
expect(screen.getByText('3 turns · 2 steps · 1 tool calls')).toBeTruthy()
expect(screen.getByText('turn 0')).toBeTruthy()
expect(screen.getByText('1 steps · 1 calls · 2 nodes')).toBeTruthy()
expect(screen.queryByTestId('chat-body')).toBeNull()
})
it('waterfall renders bars and switching back to chat does not collapse it', async () => {
const b = await bench()
mount(b.svc)
fireEvent.click(screen.getByRole('tab', { name: 'Waterfall' }))
expect(screen.getByTitle('2 nodes')).toBeTruthy()
expect(screen.getByTitle('1 tool calls')).toBeTruthy()
fireEvent.click(screen.getByRole('tab', { name: 'Chat' }))
expect(screen.getByTestId('chat-body')).toBeTruthy()
})
it('empty window: placeholder copy in the body, header chrome renders nothing', async () => {
const b = await bench()
mount(b.svc, [] as unknown as ConversationSnapshot['nodes'])
fireEvent.click(screen.getByRole('tab', { name: 'Trajectory' }))
expect(screen.getByText('暂无轨迹数据')).toBeTruthy()
expect(screen.queryByText(/turns ·/)).toBeNull()
})
})
describe('span derivation', () => {
it('attributes prologue to turn 0 and follows steering turn tags', () => {
const nodes = [
{ kind: 'user', seq: 1 },
{ kind: 'steering', seq: 2, turn: 5 },
{ kind: 'user', seq: 3 },
] as unknown as ConversationSnapshot['nodes']
const spans = deriveSpans(nodes)
expect(spans).toEqual([
{ turn: 0, steps: 0, calls: 0, nodes: 1 },
{ turn: 5, steps: 0, calls: 0, nodes: 2 },
])
expect(deriveSpanStats(spans)).toEqual({ turns: 2, steps: 0, calls: 0 })
})
it('empty inputs produce zero stats and standalone components render their empty forms', () => {
expect(deriveSpanStats(deriveSpans([] as unknown as ConversationSnapshot['nodes']))).toEqual({ turns: 0, steps: 0, calls: 0 })
const { useSession } = fakeSession([] as unknown as ConversationSnapshot['nodes'])
const { container } = render(createElement(TrajectoryStatsHeader, { sessionId: SID, useSession }))
expect(container.firstChild).toBeNull()
render(createElement(TrajectoryView as FC<ConvViewProps>, {
sessionId: SID, useSession, useSelection: () => null,
actions: { openDetails: vi.fn(), loadOlder: vi.fn() }, slots: undefined,
} as unknown as ConvViewProps))
expect(screen.getByText('暂无轨迹数据')).toBeTruthy()
})
})
describe('WaterfallView standalone branches', () => {
const props = (nodes: ConversationSnapshot['nodes']) => ({
sessionId: SID, useSession: fakeSession(nodes).useSession, useSelection: () => null,
actions: { openDetails: vi.fn(), loadOlder: vi.fn() }, slots: undefined,
} as unknown as ConvViewProps)
it('empty window renders the placeholder copy', () => {
render(createElement(WaterfallView as FC<ConvViewProps>, props([] as unknown as ConversationSnapshot['nodes'])))
expect(screen.getByText('暂无瀑布数据')).toBeTruthy()
})
it('a turn without tool calls renders the node bar only', () => {
const nodes = [{ kind: 'user', seq: 1 }] as unknown as ConversationSnapshot['nodes']
render(createElement(WaterfallView as FC<ConvViewProps>, props(nodes)))
expect(screen.getByTitle('1 nodes')).toBeTruthy()
expect(screen.queryByTitle(/tool calls/)).toBeNull()
})
})
describe('node half', () => {
it('node apply is an intentional no-op (loader-managed lifecycle only)', () => {
expect(nodeApply()).toBeUndefined()
})
})