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// 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.
//
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// modification, are permitted provided that the following conditions
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// 2. Redistributions in binary form must reproduce the above copyright
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// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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// @dart = 2.9
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 characters 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);
}