summaryrefslogtreecommitdiffstats
path: root/js/src/tests/test262/built-ins/Promise/prototype/then/resolve-settled-rejected-poisoned-then.js
diff options
context:
space:
mode:
Diffstat (limited to 'js/src/tests/test262/built-ins/Promise/prototype/then/resolve-settled-rejected-poisoned-then.js')
-rw-r--r--js/src/tests/test262/built-ins/Promise/prototype/then/resolve-settled-rejected-poisoned-then.js58
1 files changed, 58 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Promise/prototype/then/resolve-settled-rejected-poisoned-then.js b/js/src/tests/test262/built-ins/Promise/prototype/then/resolve-settled-rejected-poisoned-then.js
new file mode 100644
index 0000000000..2f33c820bb
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Promise/prototype/then/resolve-settled-rejected-poisoned-then.js
@@ -0,0 +1,58 @@
+// |reftest| async
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: Resolving with an object with a "poisoned" `then` property from a rejected promise
+es6id: 25.4.5.3
+info: |
+ [...]
+ 7. Return PerformPromiseThen(promise, onFulfilled, onRejected,
+ resultCapability).
+
+ 25.4.5.3.1 PerformPromiseThen
+ [...]
+ 9. Else if the value of promise's [[PromiseState]] internal slot is
+ "rejected",
+ a. Let reason be the value of promise's [[PromiseResult]] internal slot.
+ b. Perform EnqueueJob("PromiseJobs", PromiseReactionJob,
+ «rejectReaction, reason»).
+
+ 25.4.2.1 PromiseReactionJob
+ [...]
+ 8. Let status be Call(promiseCapability.[[Resolve]], undefined,
+ «handlerResult.[[value]]»).
+ [...]
+
+ 25.4.1.3.2 Promise Resolve Functions
+ [...]
+ 8. Let then be Get(resolution, "then").
+ 9. If then is an abrupt completion, then
+ a. Return RejectPromise(promise, then.[[value]]).
+flags: [async]
+---*/
+
+var value = {};
+var poisonedThen = Object.defineProperty({}, 'then', {
+ get: function() {
+ throw value;
+ }
+});
+var p1 = new Promise(function(_, reject) {
+ reject();
+});
+var p2;
+
+p2 = p1.then(function() {}, function() {
+ return poisonedThen;
+});
+
+p2.then(function(x) {
+ $DONE('The promise should not be fulfilled.');
+}, function(x) {
+ if (x !== value) {
+ $DONE('The promise should be rejected with the thrown exception.');
+ return;
+ }
+
+ $DONE();
+});