# testperson.py
# Walker M. White (wmw2)
# October 15, 2015
"""Unit test for Person class."""
import cornelltest
import person


def build_test_tree():
    """Returns: Youngest generation Person in a complete family tree
    
    Creates a genealogical tree for testing"""
    # GREAT GRANDPARENTS (some unknown)
    # John Smith Sr.
    ggd1 = person.Person('John', 'Smith')
    ggm1 = person.Person('Pamela', 'Grey')
    
    #gggm1 = person.Person('Geraldine', 'Miller')
    #ggm2 = person.Person('Eva', 'Rogers', gggm1, None)

    ggm2 = person.Person('Eva', 'Rogers')

    ggd4 = person.Person('Dan', 'O\'Reilly')
    ggm4 = person.Person('Heather', 'Chase')
    
    # GRANDPARENTS
    # John Smith Jr.
    gd1 = person.Person('John','Smith',ggm1,ggd1)
    gm1 = person.Person('Jane','Dare',ggm2,None)
    
    gd2 = person.Person('John','Evans')
    gm2 = person.Person('Ellen','O\'Reilly',ggd4,ggm4)
    
    # PARENTS
    # John Smith III
    d = person.Person('John','Smith',gm1,gd1)
    m = person.Person('Pamela','Evans',gm2,gd2)
    
    # FINAL GENERATION
    # John Smith IV
    p = person.Person('John','Smith',m,d)
    
    return p


# Script Code
p = build_test_tree()
print person.num_ancestors(p)
print person.all_ancestors(p)
print person.greatest_grandparent(p)