// This file is part of Eigen, a lightweight C++ template library // for linear algebra. // // Copyright (C) 2014 Benoit Steiner <benoit.steiner.goog@gmail.com> // // This Source Code Form is subject to the terms of the Mozilla // Public License v. 2.0. If a copy of the MPL was not distributed // with this file, You can obtain one at http://mozilla.org/MPL/2.0/. #include "main.h" #include <Eigen/CXX11/Tensor> using Eigen::Tensor; static void test_simple_assign() { Tensor<int, 3> random(2,3,7); random.setRandom(); TensorMap<Tensor<const int, 3> > constant(random.data(), 2, 3, 7); Tensor<int, 3> result(2,3,7); result = constant; for (int i = 0; i < 2; ++i) { for (int j = 0; j < 3; ++j) { for (int k = 0; k < 7; ++k) { VERIFY_IS_EQUAL((result(i,j,k)), random(i,j,k)); } } } } static void test_assign_of_const_tensor() { Tensor<int, 3> random(2,3,7); random.setRandom(); TensorMap<Tensor<const int, 3> > constant1(random.data(), 2, 3, 7); TensorMap<const Tensor<int, 3> > constant2(random.data(), 2, 3, 7); const TensorMap<Tensor<int, 3> > constant3(random.data(), 2, 3, 7); Tensor<int, 2> result1 = constant1.chip(0, 2); Tensor<int, 2> result2 = constant2.chip(0, 2); Tensor<int, 2> result3 = constant3.chip(0, 2); for (int i = 0; i < 2; ++i) { for (int j = 0; j < 3; ++j) { VERIFY_IS_EQUAL((result1(i,j)), random(i,j,0)); VERIFY_IS_EQUAL((result2(i,j)), random(i,j,0)); VERIFY_IS_EQUAL((result3(i,j)), random(i,j,0)); } } } void test_cxx11_tensor_const() { CALL_SUBTEST(test_simple_assign()); CALL_SUBTEST(test_assign_of_const_tensor()); }