public function testFaultyDefinitionReturnsNull() { $it = new ezcPersistentFindIterator($this->db->prepare("select * from " . $this->db->quoteIdentifier("PO_test")), new ezcPersistentObjectDefinition()); $this->assertEquals(null, $it->current()); $this->assertEquals(null, $it->next()); $this->assertEquals(false, $it->valid()); }