feat(retry): NoteRepository — findFailedIds/countFailed/retryAllFailed/setNextRunAt (#2 v0.2.3)

tests/unit/NoteRepository.test.ts

@@ -574,3 +574,67 @@ describe('NoteRepository.trashBatch', () => {
     expect(repo.findById(a)!.deletedAt).toBe('2026-05-01T12:00:00.000Z');
   });
 });
+
+describe('NoteRepository — failed retry helpers', () => {
+  let db: Database.Database;
+  let repo: NoteRepository;
+
+  beforeEach(() => {
+    db = new Database(':memory:');
+    runMigrations(db);
+    repo = new NoteRepository(db);
+  });
+
+  function makeFailed(rawText: string, deletedAt: string | null = null): string {
+    const { id } = repo.create({ rawText });
+    db.prepare(
+      `UPDATE notes SET ai_status='failed', ai_error='boom', deleted_at=? WHERE id=?`
+    ).run(deletedAt, id);
+    db.prepare(`DELETE FROM pending_jobs WHERE note_id=?`).run(id);
+    return id;
+  }
+
+  it('findFailedIds returns ai_status=failed AND deleted_at IS NULL only', () => {
+    const a = makeFailed('a');
+    makeFailed('b', '2026-04-30T00:00:00Z');  // trashed
+    repo.create({ rawText: 'pending' });  // pending status
+    expect(repo.findFailedIds().sort()).toEqual([a].sort());
+  });
+
+  it('countFailed counts active failed notes only', () => {
+    makeFailed('a');
+    makeFailed('b');
+    makeFailed('c', '2026-04-30T00:00:00Z');
+    expect(repo.countFailed()).toBe(2);
+  });
+
+  it('retryAllFailed atomic — ai_status reset + pending_jobs 재투입', () => {
+    const a = makeFailed('a');
+    const b = makeFailed('b');
+    const r = repo.retryAllFailed('2026-05-01T12:00:00.000Z');
+    expect(r.ids.sort()).toEqual([a, b].sort());
+    expect(repo.findById(a)!.aiStatus).toBe('pending');
+    expect(repo.findById(b)!.aiStatus).toBe('pending');
+    expect(repo.findById(a)!.aiError).toBeNull();
+    const jobs = repo.getAllPendingJobs();
+    expect(jobs.map((j) => j.noteId).sort()).toEqual([a, b].sort());
+    for (const j of jobs) {
+      expect(j.attempts).toBe(0);
+      expect(j.nextRunAt).toBe('2026-05-01T12:00:00.000Z');
+    }
+  });
+
+  it('retryAllFailed empty — { ids: [] }', () => {
+    expect(repo.retryAllFailed('2026-05-01T12:00:00.000Z')).toEqual({ ids: [] });
+  });
+
+  it('setNextRunAt — attempts 변경 없이 next_run_at + last_error 갱신', () => {
+    const { id } = repo.create({ rawText: 'x' });
+    repo.incrementJobAttempt(id, '2026-05-01T11:00:00.000Z', 'first error');
+    // attempts 가 1 이 됨
+    repo.setNextRunAt(id, '2026-05-01T12:00:00.000Z', 'unreachable');
+    const job = repo.getAllPendingJobs().find((j) => j.noteId === id)!;
+    expect(job.attempts).toBe(1);  // 변화 없음
+    expect(job.nextRunAt).toBe('2026-05-01T12:00:00.000Z');
+  });
+});