diff --git a/hooks/routing.test.ts b/hooks/routing.test.ts
index 79a1ae9..7a487da 100644
--- a/hooks/routing.test.ts
+++ b/hooks/routing.test.ts
@@ -2,9 +2,13 @@ import { expect, mock, test } from 'claude-code/testing'
 
 type Ctl = { complete: (e: any) => unknown; usage: unknown; seen?: any; submitted: string[] }
 
-const setup = (on: any): Ctl => {
+const setup = (on: any, kv?: Map<string, unknown>): Ctl => {
   const ctl: Ctl = { complete: () => ({ isAnswered: false, reason: 'aborted' }), usage: { rateLimits: [], context: {} }, submitted: [] }
-  mock.store(on)
+  if (kv) {
+    // 自備 store 以便檢查寫入內容。
+    on('store.get', (_$: any, e: any) => ({ value: kv.get(e.key) }) as never)
+    on('store.set', (_$: any, e: any) => (kv.set(e.key, e.value), { value: undefined }) as never)
+  } else mock.store(on)
   mock.clock(on, { now: Date.parse('2026-10-15T08:00:00Z') })
   on('ui.log', () => ({ value: undefined }) as never)
   on('command.register', () => ({ value: { name: 'x' } }) as never)
@@ -92,6 +96,96 @@ test('改寫失敗或遺失佔位符時顯示原文', async ($, on) => {
   expect(r2.message.content[0].text).toBe('原文 `y` 5')
 })
 
+test('改寫模型：長回覆用 Sonnet，一般回覆用 Haiku', async ($, on) => {
+  const ctl = setup(on)
+  const asked: string[] = []
+  ctl.complete = e => (asked.push(e.model), { isAnswered: true, usage, text: String(e.prompt) })
+  await start($)
+  await $.session.append(row('短回覆'))
+  await $.session.append(row('長'.repeat(1300)))
+  expect(asked).toEqual(['haiku', 'sonnet'])
+})
+
+test('longReply 可調整長回覆門檻', { options: { longReply: 10 } }, async ($, on) => {
+  const ctl = setup(on)
+  const asked: string[] = []
+  ctl.complete = e => (asked.push(e.model), { isAnswered: true, usage, text: String(e.prompt) })
+  await start($)
+  await $.session.append(row('十一個字的回覆內容喔喔'))
+  await $.session.append(row('短'))
+  expect(asked).toEqual(['sonnet', 'haiku'])
+})
+
+test('改寫逾時、額度不足或拋錯時直接顯示原文', async ($, on) => {
+  const ctl = setup(on)
+  await start($)
+  ctl.complete = () => ({ isAnswered: false, reason: 'timeout' })
+  const r1: any = await $.session.append(row('逾時 1'))
+  expect(r1.message.content[0].text).toBe('亞絲娜 > 逾時 1')
+  ctl.complete = () => ({ isAnswered: false, reason: 'rate_limited' })
+  const r2: any = await $.session.append(row('額度 2'))
+  expect(r2.message.content[0].text).toBe('額度 2')
+  ctl.complete = () => { throw new Error('quota') }
+  const r3: any = await $.session.append(row('拋錯 3'))
+  expect(r3.message.content[0].text).toBe('拋錯 3')
+})
+
+test('改寫逾時設定傳給模型呼叫', { options: { rewriteTimeoutSec: 5 } }, async ($, on) => {
+  const ctl = setup(on)
+  let timeout = 0
+  ctl.complete = e => (timeout = e.timeoutMs, { isAnswered: false, reason: 'timeout' })
+  await start($)
+  await $.session.append(row('x'))
+  expect(timeout).toBe(5000)
+})
+
+const rawLog = (kv: Map<string, unknown>): string[] => ((kv.get('rawlog') as { raw: string }[] | undefined) ?? []).map(x => x.raw)
+
+test('原文 log 預設寫入，改寫失敗時不寫', async ($, on) => {
+  const kv = new Map<string, unknown>()
+  const ctl = setup(on, kv)
+  await start($)
+  ctl.complete = e => ({ isAnswered: true, usage, text: String(e.prompt) })
+  await $.session.append(row('原文甲'))
+  ctl.complete = () => ({ isAnswered: false, reason: 'timeout' })
+  await $.session.append(row('原文乙'))
+  expect(rawLog(kv)).toEqual(['原文甲'])
+})
+
+test('在 /config 關閉原文 log 時不寫入', { options: { rawLog: false } }, async ($, on) => {
+  const kv = new Map<string, unknown>()
+  const ctl = setup(on, kv)
+  ctl.complete = e => ({ isAnswered: true, usage, text: String(e.prompt) })
+  await start($)
+  const r: any = await $.session.append(row('原文丙'))
+  expect(r.message.content[0].text).toBe('亞絲娜 > 原文丙')
+  expect(rawLog(kv)).toEqual([])
+})
+
+test('前綴只加在整則回覆開頭一次，多段文字區塊與多次寫入都不重複', async ($, on) => {
+  const ctl = setup(on)
+  ctl.complete = e => ({ isAnswered: true, usage, text: String(e.prompt) })
+  await start($)
+  const multi = { message: { type: 'assistant', role: 'assistant', content: [{ type: 'text', text: '第一段' }, { type: 'tool_use', id: 't', name: 'x', input: {} }, { type: 'text', text: '第二段' }] }, door: 'response', origin: { kind: 'model', model: 'm' }, uuid: 'u' } as never
+  const r: any = await $.session.append(multi)
+  expect(r.message.content[0].text).toBe('亞絲娜 > 第一段')
+  expect(r.message.content[2].text).toBe('第二段')
+  const r2: any = await $.session.append(row('同一回覆後續'))
+  expect(r2.message.content[0].text).toBe('同一回覆後續')
+})
+
+test('新的使用者輸入後，下一則回覆重新加前綴', async ($, on) => {
+  const ctl = setup(on)
+  ctl.complete = e => ({ isAnswered: true, usage, text: String(e.prompt) })
+  await start($)
+  await $.session.append(row('第一則'))
+  ctl.complete = () => route('haiku')
+  await submit($, '再問一次')
+  ctl.complete = e => ({ isAnswered: true, usage, text: String(e.prompt) })
+  const r: any = await $.session.append(row('第二則'))
+  expect(r.message.content[0].text).toBe('亞絲娜 > 第二則')
+})
+
 test('好感度：由 0 開始，每日首次互動加分且有每日上限', async ($, on) => {
   const ctl = setup(on)
   ctl.complete = () => route('haiku', 'praise')