// This file was procedurally generated from the following sources:
// - src/dstr-binding-for-await/ary-ptrn-rest-id-exhausted.case
// - src/dstr-binding-for-await/default/for-await-of-async-func-var.template
/*---
description: RestElement applied to an exhausted iterator (for-await-of statement)
esid: sec-for-in-and-for-of-statements-runtime-semantics-labelledevaluation
features: [Symbol.iterator, destructuring-binding, async-iteration]
flags: [generated, async]
info: |
    IterationStatement :
        for await ( var ForBinding of AssignmentExpression ) Statement

    [...]
    2. Return ? ForIn/OfBodyEvaluation(ForBinding, Statement, keyResult,
        varBinding, labelSet, async).

    13.7.5.13 Runtime Semantics: ForIn/OfBodyEvaluation

    [...]
    4. Let destructuring be IsDestructuring of lhs.
    [...]
    6. Repeat
       [...]
       j. If destructuring is false, then
          [...]
       k. Else
          i. If lhsKind is assignment, then
             [...]
          ii. Else if lhsKind is varBinding, then
              1. Assert: lhs is a ForBinding.
              2. Let status be the result of performing BindingInitialization
                 for lhs passing nextValue and undefined as the arguments.
          [...]

    13.3.3.6 Runtime Semantics: IteratorBindingInitialization
    BindingRestElement : ... BindingIdentifier
    1. Let lhs be ResolveBinding(StringValue of BindingIdentifier,
       environment).
    2. ReturnIfAbrupt(lhs). 3. Let A be ArrayCreate(0). 4. Let n=0. 5. Repeat,
       [...]
       b. If iteratorRecord.[[done]] is true, then
          i. If environment is undefined, return PutValue(lhs, A).
          ii. Return InitializeReferencedBinding(lhs, A).

---*/

var iterCount = 0;

async function fn() {
  for await (var [, , ...x] of [[1, 2]]) {
    assert(Array.isArray(x));
    assert.sameValue(x.length, 0);

    iterCount += 1;
  }
}

fn()
  .then(() => assert.sameValue(iterCount, 1, 'iteration occurred as expected'), $DONE)
  .then($DONE, $DONE);

