/* -*- 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();
Die Informationen auf dieser Webseite wurden
nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit,
noch Qualität der bereit gestellten Informationen zugesichert.
Bemerkung:
Die farbliche Syntaxdarstellung und die Messung sind noch experimentell.