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88 lines
2.5 KiB
88 lines
2.5 KiB
// 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 the mozilla.org home page |
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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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static void test_dynamic_size() |
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{ |
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Eigen::DSizes<int, 3> dimensions(2,3,7); |
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VERIFY_IS_EQUAL((int)Eigen::internal::array_get<0>(dimensions), 2); |
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VERIFY_IS_EQUAL((int)Eigen::internal::array_get<1>(dimensions), 3); |
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VERIFY_IS_EQUAL((int)Eigen::internal::array_get<2>(dimensions), 7); |
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VERIFY_IS_EQUAL((int)dimensions.TotalSize(), 2*3*7); |
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VERIFY_IS_EQUAL((int)dimensions[0], 2); |
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VERIFY_IS_EQUAL((int)dimensions[1], 3); |
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VERIFY_IS_EQUAL((int)dimensions[2], 7); |
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} |
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static void test_fixed_size() |
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{ |
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Eigen::Sizes<2,3,7> dimensions; |
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VERIFY_IS_EQUAL((int)Eigen::internal::array_get<0>(dimensions), 2); |
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VERIFY_IS_EQUAL((int)Eigen::internal::array_get<1>(dimensions), 3); |
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VERIFY_IS_EQUAL((int)Eigen::internal::array_get<2>(dimensions), 7); |
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VERIFY_IS_EQUAL((int)dimensions.TotalSize(), 2*3*7); |
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} |
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static void test_match() |
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{ |
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Eigen::DSizes<unsigned int, 3> dyn((unsigned int)2,(unsigned int)3,(unsigned int)7); |
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Eigen::Sizes<2,3,7> stat; |
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VERIFY_IS_EQUAL(Eigen::dimensions_match(dyn, stat), true); |
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Eigen::DSizes<int, 3> dyn1(2,3,7); |
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Eigen::DSizes<int, 2> dyn2(2,3); |
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VERIFY_IS_EQUAL(Eigen::dimensions_match(dyn1, dyn2), false); |
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} |
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static void test_rank_zero() |
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{ |
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Eigen::Sizes<> scalar; |
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VERIFY_IS_EQUAL((int)scalar.TotalSize(), 1); |
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VERIFY_IS_EQUAL((int)scalar.rank(), 0); |
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VERIFY_IS_EQUAL((int)internal::array_prod(scalar), 1); |
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Eigen::DSizes<ptrdiff_t, 0> dscalar; |
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VERIFY_IS_EQUAL((int)dscalar.TotalSize(), 1); |
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VERIFY_IS_EQUAL((int)dscalar.rank(), 0); |
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} |
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static void test_index_type_promotion() { |
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Eigen::DSizes<int, 3> src0(1, 2, 3); |
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Eigen::array<int, 3> src1; |
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src1[0] = 4; |
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src1[1] = 5; |
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src1[2] = 6; |
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Eigen::DSizes<long, 3> dst0(src0); |
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Eigen::DSizes<long, 3> dst1(src1); |
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VERIFY_IS_EQUAL(dst0[0], 1L); |
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VERIFY_IS_EQUAL(dst0[1], 2L); |
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VERIFY_IS_EQUAL(dst0[2], 3L); |
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VERIFY_IS_EQUAL(dst1[0], 4L); |
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VERIFY_IS_EQUAL(dst1[1], 5L); |
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VERIFY_IS_EQUAL(dst1[2], 6L); |
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} |
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EIGEN_DECLARE_TEST(cxx11_tensor_dimension) |
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{ |
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CALL_SUBTEST(test_dynamic_size()); |
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CALL_SUBTEST(test_fixed_size()); |
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CALL_SUBTEST(test_match()); |
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CALL_SUBTEST(test_rank_zero()); |
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CALL_SUBTEST(test_index_type_promotion()); |
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}
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