test262/test/built-ins/Set/set-iterator-next-failure.js

31 lines
661 B
JavaScript

// Copyright (C) 2015 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-set-constructor
description: >
Set ( [ iterable ] )
When the Set function is called with optional argument iterable the following steps are taken:
...
9. Repeat
a. Let next be IteratorStep(iter).
b. ReturnIfAbrupt(next).
features: [Symbol.iterator]
---*/
var iterable = {};
function MyError() {};
iterable[Symbol.iterator] = function() {
return {
next: function() {
throw new MyError();
}
};
};
assert.throws(MyError, function() {
new Set(iterable);
});