// 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("KDE JS Test");

  var ri = new RegExp(r"a", caseSensitive: false);
  var rm = new RegExp(r"a", multiLine: true);
  var rg = new RegExp(r"a");

  shouldBe(new RegExp(r"(b)c").firstMatch('abcd'), ["bc", "b"]);

  shouldBe(firstMatch('abcdefghi', new RegExp(r"(abc)def(ghi)")),
      ['abcdefghi', 'abc', 'ghi']);
  shouldBe(new RegExp(r"(abc)def(ghi)").firstMatch('abcdefghi'),
      ['abcdefghi', 'abc', 'ghi']);

  shouldBe(firstMatch('abcdefghi', new RegExp(r"(a(b(c(d(e)f)g)h)i)")),
      ['abcdefghi', 'abcdefghi', 'bcdefgh', 'cdefg', 'def', 'e']);

  shouldBe(
      firstMatch('(100px 200px 150px 15px)',
          new RegExp(r"\((\d+)(px)* (\d+)(px)* (\d+)(px)* (\d+)(px)*\)")),
      [
        '(100px 200px 150px 15px)',
        '100',
        'px',
        '200',
        'px',
        '150',
        'px',
        '15',
        'px'
      ]);
  shouldBeNull(firstMatch(
      '', new RegExp(r"\((\d+)(px)* (\d+)(px)* (\d+)(px)* (\d+)(px)*\)")));

  var invalidChars = new RegExp(r"[^@\.\w]"); // #47092
  shouldBeTrue(firstMatch('faure@kde.org', invalidChars) == null);
  shouldBeFalse(firstMatch('faure-kde@kde.org', invalidChars) == null);

  assertEquals('test1test2'.replaceAll('test', 'X'), 'X1X2');
  assertEquals('test1test2'.replaceAll(new RegExp(r"\d"), 'X'), 'testXtestX');
  assertEquals('1test2test3'.replaceAll(new RegExp(r"\d"), ''), 'testtest');
  assertEquals('test1test2'.replaceAll(new RegExp(r"test"), 'X'), 'X1X2');
  assertEquals('1test2test3'.replaceAll(new RegExp(r"\d"), ''), 'testtest');
  assertEquals('1test2test3'.replaceAll(new RegExp(r"x"), ''), '1test2test3');
  assertEquals(
      'test1test2'.replaceAllMapped(
          new RegExp(r"(te)(st)"), (m) => "${m.group(2)}${m.group(1)}"),
      'stte1stte2');
  assertEquals('foo+bar'.replaceAll(new RegExp(r"\+"), '%2B'), 'foo%2Bbar');
  var caught = false;
  try {
    new RegExp("+");
  } catch (e) {
    caught = true;
  }
  shouldBeTrue(caught); // #40435
  assertEquals('foo'.replaceAll(new RegExp(r"z?"), 'x'), 'xfxoxox');
  assertEquals(
      'test test'.replaceAll(new RegExp(r"\s*"), ''), 'testtest'); // #50985
  assertEquals(
      'abc\$%@'.replaceAll(new RegExp(r"[^0-9a-z]*", caseSensitive: false), ''),
      'abc'); // #50848
  assertEquals(
      'ab'.replaceAll(new RegExp(r"[^\d\.]*", caseSensitive: false), ''),
      ''); // #75292
  assertEquals(
      '1ab'.replaceAll(new RegExp(r"[^\d\.]*", caseSensitive: false), ''),
      '1'); // #75292

  Expect.listEquals(
      '1test2test3blah'.split(new RegExp(r"test")), ['1', '2', '3blah']);
  var reg = new RegExp(r"(\d\d )");
  var str = '98 76 blah';
  shouldBe(reg.firstMatch(str), ['98 ', '98 ']);

  str = "For more information, see Chapter 3.4.5.1";
  var re = new RegExp(r"(chapter \d+(\.\d)*)", caseSensitive: false);
  // This returns the array containing Chapter 3.4.5.1,Chapter 3.4.5.1,.1
  // 'Chapter 3.4.5.1' is the first match and the first value remembered from (Chapter \d+(\.\d)*).
  // '.1' is the second value remembered from (\.\d)
  shouldBe(firstMatch(str, re), ['Chapter 3.4.5.1', 'Chapter 3.4.5.1', '.1']);

  str = "abcDdcba";
  // The returned array contains D, d.
  re = new RegExp(r"d", caseSensitive: false);
  var matches = re.allMatches(str);
  Expect.listEquals(matches.map((m) => m.group(0)).toList(), ['D', 'd']);

  // unicode escape sequence
  shouldBe(firstMatch('abc', new RegExp(r"\u0062")), ['b']);
}