// Copyright (c) 2017, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

/// @assertion double sqrt(num x)
/// Converts [x] to a double and returns the positive square root of the value.
/// @description Checks that an argument of sqrt should be number (a decimal
/// or hexadecimal integer, or a decimal double).
/// @author ngl@unipro.ru

import "dart:math" as Math;
import "../../Utils/expect.dart";

main() {
  var a1 = Math.sqrt(4);
  var a2 = Math.sqrt(0x0009);
  var a3 = Math.sqrt(16.0);
  Expect.equals(a1, 2);
  Expect.equals(a2, 3);
  Expect.equals(a3, 4);
}