21485 2008-10-08 14:32:42 -0700 URL regular expression fails on long strings 2009-03-19 15:06:38 -0700 1 1 1 Unclassified WebKit JavaScriptCore 528+ (Nightly build) PC OS X 10.5 RESOLVED DUPLICATE 18327 InRadar P2 Normal --- 0 patrick webkit-unassigned barryferg+webkit mail oldest_to_newest 94619 0 patrick 2008-10-08 14:32:42 -0700 The following regular expression fails if given a string longer than 450 characters: /^((\w+):\/\/)(([^:]+):?([^@]+)?@)?([^\/\?:]*):?(\d+)?(\/?[^\?#]+)?\??([^#]+)?#?(.+)?/ This regex is used by the Selenium project to determine whether a string is a valid URL. I have observed this in Safari 3.1.2 (on Windows) and Google Chrome/Chromium. This is very possibly the same as: https://bugs.webkit.org/show_bug.cgi?id=18327 94622 1 mrowe 2008-10-08 14:35:21 -0700 <rdar://problem/6279213> 94623 2 24201 patrick 2008-10-08 14:42:49 -0700 Created attachment 24201 Test case 112005 3 barryferg+webkit 2009-03-03 09:04:14 -0800 *** Bug 24308 has been marked as a duplicate of this bug. *** 113897 4 mail 2009-03-16 11:20:38 -0700 saw something that seems to be the same bug: the ExtJs framework has a regular expression to validate email addresses: var mailrx = /^([\w]+)(.[\w]+)*@([\w-]+\.){1,5}([A-Za-z]){2,4}$/; using this regular expression causes the following test cases to fail in Webkit Nightlies and the Safari 4 beta testRegularExpressionMatching: function() { this.assert("info@exactlytwentycharac.com".match(mailrx)); /* fails */ this.assert("info@lessthantwentychar.com".match(mailrx)); /* passes */ this.assert("info@foo.lessthantwentychars.de".match(mailrx)); /* fails */ }, (This is on OS X 10.5 with all updates, the Safari 4 beta installed and using WebKit r41707) 114385 5 ggaren 2009-03-19 15:06:38 -0700 *** This bug has been marked as a duplicate of 18327 *** 24201 2008-10-08 14:42:49 -0700 2008-10-08 14:42:49 -0700 Test case long_string_url_regexp.html text/html 1082 patrick PGh0bWw+CiAgPHNjcmlwdD4KICAgIHZhciByZWdleCA9IC9eKChcdyspOlwvXC8pKChbXjpdKyk6 PyhbXkBdKyk/QCk/KFteXC9cPzpdKik6PyhcZCspPyhcLz9bXlw/I10rKT9cPz8oW14jXSspPyM/ KC4rKT8vOwoKICAgIGZ1bmN0aW9uIHRlc3RVcmwodXJsKSB7CiAgICAgIHZhciByZXN1bHQgPSBy ZWdleC5leGVjKHVybCk7CiAgICAgIGlmIChyZXN1bHQpIHsKICAgICAgICBkb2N1bWVudC5nZXRF bGVtZW50QnlJZCgidGVzdCIpLmlubmVySFRNTCArPSAiPGJyIC8+cGFzc2VkLCBsZW5ndGg9IiAr IHVybC5sZW5ndGg7CiAgICAgIH0gZWxzZSB7CiAgICAgICAgZG9jdW1lbnQuZ2V0RWxlbWVudEJ5 SWQoInRlc3QiKS5pbm5lckhUTUwgKz0gIjxiciAvPmZhaWxlZCwgbGVuZ3RoPSIgKyB1cmwubGVu Z3RoOwogICAgICB9CiAgICB9CgogICAgZnVuY3Rpb24gcnVuVGVzdCgpIHsKICAgICAgdmFyIHN0 cjEgPSAnaHR0cDovL3d3dy5leGFtcGxlLmNvbS8wMTIzNDU2Nzg5MDEyMzQ1Njc4OTAxMjM0NTY3 ODkwMTIzNDU2Nzg5MDEyMzQ1Njc4OTAxMjM0NTY3ODkwMTIzNDU2Nzg5MDEyMzQ1Njc4OTAxMjM0 NTY3ODkwMTIzNDU2Nzg5MDEyMzQ1Njc4OTAxMjM0NTY3ODkwMTIzNDU2Nzg5MDEyMzQ1Njc4OTAx MjM0NTY3ODkwMTIzNDU2Nzg5MDEyMzQ1Njc4OTAxMjM0NTY3ODkwMTIzNDU2Nzg5MDEyMzQ1Njc4 OTAxMjM0NTY3ODkwMTIzNDU2Nzg5MDEyMzQ1Njc4OTAxMjM0NTY3ODkwMTIzNDU2Nzg5MDEyMzQ1 Njc4OTAxMjM0NTY3ODkwMTIzNDU2Nzg5MDEyMzQ1Njc4OTAxMjM0NTY3ODkwMTIzNDU2Nzg5MDEy MzQ1Njc4OTAxMjM0NTY3ODkwMTIzNDU2Nzg5MDEyMzQ1Njc4OTAxMjM0NTY3ODkwMTIzNDU2Nzg5 MDEyMzQ1Njc4OTAxMjM0NTY3ODkwMTIzNDU2Nzg5MDEyMzQ1Njc4OTAxMjM0NTY3ODkwMTIzNDU2 JzsKICAgICAgdGVzdFVybChzdHIxKTsKCiAgICAgIHZhciBzdHIyID0gc3RyMSArICc4JzsKICAg ICAgdGVzdFVybChzdHIyKTsKICAgIH0KICA8L3NjcmlwdD4KPC9oZWFkPgo8Ym9keSBvbmxvYWQ9 InJ1blRlc3QoKSI+CiAgPGRpdiBpZD0idGVzdCI+CiAgPC9kaXY+CjwvYm9keT4KPC9odG1sPgo=