import { defineConfig } from 'vitest/config';
import { fileURLToPath } from 'node:url';

const r = (p: string) => fileURLToPath(new URL(p, import.meta.url));

export default defineConfig({
  resolve: {
    alias: {
      // Resolve workspace packages to their TS source so tests run without a
      // build step. Production builds still go through tsc/dist.
      '@insignia/iios-contracts': r('./packages/iios-contracts/src/index.ts'),
      '@insignia/iios-testkit': r('./packages/iios-testkit/src/index.ts'),
    },
  },
  test: {
    include: ['packages/**/src/**/*.{test,spec}.ts', 'test/**/*.{test,spec}.ts'],
    // DB-backed specs share one Postgres and TRUNCATE between tests. Run every
    // file in a single worker process, sequentially, so there is no cross-file
    // race on the shared database.
    fileParallelism: false,
    sequence: { concurrent: false },
    pool: 'forks',
    poolOptions: { forks: { singleFork: true } },
  },
});