function testIsRequiredIDValid()
{
$AJAXInterface = new AJAXInterface();
/* Make sure an unset key does not pass. */
$random = md5('random' . time());
$this->assertFalse($AJAXInterface->isRequiredIDValid($random, true, true), sprintf("\$_POST['%s'] should not exist and should not be a valid required ID", $random));
/* Make sure -0, non-numeric strings, and symbols never pass. */
$invalidIDs = array('-0', 'test', '0abc', '1abc', '-abc', '$');
foreach ($invalidIDs as $ID) {
$_REQUEST['isRequiredIDValidTest'] = $ID;
$this->assertFalse($AJAXInterface->isRequiredIDValid('isRequiredIDValidTest', true, true), sprintf("'%s' should not be a valid required ID", $ID));
$this->assertFalse($AJAXInterface->isRequiredIDValid('isRequiredIDValidTest', true, false), sprintf("'%s' should not be a valid required ID", $ID));
$this->assertFalse($AJAXInterface->isRequiredIDValid('isRequiredIDValidTest', false, true), sprintf("'%s' should not be a valid required ID", $ID));
$this->assertFalse($AJAXInterface->isRequiredIDValid('isRequiredIDValidTest', false, false), sprintf("'%s' should not be a valid required ID", $ID));
}
/* Make sure we don't allow '0' if $allowZero is false. */
$invalidIDs = array(0, '0');
foreach ($invalidIDs as $ID) {
$_REQUEST['isRequiredIDValidTest'] = $ID;
$this->assertFalse($AJAXInterface->isRequiredIDValid('isRequiredIDValidTest', false, true), sprintf("'%s' should not be a valid required ID with \$allowZero false", $ID));
$this->assertFalse($AJAXInterface->isRequiredIDValid('isRequiredIDValidTest', false, false), sprintf("'%s' should not be a valid required ID with \$allowZero false", $ID));
}
/* Make sure we don't allow negatives if $allowNegative is false. */
$invalidIDs = array(-1, -100, '-1', '-100');
foreach ($invalidIDs as $ID) {
$_REQUEST['isRequiredIDValidTest'] = $ID;
$this->assertFalse($AJAXInterface->isRequiredIDValid('isRequiredIDValidTest', true, false), sprintf("'%s' should not be a valid required ID with \$allowNegative false", $ID));
$this->assertFalse($AJAXInterface->isRequiredIDValid('isRequiredIDValidTest', false, false), sprintf("'%s' should not be a valid required ID with \$allowNegative false", $ID));
}
/* Make sure any positive, negative, or 0 number passes valid ID checks
* if $allowZero and $allowNegative are true.
*/
$validIDs = array(1, 100, -1, -100, 0, '0', '-100', '1', '65535');
foreach ($validIDs as $ID) {
$_REQUEST['isRequiredIDValidTest'] = $ID;
$this->assertTrue($AJAXInterface->isRequiredIDValid('isRequiredIDValidTest', true, true), sprintf("'%s' should be a valid required ID", $ID));
}
/* Make sure any positive number always passes valid ID checks
* regardless of $allowZero and $allowNegative.
*/
$validIDs = array(1, 100, '1', '65535');
foreach ($validIDs as $ID) {
$_REQUEST['isRequiredIDValidTest'] = $ID;
$this->assertTrue($AJAXInterface->isRequiredIDValid('isRequiredIDValidTest', false, false), sprintf("'%s' should be a valid required ID", $ID));
}
}
