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85 lines
1.9 KiB
C++
85 lines
1.9 KiB
C++
// This file is part of Eigen, a lightweight C++ template library
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// for linear algebra.
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//
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// Copyright (C) 2014 Benoit Steiner <benoit.steiner.goog@gmail.com>
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//
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// This Source Code Form is subject to the terms of the Mozilla
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// Public License v. 2.0. If a copy of the MPL was not distributed
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// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
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#include "main.h"
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#include <Eigen/CXX11/Tensor>
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using Eigen::Tensor;
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using Eigen::RowMajor;
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static void test_orderings()
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{
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Tensor<float, 3> mat1(2,3,7);
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Tensor<float, 3> mat2(2,3,7);
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Tensor<bool, 3> lt(2,3,7);
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Tensor<bool, 3> le(2,3,7);
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Tensor<bool, 3> gt(2,3,7);
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Tensor<bool, 3> ge(2,3,7);
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mat1.setRandom();
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mat2.setRandom();
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lt = mat1 < mat2;
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le = mat1 <= mat2;
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gt = mat1 > mat2;
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ge = mat1 >= mat2;
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for (int i = 0; i < 2; ++i) {
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for (int j = 0; j < 3; ++j) {
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for (int k = 0; k < 7; ++k) {
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VERIFY_IS_EQUAL(lt(i,j,k), mat1(i,j,k) < mat2(i,j,k));
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VERIFY_IS_EQUAL(le(i,j,k), mat1(i,j,k) <= mat2(i,j,k));
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VERIFY_IS_EQUAL(gt(i,j,k), mat1(i,j,k) > mat2(i,j,k));
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VERIFY_IS_EQUAL(ge(i,j,k), mat1(i,j,k) >= mat2(i,j,k));
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}
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}
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}
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}
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static void test_equality()
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{
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Tensor<float, 3> mat1(2,3,7);
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Tensor<float, 3> mat2(2,3,7);
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mat1.setRandom();
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mat2.setRandom();
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for (int i = 0; i < 2; ++i) {
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for (int j = 0; j < 3; ++j) {
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for (int k = 0; k < 7; ++k) {
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if (random() < 0.5) {
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mat2(i,j,k) = mat1(i,j,k);
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}
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}
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}
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}
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Tensor<bool, 3> eq(2,3,7);
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Tensor<bool, 3> ne(2,3,7);
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eq = (mat1 == mat2);
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ne = (mat1 != mat2);
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for (int i = 0; i < 2; ++i) {
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for (int j = 0; j < 3; ++j) {
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for (int k = 0; k < 7; ++k) {
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VERIFY_IS_EQUAL(eq(i,j,k), mat1(i,j,k) == mat2(i,j,k));
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VERIFY_IS_EQUAL(ne(i,j,k), mat1(i,j,k) != mat2(i,j,k));
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}
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}
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}
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}
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void test_cxx11_tensor_comparisons()
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{
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CALL_SUBTEST(test_orderings());
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CALL_SUBTEST(test_equality());
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}
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