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// Copyright 2017 Tooru Fujisawa. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
template: default
desc: Non object returned by [Symbol.asyncIterator]() - boolean
info: |
YieldExpression: yield * AssignmentExpression
1. Let exprRef be the result of evaluating AssignmentExpression.
2. Let value be ? GetValue(exprRef).
3. Let generatorKind be ! GetGeneratorKind().
4. Let iterator be ? GetIterator(value, generatorKind).
...
GetIterator ( obj [ , hint ] )
...
3. If hint is async,
a. Set method to ? GetMethod(obj, @@asyncIterator).
...
6. Let iterator be ? Call(method, obj).
7. If Type(iterator) is not Object, throw a TypeError exception.
...
features: [Symbol.asyncIterator]
flags: [async]
---*/
//- setup
var obj = {
get [Symbol.iterator]() {
throw new Test262Error('it should not get Symbol.iterator');
},
[Symbol.asyncIterator]() {
return true;
}
};
//- body
yield* obj;
throw new Test262Error('abrupt completion closes iter');
//- assertions
iter.next().then(() => {
throw new Test262Error('Promise incorrectly fulfilled.');
}, v => {
assert.sameValue(v.constructor, TypeError, "TypeError");
iter.next().then(({ done, value }) => {
assert.sameValue(done, true, 'the iterator is completed');
assert.sameValue(value, undefined, 'value is undefined');
}).then($DONE, $DONE);
}).catch($DONE);
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