/* -*- 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/. */
//-----------------------------------------------------------------------------
var BUGNUMBER = 418641;
var summary =
'++ and -- correctness';
var actual =
'';
var expect =
'';
printBugNumber(BUGNUMBER);
printStatus (summary);
function get_pre_check(operand, op)
{
return "{\n"+
" "+operand+
" = I;\n"+
" let tmp = "+op+op+operand+
";\n"+
" if ("+operand+
" !== Number(I) "+op+
" 1)\n"+
" throw Error('"+op+op+operand+
" case 1 for '+JSON.stringify(I));\n"+
" if (tmp !== "+operand+
")\n"+
" throw Error('"+op+op+operand+
" case 2 for '+JSON.stringify(I));\n"+
"}\n";
}
function get_post_check(operand, op)
{
return "{\n"+
" "+operand+
" = I;\n"+
" let tmp = "+operand+op+op+
";\n"+
" if ("+operand+
" !== Number(I) "+op+
" 1)\n"+
" throw Error('"+operand+op+op+
" case 1 for '+JSON.stringify(I));\n"+
" if (tmp !== Number(I))\n"+
" throw Error('"+op+op+operand+
" case 2 for '+JSON.stringify(I));\n"+
"}\n";
}
function get_check_source(operand)
{
return get_pre_check(operand,
'+')+
get_pre_check(operand,
'-')+
get_post_check(operand,
'+')+
get_post_check(operand,
'-');
}
var arg_check =
Function(
'I',
'a', get_check_source(
'a'));
var let_check =
Function(
'I',
'let a;'+get_check_source(
'a'));
var var_check =
Function(
'I',
'var a;'+get_check_source(
'a'));
var my_name;
var my_obj = {};
var my_index = 0;
var name_check =
Function(
'I', get_check_source(
'my_name'));
var prop_check =
Function(
'I', get_check_source(
'my_obj.x'));
var elem_check =
Function(
'I', get_check_source(
'my_obj[my_index]'));
var test_values = [0 , 0.5, -0.0, (1 << 30) - 1, 1 - (1 << 30)];
for (let i = 0; i != test_values.length; i = i + 1) {
let x = [test_values[i], String(test_values[i])];
for (let j = 0; j != x.length; j = j + 1) {
try
{
expect = actual =
'No Error';
let test_value = x[j];
arg_check(test_value, 0);
let_check(test_value);
var_check(test_value);
name_check(test_value);
prop_check(test_value);
elem_check(test_value);
}
catch(ex)
{
actual = ex +
'';
}
reportCompare(expect, actual, summary +
': ' + i +
', ' + j);
}
}