| /* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */ |
| /* This Source Code Form is subject to the terms of the Mozilla Public |
| * License, v. 2.0. If a copy of the MPL was not distributed with this |
| * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| |
| /* |
| * |
| * Date: 15 Nov 2003 |
| * SUMMARY: Stressing the byte code generator |
| * |
| * See http://bugzilla.mozilla.org/show_bug.cgi?id=225831 |
| * |
| */ |
| //----------------------------------------------------------------------------- |
| var UBound = 0; |
| var BUGNUMBER = 225831; |
| var summary = 'Stressing the byte code generator'; |
| var status = ''; |
| var statusitems = []; |
| var actual = ''; |
| var actualvalues = []; |
| var expect= ''; |
| var expectedvalues = []; |
| |
| |
| function f() { return {x: 0}; } |
| |
| var N = 300; |
| var a = new Array(N + 1); |
| a[N] = 10; |
| a[0] = 100; |
| |
| |
| status = inSection(1); |
| |
| // build string of the form ++(a[++f().x + ++f().x + ... + ++f().x]) which |
| // gives ++a[N] |
| var str = "".concat("++(a[", repeat_str("++f().x + ", (N - 1)), "++f().x])"); |
| |
| // Use Script constructor instead of simple eval to test Rhino optimizer mode |
| // because in Rhino, eval always uses interpreted mode. |
| if (typeof Script == 'undefined') |
| { |
| print('Test skipped. Script not defined.'); |
| } |
| else |
| { |
| var script = new Script(str); |
| script(); |
| |
| actual = a[N]; |
| expect = 11; |
| } |
| addThis(); |
| |
| status = inSection(2); |
| |
| |
| // build string of the form (a[f().x-- + f().x-- + ... + f().x--])-- |
| // which should give (a[0])-- |
| if (typeof Script == 'undefined') |
| { |
| print('Test skipped. Script not defined.'); |
| } |
| else |
| { |
| str = "".concat("(a[", repeat_str("f().x-- + ", (N - 1)), "f().x--])--"); |
| script = new Script(str); |
| script(); |
| |
| actual = a[0]; |
| expect = 99; |
| } |
| addThis(); |
| |
| |
| status = inSection(3); |
| |
| // build string of the form [[1], [1], ..., [1]] |
| if (typeof Script == 'undefined') |
| { |
| print('Test skipped. Script not defined.'); |
| } |
| else |
| { |
| str = "".concat("[", repeat_str("[1], ", (N - 1)), "[1]]"); |
| script = new Script(str); |
| script(); |
| |
| actual = uneval(script()); |
| expect = str; |
| } |
| addThis(); |
| |
| |
| status = inSection(4); |
| |
| // build string of the form ({1:{a:1}, 2:{a:1}, ... N:{a:1}}) |
| if (typeof Script == 'undefined') |
| { |
| print('Test skipped. Script not defined.'); |
| } |
| else |
| { |
| str = function() { |
| var arr = new Array(N+1); |
| arr[0] = "({"; |
| for (var i = 1; i < N; ++i) { |
| arr[i] = i+":{a:1}, "; |
| } |
| arr[N] = N+":{a:1}})"; |
| return "".concat.apply("", arr); |
| }(); |
| |
| script = new Script(str); |
| script(); |
| |
| actual = uneval(script()); |
| expect = str; |
| } |
| addThis(); |
| |
| |
| |
| |
| //----------------------------------------------------------------------------- |
| test(); |
| //----------------------------------------------------------------------------- |
| |
| |
| |
| function repeat_str(str, repeat_count) |
| { |
| var arr = new Array(--repeat_count); |
| while (repeat_count != 0) |
| arr[--repeat_count] = str; |
| return str.concat.apply(str, arr); |
| } |
| |
| |
| function addThis() |
| { |
| statusitems[UBound] = status; |
| actualvalues[UBound] = actual; |
| expectedvalues[UBound] = expect; |
| UBound++; |
| } |
| |
| |
| function test() |
| { |
| enterFunc('test'); |
| printBugNumber(BUGNUMBER); |
| printStatus(summary); |
| |
| for (var i=0; i<UBound; i++) |
| { |
| reportCompare(expectedvalues[i], actualvalues[i], statusitems[i]); |
| } |
| |
| exitFunc ('test'); |
| } |