def test_valid_book_object_empty(self):
invalid_object = {}
valid = valid_book_object(invalid_object)
self.assertTrue(not valid, 'Book object should be invalid')
def test_valid_book_object_missing_price(self):
invalid_object = {'name': 'A', 'isbn': 12345}
valid = valid_book_object(invalid_object)
self.assertTrue(not valid, 'Book object should be invalid')
def test_valid_book_object_valid(self):
valid_object = {'name': 'A', 'price': 2.75, 'isbn': 12345}
valid = valid_book_object(valid_object)
self.assertTrue(valid, 'Book object should be valid')
def test_empty_object():
assert valid_book_object(empty_object) == False
def test_missing_price():
assert valid_book_object(missing_price) == False
def test_missing_name():
assert valid_book_object(missing_name) == False
def test_valid_object():
assert valid_book_object(valid_object) == True