v8/test/mjsunit/regress/regress-804801.js
jgruber c0a6e85153 [builtins] Allow bound function / proxy add in collection ctors
Bug: chromium:804801
Change-Id: I2d54e98df09b0ed5ccfcddd0815ad162641e03d6
Reviewed-on: https://chromium-review.googlesource.com/883121
Reviewed-by: Benedikt Meurer <bmeurer@chromium.org>
Reviewed-by: Peter Marshall <petermarshall@chromium.org>
Commit-Queue: Jakob Gruber <jgruber@chromium.org>
Cr-Commit-Position: refs/heads/master@{#50827}
2018-01-24 09:49:14 +00:00

35 lines
804 B
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.
function f() { return 42; }
const bound_function = f.bind();
const callable_proxy = new Proxy(function(){}.__proto__, {});
function testSet(ctor) {
new ctor([]);
new ctor([{},{}]);
}
function testMap(ctor) {
new ctor([]);
new ctor([[{},{}],[{},{}]]);
}
function testAllVariants(set_or_add_function) {
Set.prototype.add = set_or_add_function;
testSet(Set);
WeakSet.prototype.add = set_or_add_function;
testSet(WeakSet);
Map.prototype.set = set_or_add_function;
testMap(Map);
WeakMap.prototype.set = set_or_add_function;
testMap(WeakMap);
}
testAllVariants(bound_function);
testAllVariants(callable_proxy);