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Fixes for the forced evaluation of tensor expressions

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This commit is contained in:
Benoit Steiner
2014-10-02 10:39:36 -07:00
parent 5cc23199be
commit 8b2afe33a1
4 changed files with 110 additions and 8 deletions
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51
unsupported/test/cxx11_tensor_dimension.cpp Normal file
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// 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_dynamic_size()
{
Eigen::DSizes<int, 3> dimensions(Eigen::array<int, 3>(2,3,7));
VERIFY_IS_EQUAL((int)Eigen::internal::array_get<0>(dimensions), 2);
VERIFY_IS_EQUAL((int)Eigen::internal::array_get<1>(dimensions), 3);
VERIFY_IS_EQUAL((int)Eigen::internal::array_get<2>(dimensions), 7);
VERIFY_IS_EQUAL(dimensions.TotalSize(), (size_t)2*3*7);
}
static void test_fixed_size()
{
Eigen::Sizes<2,3,7> dimensions;
VERIFY_IS_EQUAL((int)Eigen::internal::array_get<0>(dimensions), 2);
VERIFY_IS_EQUAL((int)Eigen::internal::array_get<1>(dimensions), 3);
VERIFY_IS_EQUAL((int)Eigen::internal::array_get<2>(dimensions), 7);
VERIFY_IS_EQUAL(dimensions.TotalSize(), (size_t)2*3*7);
}
static void test_match()
{
Eigen::DSizes<int, 3> dyn(Eigen::array<int, 3>(2,3,7));
Eigen::Sizes<2,3,7> stat;
VERIFY_IS_EQUAL(Eigen::internal::dimensions_match(dyn, stat), true);
}
void test_cxx11_tensor_dimension()
{
CALL_SUBTEST(test_dynamic_size());
CALL_SUBTEST(test_fixed_size());
CALL_SUBTEST(test_match());
}