def test_degree0(self):
vec1 = (0., 1.)
vec2 = (0., 1.)
test_angle = calculateAngle(vec1, vec2)
true_angle = math.radians(0)
print(true_angle, test_angle)
self.assertLess(abs(test_angle - true_angle), self.epsilon)
def test_degree60(self):
vec1 = (1., 0.)
vec2 = (1., math.sqrt(3))
test_angle = calculateAngle(vec1, vec2)
true_angle = math.radians(60)
print(true_angle, test_angle)
self.assertLess(abs(test_angle - true_angle), self.epsilon)