def test_if_list_is_generated(self):
result = generate_prime_numbers(10)
self.assertEqual(
[2, 3, 5, 7],
result,
msg=
'To generate a list of prime numbers, the input should be greater than 1'
)
def test_output_is_list(self):
"""output should be a List"""
self.assertEqual(True, isinstance(generate_prime_numbers(10), list), msg='Should return a list')
def test_returns_None_if_arg_is_one(self):
self.assertEqual(None, generate_prime_numbers(1), msg='No prime numbers for argument 1')
def test_returns_None_if_arg_is_zero(self):
"""There are no prime numbers for arg 0"""
self.assertEqual(None, generate_prime_numbers(0), msg='No prime numbers for argument 0')
def test_returns_None_if_arg_is_negative(self):
"""There are no prime numbers for negative inputs"""
self.assertEqual(None, generate_prime_numbers(-10), msg='Should return None for negative argument')
def test_is_prime_number(self):
"""output should be a prime number"""
self.assertEqual([2,3,5,7], generate_prime_numbers(10), msg='Should return prime numbers')
def test_non_number_inputs(self):
self.assertTrue(generate_prime_numbers('123'),
'input of type string not allowed')
def test_it_works_correctly(self):
self.assertEqual(generate_prime_numbers(10), [2, 3, 5, 7])
self.assertEqual(generate_prime_numbers(5), [2, 3, 5])
def test_dict_input(self):
self.assertTrue(generate_prime_numbers({1: 1}),
'dictionary inputs not allowed')
def test_non_whole_numbers(self):
self.assertTrue(generate_prime_numbers(1.5),
'only whole numbers are allowed')
def test_list_input(self):
self.assertEqual(generate_prime_numbers([2]),
'inputs of type list is not allowed')
def test_negative_numbers(self):
self.assertEqual(generate_prime_numbers(-1),
'only positive numbers are allowed')
def test_negative_number(self):
result = generate_prime_numbers(-5)
self.assertEqual('Only positive integers allowed',
result,
msg='The input number should be a positive integer')
def test_for_empty_list(self):
result = generate_prime_numbers(1)
self.assertEqual('Empty list of prime numbers',
result,
msg='The input number should be greater one')