mirror of https://github.com/tc39/test262.git
65 lines
1.6 KiB
JavaScript
65 lines
1.6 KiB
JavaScript
// This file was procedurally generated from the following sources:
|
|
// - src/async-generators/yield-star-next-get-abrupt.case
|
|
// - src/async-generators/default/async-declaration.template
|
|
/*---
|
|
description: Abrupt completion while getting next (Async generator Function declaration)
|
|
esid: prod-AsyncGeneratorDeclaration
|
|
features: [Symbol.iterator, Symbol.asyncIterator, async-iteration]
|
|
flags: [generated, async]
|
|
info: |
|
|
Async Generator Function Definitions
|
|
|
|
AsyncGeneratorDeclaration:
|
|
async [no LineTerminator here] function * BindingIdentifier ( FormalParameters ) {
|
|
AsyncGeneratorBody }
|
|
|
|
|
|
YieldExpression: yield * AssignmentExpression
|
|
...
|
|
6. Repeat
|
|
a. If received.[[Type]] is normal, then
|
|
ii. Let innerResult be ? Invoke(iterator, "next",
|
|
« received.[[Value]] »).
|
|
...
|
|
|
|
---*/
|
|
var reason = {};
|
|
var obj = {
|
|
get [Symbol.iterator]() {
|
|
throw new Test262Error('it should not get Symbol.iterator');
|
|
},
|
|
[Symbol.asyncIterator]() {
|
|
return {
|
|
get next() {
|
|
throw reason;
|
|
}
|
|
};
|
|
}
|
|
};
|
|
|
|
|
|
|
|
var callCount = 0;
|
|
|
|
async function *gen() {
|
|
callCount += 1;
|
|
yield* obj;
|
|
throw new Test262Error('abrupt completion closes iter');
|
|
|
|
}
|
|
|
|
var iter = gen();
|
|
|
|
iter.next().then(() => {
|
|
throw new Test262Error('Promise incorrectly fulfilled.');
|
|
}, v => {
|
|
assert.sameValue(v, reason, "reject reason");
|
|
|
|
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);
|
|
|
|
assert.sameValue(callCount, 1);
|