Function runBenchmark

packages/vite/scripts/benchCircularImport.ts:147–188

(config: GraphConfig)

}

async function runBenchmark(config: GraphConfig): Promise<BenchResult> {
  const graph = generateGraph(config)

  let edgeCount = 0
  for (const deps of graph.edges.values()) {
    edgeCount += deps.length
  }

  const server = await createServer({
    configFile: false,
    // eslint-disable-next-line n/no-unsupported-features/node-builtins
    root: import.meta.dirname,
    logLevel: 'error',
    server: {
      middlewareMode: true,
      ws: false,
    },
    optimizeDeps: {
      noDiscovery: true,
      include: [],
    },
    plugins: [createBenchPlugin(graph)],
  })

  const runner = createServerModuleRunner(server.environments.ssr, {
    hmr: false,
    sourcemapInterceptor: false,
  })

  const start = performance.now()
  await runner.import(graph.entry)
  const timeMs = performance.now() - start

  await runner.close()
  await server.close()

  return {
    moduleCount: config.moduleCount,
    edgeCount,
    timeMs,
  }
}

// ---------------------------------------------------------------------------
// Main