mirror of https://github.com/tc39/test262.git
46 lines
1.2 KiB
JavaScript
46 lines
1.2 KiB
JavaScript
// Copyright (C) 2015 the V8 project authors. All rights reserved.
|
|
// This code is governed by the BSD license found in the LICENSE file.
|
|
|
|
/*---
|
|
esid: sec-proxy-object-internal-methods-and-internal-slots-call-thisargument-argumentslist
|
|
description: >
|
|
If the apply trap value is null, propagate the call to the target object.
|
|
info: |
|
|
[[Call]] (thisArgument, argumentsList)
|
|
|
|
...
|
|
5. Let trap be ? GetMethod(handler, "apply").
|
|
6. If trap is undefined, then
|
|
a. Return ? Call(target, thisArgument, argumentsList).
|
|
...
|
|
|
|
GetMethod ( V, P )
|
|
|
|
...
|
|
3. If func is either undefined or null, return undefined.
|
|
...
|
|
features: [Proxy]
|
|
---*/
|
|
|
|
var calls = 0;
|
|
var _context;
|
|
|
|
var target = new Proxy(function() {}, {
|
|
apply: function(_target, context, args) {
|
|
calls++;
|
|
_context = context;
|
|
return args[0] + args[1];
|
|
}
|
|
})
|
|
|
|
var p = new Proxy(target, {
|
|
apply: null
|
|
});
|
|
|
|
var context = {};
|
|
var res = p.call(context, 1, 2);
|
|
|
|
assert.sameValue(calls, 1, "apply is null: [[Call]] is invoked once");
|
|
assert.sameValue(_context, context, "apply is null: context is passed to [[Call]]");
|
|
assert.sameValue(res, 3, "apply is null: result of [[Call]] is returned");
|