nitro-test-utils/dist/config.mjs

Testing environment and utilities for Nitro

import { fileURLToPath } from 'node:url';
import { loadOptions } from 'nitropack';
import { join } from 'pathe';
import { mergeConfig } from 'vite';
import { defineConfig as defineConfig$1 } from 'vitest/config';

async function defineConfig(userConfig = {}) {
  const currentDir = fileURLToPath(new URL(".", import.meta.url));
  const resolvedGlobalConfig = userConfig.nitro?.global === true ? {} : userConfig.nitro?.global || void 0;
  const resolvedNitroConfig = {
    rerunOnSourceChanges: userConfig.nitro?.rerunOnSourceChanges ?? true,
    global: resolvedGlobalConfig ? {
      rootDir: userConfig.nitro?.rootDir || resolvedGlobalConfig.rootDir || void 0,
      mode: userConfig.nitro?.mode || resolvedGlobalConfig.mode || void 0
    } : void 0
  };
  const overrides = defineConfig$1({
    test: {
      poolOptions: {
        forks: {
          // Disabling isolation improves performance in Node environments
          isolate: false,
          singleFork: true
        }
      },
      forceRerunTriggers: [
        // Vitest defaults
        "**/package.json/**",
        "**/{vitest,vite}.config.*/**",
        // Custom triggers
        ...userConfig.test?.forceRerunTriggers ?? [],
        // Rerun tests when source files change
        ...resolvedNitroConfig.rerunOnSourceChanges ? resolvedNitroConfig.global ? [join(
          resolvedNitroConfig.global.rootDir || "",
          ".output",
          resolvedNitroConfig.global.mode === "production" ? "server" : ".nitro/dev",
          "index.mjs"
        )] : [`${(await loadOptions()).srcDir}/**/*.ts`] : []
      ],
      globalSetup: resolvedNitroConfig.global ? [
        join(currentDir, "setup.mjs")
      ] : void 0,
      // @ts-expect-error: Append Nitro for global setup file
      nitro: resolvedNitroConfig
    }
  });
  return mergeConfig(userConfig, overrides);
}

export { defineConfig };