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      1 // Copyright 2013 the V8 project authors. All rights reserved.
      2 // Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
      3 //
      4 // Redistribution and use in source and binary forms, with or without
      5 // modification, are permitted provided that the following conditions
      6 // are met:
      7 // 1.  Redistributions of source code must retain the above copyright
      8 //     notice, this list of conditions and the following disclaimer.
      9 // 2.  Redistributions in binary form must reproduce the above copyright
     10 //     notice, this list of conditions and the following disclaimer in the
     11 //     documentation and/or other materials provided with the distribution.
     12 //
     13 // THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
     14 // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     15 // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     16 // DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
     17 // DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     18 // (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     19 // LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
     20 // ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     21 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
     22 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     23 
     24 description(
     25 "Tests that a polymorphic DFG PutById that allocates, and then reallocates, property storage works."
     26 );
     27 
     28 function foo(o) {
     29     o.a = 1;
     30     o.b = 2;
     31     o.c = 3;
     32     o.d = 4;
     33     o.e = 5;
     34     o.f = 6;
     35     o.g = 7;
     36     o.h = 8;
     37     o.i = 9;
     38     o.j = 10;
     39     o.k = 11;
     40     o.l = 12;
     41     o.m = 13;
     42     o.n = 14;
     43 }
     44 
     45 for (var i = 0; i < 150; ++i) {
     46     var o;
     47     if (i % 2)
     48         o = {};
     49     else
     50         o = {foo: 42};
     51     foo(o);
     52     shouldBe("o.a", "1");
     53     shouldBe("o.b", "2");
     54     shouldBe("o.c", "3");
     55     shouldBe("o.d", "4");
     56     shouldBe("o.e", "5");
     57     shouldBe("o.f", "6");
     58     shouldBe("o.g", "7");
     59     shouldBe("o.h", "8");
     60     shouldBe("o.i", "9");
     61     shouldBe("o.j", "10");
     62     shouldBe("o.k", "11");
     63     shouldBe("o.l", "12");
     64     shouldBe("o.m", "13");
     65     shouldBe("o.n", "14");
     66     if (!(i % 2))
     67         shouldBe("o.foo", "42");
     68     else
     69         shouldBe("o.foo", "void 0");
     70 }
     71