// Copyright 2011 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following
// disclaimer in the documentation and/or other materials provided
// with the distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// Flags: --harmony-proxies --allow-natives-syntax
// TODO(neis): These tests are temporarily commented out because of ongoing
// changes to the implementation of proxies.
//// Ensures that checking the "length" property of a function proxy doesn't
//// crash due to lack of a [[Get]] method.
//var handler = {
// get : function(r, n) { return n == "length" ? 2 : undefined }
//}
//
//
//// Calling (call, Function.prototype.call, Function.prototype.apply,
//// Function.prototype.bind).
//
//var global_object = this
//var receiver
//
//function TestCall(isStrict, callTrap) {
// assertEquals(42, callTrap(5, 37))
// assertSame(isStrict ? undefined : global_object, receiver)
//
// var handler = {
// get: function(r, k) {
// return k == "length" ? 2 : Function.prototype[k]
// }
// }
// var f = Proxy.createFunction(handler, callTrap)
// var o = {f: f}
// global_object.f = f
//
// receiver = 333
// assertEquals(42, f(11, 31))
// assertSame(isStrict ? undefined : global_object, receiver)
// receiver = 333
// assertEquals(42, o.f(10, 32))
// assertSame(o, receiver)
// receiver = 333
// assertEquals(42, o["f"](9, 33))
// assertSame(o, receiver)
// receiver = 333
// assertEquals(42, (1, o).f(8, 34))
// assertSame(o, receiver)
// receiver = 333
// assertEquals(42, (1, o)["f"](7, 35))
// assertSame(o, receiver)
// receiver = 333
// assertEquals(42, f.call(o, 32, 10))
// assertSame(o, receiver)
// receiver = 333
// assertEquals(42, f.call(undefined, 33, 9))
// assertSame(isStrict ? undefined : global_object, receiver)
// receiver = 333
// assertEquals(42, f.call(null, 33, 9))
// assertSame(isStrict ? null : global_object, receiver)
// receiver = 333
// assertEquals(44, f.call(2, 21, 23))
// assertSame(2, receiver.valueOf())
// receiver = 333
// assertEquals(42, Function.prototype.call.call(f, o, 20, 22))
// assertSame(o, receiver)
// receiver = 333
// assertEquals(43, Function.prototype.call.call(f, null, 20, 23))
// assertSame(isStrict ? null : global_object, receiver)
// assertEquals(44, Function.prototype.call.call(f, 2, 21, 23))
// assertEquals(2, receiver.valueOf())
// receiver = 333
// assertEquals(32, f.apply(o, [16, 16]))
// assertSame(o, receiver)
// receiver = 333
// assertEquals(32, Function.prototype.apply.call(f, o, [17, 15]))
// assertSame(o, receiver)
// receiver = 333
// assertEquals(42, %Call(f, o, 11, 31));
// assertSame(o, receiver)
// receiver = 333
// assertEquals(42, %Call(f, null, 11, 31));
// assertSame(isStrict ? null : global_object, receiver)
// receiver = 333
// assertEquals(42, %Apply(f, o, [11, 31], 0, 2))
// assertSame(o, receiver)
// receiver = 333
// assertEquals(42, %Apply(f, null, [11, 31], 0, 2))
// assertSame(isStrict ? null : global_object, receiver)
// receiver = 333
// assertEquals(42, %_Call(f, o, 11, 31))
// assertSame(o, receiver)
// receiver = 333
// assertEquals(42, %_Call(f, null, 11, 31))
// assertSame(isStrict ? null : global_object, receiver)
//
// var ff = Function.prototype.bind.call(f, o, 12)
// assertTrue(ff.length <= 1) // TODO(rossberg): Not spec'ed yet, be lax.
// receiver = 333
// assertEquals(42, ff(30))
// assertSame(o, receiver)
// receiver = 333
// assertEquals(33, Function.prototype.call.call(ff, {}, 21))
// assertSame(o, receiver)
// receiver = 333
// assertEquals(32, Function.prototype.apply.call(ff, {}, [20]))
// assertSame(o, receiver)
// receiver = 333
// assertEquals(23, %Call(ff, {}, 11));
// assertSame(o, receiver)
// receiver = 333
// assertEquals(23, %Call(ff, {}, 11, 3));
// assertSame(o, receiver)
// receiver = 333
// assertEquals(24, %Apply(ff, {}, [12, 13], 0, 1))
// assertSame(o, receiver)
// receiver = 333
// assertEquals(24, %Apply(ff, {}, [12, 13], 0, 2))
// assertSame(o, receiver)
// receiver = 333
// assertEquals(34, %_Call(ff, {}, 22))
// assertSame(o, receiver)
// receiver = 333
// assertEquals(34, %_Call(ff, {}, 22, 3))
// assertSame(o, receiver)
//
// var fff = Function.prototype.bind.call(ff, o, 30)
// assertEquals(0, fff.length)
// receiver = 333
// assertEquals(42, fff())
// assertSame(o, receiver)
// receiver = 333
// assertEquals(42, Function.prototype.call.call(fff, {}))
// assertSame(o, receiver)
// receiver = 333
// assertEquals(42, Function.prototype.apply.call(fff, {}))
// assertSame(o, receiver)
// receiver = 333
// assertEquals(42, %Call(fff, {}));
// assertSame(o, receiver)
// receiver = 333
// assertEquals(42, %Call(fff, {}, 11, 3))
// assertSame(o, receiver)
// receiver = 333
// assertEquals(42, %Apply(fff, {}, [], 0, 0))
// assertSame(o, receiver)
// receiver = 333
// assertEquals(42, %Apply(fff, {}, [12, 13], 0, 0))
// assertSame(o, receiver)
// receiver = 333
// assertEquals(42, %Apply(fff, {}, [12, 13], 0, 2))
// assertSame(o, receiver)
// receiver = 333
// assertEquals(42, %_Call(fff, {}))
// assertSame(o, receiver)
// receiver = 333
// assertEquals(42, %_Call(fff, {}, 3, 4, 5))
// assertSame(o, receiver)
//
// var f = CreateFrozen({}, callTrap)
// receiver = 333
// assertEquals(42, f(11, 31))
// assertSame(isStrict ? undefined : global_object, receiver)
// var o = {f: f}
// receiver = 333
// assertEquals(42, o.f(10, 32))
// assertSame(o, receiver)
// receiver = 333
// assertEquals(42, o["f"](9, 33))
// assertSame(o, receiver)
// receiver = 333
// assertEquals(42, (1, o).f(8, 34))
// assertSame(o, receiver)
// receiver = 333
// assertEquals(42, (1, o)["f"](7, 35))
// assertSame(o, receiver)
// receiver = 333
// assertEquals(42, Function.prototype.call.call(f, o, 20, 22))
// assertSame(o, receiver)
// receiver = 333
// assertEquals(32, Function.prototype.apply.call(f, o, [17, 15]))
// assertSame(o, receiver)
// receiver = 333
// assertEquals(23, %Call(f, o, 11, 12))
// assertSame(o, receiver)
// receiver = 333
// assertEquals(27, %Apply(f, o, [12, 13, 14], 1, 2))
// assertSame(o, receiver)
// receiver = 333
// assertEquals(42, %_Call(f, o, 18, 24))
// assertSame(o, receiver)
//}
//
//TestCall(false, function(x, y) {
// receiver = this
// return x + y
//})
//
//TestCall(true, function(x, y) {
// "use strict"
// receiver = this
// return x + y
//})
//
//TestCall(false, function() {
// receiver = this
// return arguments[0] + arguments[1]
//})
//
//TestCall(false, Proxy.createFunction(handler, function(x, y) {
// receiver = this
// return x + y
//}))
//
//TestCall(true, Proxy.createFunction(handler, function(x, y) {
// "use strict"
// receiver = this
// return x + y
//}))
//
//TestCall(false, CreateFrozen(handler, function(x, y) {
// receiver = this
// return x + y
//}))
//
//
//
//// Using intrinsics as call traps.
//
//function TestCallIntrinsic(type, callTrap) {
// var f = Proxy.createFunction({}, callTrap)
// var x = f()
// assertTrue(typeof x == type)
//}
//
//TestCallIntrinsic("boolean", Boolean)
//TestCallIntrinsic("number", Number)
//TestCallIntrinsic("string", String)
//TestCallIntrinsic("object", Object)
//TestCallIntrinsic("function", Function)
//
//
//
//// Throwing from call trap.
//
//function TestCallThrow(callTrap) {
// var f = Proxy.createFunction({}, callTrap)
// assertThrows(function(){ f(11) }, "myexn")
// assertThrows(function(){ ({x: f}).x(11) }, "myexn")
// assertThrows(function(){ ({x: f})["x"](11) }, "myexn")
// assertThrows(function(){ Function.prototype.call.call(f, {}, 2) }, "myexn")
// assertThrows(function(){ Function.prototype.apply.call(f, {}, [1]) }, "myexn")
// assertThrows(function(){ %Call(f, {}) }, "myexn")
// assertThrows(function(){ %Call(f, {}, 1, 2) }, "myexn")
// assertThrows(function(){ %Apply({}, f, [], 3, 0) }, "myexn")
// assertThrows(function(){ %Apply({}, f, [3, 4], 0, 1) }, "myexn")
// assertThrows(function(){ %_Call(f, {}) }, "myexn")
// assertThrows(function(){ %_Call(f, {}, 1, 2) }, "myexn")
//
// var f = CreateFrozen({}, callTrap)
// assertThrows(function(){ f(11) }, "myexn")
// assertThrows(function(){ ({x: f}).x(11) }, "myexn")
// assertThrows(function(){ ({x: f})["x"](11) }, "myexn")
// assertThrows(function(){ Function.prototype.call.call(f, {}, 2) }, "myexn")
// assertThrows(function(){ Function.prototype.apply.call(f, {}, [1]) }, "myexn")
// assertThrows(function(){ %Call(f, {}) }, "myexn")
// assertThrows(function(){ %Call(f, {}, 1, 2) }, "myexn")
// assertThrows(function(){ %Apply({}, f, [], 3, 0) }, "myexn")
// assertThrows(function(){ %Apply({}, f, [3, 4], 0, 1) }, "myexn")
// assertThrows(function(){ %_Call(f, {}) }, "myexn")
// assertThrows(function(){ %_Call(f, {}, 1, 2) }, "myexn")
//}
//
//TestCallThrow(function() { throw "myexn" })
//TestCallThrow(Proxy.createFunction({}, function() { throw "myexn" }))
//TestCallThrow(CreateFrozen({}, function() { throw "myexn" }))
//
//
//
//// Construction (new).
//
//var prototype = {myprop: 0}
//var receiver
//
//var handlerWithPrototype = {
// fix: function() { return { prototype: { value: prototype } }; },
// get: function(r, n) {
// if (n == "length") return 2;
// assertEquals("prototype", n);
// return prototype;
// }
//}
//
//var handlerSansPrototype = {
// fix: function() { return { length: { value: 2 } } },
// get: function(r, n) {
// if (n == "length") return 2;
// assertEquals("prototype", n);
// return undefined;
// }
//}
//
//function ReturnUndef(x, y) {
// "use strict";
// receiver = this;
// this.sum = x + y;
//}
//
//function ReturnThis(x, y) {
// "use strict";
// receiver = this;
// this.sum = x + y;
// return this;
//}
//
//function ReturnNew(x, y) {
// "use strict";
// receiver = this;
// return {sum: x + y};
//}
//
//function ReturnNewWithProto(x, y) {
// "use strict";
// receiver = this;
// var result = Object.create(prototype);
// result.sum = x + y;
// return result;
//}
//
//function TestConstruct(proto, constructTrap) {
// TestConstruct2(proto, constructTrap, handlerWithPrototype)
// TestConstruct2(proto, constructTrap, handlerSansPrototype)
//}
//
//function TestConstruct2(proto, constructTrap, handler) {
// var f = Proxy.createFunction(handler, function() {}, constructTrap)
// var o = new f(11, 31)
// assertEquals(undefined, receiver)
// assertEquals(42, o.sum)
// assertSame(proto, Object.getPrototypeOf(o))
//
// var f = CreateFrozen(handler, function() {}, constructTrap)
// var o = new f(11, 32)
// assertEquals(undefined, receiver)
// assertEquals(43, o.sum)
// assertSame(proto, Object.getPrototypeOf(o))
//}
//
//TestConstruct(Object.prototype, ReturnNew)
//TestConstruct(prototype, ReturnNewWithProto)
//
//TestConstruct(Object.prototype, Proxy.createFunction(handler, ReturnNew))
//TestConstruct(prototype, Proxy.createFunction(handler, ReturnNewWithProto))
//
//TestConstruct(Object.prototype, CreateFrozen(handler, ReturnNew))
//TestConstruct(prototype, CreateFrozen(handler, ReturnNewWithProto))
//
//
//
//// Construction with derived construct trap.
//
//function TestConstructFromCall(proto, returnsThis, callTrap) {
// TestConstructFromCall2(prototype, returnsThis, callTrap, handlerWithPrototype)
// TestConstructFromCall2(proto, returnsThis, callTrap, handlerSansPrototype)
//}
//
//function TestConstructFromCall2(proto, returnsThis, callTrap, handler) {
// // TODO(rossberg): handling of prototype for derived construct trap will be
// // fixed in a separate change. Commenting out checks below for now.
// var f = Proxy.createFunction(handler, callTrap)
// var o = new f(11, 31)
// if (returnsThis) assertEquals(o, receiver)
// assertEquals(42, o.sum)
// // assertSame(proto, Object.getPrototypeOf(o))
//
// var g = CreateFrozen(handler, callTrap)
// // assertSame(f.prototype, g.prototype)
// var o = new g(11, 32)
// if (returnsThis) assertEquals(o, receiver)
// assertEquals(43, o.sum)
// // assertSame(proto, Object.getPrototypeOf(o))
//}
//
//TestConstructFromCall(Object.prototype, true, ReturnUndef)
//TestConstructFromCall(Object.prototype, true, ReturnThis)
//TestConstructFromCall(Object.prototype, false, ReturnNew)
//TestConstructFromCall(prototype, false, ReturnNewWithProto)
//
//TestConstructFromCall(Object.prototype, true,
// Proxy.createFunction(handler, ReturnUndef))
//TestConstructFromCall(Object.prototype, true,
// Proxy.createFunction(handler, ReturnThis))
//TestConstructFromCall(Object.prototype, false,
// Proxy.createFunction(handler, ReturnNew))
//TestConstructFromCall(prototype, false,
// Proxy.createFunction(handler, ReturnNewWithProto))
//
//TestConstructFromCall(Object.prototype, true, CreateFrozen({}, ReturnUndef))
//TestConstructFromCall(Object.prototype, true, CreateFrozen({}, ReturnThis))
//TestConstructFromCall(Object.prototype, false, CreateFrozen({}, ReturnNew))
//TestConstructFromCall(prototype, false, CreateFrozen({}, ReturnNewWithProto))
//
//ReturnUndef.prototype = prototype
//ReturnThis.prototype = prototype
//ReturnNew.prototype = prototype
//ReturnNewWithProto.prototype = prototype
//
//TestConstructFromCall(prototype, true, ReturnUndef)
//TestConstructFromCall(prototype, true, ReturnThis)
//TestConstructFromCall(Object.prototype, false, ReturnNew)
//TestConstructFromCall(prototype, false, ReturnNewWithProto)
//
//TestConstructFromCall(Object.prototype, true,
// Proxy.createFunction(handler, ReturnUndef))
//TestConstructFromCall(Object.prototype, true,
// Proxy.createFunction(handler, ReturnThis))
//TestConstructFromCall(Object.prototype, false,
// Proxy.createFunction(handler, ReturnNew))
//TestConstructFromCall(prototype, false,
// Proxy.createFunction(handler, ReturnNewWithProto))
//
//TestConstructFromCall(prototype, true,
// Proxy.createFunction(handlerWithPrototype, ReturnUndef))
//TestConstructFromCall(prototype, true,
// Proxy.createFunction(handlerWithPrototype, ReturnThis))
//TestConstructFromCall(Object.prototype, false,
// Proxy.createFunction(handlerWithPrototype, ReturnNew))
//TestConstructFromCall(prototype, false,
// Proxy.createFunction(handlerWithPrototype,
// ReturnNewWithProto))
//
//TestConstructFromCall(prototype, true,
// CreateFrozen(handlerWithPrototype, ReturnUndef))
//TestConstructFromCall(prototype, true,
// CreateFrozen(handlerWithPrototype, ReturnThis))
//TestConstructFromCall(Object.prototype, false,
// CreateFrozen(handlerWithPrototype, ReturnNew))
//TestConstructFromCall(prototype, false,
// CreateFrozen(handlerWithPrototype, ReturnNewWithProto))
//
//
//
//// Throwing from the construct trap.
//
//function TestConstructThrow(trap) {
// TestConstructThrow2(Proxy.createFunction({ fix: function() {return {};} },
// trap))
// TestConstructThrow2(Proxy.createFunction({ fix: function() {return {};} },
// function() {},
// trap))
//}
//
//function TestConstructThrow2(f) {
// assertThrows(function(){ new f(11) }, "myexn")
// Object.freeze(f)
// assertThrows(function(){ new f(11) }, "myexn")
//}
//
//TestConstructThrow(function() { throw "myexn" })
//TestConstructThrow(Proxy.createFunction({}, function() { throw "myexn" }))
//TestConstructThrow(CreateFrozen({}, function() { throw "myexn" }))
//
//
//
//// Using function proxies as getters and setters.
//
//var value
//var receiver
//
//function TestAccessorCall(getterCallTrap, setterCallTrap) {
// var handler = { fix: function() { return {} } }
// var pgetter = Proxy.createFunction(handler, getterCallTrap)
// var psetter = Proxy.createFunction(handler, setterCallTrap)
//
// var o = {}
// var oo = Object.create(o)
// Object.defineProperty(o, "a", {get: pgetter, set: psetter})
// Object.defineProperty(o, "b", {get: pgetter})
// Object.defineProperty(o, "c", {set: psetter})
// Object.defineProperty(o, "3", {get: pgetter, set: psetter})
// Object.defineProperty(oo, "a", {value: 43})
//
// receiver = ""
// assertEquals(42, o.a)
// assertSame(o, receiver)
// receiver = ""
// assertEquals(42, o.b)
// assertSame(o, receiver)
// receiver = ""
// assertEquals(undefined, o.c)
// assertEquals("", receiver)
// receiver = ""
// assertEquals(42, o["a"])
// assertSame(o, receiver)
// receiver = ""
// assertEquals(42, o[3])
// assertSame(o, receiver)
//
// receiver = ""
// assertEquals(43, oo.a)
// assertEquals("", receiver)
// receiver = ""
// assertEquals(42, oo.b)
// assertSame(oo, receiver)
// receiver = ""
// assertEquals(undefined, oo.c)
// assertEquals("", receiver)
// receiver = ""
// assertEquals(43, oo["a"])
// assertEquals("", receiver)
// receiver = ""
// assertEquals(42, oo[3])
// assertSame(oo, receiver)
//
// receiver = ""
// assertEquals(50, o.a = 50)
// assertSame(o, receiver)
// assertEquals(50, value)
// receiver = ""
// assertEquals(51, o.b = 51)
// assertEquals("", receiver)
// assertEquals(50, value) // no setter
// assertThrows(function() { "use strict"; o.b = 51 }, TypeError)
// receiver = ""
// assertEquals(52, o.c = 52)
// assertSame(o, receiver)
// assertEquals(52, value)
// receiver = ""
// assertEquals(53, o["a"] = 53)
// assertSame(o, receiver)
// assertEquals(53, value)
// receiver = ""
// assertEquals(54, o[3] = 54)
// assertSame(o, receiver)
// assertEquals(54, value)
//
// value = 0
// receiver = ""
// assertEquals(60, oo.a = 60)
// assertEquals("", receiver)
// assertEquals(0, value) // oo has own 'a'
// assertEquals(61, oo.b = 61)
// assertSame("", receiver)
// assertEquals(0, value) // no setter
// assertThrows(function() { "use strict"; oo.b = 61 }, TypeError)
// receiver = ""
// assertEquals(62, oo.c = 62)
// assertSame(oo, receiver)
// assertEquals(62, value)
// receiver = ""
// assertEquals(63, oo["c"] = 63)
// assertSame(oo, receiver)
// assertEquals(63, value)
// receiver = ""
// assertEquals(64, oo[3] = 64)
// assertSame(oo, receiver)
// assertEquals(64, value)
//}
//
//TestAccessorCall(
// function() { receiver = this; return 42 },
// function(x) { receiver = this; value = x }
//)
//
//TestAccessorCall(
// function() { "use strict"; receiver = this; return 42 },
// function(x) { "use strict"; receiver = this; value = x }
//)
//
//TestAccessorCall(
// Proxy.createFunction({}, function() { receiver = this; return 42 }),
// Proxy.createFunction({}, function(x) { receiver = this; value = x })
//)
//
//TestAccessorCall(
// CreateFrozen({}, function() { receiver = this; return 42 }),
// CreateFrozen({}, function(x) { receiver = this; value = x })
//)
//
//
//
//// Passing a proxy function to higher-order library functions.
//
//function TestHigherOrder(f) {
// assertEquals(6, [6, 2].map(f)[0])
// assertEquals(4, [5, 2].reduce(f, 4))
// assertTrue([1, 2].some(f))
// assertEquals("a.b.c", "a.b.c".replace(".", f))
//}
//
//TestHigherOrder(function(x) { return x })
//TestHigherOrder(function(x) { "use strict"; return x })
//TestHigherOrder(Proxy.createFunction({}, function(x) { return x }))
//TestHigherOrder(CreateFrozen({}, function(x) { return x }))
//
//
//
//// TODO(rossberg): Ultimately, I want to have the following test function
//// run through, but it currently fails on so many cases (some not even
//// involving proxies), that I leave that for later...
///*
//function TestCalls() {
// var handler = {
// get: function(r, k) {
// return k == "length" ? 2 : Function.prototype[k]
// }
// }
// var bind = Function.prototype.bind
// var o = {}
//
// var traps = [
// function(x, y) {
// return {receiver: this, result: x + y, strict: false}
// },
// function(x, y) { "use strict";
// return {receiver: this, result: x + y, strict: true}
// },
// function() {
// var x = arguments[0], y = arguments[1]
// return {receiver: this, result: x + y, strict: false}
// },
// Proxy.createFunction(handler, function(x, y) {
// return {receiver: this, result: x + y, strict: false}
// }),
// Proxy.createFunction(handler, function() {
// var x = arguments[0], y = arguments[1]
// return {receiver: this, result: x + y, strict: false}
// }),
// Proxy.createFunction(handler, function(x, y) { "use strict"
// return {receiver: this, result: x + y, strict: true}
// }),
// CreateFrozen(handler, function(x, y) {
// return {receiver: this, result: x + y, strict: false}
// }),
// CreateFrozen(handler, function(x, y) { "use strict"
// return {receiver: this, result: x + y, strict: true}
// }),
// ]
// var creates = [
// function(trap) { return trap },
// function(trap) { return CreateFrozen({}, callTrap) },
// function(trap) { return Proxy.createFunction(handler, callTrap) },
// function(trap) {
// return Proxy.createFunction(handler, CreateFrozen({}, callTrap))
// },
// function(trap) {
// return Proxy.createFunction(handler, Proxy.createFunction(handler, callTrap))
// },
// ]
// var binds = [
// function(f, o, x, y) { return f },
// function(f, o, x, y) { return bind.call(f, o) },
// function(f, o, x, y) { return bind.call(f, o, x) },
// function(f, o, x, y) { return bind.call(f, o, x, y) },
// function(f, o, x, y) { return bind.call(f, o, x, y, 5) },
// function(f, o, x, y) { return bind.call(bind.call(f, o), {}, x, y) },
// function(f, o, x, y) { return bind.call(bind.call(f, o, x), {}, y) },
// function(f, o, x, y) { return bind.call(bind.call(f, o, x, y), {}, 5) },
// ]
// var calls = [
// function(f, x, y) { return f(x, y) },
// function(f, x, y) { var g = f; return g(x, y) },
// function(f, x, y) { with ({}) return f(x, y) },
// function(f, x, y) { var g = f; with ({}) return g(x, y) },
// function(f, x, y, o) { with (o) return f(x, y) },
// function(f, x, y, o) { return f.call(o, x, y) },
// function(f, x, y, o) { return f.apply(o, [x, y]) },
// function(f, x, y, o) { return Function.prototype.call.call(f, o, x, y) },
// function(f, x, y, o) { return Function.prototype.apply.call(f, o, [x, y]) },
// function(f, x, y, o) { return %_Call(f, o, x, y) },
// function(f, x, y, o) { return %Call(f, o, x, y) },
// function(f, x, y, o) { return %Apply(f, o, [null, x, y, null], 1, 2) },
// function(f, x, y, o) { return %Apply(f, o, arguments, 2, 2) },
// function(f, x, y, o) { if (typeof o == "object") return o.f(x, y) },
// function(f, x, y, o) { if (typeof o == "object") return o["f"](x, y) },
// function(f, x, y, o) { if (typeof o == "object") return (1, o).f(x, y) },
// function(f, x, y, o) { if (typeof o == "object") return (1, o)["f"](x, y) },
// ]
// var receivers = [o, global_object, undefined, null, 2, "bla", true]
// var expectedSloppies = [o, global_object, global_object, global_object]
//
// for (var t = 0; t < traps.length; ++t) {
// for (var i = 0; i < creates.length; ++i) {
// for (var j = 0; j < binds.length; ++j) {
// for (var k = 0; k < calls.length; ++k) {
// for (var m = 0; m < receivers.length; ++m) {
// for (var n = 0; n < receivers.length; ++n) {
// var bound = receivers[m]
// var receiver = receivers[n]
// var func = binds[j](creates[i](traps[t]), bound, 31, 11)
// var expected = j > 0 ? bound : receiver
// var expectedSloppy = expectedSloppies[j > 0 ? m : n]
// o.f = func
// global_object.f = func
// var x = calls[k](func, 11, 31, receiver)
// if (x !== undefined) {
// assertEquals(42, x.result)
// if (calls[k].length < 4)
// assertSame(x.strict ? undefined : global_object, x.receiver)
// else if (x.strict)
// assertSame(expected, x.receiver)
// else if (expectedSloppy === undefined)
// assertSame(expected, x.receiver.valueOf())
// else
// assertSame(expectedSloppy, x.receiver)
// }
// }
// }
// }
// }
// }
// }
//}
//
//TestCalls()
//*/
//
//var realms = [Realm.create(), Realm.create()];
//Realm.shared = {};
//
//Realm.eval(realms[0], "function f() { return this; };");
//Realm.eval(realms[0], "Realm.shared.f = f;");
//Realm.eval(realms[0], "Realm.shared.fg = this;");
//Realm.eval(realms[1], "function g() { return this; };");
//Realm.eval(realms[1], "Realm.shared.g = g;");
//Realm.eval(realms[1], "Realm.shared.gg = this;");
//
//var fp = Proxy.createFunction({}, Realm.shared.f);
//var gp = Proxy.createFunction({}, Realm.shared.g);
//
//for (var i = 0; i < 10; i++) {
// assertEquals(Realm.shared.fg, fp());
// assertEquals(Realm.shared.gg, gp());
//
// with (this) {
// assertEquals(this, fp());
// assertEquals(this, gp());
// }
//
// with ({}) {
// assertEquals(Realm.shared.fg, fp());
// assertEquals(Realm.shared.gg, gp());
// }
//}