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sourceRevisionAtLastExport: 33f2fb0e53d135f0ee17cfccd9d993eb2a6f47de targetRevisionAtLastExport: 31340cbd9add103f586d501b0c3354b7b182abc0
114 lines
3.0 KiB
JavaScript
114 lines
3.0 KiB
JavaScript
// Copyright 2012 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// Flags: --allow-natives-syntax
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// Check that keyed stores make things go dict mode faster than non-keyed
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// stores.
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function AddProps(obj) {
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for (var i = 0; i < 26; i++) {
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obj["x" + i] = 0;
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}
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}
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function AddPropsNonKeyed(obj) {
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obj.x0 = 0;
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obj.x1 = 0;
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obj.x2 = 0;
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obj.x3 = 0;
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obj.x4 = 0;
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obj.x5 = 0;
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obj.x6 = 0;
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obj.x7 = 0;
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obj.x8 = 0;
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obj.x9 = 0;
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obj.x10 = 0;
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obj.x11 = 0;
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obj.x12 = 0;
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obj.x13 = 0;
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obj.x14 = 0;
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obj.x15 = 0;
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obj.x16 = 0;
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obj.x17 = 0;
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obj.x18 = 0;
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obj.x19 = 0;
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obj.x20 = 0;
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obj.x21 = 0;
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obj.x22 = 0;
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obj.x23 = 0;
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obj.x24 = 0;
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obj.x25 = 0;
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}
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function AddProps3(obj) {
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obj["x0"] = 0;
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obj["x1"] = 0;
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obj["x2"] = 0;
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obj["x3"] = 0;
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obj["x4"] = 0;
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obj["x5"] = 0;
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obj["x6"] = 0;
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obj["x7"] = 0;
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obj["x8"] = 0;
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obj["x9"] = 0;
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obj["x10"] = 0;
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obj["x11"] = 0;
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obj["x12"] = 0;
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obj["x13"] = 0;
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obj["x14"] = 0;
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obj["x15"] = 0;
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obj["x16"] = 0;
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obj["x17"] = 0;
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obj["x18"] = 0;
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obj["x19"] = 0;
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obj["x20"] = 0;
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obj["x21"] = 0;
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obj["x22"] = 0;
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obj["x23"] = 0;
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obj["x24"] = 0;
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obj["x25"] = 0;
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}
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var keyed = {};
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AddProps(keyed);
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assertFalse(%HasFastProperties(keyed));
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var non_keyed = {};
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AddPropsNonKeyed(non_keyed);
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assertTrue(%HasFastProperties(non_keyed));
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var obj3 = {};
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AddProps3(obj3);
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assertTrue(%HasFastProperties(obj3));
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var funny_name = {};
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funny_name[".foo"] = 0;
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assertTrue(%HasFastProperties(funny_name));
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