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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
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     22 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     23 
     24 description('Test that when the stack overflows, the exception goes to the last frame before the overflow');
     25 
     26 var level = 0;
     27 var stackLevel = 0;
     28 var gotWrongCatch = false;
     29 
     30 function test1()
     31 {
     32     var myLevel = level;
     33     var dummy;
     34 
     35     try {
     36         level = level + 1;
     37         // Dummy code to make this funciton different from test2()
     38         dummy = level * level + 1;
     39         if (dummy == 0)
     40             debug('Should never get here!!!!');
     41     } catch(err) {
     42         gotWrongCatch = true;
     43     }
     44 
     45     try {
     46         test2();
     47     } catch(err) {
     48         stackLevel = myLevel;
     49     }
     50 }
     51 
     52 function test2()
     53 {
     54     var myLevel = level;
     55 
     56     // Dummy code to make this funciton different from test1()
     57     if (gotWrongCatch)
     58         debug('Should never get here!!!!');
     59 
     60     try {
     61         level = level + 1;
     62     } catch(err) {
     63         gotWrongCatch = true;
     64     }
     65 
     66     try {
     67         test1();
     68     } catch(err) {
     69         stackLevel = myLevel;
     70     }
     71 }
     72 
     73 test1();
     74 
     75 shouldBeFalse("gotWrongCatch");
     76 shouldBe("(stackLevel)", "(level - 1)");
     77