JSTests/test262/test/built-ins/Proxy/deleteProperty/trap-is-not-callable-realm.js

// Copyright (C) 2016 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-delete-p
es6id: 9.5.10
description: >
  Throws when trap is not callable. (honoring the Realm of the current
  execution context)
info: |
    9.5.10 [[Delete]] (P)

    6. Let trap be GetMethod(handler, "deleteProperty").
    ...

    7.3.9 GetMethod (O, P)

    5. If IsCallable(func) is false, throw a TypeError exception.
features: [cross-realm]
---*/

var OProxy = $262.createRealm().global.Proxy;
var p = new OProxy({}, {
  deleteProperty: {}
});

assert.throws(TypeError, function() {
  delete p.attr;
});