Example #1
0
    def test_elder_sisters_husband(self):
        person = Node(
            Person.objects.create(name='patient zero',
                                  gender='M',
                                  family_id=self.family.id,
                                  birth_year=1990))
        father = Node(
            Person.objects.create(name='father',
                                  gender='M',
                                  family_id=self.family.id))
        sister = Node(
            Person.objects.create(name='sister',
                                  gender='F',
                                  family_id=self.family.id,
                                  birth_year=1989))
        sisters_husband = Node(
            Person.objects.create(name='sisters_husband',
                                  gender='M',
                                  family_id=self.family.id))

        path = Path()
        path.set_goals(person, sisters_husband)
        path.add_node(father, RAISED_BY)
        path.add_node(sister, RAISED)
        path.add_node(sisters_husband, PARTNERED)

        result = get_name(path)

        self.assertTrue("Elder Sibling's Husband" in result)
Example #2
0
    def test_great_grandfather(self):

        person = Node(
            Person.objects.create(name='patient zero',
                                  gender='M',
                                  family_id=self.family.id))
        parent = Node(
            Person.objects.create(name='dad',
                                  gender='O',
                                  family_id=self.family.id))
        paternal_grandmother = Node(
            Person.objects.create(name='paternal_grandmother',
                                  gender='F',
                                  family_id=self.family.id))
        great_grandfather = Node(
            Person.objects.create(name='great_grandfather',
                                  gender='M',
                                  family_id=self.family.id))

        path = Path()
        path.set_goals(person, great_grandfather)
        path.add_node(parent, RAISED_BY)
        path.add_node(paternal_grandmother, RAISED_BY)
        path.add_node(great_grandfather, RAISED_BY)

        result = get_name(path)

        self.assertTrue('Paternal Great Grandfather' in result)
        self.assertTrue('Maternal Great Grandfather' in result)
    def test_maternal_grandmothers_sister(self):

        person = Node(
            Person.objects.create(name='patient zero',
                                  gender='M',
                                  family_id=self.family.id))
        mum = Node(
            Person.objects.create(name='mum',
                                  gender='F',
                                  family_id=self.family.id))
        grandmother = Node(
            Person.objects.create(name='grandmother',
                                  gender='F',
                                  family_id=self.family.id))
        great_grandmother = Node(
            Person.objects.create(name='great_grandmother',
                                  gender='F',
                                  family_id=self.family.id))
        great_aunt = Node(
            Person.objects.create(name='great_aunt',
                                  gender='F',
                                  family_id=self.family.id))

        path = Path()
        path.set_goals(person, great_aunt)
        path.add_node(mum, RAISED_BY)
        path.add_node(grandmother, RAISED_BY)
        path.add_node(great_grandmother, RAISED_BY)
        path.add_node(great_aunt, RAISED)

        result = get_name(path)

        self.assertEqual(1, len(result))
        self.assertEqual("Maternal Grandmother's Sister", result[0])
Example #4
0
    def test_husbands_elder_sister(self):
        person = Node(
            Person.objects.create(name='patient zero',
                                  gender='M',
                                  family_id=self.family.id))
        husband = Node(
            Person.objects.create(name='husband',
                                  gender='M',
                                  family_id=self.family.id,
                                  birth_year=1990))
        husbands_mother = Node(
            Person.objects.create(name='husbands_mother',
                                  gender='F',
                                  family_id=self.family.id))
        husbands_sister = Node(
            Person.objects.create(name='husbands_sister',
                                  gender='F',
                                  family_id=self.family.id,
                                  birth_year=1988))

        path = Path()
        path.set_goals(person, husbands_sister)
        path.add_node(husband, PARTNERED)
        path.add_node(husbands_mother, RAISED_BY)
        path.add_node(husbands_sister, RAISED)

        result = get_name(path)

        self.assertTrue("Husband's Elder Sister" in result)
Example #5
0
    def test_fathers_younger_brother(self):

        person = Node(
            Person.objects.create(name='patient zero',
                                  gender='M',
                                  family_id=self.family.id))
        father = Node(
            Person.objects.create(name='father',
                                  gender='M',
                                  family_id=self.family.id,
                                  birth_year=1990))
        grandparent = Node(
            Person.objects.create(name='grandparent',
                                  gender='F',
                                  family_id=self.family.id))
        uncle = Node(
            Person.objects.create(name='uncle',
                                  gender='M',
                                  family_id=self.family.id,
                                  birth_year=1991))

        path = Path()
        path.set_goals(person, uncle)
        path.add_node(father, RAISED_BY)
        path.add_node(grandparent, RAISED_BY)
        path.add_node(uncle, RAISED)

        result = get_name(path)

        self.assertTrue("Father's Younger Brother" in result)
        self.assertTrue("Father's Brother" in result)
Example #6
0
    def test_fathers_sister(self):

        person = Node(
            Person.objects.create(name='patient zero',
                                  gender='M',
                                  family_id=self.family.id))
        father = Node(
            Person.objects.create(name='father',
                                  gender='M',
                                  family_id=self.family.id,
                                  birth_year=1990))
        grandparent = Node(
            Person.objects.create(name='grandparent',
                                  gender='F',
                                  family_id=self.family.id))
        aunt = Node(
            Person.objects.create(name='aunt',
                                  gender='F',
                                  family_id=self.family.id))

        path = Path()
        path.set_goals(person, aunt)
        path.add_node(father, RAISED_BY)
        path.add_node(grandparent, RAISED_BY)
        path.add_node(aunt, RAISED)

        result = get_name(path)

        self.assertTrue("Father's Elder Sister" in result)
        self.assertTrue("Father's Younger Sister" in result)
        self.assertTrue("Father's Sister" in result)
Example #7
0
    def test_partners_brother(self):
        person = Node(
            Person.objects.create(name='patient zero',
                                  gender='M',
                                  family_id=self.family.id))
        partner = Node(
            Person.objects.create(name='partner',
                                  gender='O',
                                  family_id=self.family.id))
        partners_mother = Node(
            Person.objects.create(name='partner_mother',
                                  gender='F',
                                  family_id=self.family.id))
        partners_brother = Node(
            Person.objects.create(name='partner_brother',
                                  gender='M',
                                  family_id=self.family.id))

        path = Path()
        path.set_goals(person, partners_brother)
        path.add_node(partner, PARTNERED)
        path.add_node(partners_mother, RAISED_BY)
        path.add_node(partners_brother, RAISED)

        result = get_name(path)

        self.assertTrue("Wife's Elder Brother" in result)
        self.assertTrue("Wife's Younger Brother" in result)
        self.assertTrue("Husband's Elder Brother" in result)
        self.assertTrue("Husband's Younger Brother" in result)
Example #8
0
    def test_step_grandparent(self):

        person = Node(
            Person.objects.create(name='patient zero',
                                  gender='M',
                                  family_id=self.family.id))
        mother = Node(
            Person.objects.create(name='mother',
                                  gender='F',
                                  family_id=self.family.id))
        grandparent = Node(
            Person.objects.create(name='grandparent',
                                  gender='F',
                                  family_id=self.family.id))
        step_grandparent = Node(
            Person.objects.create(name='step_grandparent',
                                  gender='M',
                                  family_id=self.family.id))

        path = Path()
        path.set_goals(person, step_grandparent)
        path.add_node(mother, RAISED_BY)
        path.add_node(grandparent, RAISED_BY)
        path.add_node(step_grandparent, PARTNERED)

        result = get_name(path)

        self.assertEqual([], result)
Example #9
0
    def test_paternal_great_grandfather(self):

        person = Node(
            Person.objects.create(name='patient zero',
                                  gender='M',
                                  family_id=self.family.id))
        dad = Node(
            Person.objects.create(name='dad',
                                  gender='M',
                                  family_id=self.family.id))
        paternal_grandmother = Node(
            Person.objects.create(name='paternal_grandmother',
                                  gender='F',
                                  family_id=self.family.id))
        paternal_great_grandfather = Node(
            Person.objects.create(name='paternal_great_grandfather',
                                  gender='M',
                                  family_id=self.family.id))

        path = Path()
        path.set_goals(person, paternal_great_grandfather)
        path.add_node(dad, RAISED_BY)
        path.add_node(paternal_grandmother, RAISED_BY)
        path.add_node(paternal_great_grandfather, RAISED_BY)

        result = get_name(path)

        self.assertEqual('Paternal Great Grandfather', result[0])
Example #10
0
    def test_wifes_younger_sister(self):
        person = Node(
            Person.objects.create(name='patient zero',
                                  gender='M',
                                  family_id=self.family.id))
        wife = Node(
            Person.objects.create(name='wife',
                                  gender='F',
                                  family_id=self.family.id,
                                  birth_year=1990))
        wifes_mother = Node(
            Person.objects.create(name='wifes_mother',
                                  gender='F',
                                  family_id=self.family.id))
        wifes_sister = Node(
            Person.objects.create(name='wifes_sister',
                                  gender='F',
                                  family_id=self.family.id,
                                  birth_year=1998))

        path = Path()
        path.set_goals(person, wifes_sister)
        path.add_node(wife, PARTNERED)
        path.add_node(wifes_mother, RAISED_BY)
        path.add_node(wifes_sister, RAISED)

        result = get_name(path)

        self.assertTrue("Wife's Younger Sister" in result)
    def test_younger_sibling(self):
        person = Node(
            Person.objects.create(name='patient zero',
                                  gender='M',
                                  family_id=self.family.id,
                                  birth_year=1982))
        dad = Node(
            Person.objects.create(name='dad',
                                  gender='M',
                                  family_id=self.family.id))
        sibling = Node(
            Person.objects.create(name='sibling',
                                  gender='O',
                                  family_id=self.family.id,
                                  birth_year=1990))

        path = Path()
        path.set_goals(person, sibling)
        path.add_node(dad, RAISED_BY)
        path.add_node(sibling, RAISED)

        result = get_name(path)

        self.assertTrue("Younger Brother" in result)
        self.assertTrue("Younger Sister" in result)
Example #12
0
    def test_male_great_grandchild_non_other_lineage(self):
        person = Node(
            Person.objects.create(name='patient zero',
                                  gender='M',
                                  family_id=self.family.id))
        child = Node(
            Person.objects.create(name='child',
                                  gender='O',
                                  family_id=self.family.id))
        grandchild = Node(
            Person.objects.create(name='grandchild',
                                  gender='M',
                                  family_id=self.family.id))
        great_grandchild = Node(
            Person.objects.create(name='great_grandchild',
                                  gender='M',
                                  family_id=self.family.id))

        path = Path()
        path.set_goals(person, great_grandchild)
        path.add_node(child, RAISED)
        path.add_node(grandchild, RAISED)
        path.add_node(great_grandchild, RAISED)

        result = get_name(path)

        self.assertTrue("Son's Grandson" in result)
        self.assertTrue("Daughter's Grandson" in result)
Example #13
0
    def test_mothers_sisters_husband(self):

        person = Node(
            Person.objects.create(name='patient zero',
                                  gender='M',
                                  family_id=self.family.id))
        mother = Node(
            Person.objects.create(name='mother',
                                  gender='F',
                                  family_id=self.family.id))
        grandmother = Node(
            Person.objects.create(name='grandmother',
                                  gender='F',
                                  family_id=self.family.id))
        aunt = Node(
            Person.objects.create(name='aunt',
                                  gender='F',
                                  family_id=self.family.id))
        aunt_husband = Node(
            Person.objects.create(name='aunt husband',
                                  gender='M',
                                  family_id=self.family.id))

        path = Path()
        path.set_goals(person, aunt_husband)
        path.add_node(mother, RAISED_BY)
        path.add_node(grandmother, RAISED_BY)
        path.add_node(aunt, RAISED)
        path.add_node(aunt_husband, PARTNERED)

        result = get_name(path)

        self.assertTrue("Mother's Sister's Husband" in result)
Example #14
0
    def test_fathers_elder_sisters_husband(self):

        person = Node(
            Person.objects.create(name='patient zero',
                                  gender='M',
                                  family_id=self.family.id))
        father = Node(
            Person.objects.create(name='father',
                                  gender='M',
                                  family_id=self.family.id,
                                  birth_year=1992))
        grandmother = Node(
            Person.objects.create(name='grandmother',
                                  gender='F',
                                  family_id=self.family.id))
        aunt = Node(
            Person.objects.create(name='aunt',
                                  gender='F',
                                  family_id=self.family.id,
                                  birth_year=1990))
        aunt_husband = Node(
            Person.objects.create(name='aunt husband',
                                  gender='M',
                                  family_id=self.family.id))

        path = Path()
        path.set_goals(person, aunt_husband)
        path.add_node(father, RAISED_BY)
        path.add_node(grandmother, RAISED_BY)
        path.add_node(aunt, RAISED)
        path.add_node(aunt_husband, PARTNERED)

        result = get_name(path)

        self.assertEqual(["Father's Elder Sister's Husband"], result)
Example #15
0
    def test_maternal_younger_cousin(self):
        person = Node(
            Person.objects.create(name='patient zero',
                                  gender='M',
                                  family_id=self.family.id,
                                  birth_year=2000))
        mother = Node(
            Person.objects.create(name='mother',
                                  gender='F',
                                  family_id=self.family.id))
        grandmother = Node(
            Person.objects.create(name='grandmother',
                                  gender='F',
                                  family_id=self.family.id))
        aunt = Node(
            Person.objects.create(name='aunt',
                                  gender='F',
                                  family_id=self.family.id))
        cousin = Node(
            Person.objects.create(name='aunt husband',
                                  gender='O',
                                  family_id=self.family.id,
                                  birth_year=2005))

        path = Path()
        path.set_goals(person, cousin)
        path.add_node(mother, RAISED_BY)
        path.add_node(grandmother, RAISED_BY)
        path.add_node(aunt, RAISED)
        path.add_node(cousin, RAISED)

        result = get_name(path)

        self.assertTrue("Maternal Younger Male Cousin" in result)
        self.assertTrue("Maternal Younger Female Cousin" in result)
Example #16
0
    def test_brothers_daughter(self):
        person = Node(
            Person.objects.create(name='patient zero',
                                  gender='M',
                                  family_id=self.family.id))
        parent = Node(
            Person.objects.create(name='father',
                                  gender='M',
                                  family_id=self.family.id))
        brother = Node(
            Person.objects.create(name='brother',
                                  gender='M',
                                  family_id=self.family.id))
        brothers_daughter = Node(
            Person.objects.create(name='brothers_daughter',
                                  gender='F',
                                  family_id=self.family.id))

        path = Path()
        path.set_goals(person, brothers_daughter)
        path.add_node(parent, RAISED_BY)
        path.add_node(brother, RAISED)
        path.add_node(brothers_daughter, RAISED)

        result = get_name(path)

        self.assertTrue("Brother's Daughter" in result)
Example #17
0
    def test_childs_mother_in_law(self):
        person = Node(
            Person.objects.create(name='patient zero',
                                  gender='M',
                                  family_id=self.family.id))
        child = Node(
            Person.objects.create(name='child',
                                  gender='O',
                                  family_id=self.family.id))
        childs_partner = Node(
            Person.objects.create(name='childs_partner',
                                  gender='O',
                                  family_id=self.family.id))
        childs_partners_mother = Node(
            Person.objects.create(name='childs_partners_mother',
                                  gender='F',
                                  family_id=self.family.id))

        path = Path()
        path.set_goals(person, childs_partners_mother)
        path.add_node(child, RAISED)
        path.add_node(childs_partner, PARTNERED)
        path.add_node(childs_partners_mother, RAISED_BY)

        result = get_name(path)

        self.assertTrue("Child's Mother In Law" in result)
Example #18
0
    def test_sisters_child(self):
        person = Node(
            Person.objects.create(name='patient zero',
                                  gender='M',
                                  family_id=self.family.id))
        parent = Node(
            Person.objects.create(name='father',
                                  gender='M',
                                  family_id=self.family.id))
        sister = Node(
            Person.objects.create(name='sister',
                                  gender='F',
                                  family_id=self.family.id))
        sisters_child = Node(
            Person.objects.create(name='sisters_child',
                                  gender='O',
                                  family_id=self.family.id))

        path = Path()
        path.set_goals(person, sisters_child)
        path.add_node(parent, RAISED_BY)
        path.add_node(sister, RAISED)
        path.add_node(sisters_child, RAISED)

        result = get_name(path)

        self.assertTrue("Sister's Daughter" in result)
        self.assertTrue("Sister's Son" in result)
Example #19
0
    def test_siblings_partner_(self):
        person = Node(
            Person.objects.create(name='patient zero',
                                  gender='M',
                                  family_id=self.family.id))
        parent = Node(
            Person.objects.create(name='father',
                                  gender='M',
                                  family_id=self.family.id))
        sibling = Node(
            Person.objects.create(name='sibling',
                                  gender='O',
                                  family_id=self.family.id))
        siblings_partner = Node(
            Person.objects.create(name='siblings_partner',
                                  gender='O',
                                  family_id=self.family.id))

        path = Path()
        path.set_goals(person, siblings_partner)
        path.add_node(parent, RAISED_BY)
        path.add_node(sibling, RAISED)
        path.add_node(siblings_partner, PARTNERED)

        result = get_name(path)

        self.assertTrue("Elder Sibling's Husband" in result)
        self.assertTrue("Younger Sibling's Husband" in result)
        self.assertTrue("Elder Sibling's Wife" in result)
        self.assertTrue("Younger Sibling's Wife" in result)
Example #20
0
def solve_relation_name(request):
    '''
    Public endpoint to get a relation name between family members
    '''
    data = json.loads(request.body)

    path = Path()

    last_node = None
    for point in data:
        node = Node(point)
        if last_node:
            step = PathStep(last_node, node,
                            relations_by_name[point.relation_type])
            path.steps.append(step)

        last_node = node

    path.set_success_properties()
    names = get_name(path)

    results = get_relation_names(names)

    response = JsonResponse(results, encoder=RelationNameEncoder, safe=False)

    return response
Example #21
0
    def setUp(self):

        self.family = Family()
        self.family.save()

        self.daughter = Node(Person.objects.create(name='daughter', gender='F', family_id=self.family.id))
        self.person = Node(Person.objects.create(name='patient zero', gender='M', family_id=self.family.id))
        self.mum = Node(Person.objects.create(name='mum', gender='F', family_id=self.family.id))
        self.dad = Node(Person.objects.create(name='dad', gender='M', family_id=self.family.id))
        self.grandma = Node(Person.objects.create(name='grandma', gender='F', family_id=self.family.id))
        self.grandpa = Node(Person.objects.create(name='grandpa', gender='M', family_id=self.family.id))
        self.great_grandma = Node(Person.objects.create(name='great grandma', gender='F', family_id=self.family.id))

        self.daughter.relations.append((RAISED_BY, self.person))
        self.person.relations.append((RAISED, self.daughter))

        self.person.relations.append((RAISED_BY, self.mum))
        self.mum.relations.append((RAISED, self.person))
        self.mum.relations.append((RAISED_BY, self.grandma))
        self.mum.relations.append((RAISED_BY, self.grandpa))

        self.person.relations.append((RAISED_BY, self.dad))
        self.dad.relations.append((RAISED, self.person))

        self.grandma.relations.append((RAISED, self.mum))
        self.grandma.relations.append((PARTNERED, self.grandpa))

        self.grandpa.relations.append((PARTNERED, self.grandma))
        self.grandpa.relations.append((RAISED, self.mum))

        self.grandma.relations.append((RAISED_BY, self.great_grandma))
        self.great_grandma.relations.append((RAISED, self.grandma))
    def test_1_relation_apart(self):

        person = Node(
            Person.objects.create(name='patient zero',
                                  gender='M',
                                  family_id=self.family.id))
        mum = Node(
            Person.objects.create(name='mum',
                                  gender='F',
                                  family_id=self.family.id))

        path = Path()
        path.set_goals(person, mum)
        path.add_node(mum, RAISED_BY)

        result = get_name(path)

        self.assertEqual('Mother', result[0])
    def test_father_in_law_wifes_side(self):

        person = Node(
            Person.objects.create(name='patient zero',
                                  gender='M',
                                  family_id=self.family.id))
        wife = Node(
            Person.objects.create(name='wife',
                                  gender='F',
                                  family_id=self.family.id))
        father_in_law = Node(
            Person.objects.create(name='father_in_law',
                                  gender='M',
                                  family_id=self.family.id))

        path = Path()
        path.set_goals(person, father_in_law)
        path.add_node(wife, PARTNERED)
        path.add_node(father_in_law, RAISED_BY)

        result = get_name(path)
        self.assertEqual("Wife's Father", result[0])
    def test_stepson(self):
        person = Node(
            Person.objects.create(name='patient zero',
                                  gender='F',
                                  family_id=self.family.id))
        partner = Node(
            Person.objects.create(name='partner',
                                  gender='F',
                                  family_id=self.family.id))
        stepson = Node(
            Person.objects.create(name='stepson',
                                  gender='M',
                                  family_id=self.family.id))

        path = Path()
        path.set_goals(person, stepson)
        path.add_node(partner, PARTNERED)
        path.add_node(stepson, RAISED)

        result = get_name(path)

        self.assertTrue("Stepson" in result)
    def test_daughter_in_law(self):
        person = Node(
            Person.objects.create(name='patient zero',
                                  gender='F',
                                  family_id=self.family.id))
        son = Node(
            Person.objects.create(name='son',
                                  gender='M',
                                  family_id=self.family.id))
        daughter_in_law = Node(
            Person.objects.create(name='daughter in law',
                                  gender='F',
                                  family_id=self.family.id))

        path = Path()
        path.set_goals(person, daughter_in_law)
        path.add_node(son, RAISED)
        path.add_node(daughter_in_law, PARTNERED)

        result = get_name(path)

        self.assertTrue("Daughter In Law" in result)
    def test_grandson_daughters_side(self):
        person = Node(
            Person.objects.create(name='patient zero',
                                  gender='F',
                                  family_id=self.family.id))
        daughter = Node(
            Person.objects.create(name='daughter',
                                  gender='F',
                                  family_id=self.family.id))
        grandson = Node(
            Person.objects.create(name='grandson',
                                  gender='M',
                                  family_id=self.family.id))

        path = Path()
        path.set_goals(person, grandson)
        path.add_node(daughter, RAISED)
        path.add_node(grandson, RAISED)

        result = get_name(path)

        self.assertTrue("Grandson Daughter's Side" in result)
    def test_stepmother(self):

        person = Node(
            Person.objects.create(name='patient zero',
                                  gender='M',
                                  family_id=self.family.id))
        dad = Node(
            Person.objects.create(name='dad',
                                  gender='M',
                                  family_id=self.family.id))
        stepmother = Node(
            Person.objects.create(name='stepmother',
                                  gender='F',
                                  family_id=self.family.id))

        path = Path()
        path.set_goals(person, stepmother)
        path.add_node(dad, RAISED_BY)
        path.add_node(stepmother, PARTNERED)

        result = get_name(path)
        self.assertEqual('Stepmother', result[0])
    def test_granddaughter_unknown_side(self):
        person = Node(
            Person.objects.create(name='patient zero',
                                  gender='F',
                                  family_id=self.family.id))
        child = Node(
            Person.objects.create(name='child',
                                  gender='O',
                                  family_id=self.family.id))
        granddaughter = Node(
            Person.objects.create(name='granddaughter',
                                  gender='F',
                                  family_id=self.family.id))

        path = Path()
        path.set_goals(person, granddaughter)
        path.add_node(child, RAISED)
        path.add_node(granddaughter, RAISED)

        result = get_name(path)

        self.assertTrue("Granddaughter Daughter's Side" in result)
        self.assertTrue("Granddaughter Son's Side" in result)
Example #29
0
    def test_aunt_uncle_partner(self):

        person = Node(
            Person.objects.create(name='patient zero',
                                  gender='M',
                                  family_id=self.family.id))
        parent = Node(
            Person.objects.create(name='parent',
                                  gender='O',
                                  family_id=self.family.id))
        grandmother = Node(
            Person.objects.create(name='grandmother',
                                  gender='F',
                                  family_id=self.family.id))
        aunt_uncle = Node(
            Person.objects.create(name='aunt_uncle',
                                  gender='OF',
                                  family_id=self.family.id))
        aunt_uncle_partner = Node(
            Person.objects.create(name='aunt_uncle partner',
                                  gender='O',
                                  family_id=self.family.id))

        path = Path()
        path.set_goals(person, aunt_uncle_partner)
        path.add_node(parent, RAISED_BY)
        path.add_node(grandmother, RAISED_BY)
        path.add_node(aunt_uncle, RAISED)
        path.add_node(aunt_uncle_partner, PARTNERED)

        result = get_name(path)

        self.assertTrue("Mother's Sister's Husband" in result)
        self.assertTrue("Mother's Brother's Wife" in result)
        self.assertTrue("Father's Elder Sister's Husband" in result)
        self.assertTrue("Father's Younger Brother's Wife" in result)
    def test_brother_unknown_age(self):
        person = Node(
            Person.objects.create(name='patient zero',
                                  gender='M',
                                  family_id=self.family.id,
                                  birth_year=1982))
        dad = Node(
            Person.objects.create(name='dad',
                                  gender='M',
                                  family_id=self.family.id))
        brother = Node(
            Person.objects.create(name='brother',
                                  gender='M',
                                  family_id=self.family.id))

        path = Path()
        path.set_goals(person, brother)
        path.add_node(dad, RAISED_BY)
        path.add_node(brother, RAISED)

        result = get_name(path)

        self.assertTrue("Elder Brother" in result)
        self.assertTrue("Younger Brother" in result)