public class TX_testTools 
{
	public static contact[] makeContacts(Integer count){
		List<Contact> contacts = new List<Contact>();
		for(Integer i=0; i<count; i++){
			contacts.add(
				new Contact(
					LastName = 'Test' + i
				)
			);
		}
        System.assertEquals(count, contacts.size());
		return contacts;
	}
}