deps/v8/test/mjsunit/es6/promise-all-resolve-not-callable.js


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30

// Copyright 2020 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// Flags: --allow-natives-syntax

load('test/mjsunit/test-async.js');

// Promise.all should call IteratorClose if Promise.resolve is not callable.

let returnCount = 0;
let iter = {
  [Symbol.iterator]() {
    return {
      return() {
        returnCount++;
      }
    };
  }
};

Promise.resolve = "certainly not callable";

testAsync(assert => {
  assert.plan(2);
  Promise.all(iter).then(assert.unreachable, reason => {
    assert.equals(true, reason instanceof TypeError);
    assert.equals(1, returnCount);
  });
});