src/dstr-assignment-for-await/obj-prop-elem-init-yield-expr.case

// 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
    and within a generator function body, it should behave as a
    YieldExpression.
template: async-generator
es6id: 12.14.5.4
features: [generators]
---*/

//- setup
let x;
//- elems
{ x: x = yield }
//- vals
{}
//- teardown
iter.next().then(result => {
  assert.sameValue(result.value, undefined);
  assert.sameValue(result.done, false);
  assert.sameValue(x, undefined);

  iter.next(86).then(result => {
    assert.sameValue(result.value, undefined);
    assert.sameValue(result.done, true);
    assert.sameValue(x, 86);
  }).then($DONE, $DONE);
});