// 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));
}
}
}
EIGEN_DECLARE_TEST(cxx11_tensor_const)
{
CALL_SUBTEST(test_simple_assign());
CALL_SUBTEST(test_assign_of_const_tensor());
}