import { readFile } from 'node:fs/promises';
import { resolve } from 'node:path';
import { describe, expect, it } from 'vitest';

describe('PostgreSQL import fingerprint migration', () => {
  it('stores one durable counter per SHA-256 hash with metadata constraints', async () => {
    const path = resolve(import.meta.dirname, '..', '..', 'server', 'postgres', 'migrations', '002_import_fingerprints.sql');
    const sql = await readFile(path, 'utf8');
    expect(sql).toContain('CREATE TABLE assessor_import_fingerprints');
    expect(sql).toContain("sha256 ~ '^[a-f0-9]{64}$'");
    expect(sql).toContain('import_count integer NOT NULL DEFAULT 1');
    expect(sql).toContain('last_imported_at DESC');
  });
});