// Copyright 2012 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: --allow-natives-syntax // Check that keyed stores make things go dict mode faster than non-keyed // stores. function AddProps(obj) { for (var i = 0; i < 26; i++) { obj["x" + i] = 0; } } function AddPropsNonKeyed(obj) { obj.x0 = 0; obj.x1 = 0; obj.x2 = 0; obj.x3 = 0; obj.x4 = 0; obj.x5 = 0; obj.x6 = 0; obj.x7 = 0; obj.x8 = 0; obj.x9 = 0; obj.x10 = 0; obj.x11 = 0; obj.x12 = 0; obj.x13 = 0; obj.x14 = 0; obj.x15 = 0; obj.x16 = 0; obj.x17 = 0; obj.x18 = 0; obj.x19 = 0; obj.x20 = 0; obj.x21 = 0; obj.x22 = 0; obj.x23 = 0; obj.x24 = 0; obj.x25 = 0; } function AddProps3(obj) { obj["x0"] = 0; obj["x1"] = 0; obj["x2"] = 0; obj["x3"] = 0; obj["x4"] = 0; obj["x5"] = 0; obj["x6"] = 0; obj["x7"] = 0; obj["x8"] = 0; obj["x9"] = 0; obj["x10"] = 0; obj["x11"] = 0; obj["x12"] = 0; obj["x13"] = 0; obj["x14"] = 0; obj["x15"] = 0; obj["x16"] = 0; obj["x17"] = 0; obj["x18"] = 0; obj["x19"] = 0; obj["x20"] = 0; obj["x21"] = 0; obj["x22"] = 0; obj["x23"] = 0; obj["x24"] = 0; obj["x25"] = 0; } var keyed = {}; AddProps(keyed); assertFalse(%HasFastProperties(keyed)); var non_keyed = {}; AddPropsNonKeyed(non_keyed); assertTrue(%HasFastProperties(non_keyed)); var obj3 = {}; AddProps3(obj3); assertTrue(%HasFastProperties(obj3)); var funny_name = {}; funny_name[".foo"] = 0; assertTrue(%HasFastProperties(funny_name));