1// Copyright 2008 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
24// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
28function len0(a) { return a.length; }
29function len1(a) { return a.length; }
30function len2(a) { return a.length; }
31function len3(a) { return a.length; }
32
33assertEquals(0, len0([]));
34assertEquals(1, len0({length:1}));
35assertEquals(2, len0([1,2]));
36assertEquals(3, len0('123'));
37
38assertEquals(0, len1(''));
39assertEquals(1, len1({length:1}));
40assertEquals(2, len1('12'));
41assertEquals(3, len1([1,2,3]));
42
43assertEquals(0, len2({length:0}));
44assertEquals(1, len2([1]));
45assertEquals(2, len2({length:2}));
46assertEquals(3, len2([1,2,3]));
47assertEquals(4, len2('1234'));
48
49assertEquals(0, len3({length:0}));
50assertEquals(1, len3('1'));
51assertEquals(2, len3({length:2}));
52assertEquals(3, len3('123'));
53assertEquals(4, len3([1,2,3,4]));
54