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// 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-weakmap-iterable
description: >
Closes iterator if item second entry completes abruptly.
info: |
WeakMap ( [ iterable ] )
...
9. Repeat
...
d. Let nextItem be IteratorValue(next).
...
i. Let v be Get(nextItem, "1").
j. If v is an abrupt completion, return IteratorClose(iter, v).
...
features: [Symbol.iterator]
---*/
var count = 0;
var item = ['foo', 'bar'];
Object.defineProperty(item, 1, {
get: function() {
throw new Test262Error();
}
});
var iterable = {};
iterable[Symbol.iterator] = function() {
return {
next: function() {
return {
value: item,
done: false
};
},
return: function() {
count++;
}
};
};
assert.throws(Test262Error, function() {
new WeakMap(iterable);
});
assert.sameValue(count, 1, 'The get error closed the iterator');
reportCompare(0, 0);
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