feat(ui): add trajectory inspection ledger

packages/client/ui-trajectory/tests/layout.spec.tsx

@@ -139,7 +139,7 @@ describe('deriveTrajectoryLayout', () => {
       },
     ] as unknown as ConversationSnapshot['nodes']
     const turns = deriveTrajectoryLayout({ codeDispatches: new Map(), nodes, partial: null, runningCalls: [] })
-    expect(turns[0]?.groups[0]?.description).toBe('2.9s bash×2')
+    expect(turns[0]?.groups[0]?.description).toBe('3s bash×2')
   })
 
   it('assigns each user message to its enclosing turn instead of pooling into Turn 1', () => {
@@ -161,7 +161,7 @@ describe('deriveTrajectoryLayout', () => {
     expect(turns[1]?.groups.flatMap((g) => g.cells.map((c) => c.text))).toEqual(['second', 'ok2'])
   })
 
-  it('keeps usage on the fallback Message row when assistant has no text block', () => {
+  it('keeps usage and a meaningful summary when assistant has no text block', () => {
     const nodes = [
       {
         kind: 'assistant', seq: 1, time: 5_000, turn: 1, step: 0,
@@ -172,7 +172,7 @@ describe('deriveTrajectoryLayout', () => {
     const turns = deriveTrajectoryLayout({ codeDispatches: new Map(), nodes, partial: null, runningCalls: [] })
     const message = turns[0]?.groups.flatMap((g) => g.cells).find((c) => c.kind === 'message')
     expect(message).toMatchObject({
-      text: '', input: 11, output: 22, think: 3,
+      text: '仅推理输出', input: 11, output: 22, think: 3,
     })
   })
 
@@ -235,11 +235,12 @@ describe('run_code sub-dispatch cells', () => {
     ]]]) as unknown as ConversationSnapshot['codeDispatches']
     const turns = deriveTrajectoryLayout({ codeDispatches, nodes: runCodeNodes, partial: null, runningCalls: [] })
     const cells = turns[0]!.groups.flatMap((g) => g.cells)
-    expect(cells.map((c) => c.kind)).toEqual(['tool', 'subtool', 'subtool'])
+    expect(cells.map((c) => c.kind)).toEqual(['message', 'tool', 'subtool', 'subtool'])
+    expect(cells[0]?.text).toBe('请求调用 run_code')
     // Sequential indexes across the interleave; durations from the pair times.
-    expect(cells.map((c) => c.index)).toEqual([1, 2, 3])
-    expect(cells[1]).toMatchObject({ text: 'bash · {"x":1}', timeSeconds: 1 })
-    expect(cells[2]).toMatchObject({ timeSeconds: 0.5 })
+    expect(cells.map((c) => c.index)).toEqual([1, 2, 3, 4])
+    expect(cells[2]).toMatchObject({ text: 'bash · {"x":1}', timeSeconds: 1 })
+    expect(cells[3]).toMatchObject({ timeSeconds: 0.5 })
   })
 
   it('a running (unsettled) sub-call renders a subtool cell with blank time', () => {

packages/client/ui-trajectory/tests/table.spec.tsx

@@ -0,0 +1,88 @@
+// @vitest-environment jsdom
+/** Trajectory ledger selection, details, status, and fold behavior. */
+
+import { afterEach, describe, expect, it } from 'vitest'
+import { cleanup, fireEvent, render, screen } from '@testing-library/react'
+import { TrajectoryTable } from '../src/client/TrajectoryTable.tsx'
+import type { TrajectoryTurnModel } from '../src/client/layout.ts'
+
+afterEach(cleanup)
+
+const TURNS: readonly TrajectoryTurnModel[] = [{
+  turn: 1,
+  groups: [{
+    title: 'Step 1',
+    description: '1.5s bash×2',
+    cells: [
+      {
+        index: 1,
+        kind: 'message',
+        text: 'Checking files',
+        outputDetail: 'Checking files',
+        input: 10,
+        output: 20,
+        think: 5,
+        timeSeconds: 1.5,
+        assistantMetrics: {
+          timingRecorded: true,
+          stepStartTime: 1_000,
+          firstTokenTime: 1_500,
+          completedTime: 2_500,
+          usageProvided: true,
+          outputTokens: 20,
+        },
+      },
+      {
+        index: 2,
+        kind: 'tool',
+        text: 'bash · {"command":"pwd"}',
+        inputDetail: '{"command":"pwd"}',
+        timeSeconds: null,
+      },
+      {
+        index: 3,
+        kind: 'tool',
+        text: 'bash · {"command":"false"}',
+        inputDetail: '{"command":"false"}',
+        outputDetail: 'ToolError: non_zero_exit',
+        result: 'non_zero_exit',
+        isError: true,
+        timeSeconds: 0.2,
+      },
+    ],
+  }],
+}]
+
+describe('TrajectoryTable', () => {
+  it('shows assistant timing facts after keyboard selection', () => {
+    render(<TrajectoryTable turns={TURNS} collapsed={false} />)
+    fireEvent.keyDown(screen.getByRole('row', { name: /记录 1，ASSISTANT/ }), { key: 'Enter' })
+    fireEvent.click(screen.getByRole('tab', { name: '计时' }))
+
+    expect(screen.getByText('500 ms')).toBeTruthy()
+    expect(screen.getByText('1.00 s')).toBeTruthy()
+    expect(screen.getByText('20.0 tok/s')).toBeTruthy()
+  })
+
+  it('keeps running and failure semantics distinct from record roles', () => {
+    const view = render(<TrajectoryTable turns={TURNS} collapsed={false} />)
+    expect(view.container.querySelector('tr[data-kind="tool"][data-running="true"]')).toBeTruthy()
+    expect(view.container.querySelector('tr[data-kind="tool"][data-error="true"]')).toBeTruthy()
+
+    fireEvent.click(screen.getByRole('row', { name: /记录 2，TOOL/ }))
+    expect(screen.getByText('进行中')).toBeTruthy()
+    fireEvent.click(screen.getByRole('row', { name: /记录 3，TOOL/ }))
+    expect(screen.getByText('失败')).toBeTruthy()
+    fireEvent.click(screen.getByRole('tab', { name: '输出' }))
+    expect(screen.getByText('ToolError: non_zero_exit')).toBeTruthy()
+  })
+
+  it('retains the ledger header and record count when collapsed', () => {
+    render(<TrajectoryTable turns={TURNS} collapsed />)
+    expect(screen.getByRole('columnheader', { name: '事件' })).toBeTruthy()
+    expect(screen.queryByRole('columnheader', { name: 'Tokens' })).toBeNull()
+    expect(screen.queryByRole('columnheader', { name: '耗时' })).toBeNull()
+    expect(screen.getByText('3 条记录已收起')).toBeTruthy()
+    expect(screen.queryByRole('row', { name: /记录 1，ASSISTANT/ })).toBeNull()
+  })
+})

packages/client/ui-trajectory/tests/views.spec.tsx

@@ -4,7 +4,7 @@
  * registers trajectory/waterfall into a real SlotsService view ring, tabs
  * switch inside ConversationRoot (renderSlot share driven by the same tab
  * projection apply uses) without collapsing chat, trajectory renders the
- * turn-list chrome (no span stats bar), waterfall keeps in-body stats, and
+ * event-ledger chrome (no span stats bar), waterfall keeps in-body stats, and
  * fiber disposal removes both tabs. Span derivation edge cases ride along.
  */
 import { Context } from 'cordis'
@@ -169,22 +169,48 @@ describe('plugin registration', () => {
 })
 
 describe('tab switching in ConversationRoot', () => {
-  it('renders all three tabs, defaults to chat, and switches to trajectory without stats chrome', async () => {
+  it('renders all three tabs, defaults to chat, and switches to the trajectory ledger', async () => {
     const b = await bench()
-    mount(b.slots)
+    const view = mount(b.slots)
     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' }))
     expect(screen.queryByText(/turns ·/)).toBeNull()
-    expect(screen.getByText('Turn 1')).toBeTruthy()
-    expect(screen.getByText('Turn 2')).toBeTruthy()
-    expect(screen.getAllByText('Message').length).toBeGreaterThan(0)
-    expect(screen.getAllByText('Step 1').length).toBeGreaterThan(0)
-    expect(screen.getAllByText('Input').length).toBeGreaterThan(0)
+    expect(view.container.querySelectorAll('tr[data-turn-start="true"]')).toHaveLength(2)
+    expect(screen.getAllByLabelText('Step 1')).toHaveLength(2)
+    expect(screen.getByRole('columnheader', { name: '事件' })).toBeTruthy()
+    expect(screen.getByRole('columnheader', { name: '内容' })).toBeTruthy()
+    expect(screen.queryByRole('columnheader', { name: 'Tokens' })).toBeNull()
+    expect(screen.queryByRole('columnheader', { name: '耗时' })).toBeNull()
+    expect(screen.getByRole('toolbar', { name: '轨迹工具栏' }).textContent).toContain('4 条记录')
+    fireEvent.click(screen.getByRole('button', { name: '收起记录' }))
+    expect(screen.getByText('4 条记录已收起')).toBeTruthy()
+    fireEvent.click(screen.getByRole('button', { name: '展开记录' }))
+    expect(screen.getByRole('row', { name: /记录 1，USER/ })).toBeTruthy()
     expect(screen.queryByTestId('chat-body')).toBeNull()
   })
 
+  it('opens a local record inspector and switches payload tabs without opening chat details', async () => {
+    const b = await bench()
+    mount(b.slots)
+    fireEvent.click(screen.getByRole('tab', { name: 'Trajectory' }))
+
+    fireEvent.keyDown(screen.getByRole('row', { name: /记录 3，TOOL/ }), { key: 'Enter' })
+    expect(screen.getByRole('complementary', { name: '记录详情' })).toBeTruthy()
+    expect(screen.getByText('记录 #3')).toBeTruthy()
+    expect(screen.getByText('Turn 1 · Step 1')).toBeTruthy()
+    expect(screen.getByText('完成')).toBeTruthy()
+
+    fireEvent.click(screen.getByRole('tab', { name: '输入' }))
+    expect(screen.getByText('这条记录没有输入载荷')).toBeTruthy()
+    fireEvent.click(screen.getByRole('tab', { name: '输出' }))
+    expect(screen.getByText('[]')).toBeTruthy()
+
+    fireEvent.click(screen.getByRole('button', { name: '关闭详情' }))
+    expect(screen.queryByRole('complementary', { name: '记录详情' })).toBeNull()
+  })
+
   it('waterfall renders bars and switching back to chat does not collapse it', async () => {
     const b = await bench()
     mount(b.slots)