test262/test/language/expressions/generators/yield-as-yield-operand.js
Leo Balter b3092c61b6 Add generators flags for tests depending on generators features (#1259)
* Add missing generators feature flags

* Generate files

* Add generators flags

* fixup! Add generators flags
2017-10-04 16:12:34 -04:00

30 lines
828 B
JavaScript

// Copyright (C) 2013 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
description: >
`yield` expressions may be used as the right-hand-side of other `yield`
expressions.
es6id: 14.4
features: [generators]
---*/
var iter, result;
var g = function*() {
yield yield 1;
};
iter = g();
result = iter.next();
assert.sameValue(result.value, 1, 'First result `value`');
assert.sameValue(result.done, false, 'First result `done` flag');
result = iter.next();
assert.sameValue(result.value, undefined, 'Second result `value`');
assert.sameValue(result.done, false, 'Second result `done` flag');
result = iter.next();
assert.sameValue(result.value, undefined, 'Third result `value`');
assert.sameValue(result.done, true, 'Thid result `done` flag');