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/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/*
*
* Date: 24 Jan 2002
* SUMMARY: "Too much recursion" errors should be safely caught by try...catch
* See http://bugzilla.mozilla.org/show_bug.cgi?id=121658
*
* In the cases below, we expect i>0. The bug was filed because we
* were getting i===0; i.e. |i| did not retain the value it had at the
* location of the error.
*
*/
//-----------------------------------------------------------------------------
var UBound = 0;
var BUGNUMBER = 121658;
var msg = '"Too much recursion" errors should be safely caught by try...catch';
var TEST_PASSED = 'i retained the value it had at location of error';
var TEST_FAILED = 'i did NOT retain this value';
var status = '';
var statusitems = [];
var actual = '';
var actualvalues = [];
var expect= '';
var expectedvalues = [];
var i;
function f()
{
++i;
// try...catch should catch the "too much recursion" error to ensue
try
{
f();
}
catch(e)
{
}
}
i=0;
f();
status = inSection(1);
actual = (i>0);
expect = true;
addThis();
// Now try in function scope -
function g()
{
f();
}
i=0;
g();
status = inSection(2);
actual = (i>0);
expect = true;
addThis();
// Now try in eval scope -
var sEval = 'function h(){++i; try{h();} catch(e){}}; i=0; h();';
eval(sEval);
status = inSection(3);
actual = (i>0);
expect = true;
addThis();
// Try in eval scope and mix functions up -
sEval = 'function a(){++i; try{h();} catch(e){}}; i=0; a();';
eval(sEval);
status = inSection(4);
actual = (i>0);
expect = true;
addThis();
//-----------------------------------------------------------------------------
test();
//-----------------------------------------------------------------------------
function addThis()
{
statusitems[UBound] = status;
actualvalues[UBound] = formatThis(actual);
expectedvalues[UBound] = formatThis(expect);
UBound++;
}
function formatThis(bool)
{
return bool? TEST_PASSED : TEST_FAILED;
}
function test()
{
printBugNumber(BUGNUMBER);
printStatus(msg);
for (var i=0; i<UBound; i++)
{
reportCompare(expectedvalues[i], actualvalues[i], statusitems[i]);
}
}
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