1/* ***** BEGIN LICENSE BLOCK *****
2* Version: NPL 1.1/GPL 2.0/LGPL 2.1
3*
4* The contents of this file are subject to the Netscape Public License
5* Version 1.1 (the "License"); you may not use this file except in
6* compliance with the License. You may obtain a copy of the License at
7* http://www.mozilla.org/NPL/
8*
9* Software distributed under the License is distributed on an "AS IS" basis,
10* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
11* for the specific language governing rights and limitations under the
12* License.
13*
14* The Original Code is JavaScript Engine testing utilities.
15*
16* The Initial Developer of the Original Code is Netscape Communications Corp.
17* Portions created by the Initial Developer are Copyright (C) 2002
18* the Initial Developer. All Rights Reserved.
19*
20* Contributor(s): pschwartau@netscape.com, mstoltz@netscape.com
21*
22* Alternatively, the contents of this file may be used under the terms of
23* either the GNU General Public License Version 2 or later (the "GPL"), or
24* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
25* in which case the provisions of the GPL or the LGPL are applicable instead
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34* ***** END LICENSE BLOCK *****
35*
36*
37* Date:    08 July 2002
38* SUMMARY: Testing expressions with large numbers of parentheses
39* See http://bugzilla.mozilla.org/show_bug.cgi?id=152646
40*
41*/
42//-----------------------------------------------------------------------------
43var UBound = 0;
44var bug = 152646;
45var summary = 'Testing expressions with large numbers of parentheses';
46var status = '';
47var statusitems = [];
48var actual = '';
49var actualvalues = [];
50var expect= '';
51var expectedvalues = [];
52
53
54/*
55 * Just seeing that we don't crash when compiling this assignment -
56 *
57 * We will form an eval string to set the result-variable |actual|.
58 * To get a feel for this, suppose N were 3. Then the eval string is
59 * 'actual = (((0)));' The expected value for this after eval() is 0.
60 */
61status = inSection(1);
62
63var sLeft = '((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((';
64sLeft += sLeft;
65sLeft += sLeft;
66sLeft += sLeft;
67sLeft += sLeft;
68sLeft += sLeft;
69
70var sRight = '))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))';
71sRight += sRight;
72sRight += sRight;
73sRight += sRight;
74sRight += sRight;
75
76var sEval = 'actual = ' + sLeft + '0' + sRight;
77try
78{
79  eval(sEval);
80}
81catch(e)
82{
83  /*
84   * An exception during this eval is OK, as the runtime can throw one
85   * in response to too deep recursion. We haven't crashed; good!
86   */
87  actual = 0;
88}
89expect = 0;
90addThis();
91
92
93
94//-----------------------------------------------------------------------------
95test();
96//-----------------------------------------------------------------------------
97
98
99
100function addThis()
101{
102  statusitems[UBound] = status;
103  actualvalues[UBound] = actual;
104  expectedvalues[UBound] = expect;
105  UBound++;
106}
107
108
109function test()
110{
111  enterFunc('test');
112  printBugNumber(bug);
113  printStatus(summary);
114
115  for (var i=0; i<UBound; i++)
116  {
117    reportCompare(expectedvalues[i], actualvalues[i], statusitems[i]);
118  }
119
120  exitFunc ('test');
121}
122