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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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// @dart = 2.9
import 'v8_regexp_utils.dart';
import 'package:expect/expect.dart';
void main() {
description(
'Test for regression against <a href="https://bugs.webkit.org/show_bug.cgi?id=39289">Wrong result in case of non-iterative matching of subpatterns in non-greedy cases in YARR Interpreter</a>');
shouldBe(firstMatch("a", new RegExp(r"(a)??")), ["", null]);
shouldBe(firstMatch("b", new RegExp(r"(a)??")), ["", null]);
shouldBe(firstMatch("ab", new RegExp(r"(a)??b")), ["ab", "a"]);
shouldBe(firstMatch("aaab", new RegExp(r"(a+)??b")), ["aaab", "aaa"]);
shouldBe(
firstMatch("abbc", new RegExp(r"(a)??(b+)??c")), ["abbc", "a", "bb"]);
shouldBe(firstMatch("ac", new RegExp(r"(a)??(b)??c")), ["ac", "a", null]);
shouldBe(firstMatch("abc", new RegExp(r"(a(b)??)??c")), ["abc", "ab", "b"]);
shouldBe(firstMatch("ac", new RegExp(r"(a(b)??)??c")), ["ac", "a", null]);
}