def test_add_record(self):
phone = PhoneBook('numbers.txt')
phone.add_record(record='sam 1299939')
assert phone.phone_book['sam']
def test_search(self):
phone = PhoneBook('numbers.txt')
phone.add_record(record='harry 1299929')
query = 'harry'
assert phone.search(query=query) == 'harry=1299929'
