def test_set_mu(self):
p = JointNormal(labels=['x', 'y'], mu=np.array([0, 0]), cov=np.array([[1e-19, 1e-19], [1e-19, 1e-19]]))
p.mu = self.mu
self.assertAlmostEqual(p.mu[0, 0], self.mu[0])
self.assertAlmostEqual(p.mu[1, 0], self.mu[1])
def test_set_mu_bad(self):
p = JointNormal(labels=['x', 'y'], mu=np.array([0, 0]), cov=np.array([[1e-19, 1e-19], [1e-19, 1e-19]]))
with self.assertRaises(ValueError):
p.mu = [1, 2, 3]