<filename>algorithms/0001-FizzBuzz/test_fizzbuzz.py
import unittest
from fizzbuzz import fizzbuzz

class TestFizzBuzz(unittest.TestCase):
  def test_fizzbuzz(self):
    self.assertEqual(fizzbuzz(15), 'FizzBuzz')

  def test_fizz(self):
    self.assertEqual(fizzbuzz(3), 'Fizz')

  def test_buzz(self):
    self.assertEqual(fizzbuzz(5), 'Buzz')

  def test_not_matching(self):
    self.assertEqual(fizzbuzz(2), "2")

  def test_zero(self):
    self.assertIsNone(fizzbuzz(0))

  def test_negative_number(self):
    self.assertIsNone(fizzbuzz(-1))

if __name__ == '__main__':
  unittest.main()
<filename>algorithms/0001-FizzBuzz/test_fizzbuzz.py
import unittest
from fizzbuzz import fizzbuzz

class TestFizzBuzz(unittest.TestCase):
  def test_fizzbuzz(self):
    self.assertEqual(fizzbuzz(15), 'FizzBuzz')

  def test_fizz(self):
    self.assertEqual(fizzbuzz(3), 'Fizz')

  def test_buzz(self):
    self.assertEqual(fizzbuzz(5), 'Buzz')

  def test_not_matching(self):
    self.assertEqual(fizzbuzz(2), "2")

  def test_zero(self):
    self.assertIsNone(fizzbuzz(0))

  def test_negative_number(self):
    self.assertIsNone(fizzbuzz(-1))

if __name__ == '__main__':
  unittest.main()