public function testGetAddressByType()
{
$address = new ContactAddress();
$addressType = new AddressType('billing');
$address->addType($addressType);
$contact = new Contact();
$this->assertNull($contact->getAddressByType($addressType));
$contact->addAddress($address);
$this->assertSame($address, $contact->getAddressByType($addressType));
}
