regress-1122.js revision 1e0659c275bb392c045087af4f6b0d7565cb3d77 
1// Copyright 2011 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//
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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
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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
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15//
16// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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26// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
28// Test that we can handle functions with up to 32766 arguments, and that
29// functions with more arguments throw an exception.
30
31// See http://code.google.com/p/v8/issues/detail?id=1122.
32
33function function_with_n_args(n) {
34  test_prefix = 'prefix ';
35  test_suffix = ' suffix';
36  var source = 'test_prefix + (function f(';
37  for (var arg = 0; arg < n ; arg++) {
38    if (arg != 0) source += ',';
39    source += 'arg' + arg;
40  }
41  source += ') { return arg' + (n - n % 2) / 2 + '; })(';
42  for (var arg = 0; arg < n ; arg++) {
43    if (arg != 0) source += ',';
44    source += arg;
45  }
46  source += ') + test_suffix';
47  return eval(source);
48}
49
50assertEquals('prefix 4000 suffix', function_with_n_args(8000));
51assertEquals('prefix 9000 suffix', function_with_n_args(18000));
52assertEquals('prefix 16000 suffix', function_with_n_args(32000));
53
54assertThrows("function_with_n_args(35000)");
55assertThrows("function_with_n_args(100000)");
56