Source code
Revision control
Copy as Markdown
Other Tools
/* -*- 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
/*
*
* Date: 08 November 2003
* SUMMARY: |expr()| should cause a TypeError if |typeof expr| != 'function'
*
*
*/
//-----------------------------------------------------------------------------
var UBound = 0;
var BUGNUMBER = 224956;
var summary = "|expr()| should cause TypeError if |typeof expr| != 'function'";
var TEST_PASSED = 'TypeError';
var TEST_FAILED = 'Generated an error, but NOT a TypeError! ';
var TEST_FAILED_BADLY = 'Did not generate ANY error!!!';
var CHECK_PASSED = 'Should not generate an error';
var CHECK_FAILED = 'Generated an error!';
var status = '';
var statusitems = [];
var actual = '';
var actualvalues = [];
var expect= '';
var expectedvalues = [];
var x;
/*
* All the following contain invalid uses of the call operator ()
* and should generate TypeErrors. That's what we're testing for.
*
* To save writing try...catch over and over, we hide all the
* errors inside eval strings, and let testThis() catch them.
*/
status = inSection(1);
x = 'abc';
testThis('x()');
status = inSection(2);
testThis('"abc"()');
status = inSection(3);
x = new Date();
testThis('x()');
status = inSection(4);
testThis('Date(12345)()');
status = inSection(5);
x = Number(1);
testThis('x()');
status = inSection(6);
testThis('1()');
status = inSection(7);
x = void(0);
testThis('x()');
status = inSection(8);
testThis('void(0)()');
status = inSection(9);
x = Math;
testThis('x()');
status = inSection(10);
testThis('Math()');
status = inSection(11);
x = Array(5);
testThis('x()');
status = inSection(12);
testThis('[1,2,3,4,5]()');
status = inSection(13);
x = [1,2,3].splice(1,2);
testThis('x()');
/*
* Same as above, but with non-empty call parentheses
*/
status = inSection(14);
x = 'abc';
testThis('x(1)');
status = inSection(15);
testThis('"abc"(1)');
status = inSection(16);
x = new Date();
testThis('x(1)');
status = inSection(17);
testThis('Date(12345)(1)');
status = inSection(18);
x = Number(1);
testThis('x(1)');
status = inSection(19);
testThis('1(1)');
status = inSection(20);
x = void(0);
testThis('x(1)');
status = inSection(21);
testThis('void(0)(1)');
status = inSection(22);
x = Math;
testThis('x(1)');
status = inSection(23);
testThis('Math(1)');
status = inSection(24);
x = Array(5);
testThis('x(1)');
status = inSection(25);
testThis('[1,2,3,4,5](1)');
status = inSection(26);
x = [1,2,3].splice(1,2);
testThis('x(1)');
/*
* Expression from website in original bug report above -
*/
status = inSection(27);
var A = 1, C=2, Y=3, T=4, I=5;
testThis('(((C/A-0.3)/0.2)+((Y/A-3)/4)+((T/A)/0.05)+((0.095-I/A)/0.4))(100/6)');
status = inSection(28);
x = /a()/;
testThis('x("abc")');
status = inSection(29);
x = /a()/gi;
testThis('x("abc")');
status = inSection(30);
x = RegExp('a()');
testThis('x("abc")');
status = inSection(31);
x = new RegExp('a()', 'gi');
testThis('x("")');
/*
* Functions have |typeof| == 'function'.
*
* Therefore these expressions should not cause any errors.
* Note we use checkThis() instead of testThis()
*
*/
status = inSection(32);
x = function (y) {return y+1;};
checkThis('x("abc")');
status = inSection(33);
checkThis('(function (y) {return y+1;})("abc")');
status = inSection(34);
function f(y) { function g() {return y;}; return g();};
checkThis('f("abc")');
//-----------------------------------------------------------------------------
test();
//-----------------------------------------------------------------------------
/*
* |expr()| should generate a TypeError if |expr| is not a function
*/
function testThis(sInvalidSyntax)
{
expect = TEST_PASSED;
actual = TEST_FAILED_BADLY;
try
{
eval(sInvalidSyntax);
}
catch(e)
{
if (e instanceof TypeError)
actual = TEST_PASSED;
else
actual = TEST_FAILED + e;
}
statusitems[UBound] = status;
expectedvalues[UBound] = expect;
actualvalues[UBound] = actual;
UBound++;
}
/*
* Valid syntax shouldn't generate any errors
*/
function checkThis(sValidSyntax)
{
expect = CHECK_PASSED;
actual = CHECK_PASSED;
try
{
eval(sValidSyntax);
}
catch(e)
{
actual = CHECK_FAILED;
}
statusitems[UBound] = status;
expectedvalues[UBound] = expect;
actualvalues[UBound] = actual;
UBound++;
}
function test()
{
printBugNumber(BUGNUMBER);
printStatus(summary);
for (var i=0; i<UBound; i++)
{
reportCompare(expectedvalues[i], actualvalues[i], statusitems[i]);
}
}