temp

tests/bench/bench.mjs

@@ -0,0 +1,27 @@
+import { Bench } from "tinybench";
+import { withCodSpeed } from "@codspeed/tinybench-plugin";
+
+function fibonacci(n) {
+    if (n < 2) {
+        return n;
+    }
+    return fibonacci(n - 1) + fibonacci(n - 2);
+}
+
+const bench = withCodSpeed(new Bench());
+
+bench
+    .add("fibonacci10", () => {
+        console.log("fibonacci10")
+        fibonacci(10);
+    })
+// .add("fibonacci15", () => {
+//     fibonacci(15);
+// });
+
+bench.addEventListener("start", () => {
+    console.log("hello")
+});
+
+await bench.run();
+console.table(bench.table());

tests/bench/fixtures/vanilla-js/one.js

@@ -0,0 +1 @@
+console.log("one");

tests/bench/loader.bench.ts

@@ -0,0 +1,67 @@
+import { join } from 'node:path';
+import { rspack } from "@rspack/core";
+import { beforeAll, bench, describe } from "vitest";
+
+const one = join(__dirname, "fixtures/vanilla-js/one.js");
+
+let buildModule: Promise<void>;
+
+function next() {
+
+}
+
+class LoaderBenchPlguin {
+	cb: () => void;
+
+	apply(compiler) {
+		const pluginName = this.constructor.name;
+
+		compiler.hooks.compilation.tap(pluginName, compilation => {
+			compilation.hooks.buildModule.tap(pluginName, module => {
+				if (module.resource == one) {
+					buildModule = new Promise(resolve => {
+						this.cb = resolve;
+					});
+				}
+			});
+
+			compilation.hooks.succeedModule.tap(pluginName, module => {
+				if (module.resource == one) {
+				}
+			});
+
+			compilation.hooks.failedModule.tap(pluginName, () => {
+				throw new Error("Module build failed");
+			});
+		});
+	}
+}
+
+beforeAll(() => {
+	return new Promise((resolve, reject) =>
+		rspack(
+			{
+				entry: one,
+				mode: "production",
+				plugins: [
+					new LoaderBenchPlguin()
+				]
+			},
+			(err, stats) => {
+				if (err) {
+					reject(err);
+				}
+				if (stats?.hasErrors()) {
+					reject(new Error(stats.toString({})));
+				}
+				resolve(undefined);
+			}
+		)
+	);
+});
+
+describe("Loader", () => {
+	bench("One", async () => {
+		await next();
+	});
+});

tests/bench/package.json

@@ -13,9 +13,11 @@
         "@rspack/plugin-react-refresh": "1.0.0",
         "@types/react": "^18.2.48",
         "@types/react-dom": "^18.2.18",
+        "tinybench": "2.9.0",
         "vitest": "^2.1.8"
     },
     "dependencies": {
+        "@codspeed/tinybench-plugin": "^4.0.0",
         "react": "^18.2.0",
         "react-dom": "^18.2.0"
     }

tests/bench/vitest.config.ts

@@ -2,7 +2,7 @@ import codspeedPlugin from "@codspeed/vitest-plugin";
 import { defineConfig } from "vitest/config";
 
 export default defineConfig({
-	plugins: [codspeedPlugin()],
+	// plugins: [codspeedPlugin()],
 	test: {
 		fileParallelism: true
 	}