Language/Reference/Operator_Precedence/precedence_t05.dart

// Copyright (c) 2011, 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 Operator precedence is given implicitly by the grammar.
/// @description Checks that operator precedence given implicitly by the grammar
/// holds true (additive > shift > bitwise AND > XOR > OR). 
/// @author vasya


import "../../../Utils/expect.dart";

main() {
  Expect.equals(1024 >> (1 + 3), 1024 >> 1 + 3);
  Expect.equals((1 | (((4 + 16) << 3) & 7)), 1 | 4 + 16 << 2 & 7);
  Expect.equals((3 | (((4 + 1) >> 2) & 7)), 3 | 4 + 1 >> 2 & 7);
  Expect.equals((3 | (((4 + 1) >>> 2) & 7)), 3 | 4 + 1 >>> 2 & 7);
  Expect.equals((2 ^ 3) ^ 4, 2 ^ 3 ^ 4);
  Expect.equals((2 ^ 3) | 4, 2 ^ 3 | 4);
  Expect.equals(( 1 | 2 ) & 3, 1 | 2 & 3);
  Expect.equals(( 7 & 3 << 2 ) | ( 5 & ( 11 >> 1)), 7 & 3 << 2 | 5 & 11 >> 1);
}