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authorStanislaw Halik <sthalik@misaki.pl>2017-03-25 14:17:07 +0100
committerStanislaw Halik <sthalik@misaki.pl>2017-03-25 14:17:07 +0100
commit35f7829af10c61e33dd2e2a7a015058e11a11ea0 (patch)
tree7135010dcf8fd0a49f3020d52112709bcb883bd6 /eigen/unsupported/test/cxx11_tensor_const.cpp
parent6e8724193e40a932faf9064b664b529e7301c578 (diff)
update
Diffstat (limited to 'eigen/unsupported/test/cxx11_tensor_const.cpp')
-rw-r--r--eigen/unsupported/test/cxx11_tensor_const.cpp62
1 files changed, 62 insertions, 0 deletions
diff --git a/eigen/unsupported/test/cxx11_tensor_const.cpp b/eigen/unsupported/test/cxx11_tensor_const.cpp
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+++ b/eigen/unsupported/test/cxx11_tensor_const.cpp
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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_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());
+}