mirror of
https://github.com/tc39/test262.git
synced 2025-10-31 19:53:50 +01:00
43 lines
1.4 KiB
JavaScript
43 lines
1.4 KiB
JavaScript
// Copyright 2017 the V8 project authors. All rights reserved.
|
|
// This code is governed by the BSD license found in the LICENSE file.
|
|
|
|
/*---
|
|
author: Caitlin Potter <caitp@igalia.com>
|
|
esid: 14.4
|
|
description: >
|
|
`yield` is a valid statement within async generator function bodies.
|
|
flags: [async]
|
|
features: [async-iteration]
|
|
---*/
|
|
|
|
var g1 = async function*() { yield; };
|
|
var g2 = async function*() { yield 1; };
|
|
|
|
var iter1 = g1();
|
|
iter1.next().then(function(result) {
|
|
assert.sameValue(
|
|
result.value, undefined, "Without right-hand-side: first result `value`");
|
|
assert.sameValue(
|
|
result.done, false, "Without right-hand-side: first result `done` flag");
|
|
}).then(undefined, $DONE);
|
|
iter1.next().then(function(result) {
|
|
assert.sameValue(
|
|
result.value, undefined, "Without right-hand-side: second result `value`");
|
|
assert.sameValue(
|
|
result.done, true, "Without right-hand-side: second result `done` flag");
|
|
}).then(undefined, $DONE);
|
|
|
|
var iter2 = g2();
|
|
iter2.next().then(function(result) {
|
|
assert.sameValue(
|
|
result.value, 1, "With right-hand-side: first result `value`");
|
|
assert.sameValue(
|
|
result.done, false, "With right-hand-side: first result `done` flag");
|
|
}).then(undefined, $DONE);
|
|
iter2.next().then(function(result) {
|
|
assert.sameValue(
|
|
result.value, undefined, "With right-hand-side: second result `value`");
|
|
assert.sameValue(
|
|
result.done, true, "With right-hand-side: second result `done` flag");
|
|
}).then($DONE, $DONE);
|