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// Copyright 2013 the V8 project authors. All rights reserved.
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// @dart = 2.9

import 'v8_regexp_utils.dart';
import 'package:expect/expect.dart';

void main() {
  description(
      "This test checks regular expressions using extended (> 255) characters and character classes.");

  shouldBeNull((new RegExp("[\u0100-\u0101]")).firstMatch("a"));
  shouldBeNull((new RegExp("[\u0100]")).firstMatch("a"));
  shouldBeNull((new RegExp("\u0100")).firstMatch("a"));
  assertEquals((new RegExp("[\u0061]")).firstMatch("a").group(0), "a");
  assertEquals((new RegExp("[\u0100-\u0101a]")).firstMatch("a").group(0), "a");
  assertEquals((new RegExp("[\u0100a]")).firstMatch("a").group(0), "a");
  assertEquals((new RegExp("\u0061")).firstMatch("a").group(0), "a");
  assertEquals((new RegExp("[a-\u0100]")).firstMatch("a").group(0), "a");
  assertEquals(
      (new RegExp("[\u0100]")).firstMatch("\u0100").group(0), "\u0100");
  assertEquals(
      (new RegExp("[\u0100-\u0101]")).firstMatch("\u0100").group(0), "\u0100");
  assertEquals((new RegExp("\u0100")).firstMatch("\u0100").group(0), "\u0100");
}