v8/test/mjsunit/compiler/promise-capability-default-closures.js
Camillo Bruni 1335b1ec36 [d8] Exit with error code upon unhandled promise rejection
With this CL d8 exits with an error code if there is an unhandled
promise rejection, e.g. due tue a failed assertion in a promise. Up
until now these assertions were just ignored.

Bug: v8:10556
Change-Id: I25f20e4be45a2de130562deb15f6a144f0ac976f
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2238569
Reviewed-by: Yang Guo <yangguo@chromium.org>
Reviewed-by: Marja Hölttä <marja@chromium.org>
Reviewed-by: Andreas Haas <ahaas@chromium.org>
Commit-Queue: Camillo Bruni <cbruni@chromium.org>
Cr-Commit-Position: refs/heads/master@{#68503}
2020-06-24 07:21:58 +00:00

52 lines
1.3 KiB
JavaScript

// Copyright 2018 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --allow-natives-syntax
(function() {
var resolve, value;
(new Promise(r => resolve = r)).then(v => value = v);
function foo() { resolve(1); }
%PrepareFunctionForOptimization(foo);
foo();
foo();
%OptimizeFunctionOnNextCall(foo);
foo();
setTimeout(_ => assertEquals(1, value));
})();
(function() {
var reject, value;
(new Promise((_, r) => reject = r)).catch(v => value = v);
function foo() { reject(1); }
%PrepareFunctionForOptimization(foo);
foo();
foo();
%OptimizeFunctionOnNextCall(foo);
foo();
setTimeout(_ => assertEquals(1, value));
})();
(function() {
var value;
function foo(x) { return new Promise((resolve, reject) => resolve(x)); }
%PrepareFunctionForOptimization(foo);
foo(1);
foo(1);
%OptimizeFunctionOnNextCall(foo);
foo(1).then(v => value = v);
setTimeout(_ => assertEquals(1, value));
})();
(function() {
var value;
function foo(x) { return new Promise((resolve, reject) => reject(x)); }
%PrepareFunctionForOptimization(foo);
foo(1).catch(() => { /* ignore */ });
foo(1).catch(() => { /* ignore */ });
%OptimizeFunctionOnNextCall(foo);
foo(1).catch(v => value = v);
setTimeout(_ => assertEquals(1, value));
})();