htmlpurifier/tests/HTMLPurifier/AttrDef/URI/IPv4Test.php

<?php

// IPv4 test case is spliced from Feyd's IPv6 implementation
// we ought to disallow non-routable addresses

class HTMLPurifier_AttrDef_URI_IPv4Test extends HTMLPurifier_AttrDefHarness
{
    
    function test() {
        
        $this->def = new HTMLPurifier_AttrDef_URI_IPv4();
        
        $this->assertDef('127.0.0.1'); // standard IPv4, loopback, non-routable
        $this->assertDef('0.0.0.0'); // standard IPv4, unspecified, non-routable
        $this->assertDef('255.255.255.255'); // standard IPv4
        
        $this->assertDef('300.0.0.0', false); // standard IPv4, out of range
        $this->assertDef('124.15.6.89/60', false); // standard IPv4, prefix not allowed
        
        $this->assertDef('', false); // nothing 
        
    }
}