/*! * \file bayesian_estimation_test.cc * \brief This file implements feasibility test for the BCE library. * \author Gerald LaMountain, 2018. gerald(at)ece.neu.edu * * * ----------------------------------------------------------------------------- * * Copyright (C) 2010-2020 (see AUTHORS file for a list of contributors) * * GNSS-SDR is a software defined Global Navigation * Satellite Systems receiver * * This file is part of GNSS-SDR. * * SPDX-License-Identifier: GPL-3.0-or-later * * ----------------------------------------------------------------------------- */ #include "bayesian_estimation.h" #include #include #include #define BAYESIAN_TEST_N_TRIALS 100 #define BAYESIAN_TEST_ITER 10000 TEST(BayesianEstimationPositivityTest, BayesianPositivityTest) { Bayesian_estimator bayes; arma::vec bayes_mu = arma::zeros(1, 1); int bayes_nu = 0; int bayes_kappa = 0; arma::mat bayes_Psi = arma::ones(1, 1); arma::vec input = arma::zeros(1, 1); // -- Perform initializations ------------------------------ std::random_device r; std::default_random_engine e1(r()); std::normal_distribution normal_dist(0, 5); for (int k = 0; k < BAYESIAN_TEST_N_TRIALS; k++) { bayes.init(bayes_mu, bayes_kappa, bayes_nu, bayes_Psi); for (int n = 0; n < BAYESIAN_TEST_ITER; n++) { input(0) = static_cast(normal_dist(e1)); bayes.update_sequential(input); arma::mat output = bayes.get_Psi_est(); double output0 = output(0, 0); ASSERT_EQ(output0 > 0.0, true); } } }