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f5bf276fc0
Unit tests have been revamped in order to improve maintainability and readability. Many of them have been split into smaller tests. Missing tests for various tensor types and extents have been added. This will simply the addition of new tests for various tensor types and instances.
229 lines
8.1 KiB
C++
229 lines
8.1 KiB
C++
//
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// Copyright (c) 2021, Cem Bassoy, cem.bassoy@gmail.com
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// Copyright (c) 2021, Amit Singh, amitsingh19975@gmail.com
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//
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// Distributed under the Boost Software License, Version 1.0. (See
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// accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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//
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// The authors gratefully acknowledge the support of
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// Google and Fraunhofer IOSB, Ettlingen, Germany
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//
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#include <boost/numeric/ublas/tensor/multi_index.hpp>
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#include <boost/test/unit_test.hpp>
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#include "fixture_utility.hpp"
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BOOST_AUTO_TEST_SUITE(test_multi_index,
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*boost::unit_test::description("Validate Multi-Index")
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)
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BOOST_AUTO_TEST_CASE(test_index_classes,
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*boost::unit_test::label("index_value")
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*boost::unit_test::description("Testing index correctness"))
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{
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namespace index = boost::numeric::ublas::index;
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BOOST_CHECK_EQUAL ( index::_a.value , 1 ) ;
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BOOST_CHECK_EQUAL ( index::_b.value , 2 ) ;
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BOOST_CHECK_EQUAL ( index::_c.value , 3 ) ;
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BOOST_CHECK_EQUAL ( index::_d.value , 4 ) ;
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BOOST_CHECK_EQUAL ( index::_e.value , 5 ) ;
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BOOST_CHECK_EQUAL ( index::_f.value , 6 ) ;
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BOOST_CHECK_EQUAL ( index::_g.value , 7 ) ;
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BOOST_CHECK_EQUAL ( index::_h.value , 8 ) ;
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BOOST_CHECK_EQUAL ( index::_i.value , 9 ) ;
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BOOST_CHECK_EQUAL ( index::_j.value , 10 ) ;
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BOOST_CHECK_EQUAL ( index::_k.value , 11 ) ;
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BOOST_CHECK_EQUAL ( index::_l.value , 12 ) ;
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BOOST_CHECK_EQUAL ( index::_m.value , 13 ) ;
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BOOST_CHECK_EQUAL ( index::_n.value , 14 ) ;
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BOOST_CHECK_EQUAL ( index::_o.value , 15 ) ;
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BOOST_CHECK_EQUAL ( index::_p.value , 16 ) ;
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BOOST_CHECK_EQUAL ( index::_q.value , 17 ) ;
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BOOST_CHECK_EQUAL ( index::_r.value , 18 ) ;
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BOOST_CHECK_EQUAL ( index::_s.value , 19 ) ;
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BOOST_CHECK_EQUAL ( index::_t.value , 20 ) ;
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BOOST_CHECK_EQUAL ( index::_u.value , 21 ) ;
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BOOST_CHECK_EQUAL ( index::_v.value , 22 ) ;
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BOOST_CHECK_EQUAL ( index::_w.value , 23 ) ;
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BOOST_CHECK_EQUAL ( index::_x.value , 24 ) ;
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BOOST_CHECK_EQUAL ( index::_y.value , 25 ) ;
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BOOST_CHECK_EQUAL ( index::_z.value , 26 ) ;
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}
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BOOST_AUTO_TEST_CASE(test_multi_index_class_construction,
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*boost::unit_test::label("index_construction")
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*boost::unit_test::description("Testing index construction"))
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{
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namespace ublas = boost::numeric::ublas;
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namespace index = ublas::index;
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{
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ublas::multi_index<2> idx(index::_a, index::_b);
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BOOST_CHECK_EQUAL(ublas::get<0>(idx), 1ul);
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BOOST_CHECK_EQUAL(ublas::get<1>(idx), 2ul);
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}
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{
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ublas::multi_index<2> idx(index::_d, index::_c);
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BOOST_CHECK_EQUAL(idx[0], 4ul);
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BOOST_CHECK_EQUAL(idx[1], 3ul);
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}
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}
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BOOST_TEST_DECORATOR(
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*boost::unit_test::label("multi_index_class_generation")
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*boost::unit_test::description("Testing multi-index generation for dynamic tensor")
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)
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BOOST_FIXTURE_TEST_CASE_TEMPLATE(test_tensor_multi_index_class_generation_tensor_dynamic,
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TestTupleType,
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boost::numeric::ublas::test_types,
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boost::numeric::ublas::tuple_fixture_tensor_dynamic<TestTupleType>
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)
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{
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namespace ublas = boost::numeric::ublas;
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namespace index = ublas::index;
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using value_type= typename TestTupleType::first_type;
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using fixture_t = ublas::tuple_fixture_tensor_dynamic<TestTupleType>;
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constexpr auto check1 = [](auto t, auto idx0, auto idx1){
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BOOST_TEST_CONTEXT("[Dynamic Tensor] multi-index(" << idx0() << ", " << idx1() <<")"){
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t = value_type{2};
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auto a_idx = t(idx0, idx1);
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BOOST_CHECK_EQUAL ( std::addressof( a_idx.first ), std::addressof( t ) ) ;
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BOOST_CHECK_EQUAL (std::get<0>(a_idx.second)(), idx0() ) ;
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BOOST_CHECK_EQUAL (std::get<1>(a_idx.second)(), idx1() ) ;
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}
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};
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constexpr auto check2 = [](auto t, auto idx0, auto idx1, auto idx2){
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BOOST_TEST_CONTEXT("[Dynamic Tensor] multi-index(" << idx0() << ", " << idx1() << idx2() <<")"){
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t = value_type{2};
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auto a_idx = t(idx0, idx1, idx2);
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BOOST_CHECK_EQUAL ( std::addressof( a_idx.first ), std::addressof( t ) ) ;
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BOOST_CHECK_EQUAL (std::get<0>(a_idx.second)(), idx0() ) ;
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BOOST_CHECK_EQUAL (std::get<1>(a_idx.second)(), idx1() ) ;
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BOOST_CHECK_EQUAL (std::get<2>(a_idx.second)(), idx2() ) ;
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}
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};
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check1(fixture_t::t32, index::_a, index::_c);
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check1(fixture_t::t32, index::_c, index::_a);
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check2(fixture_t::t432, index::_b, index::_b, index::_a);
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}
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BOOST_TEST_DECORATOR(
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*boost::unit_test::label("multi_index_class_generation")
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*boost::unit_test::description("Testing multi-index generation for static rank tensor")
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)
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BOOST_FIXTURE_TEST_CASE_TEMPLATE(test_tensor_multi_index_class_generation_tensor_static_rank,
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TestTupleType,
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boost::numeric::ublas::test_types,
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boost::numeric::ublas::tuple_fixture_tensor_static_rank<TestTupleType>
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)
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{
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namespace ublas = boost::numeric::ublas;
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namespace index = ublas::index;
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using value_type= typename TestTupleType::first_type;
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using fixture_t = ublas::tuple_fixture_tensor_static_rank<TestTupleType>;
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constexpr auto check1 = [](auto t, auto idx0, auto idx1){
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BOOST_TEST_CONTEXT("[Static Rank Tensor] multi-index(" << idx0() << ", " << idx1() <<")"){
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t = value_type{2};
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auto a_idx = t(idx0, idx1);
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BOOST_CHECK_EQUAL ( std::addressof( a_idx.first ), std::addressof( t ) ) ;
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BOOST_CHECK_EQUAL (std::get<0>(a_idx.second)(), idx0() ) ;
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BOOST_CHECK_EQUAL (std::get<1>(a_idx.second)(), idx1() ) ;
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}
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};
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constexpr auto check2 = [](auto t, auto idx0, auto idx1, auto idx2){
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BOOST_TEST_CONTEXT("[Static Rank Tensor] multi-index(" << idx0() << ", " << idx1() << idx2() <<")"){
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t = value_type{2};
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auto a_idx = t(idx0, idx1, idx2);
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BOOST_CHECK_EQUAL ( std::addressof( a_idx.first ), std::addressof( t ) ) ;
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BOOST_CHECK_EQUAL (std::get<0>(a_idx.second)(), idx0() ) ;
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BOOST_CHECK_EQUAL (std::get<1>(a_idx.second)(), idx1() ) ;
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BOOST_CHECK_EQUAL (std::get<2>(a_idx.second)(), idx2() ) ;
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}
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};
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check1(fixture_t::t32, index::_a, index::_c);
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check1(fixture_t::t32, index::_c, index::_a);
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check2(fixture_t::t432, index::_b, index::_b, index::_a);
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}
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BOOST_TEST_DECORATOR(
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*boost::unit_test::label("multi_index_class_generation")
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*boost::unit_test::description("Testing multi-index generation for static tensor")
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)
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BOOST_FIXTURE_TEST_CASE_TEMPLATE(test_tensor_multi_index_class_generation_tensor_static,
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TestTupleType,
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boost::numeric::ublas::test_types,
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boost::numeric::ublas::tuple_fixture_tensor_static<TestTupleType>
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)
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{
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namespace ublas = boost::numeric::ublas;
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namespace index = ublas::index;
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using value_type= typename TestTupleType::first_type;
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using fixture_t = ublas::tuple_fixture_tensor_static<TestTupleType>;
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constexpr auto check1 = [](auto t, auto idx0, auto idx1){
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BOOST_TEST_CONTEXT("[Static Tensor] multi-index(" << idx0() << ", " << idx1() <<")"){
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t = value_type{2};
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auto a_idx = t(idx0, idx1);
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BOOST_CHECK_EQUAL ( std::addressof( a_idx.first ), std::addressof( t ) ) ;
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BOOST_CHECK_EQUAL (std::get<0>(a_idx.second)(), idx0() ) ;
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BOOST_CHECK_EQUAL (std::get<1>(a_idx.second)(), idx1() ) ;
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}
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};
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constexpr auto check2 = [](auto t, auto idx0, auto idx1, auto idx2){
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BOOST_TEST_CONTEXT("[Static Tensor] multi-index(" << idx0() << ", " << idx1() << idx2() <<")"){
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t = value_type{2};
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auto a_idx = t(idx0, idx1, idx2);
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BOOST_CHECK_EQUAL ( std::addressof( a_idx.first ), std::addressof( t ) ) ;
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BOOST_CHECK_EQUAL (std::get<0>(a_idx.second)(), idx0() ) ;
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BOOST_CHECK_EQUAL (std::get<1>(a_idx.second)(), idx1() ) ;
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BOOST_CHECK_EQUAL (std::get<2>(a_idx.second)(), idx2() ) ;
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}
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};
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check1(fixture_t::t32, index::_a, index::_c);
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check1(fixture_t::t32, index::_c, index::_a);
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check2(fixture_t::t432, index::_b, index::_b, index::_a);
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}
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BOOST_AUTO_TEST_SUITE_END()
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