def test_database_shared_headings_return_type(self):
dictionary = {
'jgoodall': {
'surname': 'Goodall',
'name': 'Jane',
'born': 1934,
'died': None,
'notes': 'Primate research',
'author': ['In the Shadow of Man', 'The Chimps of Gombe']
},
'rfranklin': {
'surname': 'Franklin',
'name': 'Rosalind',
'born': 1920,
'died': 1957,
'notes': 'DNA research'
},
'aturing': {
'surname': 'Turing',
'name': 'Alan',
'born': 1912,
'died': 1954,
'notes': 'polymath',
'author': ['Systems of Logic based on Ordinals']
}
}
self.assertEqual(set, type(q10.database_shared_headings(dictionary)))
def test_database_shared_headings_invalid(self):
with self.assertRaises(TypeError):
q10.database_shared_headings({})
def test_database_shared_headings_correct_values_in_set(self):
self.assertEqual(database_shared_headings(superheroes),
{'name', 'superpower', 'born'})
def test_database_shared_headings_no_shared_headings(self):
self.assertEqual(database_shared_headings(items), set())
def test_database_shared_headings_return_type(self):
self.assertIsInstance(database_shared_headings(superheroes), set)