---
source: crates/rolldown_testing/src/integration_test.rs
---
# Assets
## main.js
```js
//#region main.js
const __proto__ = 123;
//#endregion
export { __proto__ };
```
# Variant: cjs: [entry_filenames: "main.cjs"] [format: Cjs]
## Assets
### main.cjs
```js
//#region main.js
const __proto__ = 123;
//#endregion
Object.defineProperty(exports, '__proto__', {
enumerable: true,
value: __proto__
});
```
# Variant: iife: [entry_filenames: "main.cjs"] [format: Iife]
## Assets
### main.cjs
```js
var bundle = (function(exports) {
//#region main.js
const __proto__ = 123;
//#endregion
Object.defineProperty(exports, '__proto__', {
enumerable: true,
value: __proto__
});
return exports;
})({});
globalThis.bundle = bundle;
```
# Variant: umd: [entry_filenames: "main.cjs"] [format: Umd]
## Assets
### main.cjs
```js
(function(global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
typeof define === 'function' && define.amd ? define(['exports'], factory) :
(global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory((global.bundle = {})));
})(this, function(exports) {
//#region main.js
const __proto__ = 123;
//#endregion
Object.defineProperty(exports, '__proto__', {
enumerable: true,
value: __proto__
});
});
```