import { defineConfig } from 'vitest/config';

export default defineConfig({
  test: {
    environment: 'node',
    include: ['src/**/*.test.ts'],
    pool: 'forks',
    forks: {
      // @automerge/automerge ships a node-specific entry (fullfat_node.js,
      // loads WASM from disk) and a browser entry (fullfat_base64.js, embeds
      // ~3.5MB of WASM as base64). Vite picks browser by default and OOMs.
      // --conditions=node tells Node.js to prefer the node condition when
      // Vite externalises the package and falls back to native resolution.
      execArgv: ['--conditions=node'],
    },
    server: {
      deps: {
        external: [/@automerge/],
      },
    },
  },
});