v8/test/mjsunit/regress/regress-1122.js

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// Copyright 2011 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following
// disclaimer in the documentation and/or other materials provided
// with the distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// Test that we can handle functions with up to 32766 arguments, and that
// functions with more arguments throw an exception.
// See http://code.google.com/p/v8/issues/detail?id=1122.
function function_with_n_args(n) {
test_prefix = 'prefix ';
test_suffix = ' suffix';
var source = 'test_prefix + (function f(';
for (var arg = 0; arg < n ; arg++) {
if (arg != 0) source += ',';
source += 'arg' + arg;
}
source += ') { return arg' + (n - n % 2) / 2 + '; })(';
for (var arg = 0; arg < n ; arg++) {
if (arg != 0) source += ',';
source += arg;
}
source += ') + test_suffix';
return eval(source);
}
assertEquals('prefix 4000 suffix', function_with_n_args(8000));
assertEquals('prefix 9000 suffix', function_with_n_args(18000));
assertEquals('prefix 16000 suffix', function_with_n_args(32000));
assertThrows("function_with_n_args(35000)");
assertThrows("function_with_n_args(100000)");