src/dstr-assignment-for-await/array-elem-target-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 DestructuringAssignmentTarget of an
    AssignmentElement within a generator function body, it behaves as a
    YieldExpression.
template: async-generator
features: [generators]
---*/

//- setup
let value = [33];
let x = {};
let iterationResult;

//- elems
[ x[yield] ]
//- vals
[33]


//- teardown
iter.next().then(iterationResult => {
  assert.sameValue(iterationResult.value, undefined);
  assert.sameValue(iterationResult.done, false);
  assert.sameValue(x.prop, undefined);

  iter.next('prop').then(iterationResult => {
    assert.sameValue(iterationResult.value, undefined);
    assert.sameValue(iterationResult.done, true);
    assert.sameValue(x.prop, 33);
  }).then($DONE, $DONE);
});