def test_sum_of_inverse_odd(self):
"""Test several cases for sum_of_inverse_odd()."""
# Better to split into different small functions
self.assertEqual(hw4.sum_of_inverse_odd(0), 0)
self.assertEqual(hw4.sum_of_inverse_odd(1), 1.0)
self.assertEqual(hw4.sum_of_inverse_odd(2), 1.0)
self.assertAlmostEqual(hw4.sum_of_inverse_odd(3), 1.3333333333333333)
self.assertAlmostEqual(hw4.sum_of_inverse_odd(2000), 4.435632673335106)
def test_sum_of_inverse_odd_2000(self):
"""Test the sum_of_inverse_odd function with n = 2000."""
self.assertAlmostEqual(hw4.sum_of_inverse_odd(2000), 4.435632673335106)
def test_sum_of_inverse_odd_3(self):
"""Test the sum_of_inverse_odd function with n = 3."""
self.assertAlmostEqual(hw4.sum_of_inverse_odd(3), 1.333333333333)
def test_sum_of_inverse_odd_2(self):
"""Test the sum_of_inverse_odd function with n = 2."""
self.assertEqual(hw4.sum_of_inverse_odd(2), 1.0)
def test_sum_of_inverse_odd_0(self):
"""Test the sum_of_inverse_odd function with n = 0."""
self.assertEqual(hw4.sum_of_inverse_odd(0), 0)