def sin(self, x):
return sin(x)
def test_many_negatives(self):
for x in range(-1, -10, -1):
self.assertAlmostEqual(sin.sin(x), std_sin(x), 4)
def test_negative(self):
self.assertAlmostEqual(sin.sin(20), std_sin(20), 4)
def test_x_out_of_period(self):
self.assertAlmostEqual(sin.sin(1000), std_sin(1000), 4)
def test_close_to_anchor_point(self):
# PI / 4 = 0.78 -- anchor point
self.assertAlmostEqual(sin.sin(0.8), std_sin(0.8), 4)
def test_zero(self):
self.assertAlmostEqual(sin.sin(0), 0, 4)