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// Copyright (C) 2017 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
desc: >
When a `yield` token appears within the Initializer of an
AssignmentElement within a generator function body, it behaves as a
YieldExpression.
template: async-generator
es6id: 12.14.5.4
features: [generators]
---*/
//- setup
let value = [];
let x;
//- elems
[ x = yield ]
//- vals
[]
//- teardown
iter.next().then(result => {
assert.sameValue(result.value, undefined);
assert.sameValue(result.done, false);
assert.sameValue(x, undefined);
iter.next(4).then(result => {
assert.sameValue(result.value, undefined);
assert.sameValue(result.done, true);
assert.sameValue(x, 4);
}, $DONE).then($DONE, $DONE);
}, $DONE).catch($DONE);
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