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b101a7d002
Change-Id: Ib33169c3e0ffc870915c189404074a1dea472546 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/196548 Reviewed-by: Bob Nystrom <rnystrom@google.com> Commit-Queue: Leaf Petersen <leafp@google.com>
84 lines
4 KiB
Dart
84 lines
4 KiB
Dart
// Copyright (c) 2014, the Dart project authors. All rights reserved.
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// Copyright 2013 the V8 project authors. All rights reserved.
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// Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions
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// are met:
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// 1. Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// 2. Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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//
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// THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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// DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
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// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// @dart = 2.9
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import 'v8_regexp_utils.dart';
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import 'package:expect/expect.dart';
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void main() {
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description(
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'Tests for bug <a href="https://bugs.webkit.org/show_bug.cgi?id=21232">#21232</a>, and related range issues described in bug.');
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// Basic test for ranges - one to three and five are in regexp, four is not, and '-' should not match
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var regexp01 = new RegExp(r"[1-35]+").firstMatch("-12354");
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shouldBe(regexp01, ["1235"]);
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// Tests inserting an escape character class into the above pattern - where the spaces fall within the
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// range it is no longer a range - hyphens should now match, two should not.
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var regexp01a = new RegExp(r"[\s1-35]+").firstMatch("-123 54");
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shouldBe(regexp01a, ["123 5"]);
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// These are invalid ranges, according to ECMA-262, but we allow them.
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var regexp01b = new RegExp(r"[1\s-35]+").firstMatch("21-3 54");
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shouldBe(regexp01b, ["1-3 5"]);
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var regexp01c = new RegExp(r"[1-\s35]+").firstMatch("21-3 54");
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shouldBe(regexp01c, ["1-3 5"]);
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var regexp01d = new RegExp(r"[1-3\s5]+").firstMatch("-123 54");
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shouldBe(regexp01d, ["123 5"]);
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var regexp01e = new RegExp(r"[1-35\s5]+").firstMatch("-123 54");
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shouldBe(regexp01e, ["123 5"]);
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// hyphens are normal characters if a range is not fully specified.
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var regexp01f = new RegExp(r"[-3]+").firstMatch("2-34");
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shouldBe(regexp01f, ["-3"]);
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var regexp01g = new RegExp(r"[2-]+").firstMatch("12-3");
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shouldBe(regexp01g, ["2-"]);
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// Similar to the above tests, but where the hyphen is escaped this is never a range.
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var regexp02 = new RegExp(r"[1\-35]+").firstMatch("21-354");
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shouldBe(regexp02, ["1-35"]);
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// As above.
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var regexp02a = new RegExp(r"[\s1\-35]+").firstMatch("21-3 54");
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shouldBe(regexp02a, ["1-3 5"]);
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var regexp02b = new RegExp(r"[1\s\-35]+").firstMatch("21-3 54");
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shouldBe(regexp02b, ["1-3 5"]);
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var regexp02c = new RegExp(r"[1\-\s35]+").firstMatch("21-3 54");
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shouldBe(regexp02c, ["1-3 5"]);
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var regexp02d = new RegExp(r"[1\-3\s5]+").firstMatch("21-3 54");
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shouldBe(regexp02d, ["1-3 5"]);
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var regexp02e = new RegExp(r"[1\-35\s5]+").firstMatch("21-3 54");
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shouldBe(regexp02e, ["1-3 5"]);
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// Test that an escaped hyphen can be used as a bound on a range.
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var regexp03a = new RegExp(r"[\--0]+").firstMatch(",-.01");
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shouldBe(regexp03a, ["-.0"]);
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var regexp03b = new RegExp(r"[+-\-]+").firstMatch("*+,-.");
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shouldBe(regexp03b, ["+,-"]);
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// The actual bug reported.
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var bug21232 =
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(new RegExp(r"^[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t]*$")).hasMatch('@');
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shouldBeFalse(bug21232);
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}
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