v8/test/mjsunit/es6/large-classes-methods.js
Mythri A 2c95484ae7 Reland [cleanup][test] split es6/classes.js into different tests
Reland after splitting large classes further.

es6/classes.js is large and causes timeouts and OOM on some of the
configurations.

Bug: v8:9246
Change-Id: I51952447eb6a6b46d78410d5d3798292f5a8d87d
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1706061
Commit-Queue: Mythri Alle <mythria@chromium.org>
Reviewed-by: Sathya Gunasekaran <gsathya@chromium.org>
Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Cr-Commit-Position: refs/heads/master@{#62864}
2019-07-23 09:13:26 +00:00

39 lines
1.2 KiB
JavaScript

// Copyright 2019 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 testLargeClassesMethods() {
// This is to test for dictionary mode when there more than
// kMaxNumberOfDescriptors (1024) properties.
const kLimit = 1030;
let evalString = "(function(i) { " +
"let clazz = class { " +
" constructor(i) { this.value = i; } ";
for (let i = 0; i < kLimit; i++) {
evalString += "property"+i+"() { return "+i+"; }; "
}
evalString += "};" +
" return new clazz(i); })";
let fn = eval(evalString);
%PrepareFunctionForOptimization(fn);
assertEquals(fn(1).value, 1);
assertEquals(fn(2).value, 2);
assertEquals(fn(3).value, 3);
%OptimizeFunctionOnNextCall(fn);
assertEquals(fn(4).value, 4);
let instance = fn(1);
assertEquals(Object.getOwnPropertyNames(instance).length, 1);
assertEquals(Object.getOwnPropertyNames(instance.__proto__).length,
kLimit + 1);
// Call all instance functions.
for (let i = 0; i < kLimit; i++) {
const key = "property" + i;
assertEquals(instance[key](), i);
}
})();