import { OperationLogRetentionService } from './operation-log-retention.service';

describe('OperationLogRetentionService', () => {
  const originalEnv = { ...process.env };

  afterEach(() => {
    process.env = { ...originalEnv };
  });

  it('archives expired logs in bounded batches using the configured retention window', async () => {
    process.env.OPERATION_LOG_RETENTION_DAYS = '90';
    process.env.OPERATION_LOG_ARCHIVE_BATCH_SIZE = '2';
    process.env.OPERATION_LOG_ARCHIVE_MAX_BATCHES = '3';
    const prisma = {
      $executeRaw: jest.fn()
        .mockResolvedValueOnce(2)
        .mockResolvedValueOnce(1),
    };
    const service = new OperationLogRetentionService(prisma as never);

    await expect(service.archiveExpiredLogs(new Date('2026-07-14T00:00:00.000Z'))).resolves.toEqual({
      archived: 3,
      cutoff: new Date('2026-04-15T00:00:00.000Z'),
      retentionDays: 90,
    });
    expect(prisma.$executeRaw).toHaveBeenCalledTimes(2);
  });
});