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Diffstat (limited to 'js/src/tests/test262/built-ins/AsyncFromSyncIteratorPrototype/next/iterator-result-poisoned-value.js')
-rw-r--r-- | js/src/tests/test262/built-ins/AsyncFromSyncIteratorPrototype/next/iterator-result-poisoned-value.js | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/AsyncFromSyncIteratorPrototype/next/iterator-result-poisoned-value.js b/js/src/tests/test262/built-ins/AsyncFromSyncIteratorPrototype/next/iterator-result-poisoned-value.js new file mode 100644 index 0000000000..6a0e49439d --- /dev/null +++ b/js/src/tests/test262/built-ins/AsyncFromSyncIteratorPrototype/next/iterator-result-poisoned-value.js @@ -0,0 +1,55 @@ +// |reftest| async +// Copyright (C) 2018 Valerie Young. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-%asyncfromsynciteratorprototype%.next +description: next() will reject promise if getter `value` abrupt completes +info: | + %AsyncFromSyncIteratorPrototype%.next ( value ) + ... + 2. Let promiseCapability be ! NewPromiseCapability(%Promise%). + ... + 5. Let nextResult be IteratorNext(syncIteratorRecord, value). + 6. IfAbruptRejectPromise(nextResult, promiseCapability). + 7. Let nextDone be IteratorComplete(nextResult). + 8. If AbruptRejectPromise(nextDone, promiseCapability). + 9. Let nextValue be IteratorValue(nextResult). + 10. IfAbruptRejectPromise(nextValue, promiseCapability). + ... + 18. Return promiseCapability.[[Promise]]. + +flags: [async] +features: [async-iteration] +---*/ + +var thrownError = new Error("Catch me."); + +var obj = { + [Symbol.iterator]() { + return { + next() { + return { + get value() { + throw thrownError; + }, + done: false + } + } + }; + } +}; + +async function* asyncg() { + yield* obj; +} + +asyncg().next().then( + function (result) { + throw new Test262Error("Promise should be rejected."); + }, + function (err) { + assert.sameValue(err, thrownError, "Promise should be rejected with thrown error"); + } +).then($DONE, $DONE); + |