function testNoNSPrefix2()
{
$mod = new MemModel();
$mod->add(new Statement(new Resource("http://example.org/foo"), new Resource("http://example.org/bar"), new Resource("mailto:fred@example.com")));
$ser = new N3Serializer();
$ser->addNoNSPrefix('http://example.org/');
$ser->addNoNSPrefix('mailto:');
$str = $ser->serialize($mod);
$this->assertTrue(strpos($str, '@prefix') === false);
$this->assertTrue(strpos($str, '<http://example.org/foo>') > 0);
$this->assertTrue(strpos($str, '<http://example.org/bar>') > 0);
$this->assertTrue(strpos($str, '<mailto:fred@example.com>') > 0);
//test if it can be loaded
$par = new N3Parser();
$mod2 = $par->parse2model($str, false);
//var_dump($str, $mod2->triples);
$this->assertEqual($mod->size(), $mod2->size(), 'Original model size and loaded model size should equal');
$this->assertTrue($mod->containsAll($mod2), 'Original model should contain all triples of loaded model');
$this->assertTrue($mod2->containsAll($mod), 'Loaded model should contain all triples of original model');
}
