test262/test/language/statements/generators/has-instance.js

// Copyright (C) 2013 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
description: >
    A Generator object is an instance of a generator function.
es6id: 25.3
features: [generators]
---*/

function* g() {}

assert(g() instanceof g, 'Instance created via function invocation');