Adding upstream version 86.0.1.upstream/86.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 53 insertions, 0 deletions

diff --git a/js/src/tests/test262/built-ins/Promise/race/iter-next-val-err-reject.js b/js/src/tests/test262/built-ins/Promise/race/iter-next-val-err-reject.js
new file mode 100644
index 0000000000..866d9af062
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Promise/race/iter-next-val-err-reject.js
@@ -0,0 +1,53 @@
+// |reftest| async
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+description: >
+  Error when accessing an iterator result's `value` property (rejecting
+  promise)
+esid: sec-promise.race
+info: |
+    11. Let result be PerformPromiseRace(iteratorRecord, C, promiseCapability).
+    12. If result is an abrupt completion,
+        a. If iteratorRecord.[[done]] is false, let result be
+           IteratorClose(iterator, result).
+        b. IfAbruptRejectPromise(result, promiseCapability).
+
+    [...]
+
+    25.4.4.3.1 Runtime Semantics: PerformPromiseRace
+
+    1. Repeat
+        [...]
+        e. Let nextValue be IteratorValue(next).
+        f. If nextValue is an abrupt completion, set iteratorRecord.[[done]] to
+           true.
+        g. ReturnIfAbrupt(nextValue).
+features: [Symbol.iterator]
+flags: [async]
+---*/
+
+var iterNextValThrows = {};
+var poisonedVal = {
+  done: false
+};
+var error = new Test262Error();
+Object.defineProperty(poisonedVal, 'value', {
+  get: function() {
+    throw error;
+  }
+});
+iterNextValThrows[Symbol.iterator] = function() {
+  return {
+    next: function() {
+      return poisonedVal;
+    }
+  };
+};
+
+Promise.race(iterNextValThrows).then(function() {
+  $DONE('The promise should be rejected.');
+}, function(reason) {
+  assert.sameValue(reason, error);
+}).then($DONE, $DONE);