249bf75e0c
Both of them shipped in Chrome 49 without incident. Also move relevant tests from harmony/ to es6/. Review URL: https://codereview.chromium.org/1815773002 Cr-Commit-Position: refs/heads/master@{#34964}
103 lines
2.1 KiB
JavaScript
103 lines
2.1 KiB
JavaScript
// Copyright 2015 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.
|
|
|
|
"use strict";
|
|
var global = this;
|
|
|
|
(function TestGlobalReceiver() {
|
|
class A {
|
|
s(value) {
|
|
super.bla = value;
|
|
}
|
|
}
|
|
var a = new A();
|
|
a.s(9);
|
|
assertEquals(undefined, global.bla);
|
|
assertEquals(9, a.bla);
|
|
|
|
a = new A();
|
|
a.s.call(global, 10);
|
|
assertEquals(10, global.bla);
|
|
assertEquals(undefined, a.bla);
|
|
})();
|
|
|
|
|
|
(function TestProxyProto() {
|
|
var calls = 0;
|
|
var handler = {
|
|
set(t, p, v, r) {
|
|
calls++;
|
|
return Reflect.set(t, p, v, r);
|
|
},
|
|
getPropertyDescriptor(target, name) {
|
|
calls += 10;
|
|
return undefined;
|
|
}
|
|
};
|
|
var target = {};
|
|
var proxy = new Proxy(target, handler);
|
|
var object = {
|
|
__proto__: proxy,
|
|
setX(v) {
|
|
super.x = v;
|
|
},
|
|
setSymbol(sym, v) {
|
|
super[sym] = v;
|
|
}
|
|
};
|
|
|
|
object.setX(1);
|
|
assertEquals(1, object.x);
|
|
assertEquals(1, Object.getOwnPropertyDescriptor(object, 'x').value);
|
|
assertEquals(1, calls);
|
|
|
|
calls = 0;
|
|
object.setX.call(proxy, 2);
|
|
assertEquals(2, target.x);
|
|
assertEquals(1, Object.getOwnPropertyDescriptor(object, 'x').value);
|
|
assertEquals(1, calls);
|
|
|
|
var sym = Symbol();
|
|
calls = 0;
|
|
object.setSymbol.call(global, sym, 2);
|
|
assertEquals(2, Object.getOwnPropertyDescriptor(global, sym).value);
|
|
// We currently do not invoke proxy traps for symbols
|
|
assertEquals(1, calls);
|
|
});
|
|
|
|
|
|
(function TestProxyReceiver() {
|
|
var object = {
|
|
setY(v) {
|
|
super.y = v;
|
|
}
|
|
};
|
|
|
|
var calls = 0;
|
|
var target = {target:1};
|
|
var handler = {
|
|
getOwnPropertyDescriptor(t, name) {
|
|
calls++;
|
|
},
|
|
defineProperty(t, name, desc) {
|
|
calls += 10;
|
|
t[name] = desc.value;
|
|
return true;
|
|
},
|
|
set(target, name, value) {
|
|
assertUnreachable();
|
|
}
|
|
};
|
|
var proxy = new Proxy(target, handler);
|
|
|
|
assertEquals(undefined, object.y);
|
|
object.setY(10);
|
|
assertEquals(10, object.y);
|
|
|
|
// Change the receiver to the proxy, but the set is called on the global.
|
|
object.setY.call(proxy, 3);
|
|
assertEquals(3, target.y);
|
|
assertEquals(11, calls);
|
|
})();
|