paseo/packages/app/vitest.config.ts

import { defineConfig, configDefaults } from "vitest/config";
import path from "path";

export default defineConfig({
  test: {
    environment: "node",
    exclude: [...configDefaults.exclude, "e2e/**"],
    /**
     * Expo pulls in native tooling (xcode, etc.) that executes files relying on `process.send`.
     * Vitest's default worker pool uses worker_threads, which intentionally stub that API and
     * immediately throw `Unexpected call to process.send`. Running the suite in forked processes
     * keeps `process.send` intact so the app tests can boot before hitting the intentional failures.
     */
    pool: "forks",
  },
  resolve: {
    alias: {
      "@": path.resolve(__dirname, "src"),
      "@server": path.resolve(__dirname, "../server/src"),
      "react-native": "react-native-web",
    },
  },
});