def test_log_posterior(self):
"""Check _log_posterior returns the correct value and jacobian."""
clf = RVC()
x = np.array([[1, 2], [3, 4]])
y = np.array([[5, 6], [7, 8]])
phi = clf._apply_kernel(x, y)
alpha = np.ones(3)
m = np.ones(3)
t = np.array([1, 0])
log_p, jacobian = clf._log_posterior(m, alpha, phi, t)
j_target = np.array([1.013, 1, 1.466])
self.assertAlmostEqual(log_p, 3.140, places=3)
np.testing.assert_allclose(jacobian, j_target, rtol=1e-3)
