import { defineConfig } from 'vitest/config';

/**
 * Dedicated config for long-running stress/benchmark simulations.
 *
 * These tests use the `.bench.ts` suffix so they are EXCLUDED from the
 * default `npm test` run (which uses the standard `*.test.ts` pattern).
 * Run them explicitly with:
 *
 *   npm run test:bench
 *   npm run test:bench -- tests/stress/summer-2026-simulation.bench.ts
 */
export default defineConfig({
  test: {
    include: ['tests/**/*.bench.ts'],
    testTimeout: 900_000,   // 15 min per test
    hookTimeout: 900_000,
    teardownTimeout: 900_000,
    // Benches are memory-heavy; run sequentially in a single fork
    pool: 'forks',
    poolOptions: {
      forks: {
        singleFork: true,
      },
    },
  },
});