// Copyright 2009 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
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

function makeArrayInObject() {
  return { foo: [] };
}

var a = makeArrayInObject();
a.foo.push(5);
var b = makeArrayInObject();
assertEquals(0, b.foo.length, "Array in object");

function makeObjectInObject() {
  return { foo: {} };
}

a = makeObjectInObject();
a.foo.bar = 1;
b = makeObjectInObject();
assertEquals('undefined', typeof(b.foo.bar), "Object in object");

function makeObjectInArray() {
  return [ {} ];
}

a = makeObjectInArray();
a[0].bar = 1;
b = makeObjectInArray();
assertEquals('undefined', typeof(b[0].bar), "Object in array");

function makeArrayInArray() {
  return [ [] ];
}

a = makeArrayInArray();
a[0].push(5);
b = makeArrayInArray();
assertEquals(0, b[0].length, "Array in array");