13291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org// Copyright 2009 the V8 project authors. All rights reserved. 29a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// Redistribution and use in source and binary forms, with or without 39a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// modification, are permitted provided that the following conditions are 49a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// met: 59a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// 69a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// * Redistributions of source code must retain the above copyright 79a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// notice, this list of conditions and the following disclaimer. 89a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// * Redistributions in binary form must reproduce the above 99a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// copyright notice, this list of conditions and the following 109a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// disclaimer in the documentation and/or other materials provided 119a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// with the distribution. 129a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// * Neither the name of Google Inc. nor the names of its 139a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// contributors may be used to endorse or promote products derived 149a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// from this software without specific prior written permission. 159a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// 169a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 179a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 189a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 199a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 209a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 219a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 229a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 239a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 249a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 259a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 269a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 279a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com 283291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org// Flags: --expose-gc 293291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org 303291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org// Test that the clearing of object literal when normalizing objects 313291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org// works. In particular, test that the garbage collector handles the 323291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org// normalized object literals correctly. 333291210ab99f306b74430ebbc4b7d939629e699fager@chromium.orgfunction testLiteral(size) { 343291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org 353291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org // Build object-literal string. 363291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org var literal = "var o = { "; 373291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org 383291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org for (var i = 0; i < size; i++) { 393291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org if (i > 0) literal += ","; 403291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org literal += ("a" + i + ":" + i); 413291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org } 423291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org literal += "}"; 433291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org 443291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org // Create the object literal. 453291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org eval(literal); 463291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org 473291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org // Force normalization of the properties. 483291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org delete o["a" + (size - 1)]; 493291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org 503291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org // Perform GC. 513291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org gc(); 523291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org 533291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org // Check that the properties have the expected values. 543291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org for (var i = 0; i < size - 1; i++) { 553291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org assertEquals(i, o["a"+i]); 569a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com } 579a4089a092cad9ff23b6416b92cd5d818dc101d1mads.s.ager@gmail.com} 583291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org 593291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org// The sizes to test. 603291210ab99f306b74430ebbc4b7d939629e699fager@chromium.orgvar sizes = [0, 1, 2, 100, 200, 400, 1000]; 613291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org 623291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org// Run the test. 633291210ab99f306b74430ebbc4b7d939629e699fager@chromium.orgfor (var i = 0; i < sizes.length; i++) { 643291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org testLiteral(sizes[i]); 653291210ab99f306b74430ebbc4b7d939629e699fager@chromium.org} 66