| // Copyright (c) 2014, the Dart project authors. All rights reserved. |
| // Copyright 2013 the V8 project authors. All rights reserved. |
| // Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions |
| // are met: |
| // 1. Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // 2. Redistributions in binary form must reproduce the above copyright |
| // notice, this list of conditions and the following disclaimer in the |
| // documentation and/or other materials provided with the distribution. |
| // |
| // THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY |
| // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| // DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY |
| // DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| // (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| // LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON |
| // ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| import 'v8_regexp_utils.dart'; |
| import 'package:expect/expect.dart'; |
| |
| void main() { |
| description( |
| 'Tests for bug <a href="https://bugs.webkit.org/show_bug.cgi?id=21232">#21232</a>, and related range issues described in bug.' |
| ); |
| |
| // Basic test for ranges - one to three and five are in regexp, four is not, and '-' should not match |
| var regexp01 = new RegExp(r"[1-35]+").firstMatch("-12354"); |
| shouldBe(regexp01, ["1235"]); |
| // Tests inserting an escape character class into the above pattern - where the spaces fall within the |
| // range it is no longer a range - hyphens should now match, two should not. |
| var regexp01a = new RegExp(r"[\s1-35]+").firstMatch("-123 54"); |
| shouldBe(regexp01a, ["123 5"]); |
| |
| // These are invalid ranges, according to ECMA-262, but we allow them. |
| var regexp01b = new RegExp(r"[1\s-35]+").firstMatch("21-3 54"); |
| shouldBe(regexp01b, ["1-3 5"]); |
| var regexp01c = new RegExp(r"[1-\s35]+").firstMatch("21-3 54"); |
| shouldBe(regexp01c, ["1-3 5"]); |
| |
| var regexp01d = new RegExp(r"[1-3\s5]+").firstMatch("-123 54"); |
| shouldBe(regexp01d, ["123 5"]); |
| var regexp01e = new RegExp(r"[1-35\s5]+").firstMatch("-123 54"); |
| shouldBe(regexp01e, ["123 5"]); |
| // hyphens are normal charaters if a range is not fully specified. |
| var regexp01f = new RegExp(r"[-3]+").firstMatch("2-34"); |
| shouldBe(regexp01f, ["-3"]); |
| var regexp01g = new RegExp(r"[2-]+").firstMatch("12-3"); |
| shouldBe(regexp01g, ["2-"]); |
| |
| // Similar to the above tests, but where the hyphen is escaped this is never a range. |
| var regexp02 = new RegExp(r"[1\-35]+").firstMatch("21-354"); |
| shouldBe(regexp02, ["1-35"]); |
| // As above. |
| var regexp02a = new RegExp(r"[\s1\-35]+").firstMatch("21-3 54"); |
| shouldBe(regexp02a, ["1-3 5"]); |
| var regexp02b = new RegExp(r"[1\s\-35]+").firstMatch("21-3 54"); |
| shouldBe(regexp02b, ["1-3 5"]); |
| var regexp02c = new RegExp(r"[1\-\s35]+").firstMatch("21-3 54"); |
| shouldBe(regexp02c, ["1-3 5"]); |
| var regexp02d = new RegExp(r"[1\-3\s5]+").firstMatch("21-3 54"); |
| shouldBe(regexp02d, ["1-3 5"]); |
| var regexp02e = new RegExp(r"[1\-35\s5]+").firstMatch("21-3 54"); |
| shouldBe(regexp02e, ["1-3 5"]); |
| |
| // Test that an escaped hyphen can be used as a bound on a range. |
| var regexp03a = new RegExp(r"[\--0]+").firstMatch(",-.01"); |
| shouldBe(regexp03a, ["-.0"]); |
| var regexp03b = new RegExp(r"[+-\-]+").firstMatch("*+,-."); |
| shouldBe(regexp03b, ["+,-"]); |
| |
| // The actual bug reported. |
| var bug21232 = (new RegExp(r"^[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t]*$")).hasMatch('@'); |
| shouldBeFalse(bug21232); |
| } |