def test_gk_multiple_equals_gk(self): N = 10 X = np.random.randn(N) me = GaussianQuadraticTest(self.grad_log_normal) GK = me.gk_multiple(X) for i in range(N): for j in range(N): gk = me.gk(X[i], X[j]) assert_almost_equal(GK[i, j], gk)