fix(desktop): harden session, meeting, caption and LLM lifecycles; route LLM calls through the gateway

apps/desktop/tests/main/services/file-transcription-cancel-redteam-r2-1.test.ts

@@ -0,0 +1,165 @@
+// tests/main/services/file-transcription-cancel-redteam-r2-1.test.ts
+// 파일 전사 취소가 실행 중인 ffmpeg 를 곧바로 종료하고 서비스를 idle 로 돌린다.
+// 취소된 작업의 늦은 정리(상태 되돌리기·임시 폴더 삭제)가 다음 작업을 덮지 않는다.
+// + 드롭 경로·시작 실패 분류·늦은 응답 무시(렌더러 순수 모델)
+
+import { EventEmitter } from 'events'
+import fs from 'fs'
+import os from 'os'
+import path from 'path'
+import { afterEach, beforeEach, describe, expect, it, vi } from 'vitest'
+import { ErrorCode } from '@d3ro/core/errors'
+import {
+  StartRequestTracker,
+  classifyStartFailure,
+  resolveDroppedFilePath,
+} from '../../../src/renderer/components/file-drop-model'
+
+type FakeProcess = EventEmitter & {
+  stdout: EventEmitter
+  stderr: EventEmitter
+  exitCode: number | null
+  killed: boolean
+  kill: () => boolean
+  args: string[]
+}
+
+const hoisted = vi.hoisted(() => ({
+  spawn: vi.fn(),
+  procs: [] as unknown[],
+  /** true 면 WAV 변환(ffmpeg -i ... out.wav)이 끝나지 않고 매달린다 */
+  hangConvert: true,
+}))
+
+vi.mock('child_process', () => ({ spawn: hoisted.spawn }))
+vi.mock('../../../src/main/utils/paths', () => ({ getFfmpegPath: () => '/bundled/ffmpeg.exe' }))
+vi.mock('../../../src/main/services/RuntimeProvisioner', () => ({ getRuntimeProvisioner: () => ({ ensure: vi.fn() }) }))
+vi.mock('../../../src/main/services/LoggerService', () => ({
+  getLogger: () => ({ info: vi.fn(), warn: vi.fn(), error: vi.fn(), debug: vi.fn() }),
+}))
+vi.mock('../../../src/main/services/ConfigService', () => ({ configGet: vi.fn(() => undefined) }))
+vi.mock('../../../src/main/services/stt/STTManager', () => ({
+  getSTTManager: () => ({ transcribe: vi.fn(async () => ({ text: 'hello', segments: [] })) }),
+}))
+vi.mock('../../../src/main/services/HistoryService', () => ({ getHistoryService: () => ({ create: vi.fn() }) }))
+vi.mock('../../../src/main/services/LicenseService', () => ({
+  getLicenseService: () => ({ canUse: () => ({ allowed: true }), promptUpgrade: vi.fn() }),
+}))
+vi.mock('../../../src/main/windows/WindowManager', () => ({ getMainWindow: () => null }))
+
+function fakeSpawn(_command: string, args: string[]): FakeProcess {
+  const proc = Object.assign(new EventEmitter(), {
+    stdout: new EventEmitter(),
+    stderr: new EventEmitter(),
+    exitCode: null as number | null,
+    killed: false,
+    args,
+    kill(): boolean {
+      proc.killed = true
+      queueMicrotask(() => proc.emit('close', null))
+      return true
+    },
+  })
+  hoisted.procs.push(proc)
+  const isConvert = args[args.length - 1].endsWith('.wav') && !args.includes('null')
+  queueMicrotask(() => {
+    if (isConvert && hoisted.hangConvert) return
+    if (args.includes('null')) proc.stderr.emit('data', Buffer.from('Duration: 00:00:10.00'))
+    if (args.includes('pipe:1')) proc.stdout.emit('data', Buffer.from('pcm'))
+    proc.exitCode = 0
+    proc.emit('close', 0)
+  })
+  return proc
+}
+
+describe('FileTranscriptionService 취소', () => {
+  let inputFile: string
+
+  beforeEach(() => {
+    vi.resetModules()
+    vi.clearAllMocks()
+    hoisted.procs = []
+    hoisted.hangConvert = true
+    hoisted.spawn.mockImplementation(fakeSpawn)
+    inputFile = path.join(os.tmpdir(), `d3ro-ft-cancel-${Date.now()}.mp4`)
+    fs.writeFileSync(inputFile, 'x')
+  })
+
+  afterEach(() => {
+    fs.rmSync(inputFile, { force: true })
+  })
+
+  it('변환 중 취소하면 ffmpeg 를 종료하고, 곧바로 idle 이 되어 새 작업을 받는다', async () => {
+    const mod = await import('../../../src/main/services/FileTranscriptionService')
+    mod.resetFileTranscriptionServiceForTests()
+    const service = mod.getFileTranscriptionService()
+
+    const first = service.startTranscription(inputFile, 'en')
+    await vi.waitFor(() => expect(hoisted.procs).toHaveLength(1))
+    const convert = hoisted.procs[0] as FakeProcess
+    const firstTempDir = path.dirname(convert.args[convert.args.length - 1])
+
+    service.cancel()
+
+    expect(convert.killed).toBe(true)
+    expect(service.state).toBe('idle')
+    await expect(first).rejects.toMatchObject({ code: ErrorCode.FileTranscriptionCancelled })
+    expect(fs.existsSync(firstTempDir)).toBe(false)
+
+    // 새 작업은 거부되지 않고 끝까지 간다
+    hoisted.hangConvert = false
+    const result = await service.startTranscription(inputFile, 'en')
+    expect(result.fullText).toBe('hello')
+  })
+
+  it('취소된 작업의 늦은 정리가 다음 작업의 상태·jobId 를 지우지 않는다', async () => {
+    const mod = await import('../../../src/main/services/FileTranscriptionService')
+    mod.resetFileTranscriptionServiceForTests()
+    const service = mod.getFileTranscriptionService()
+
+    const first = service.startTranscription(inputFile, 'en')
+    await vi.waitFor(() => expect(hoisted.procs).toHaveLength(1))
+    service.cancel()
+
+    // 이전 작업이 정리되기 전에 새 작업을 시작한다(여전히 변환 중에 매달림)
+    const second = service.startTranscription(inputFile, 'en')
+    await expect(first).rejects.toMatchObject({ code: ErrorCode.FileTranscriptionCancelled })
+    await new Promise((resolve) => setTimeout(resolve, 20))
+
+    const info = service.getStateInfo()
+    expect(info.state).toBe('converting')
+    expect(info.jobId).not.toBeNull()
+
+    service.cancel()
+    await expect(second).rejects.toMatchObject({ code: ErrorCode.FileTranscriptionCancelled })
+    expect(service.getStateInfo()).toMatchObject({ state: 'idle', jobId: null })
+  })
+})
+
+describe('FileDropZone 모델', () => {
+  it('드롭한 파일 경로는 getPathForFile 로 얻고, 못 얻으면 null(대화상자로 떨어지지 않는다)', () => {
+    const file = { name: 'meeting.mp3' } as File
+    expect(resolveDroppedFilePath(file, () => 'C:\\rec\\meeting.mp3')).toBe('C:\\rec\\meeting.mp3')
+    expect(resolveDroppedFilePath(file, () => '')).toBeNull()
+    expect(
+      resolveDroppedFilePath(file, () => {
+        throw new Error('not a real file')
+      }),
+    ).toBeNull()
+  })
+
+  it('취소·대화상자 닫기는 오류로 보이지 않는다', () => {
+    expect(classifyStartFailure({ code: ErrorCode.FileTranscriptionCancelled, message: 'Transcription cancelled' })).toBe('cancelled')
+    expect(classifyStartFailure({ code: ErrorCode.FileTranscriptionCancelled, message: 'File selection cancelled' })).toBe('cancelled')
+    expect(classifyStartFailure({ code: ErrorCode.FileTranscriptionFFmpegFailed, message: 'ffmpeg exited' })).toBe('error')
+  })
+
+  it('취소·새 시작 뒤에는 이전 요청의 늦은 응답을 무시한다', () => {
+    const tracker = new StartRequestTracker()
+    const first = tracker.begin()
+    tracker.invalidate()
+    const second = tracker.begin()
+    expect(tracker.isCurrent(first)).toBe(false)
+    expect(tracker.isCurrent(second)).toBe(true)
+  })
+})