1// Copyright 2010 the V8 project authors. All rights reserved.
2// Redistribution and use in source and binary forms, with or without
3// modification, are permitted provided that the following conditions are
4// met:
5//
6//     * Redistributions of source code must retain the above copyright
7//       notice, this list of conditions and the following disclaimer.
8//     * Redistributions in binary form must reproduce the above
9//       copyright notice, this list of conditions and the following
10//       disclaimer in the documentation and/or other materials provided
11//       with the distribution.
12//     * Neither the name of Google Inc. nor the names of its
13//       contributors may be used to endorse or promote products derived
14//       from this software without specific prior written permission.
15//
16// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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26// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
28function AndBB(x,y) {
29  return (x == 0) && (y == 0);
30}
31
32function AndBN(x,y) {
33  return (x == 0) && y;
34}
35
36function AndNB(x,y) {
37  return x && (y == 0);
38}
39
40function AndNN(x,y) {
41  return x && y;
42}
43
44assertTrue(AndBB(0, 0));
45assertFalse(AndBB(1, 0));
46assertFalse(AndBB(0, 1));
47assertFalse(AndBB(1, 1));
48
49assertEquals(0, AndBN(0, 0));
50assertEquals(1, AndBN(0, 1));
51assertFalse(AndBN(1, 0));
52assertEquals(1, AndBN(0, 1));
53assertEquals(2, AndBN(0, 2));
54assertFalse(AndBN(1, 1));
55assertFalse(AndBN(1, 2));
56
57assertEquals(0, AndNB(0, 0));
58assertTrue(AndNB(1, 0));
59assertEquals(0, AndNB(0, 1));
60assertEquals("", AndNB("", 1));
61assertFalse(AndNB(1, 1));
62assertTrue(AndNB(2, 0));
63
64assertEquals(0, AndNN(0, 0));
65assertEquals(0, AndNN(1, 0));
66assertEquals(0, AndNN(2, 0));
67assertEquals(0, AndNN(0, 1));
68assertEquals(0, AndNN(0, 2));
69assertEquals(1, AndNN(1, 1));
70assertEquals(2, AndNN(3, 2));
71