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

void main() {
  description("This test checks Unicode in negative RegExp character classes.");

  dynamic testPassed(str) {}
  dynamic testFailed(str) => Expect.fail(str);

  dynamic test(pattern, str, expected_length) {
    var result = str.replaceAll(
        new RegExp(pattern, caseSensitive: false, multiLine: true), '');

    if (result.length == expected_length)
      testPassed('"' + pattern + '", ' + '"' + str + '".');
    else
      testFailed(
          '"' + pattern + '", ' + '"' + str + '". Was "' + result + '".');
  }

  test("\\s", " \t\f\v\r\n", 0); // ASCII whitespace.
  test("\\S", "Проверка", 0); // Cyrillic letters are non-whitespace...
  test("\\s", "Проверка", 8); // ...and they aren't whitespace.
  test("[\\s]", "Проверка", 8);
  test("[\\S]", "Проверка", 0);
  test("[^\\s]", "Проверка", 0);
  test("[^\\S]", "Проверка", 8);
  test("[\\s\\S]*", "\\u2002Проверка\\r\\n\\u00a0", 0);
  test("\\S\\S", "уф", 0);
  test("\\S{2}", "уф", 0);

  test("\\w", "Проверка",
      8); // Alas, only ASCII characters count as word ones in JS.
  test("\\W", "Проверка", 0);
  test("[\\w]", "Проверка", 8);
  test("[\\W]", "Проверка", 0);
  test("[^\\w]", "Проверка", 0);
  test("[^\\W]", "Проверка", 8);
  test("\\W\\W", "уф", 0);
  test("\\W{2}", "уф", 0);

  test("\\d", "Проверка", 8); // Digit and non-digit.
  test("\\D", "Проверка", 0);
  test("[\\d]", "Проверка", 8);
  test("[\\D]", "Проверка", 0);
  test("[^\\d]", "Проверка", 0);
  test("[^\\D]", "Проверка", 8);
  test("\\D\\D", "уф", 0);
  test("\\D{2}", "уф", 0);

  test("[\\S\\d]", "Проверка123", 0);
  test("[\\d\\S]", "Проверка123", 0);
  test("[^\\S\\d]", "Проверка123", 11);
  test("[^\\d\\S]", "Проверка123", 11);

  test("[ \\S]", " Проверка ", 0);
  test("[\\S ]", " Проверка ", 0);
  test("[ф \\S]", " Проверка ", 0);
  test("[\\Sф ]", " Проверка ", 0);

  test("[^р\\S]", " Проверка ", 8);
  test("[^\\Sр]", " Проверка ", 8);
  test("[^р\\s]", " Проверка ", 4);
  test("[^\\sр]", " Проверка ", 4);

  test("[ф \\s\\S]", "Проверка \\r\\n", 0);
  test("[\\S\\sф ]", "Проверка \\r\\n", 0);

  test("[^z]", "Проверка \\r\\n", 0);
  test("[^ф]", "Проверка \\r\\n", 0);
}