зеркало из https://github.com/mozilla/pjs.git
128 строки
3.6 KiB
JavaScript
128 строки
3.6 KiB
JavaScript
/*
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s): pschwartau@netscape.com
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* Date: 26 November 2000
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*
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*
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* SUMMARY: This test arose from Bugzilla bug 57631:
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* "RegExp with invalid pattern or invalid flag causes segfault"
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*
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* Either error should throw an exception of type SyntaxError,
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* and we check to see that it does...
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*/
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//-------------------------------------------------------------------------------------------------
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var bug = '57631';
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var summary = 'Testing new RegExp(pattern,flag) with illegal pattern or flag';
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var statprefix = 'Testing for error creating illegal RegExp object on pattern ';
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var statsuffix = 'and flag ';
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var cnSUCCESS = 'SyntaxError';
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var cnFAILURE = 'not a SyntaxError';
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var singlequote = "'";
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var i = -1; var j = -1; var s = ''; var f = '';
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var obj = {};
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var status = ''; var actual = ''; var expect = ''; var msg = '';
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var legalpatterns = new Array(); var illegalpatterns = new Array();
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var legalflags = new Array(); var illegalflags = new Array();
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// valid regular expressions to try -
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legalpatterns[0] = '';
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legalpatterns[1] = 'abc';
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legalpatterns[2] = '(.*)(3-1)\s\w';
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legalpatterns[3] = '(.*)(...)\\s\\w';
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legalpatterns[4] = '[^A-Za-z0-9_]';
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legalpatterns[5] = '[^\f\n\r\t\v](123.5)([4 - 8]$)';
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// invalid regular expressions to try -
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illegalpatterns[0] = '()';
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illegalpatterns[1] = '(a';
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illegalpatterns[2] = '( ]';
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illegalpatterns[3] = '\d{s}';
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// valid flags to try -
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legalflags[0] = 'i';
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legalflags[1] = 'g';
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legalflags[2] = 'm';
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legalflags[3] = undefined;
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// invalid flags to try -
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illegalflags[0] = 'a';
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illegalflags[1] = 123;
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illegalflags[2] = new RegExp();
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//-------------------------------------------------------------------------------------------------
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test();
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//-------------------------------------------------------------------------------------------------
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function test()
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{
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enterFunc ('test');
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printBugNumber (bug);
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printStatus (summary);
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testIllegalRegExps(legalpatterns, illegalflags);
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testIllegalRegExps(illegalpatterns, legalflags);
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testIllegalRegExps(illegalpatterns, illegalflags);
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exitFunc ('test');
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}
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// This function will only be called where all the patterns are illegal, or all the flags
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function testIllegalRegExps(patterns, flags)
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{
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for (i in patterns)
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{
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s = patterns[i];
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for (j in flags)
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{
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f = flags[j];
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status = getStatus(s, f);
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try
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{
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// This should cause an exception if either s or f is illegal -
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eval('obj = new RegExp(s, f);');
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}
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catch(e)
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{
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// We expect to get a SyntaxError - test for this:
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actual = (e instanceof SyntaxError)? cnSUCCESS : cnFAILURE;
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expect = cnSUCCESS;
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reportCompare(expect, actual, status);
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}
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}
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}
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}
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function getStatus(regexp, flag)
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{
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return (statprefix + quote(regexp) + statsuffix + quote(flag));
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}
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function quote(text)
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{
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return (singlequote + text + singlequote);
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} |