fix: cr

packages/ui/tui/tests/snapshots/todo-plan-cleared.expected.txt

@@ -0,0 +1,38 @@
+terminal 96x36 buffer=normal length=36 base=0 viewport=0
+lifecycle started=1 stopped=0 progress=inactive
+title "DSH snapshot"
+cursor hidden column=7 viewportRow=15 bufferRow=15
+viewport
+0| " DEEPSEEK HARNESS"
+  style 1-8 fg=bright-blue bold
+  style 10-16 bold
+1| " Snapshot agent ready."
+  style 1-21 fg=bright-black
+2| " main-session"
+  style 1-12 dim
+3| <blank>
+4| "Assistant                                                                                       "
+  style 0-8 fg=bright-magenta bold underline
+5| "Tracking the steps.                                                                             "
+6| "Model wait 0.0s · Completed 2026-07-21 14:45:00                                                 "
+  style 0-46 dim
+7| <blank>
+8| "You                                                                                             "
+  style 0-2 fg=bright-blue bold underline
+9| "Plan the work.                                                                                  "
+10| <blank>
+11| "You                                                                                             "
+  style 0-2 fg=bright-blue bold underline
+12| "Next question.                                                                                  "
+13| <blank>
+14| "/workspace/project (tui-staging)  deepseek-v4-flash  ↑0 ↓0  0% context"
+  style 0-17 fg=bright-blue bold
+  style 18-31 fg=bright-black
+  style 34-50 fg=bright-black
+  style 53-57 fg=bright-black
+  style 60-69 fg=bright-black
+15| " dsh >                                                                                          "
+  style 1-3 fg=bright-blue bold
+  style 5-6 fg=bright-black
+  style 7-7 inverse
+16-35| <blank>

packages/ui/tui/tests/tui.snapshot.ts

@@ -57,6 +57,7 @@ const CHECKPOINTS = [
   'resume-sessions',
   'status-diagnostics',
   'status-diagnostics-narrow',
+  'todo-plan-cleared',
 ] as const
 
 // Real-loop scenarios own their assertions in separate snapshot suites but
@@ -299,6 +300,34 @@ describe('TUI terminal-state snapshots', () => {
     await disposeSnapshot(harness)
   })
 
+  it('clears the plan strip when the next turn starts', async () => {
+    // Freeze Completed-at formatting: the first turn ends before the next starts,
+    // so the assistant timing line still appears without a Plan strip below it.
+    const nowSpy = vi.spyOn(Date, 'now').mockReturnValue(new Date(2026, 6, 21, 14, 45, 0).getTime())
+    const harness = await setupSnapshot({
+      beforeMount(session) {
+        appendUser(session, 'Plan the work.')
+        appendAssistant(session, [{ type: 'text', text: 'Tracking the steps.' }])
+        session.append('todo/write', {
+          todos: [
+            { content: 'read code', status: 'completed' },
+            { content: 'write tests', status: 'in_progress' },
+          ],
+        })
+        session.append('step/end', { turn: 1, step: 1 })
+        session.append('turn/end', { turn: 1, reason: { kind: 'completed' } })
+        session.append('turn/start', {
+          turn: 2,
+          trigger: { kind: 'message', source: { kind: 'user' } },
+        })
+        appendUser(session, 'Next question.')
+      },
+    })
+    await checkpoint('todo-plan-cleared', harness.terminal)
+    nowSpy.mockRestore()
+    await disposeSnapshot(harness)
+  })
+
   it('pins failed-stream retraction, scheduled retry, and eventual success', async () => {
     const harness = await setupSnapshot()
     await renderAfter(harness, () => {