704 lines
23 KiB
C++
704 lines
23 KiB
C++
/******************************************************************************
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The MIT License(MIT)
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Embedded Template Library.
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https://github.com/ETLCPP/etl
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https://www.etlcpp.com
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Copyright(c) 2022 John Wellbelove
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Permission is hereby granted, free of charge, to any person obtaining data copy
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of this software and associated documentation files(the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and / or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions :
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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******************************************************************************/
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#include "unit_test_framework.h"
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#include <list>
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#include <forward_list>
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#include <array>
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#include "etl/iterator.h"
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#include "etl/circular_iterator.h"
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#if ETL_USING_STL
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#if ETL_USING_CPP14
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#define ETL_OR_STD_R std
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#else
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// STL doesn't have rbegin() or rend() before C++14
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#define ETL_OR_STD_R etl
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#endif
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#else
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#define ETL_OR_STD_R etl
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#endif
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namespace
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{
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using DataE = std::array<int, 10U>;
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using DataL = std::list<int>;
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using DataF = std::forward_list<int>;
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using ConstPointer = const int*;
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using ConstReversePointer = ETL_OR_STD::reverse_iterator<const int*>;
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SUITE(test_circular_iterator)
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{
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//*************************************************************************
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TEST(test_default_constructor)
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{
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etl::circular_iterator<ConstPointer> ci;
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CHECK_EQUAL(0U, size_t(std::distance(ci.begin(), ci.end())));
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CHECK_EQUAL(0U, ci.size());
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}
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//*************************************************************************
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TEST(test_construct_from_iterators_for_random_access_iterator)
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{
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const int data[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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etl::circular_iterator<ConstPointer> ci(std::begin(data), std::end(data));
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CHECK(std::begin(data) == ci.begin());
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CHECK(std::end(data) == ci.end());
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CHECK(std::begin(data) == ci.current());
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CHECK_EQUAL(ETL_OR_STD17::size(data), size_t(std::distance(ci.begin(), ci.end())));
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CHECK_EQUAL(ETL_OR_STD17::size(data), ci.size());
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}
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//*************************************************************************
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TEST(test_construct_from_start_plus_iterators_for_random_access_iterator)
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{
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const int data[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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ConstPointer start = std::begin(data);
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start++;
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etl::circular_iterator<ConstPointer> ci(std::begin(data), std::end(data), start);
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CHECK(std::begin(data) == ci.begin());
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CHECK(std::end(data) == ci.end());
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CHECK(start == ci.current());
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CHECK_EQUAL(ETL_OR_STD17::size(data), size_t(std::distance(ci.begin(), ci.end())));
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CHECK_EQUAL(ETL_OR_STD17::size(data), ci.size());
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}
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//*************************************************************************
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TEST(test_construct_from_iterators_for_bidirectional_iterator)
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{
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const DataL data = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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etl::circular_iterator<DataL::const_iterator> ci(std::begin(data), std::end(data));
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CHECK(data.begin() == ci.begin());
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CHECK(data.end() == ci.end());
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CHECK(data.begin() == ci.current());
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CHECK_EQUAL(data.size(), size_t(std::distance(ci.begin(), ci.end())));
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CHECK_EQUAL(data.size(), ci.size());
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}
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//*************************************************************************
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TEST(test_construct_from_start_plus_iterators_for_bidirectional_iterator)
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{
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const DataL data = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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DataL::const_iterator start = std::begin(data);
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start++;
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etl::circular_iterator<DataL::const_iterator> ci(std::begin(data), std::end(data), start);
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CHECK(data.begin() == ci.begin());
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CHECK(data.end() == ci.end());
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CHECK(start == ci.current());
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CHECK_EQUAL(data.size(), size_t(std::distance(ci.begin(), ci.end())));
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CHECK_EQUAL(data.size(), ci.size());
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}
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//*************************************************************************
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TEST(test_construct_from_iterators_for_forward_iterator)
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{
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const DataF data = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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etl::circular_iterator<DataF::const_iterator> ci(std::begin(data), std::end(data));
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CHECK(data.begin() == ci.begin());
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CHECK(data.end() == ci.end());
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CHECK(data.begin() == ci.current());
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CHECK_EQUAL(size_t(std::distance(data.begin(), data.end())), size_t(std::distance(ci.begin(), ci.end())));
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CHECK_EQUAL(size_t(std::distance(data.begin(), data.end())), ci.size());
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}
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//*************************************************************************
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TEST(test_construct_from_start_plus_iterators_for_forward_iterator)
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{
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const DataF data = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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DataF::const_iterator start = std::begin(data);
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start++;
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etl::circular_iterator<DataF::const_iterator> ci(std::begin(data), std::end(data), start);
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CHECK(data.begin() == ci.begin());
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CHECK(data.end() == ci.end());
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CHECK(start == ci.current());
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CHECK_EQUAL(size_t(std::distance(data.begin(), data.end())), size_t(std::distance(ci.begin(), ci.end())));
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CHECK_EQUAL(size_t(std::distance(data.begin(), data.end())), ci.size());
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}
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//*************************************************************************
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TEST(test_construct_from_reverse_iterators)
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{
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const DataL data = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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etl::circular_iterator<DataL::const_reverse_iterator> ci(ETL_OR_STD_R::rbegin(data), ETL_OR_STD_R::rend(data));
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CHECK(data.rbegin() == ci.begin());
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CHECK(data.rend() == ci.end());
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CHECK_EQUAL(data.size(), size_t(std::distance(ci.begin(), ci.end())));
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CHECK_EQUAL(data.size(), ci.size());
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}
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//*************************************************************************
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TEST(test_construct_from_start_plus_reverse_iterators)
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{
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const DataL data = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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DataL::const_reverse_iterator start = ETL_OR_STD_R::rbegin(data);
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start++;
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etl::circular_iterator<DataL::const_reverse_iterator> ci(ETL_OR_STD_R::rbegin(data), ETL_OR_STD_R::rend(data), start);
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CHECK(data.rbegin() == ci.begin());
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CHECK(data.rend() == ci.end());
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CHECK(start == ci.current());
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CHECK_EQUAL(data.size(), size_t(std::distance(ci.begin(), ci.end())));
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CHECK_EQUAL(data.size(), ci.size());
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}
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//*************************************************************************
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TEST(test_copy_constructor)
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{
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int data[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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const etl::circular_iterator<ConstPointer> ci1(std::begin(data), std::end(data));
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etl::circular_iterator<ConstPointer> ci2(ci1);
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CHECK(ci1.begin() == ci2.begin());
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CHECK(ci1.end() == ci2.end());
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CHECK_EQUAL(ci1.size(), ci2.size());
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}
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//*************************************************************************
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TEST(test_assignment_from_circular_iterator)
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{
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const DataL data = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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etl::circular_iterator<DataL::const_iterator> ci1(std::begin(data), std::end(data));
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etl::circular_iterator<DataL::const_iterator>ci2;
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ci2.operator=(ci1);
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CHECK(ci1.begin() == ci2.begin());
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CHECK(ci1.end() == ci2.end());
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CHECK_EQUAL(ci1.size(), ci2.size());
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}
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//*************************************************************************
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TEST(test_pre_increment_for_random_access_iterator)
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{
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const int data[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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const DataE expected = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 0 };
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etl::circular_iterator<ConstPointer> ci(std::begin(data), std::end(data));
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for (int i = 0; i < 20; ++i)
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{
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CHECK_EQUAL(expected[i % expected.size()], *++ci);
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}
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}
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//*************************************************************************
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TEST(test_pre_increment_for_bidirectional_iterator)
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{
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const DataL data = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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const DataE expected = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 0 };
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etl::circular_iterator<DataL::const_iterator> ci(std::begin(data), std::end(data));
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for (int i = 0; i < 20; ++i)
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{
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CHECK_EQUAL(expected[i % expected.size()], *++ci);
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}
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}
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//*************************************************************************
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TEST(test_pre_increment_for_forward_iterator)
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{
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const DataF data = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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const DataE expected = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 0 };
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etl::circular_iterator<DataF::const_iterator> ci(std::begin(data), std::end(data));
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for (int i = 0; i < 20; ++i)
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{
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CHECK_EQUAL(expected[i % expected.size()], *++ci);
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}
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}
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//*************************************************************************
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TEST(test_post_increment_for_random_access_iterator)
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{
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const int data[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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const DataE expected = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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etl::circular_iterator<ConstPointer> ci(std::begin(data), std::end(data));
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for (int i = 0; i < 20; ++i)
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{
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CHECK_EQUAL(expected[i % expected.size()], *ci++);
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}
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}
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//*************************************************************************
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TEST(test_post_increment_for_bidirectional_iterator)
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{
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const DataL data = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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const DataE expected = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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etl::circular_iterator<DataL::const_iterator> ci(std::begin(data), std::end(data));
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for (int i = 0; i < 20; ++i)
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{
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CHECK_EQUAL(expected[i % expected.size()], *ci++);
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}
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}
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//*************************************************************************
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TEST(test_post_increment_for_forward_iterator)
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{
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const DataF data = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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const DataE expected = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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etl::circular_iterator<DataF::const_iterator> ci(std::begin(data), std::end(data));
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for (int i = 0; i < 20; ++i)
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{
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CHECK_EQUAL(expected[i % expected.size()], *ci++);
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}
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}
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//*************************************************************************
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TEST(test_pre_increment_reverse_iterator_for_random_access_iterator)
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{
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const int data[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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const DataE expected = { 8, 7, 6, 5, 4, 3, 2, 1, 0, 9 };
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etl::circular_iterator<ConstReversePointer> ci(ETL_OR_STD_R::rbegin(data), ETL_OR_STD_R::rend(data));
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for (int i = 0; i < 20; ++i)
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{
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CHECK_EQUAL(expected[i % expected.size()], *++ci);
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}
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}
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//*************************************************************************
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TEST(test_pre_increment_reverse_iterator_for_bidirectional_iterator)
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{
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const DataL data = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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const DataE expected = { 8, 7, 6, 5, 4, 3, 2, 1, 0, 9 };
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etl::circular_iterator<DataL::const_reverse_iterator> ci(ETL_OR_STD_R::rbegin(data), ETL_OR_STD_R::rend(data));
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for (int i = 0; i < 20; ++i)
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{
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CHECK_EQUAL(expected[i % expected.size()], *++ci);
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}
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}
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//*************************************************************************
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TEST(test_post_increment_reverse_iterator_for_random_access_iterator)
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{
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const int data[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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const DataE expected = { 9, 8, 7, 6, 5, 4, 3, 2, 1, 0 };
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etl::circular_iterator<ConstReversePointer> ci(ETL_OR_STD_R::rbegin(data), ETL_OR_STD_R::rend(data));
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for (int i = 0; i < 20; ++i)
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{
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CHECK_EQUAL(expected[i % expected.size()], *ci++);
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}
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}
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//*************************************************************************
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TEST(test_post_increment_reverse_iterator_for_bidirectional_iterator)
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{
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const DataL data = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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const DataE expected = { 9, 8, 7, 6, 5, 4, 3, 2, 1, 0 };
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etl::circular_iterator<DataL::const_reverse_iterator> ci(ETL_OR_STD_R::rbegin(data), ETL_OR_STD_R::rend(data));
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for (int i = 0; i < 20; ++i)
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{
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CHECK_EQUAL(expected[i % expected.size()], *ci++);
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}
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}
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//*************************************************************************
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TEST(test_pre_decrement_for_random_access_iterator)
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{
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const int data[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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const DataE expected = { 9, 8, 7, 6, 5, 4, 3, 2, 1, 0 };
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etl::circular_iterator<ConstPointer> ci(std::begin(data), std::end(data));
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for (int i = 0; i < 20; ++i)
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{
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CHECK_EQUAL(expected[i % expected.size()], *--ci);
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}
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}
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//*************************************************************************
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TEST(test_pre_decrement_for_bidirectional_iterator)
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{
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const DataL data = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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const DataE expected = { 9, 8, 7, 6, 5, 4, 3, 2, 1, 0 };
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etl::circular_iterator<DataL::const_iterator> ci(std::begin(data), std::end(data));
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for (int i = 0; i < 20; ++i)
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{
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CHECK_EQUAL(expected[i % expected.size()], *--ci);
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}
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}
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//*************************************************************************
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TEST(test_pre_decrement_reverse_iterator_for_random_access_iterator)
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{
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const int data[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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const DataE expected = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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etl::circular_iterator<ConstReversePointer> ci(ETL_OR_STD_R::rbegin(data), ETL_OR_STD_R::rend(data));
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for (int i = 0; i < 20; ++i)
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{
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CHECK_EQUAL(expected[i % expected.size()], *--ci);
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}
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}
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//*************************************************************************
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TEST(test_pre_decrement_reverse_iterator_for_bidirectional_iterator)
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{
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const DataL data = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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const DataE expected = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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etl::circular_iterator<DataL::const_reverse_iterator> ci(ETL_OR_STD_R::rbegin(data), ETL_OR_STD_R::rend(data));
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for (int i = 0; i < 20; ++i)
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{
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CHECK_EQUAL(expected[i % expected.size()], *--ci);
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}
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}
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//*************************************************************************
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TEST(test_post_decrement_for_random_access_iterator)
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{
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const int data[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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const DataE expected = { 0, 9, 8, 7, 6, 5, 4, 3, 2, 1 };
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etl::circular_iterator<ConstPointer> ci(std::begin(data), std::end(data));
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for (int i = 0; i < 20; ++i)
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{
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CHECK_EQUAL(expected[i % expected.size()], *ci--);
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}
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}
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//*************************************************************************
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TEST(test_post_decrement_for_bidirectional_iterator)
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{
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const DataL data = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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const DataE expected = { 0, 9, 8, 7, 6, 5, 4, 3, 2, 1 };
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etl::circular_iterator<DataL::const_iterator> ci(std::begin(data), std::end(data));
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for (int i = 0; i < 20; ++i)
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{
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CHECK_EQUAL(expected[i % expected.size()], *ci--);
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}
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}
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//*************************************************************************
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TEST(test_post_decrement_reverse_iterator_for_random_access_iterator)
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{
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const int data[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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const DataE expected = { 9, 0, 1, 2, 3, 4, 5, 6, 7, 8 };
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etl::circular_iterator<ConstReversePointer> ci(ETL_OR_STD_R::rbegin(data), ETL_OR_STD_R::rend(data));
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for (int i = 0; i < 20; ++i)
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{
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CHECK_EQUAL(expected[i % expected.size()], *ci--);
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}
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}
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//*************************************************************************
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TEST(test_post_decrement_reverse_iterator_for_bidirectional_iterator)
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{
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const DataL data = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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const DataE expected = { 9, 0, 1, 2, 3, 4, 5, 6, 7, 8 };
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etl::circular_iterator<DataL::const_reverse_iterator> ci(ETL_OR_STD_R::rbegin(data), ETL_OR_STD_R::rend(data));
|
|
|
|
for (int i = 0; i < 20; ++i)
|
|
{
|
|
CHECK_EQUAL(expected[i % expected.size()], *ci--);
|
|
}
|
|
}
|
|
|
|
//*************************************************************************
|
|
TEST(test_member_dereference_operator_for_random_access_iterator)
|
|
{
|
|
struct Object
|
|
{
|
|
int data;
|
|
int b;
|
|
};
|
|
|
|
Object object[] = { { 1, 2 }, { 3, 4 }, { 5, 6 } };
|
|
|
|
etl::circular_iterator<Object*> ci(std::begin(object), std::end(object));
|
|
|
|
CHECK_EQUAL(object[0].data, ci->data);
|
|
CHECK_EQUAL(object[0].b, ci->b);
|
|
|
|
*ci = { 7, 8 };
|
|
|
|
CHECK_EQUAL(object[0].data, ci->data);
|
|
CHECK_EQUAL(object[0].b, ci->b);
|
|
|
|
++ci;
|
|
CHECK_EQUAL(object[1].data, ci->data);
|
|
CHECK_EQUAL(object[1].b, ci->b);
|
|
|
|
++ci;
|
|
CHECK_EQUAL(object[2].data, ci->data);
|
|
CHECK_EQUAL(object[2].b, ci->b);
|
|
}
|
|
|
|
//*************************************************************************
|
|
TEST(test_member_dereference_operator_for_bidirectional_iterator)
|
|
{
|
|
struct Object
|
|
{
|
|
int data;
|
|
int b;
|
|
};
|
|
|
|
std::list<Object> object = { { 1, 2 }, { 3, 4 }, { 5, 6 } };
|
|
std::list<Object>::iterator itr = object.begin();
|
|
|
|
etl::circular_iterator<std::list<Object>::iterator> ci(std::begin(object), std::end(object));
|
|
|
|
CHECK_EQUAL(itr->b, ci->b);
|
|
|
|
*ci = { 7, 8 };
|
|
CHECK_EQUAL(itr->b, ci->b);
|
|
|
|
++itr;
|
|
++ci;
|
|
CHECK_EQUAL(itr->b, ci->b);
|
|
|
|
++itr;
|
|
++ci;
|
|
CHECK_EQUAL(itr->b, ci->b);
|
|
}
|
|
|
|
//*************************************************************************
|
|
TEST(test_member_dereference_operator_for_forward_iterator)
|
|
{
|
|
struct Object
|
|
{
|
|
int data;
|
|
int b;
|
|
};
|
|
|
|
std::forward_list<Object> object = { { 1, 2 }, { 3, 4 }, { 5, 6 } };
|
|
std::forward_list<Object>::iterator itr = object.begin();
|
|
|
|
etl::circular_iterator<std::forward_list<Object>::iterator> ci(std::begin(object), std::end(object));
|
|
|
|
CHECK_EQUAL(itr->b, ci->b);
|
|
|
|
*ci = { 7, 8 };
|
|
CHECK_EQUAL(itr->b, ci->b);
|
|
|
|
++itr;
|
|
++ci;
|
|
CHECK_EQUAL(itr->b, ci->b);
|
|
|
|
++itr;
|
|
++ci;
|
|
CHECK_EQUAL(itr->b, ci->b);
|
|
}
|
|
|
|
//*************************************************************************
|
|
TEST(test_conversion_operator_for_random_access_iterator)
|
|
{
|
|
const int data[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
|
|
|
|
etl::circular_iterator<ConstPointer> ci(std::begin(data), std::end(data));
|
|
|
|
CHECK_EQUAL(data, ci.current());
|
|
|
|
++ci;
|
|
CHECK_EQUAL(data + 1, ci.current());
|
|
|
|
++ci;
|
|
CHECK_EQUAL(data + 2, ci.current());
|
|
}
|
|
|
|
//*************************************************************************
|
|
TEST(test_conversion_operator_for_bidirectional_iterator)
|
|
{
|
|
DataL data = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
|
|
|
|
etl::circular_iterator<DataL::const_iterator> ci(std::begin(data), std::end(data));
|
|
DataL::const_iterator itr = std::begin(data);
|
|
|
|
CHECK(itr == ci.current());
|
|
|
|
++itr;
|
|
++ci;
|
|
CHECK(itr == ci.current());
|
|
|
|
++itr;
|
|
++ci;
|
|
CHECK(itr == ci.current());
|
|
}
|
|
|
|
//*************************************************************************
|
|
TEST(test_conversion_operator_for_forward_iterator)
|
|
{
|
|
DataF data = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
|
|
|
|
etl::circular_iterator<DataF::const_iterator> ci(std::begin(data), std::end(data));
|
|
DataF::const_iterator itr = std::begin(data);
|
|
|
|
CHECK(itr == ci.current());
|
|
|
|
++itr;
|
|
++ci;
|
|
CHECK(itr == ci.current());
|
|
|
|
++itr;
|
|
++ci;
|
|
CHECK(itr == ci.current());
|
|
}
|
|
|
|
//*************************************************************************
|
|
TEST(test_operator_plus_equals_for_random_access_iterator)
|
|
{
|
|
const int data[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
|
|
const DataE expected = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
|
|
|
|
for (int step = 1; step < 20; ++step)
|
|
{
|
|
etl::circular_iterator<ConstPointer> ci(std::begin(data), std::end(data));
|
|
|
|
for (int i = 0; i < 20; i += step)
|
|
{
|
|
CHECK_EQUAL(expected[i % 10], *ci);
|
|
ci += step;
|
|
}
|
|
}
|
|
}
|
|
|
|
//*************************************************************************
|
|
TEST(test_operator_plus_for_random_access_iterator)
|
|
{
|
|
const int data[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
|
|
|
|
for (int step = 1; step < 20; ++step)
|
|
{
|
|
etl::circular_iterator<ConstPointer> ci(std::begin(data), std::end(data));
|
|
|
|
for (int i = 0; i < 20; i += step)
|
|
{
|
|
CHECK_EQUAL(data[i % 10], *ci);
|
|
ci = ci + step;
|
|
}
|
|
}
|
|
}
|
|
|
|
//*************************************************************************
|
|
TEST(test_operator_minus_equals_random_access_iterator)
|
|
{
|
|
const int data[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
|
|
const int expected[] = { 0, 9, 8, 7, 6, 5, 4, 3, 2, 1 };
|
|
|
|
etl::circular_iterator<ConstPointer> initial(std::begin(data), std::end(data));
|
|
etl::circular_iterator<ConstPointer> ci;
|
|
|
|
for (int step = 1; step < 20; ++step)
|
|
{
|
|
ci = initial;
|
|
|
|
for (int i = 0; i < 20; i += step)
|
|
{
|
|
CHECK_EQUAL(expected[i % ETL_OR_STD17::size(data)], *ci);
|
|
ci -= step;
|
|
}
|
|
}
|
|
}
|
|
|
|
//*************************************************************************
|
|
TEST(test_operator_minus_random_access_iterator)
|
|
{
|
|
const int data[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
|
|
const int expected[] = { 0, 9, 8, 7, 6, 5, 4, 3, 2, 1 };
|
|
|
|
for (int step = 1; step < 20; ++step)
|
|
{
|
|
etl::circular_iterator<ConstPointer> ci(std::begin(data), std::end(data));
|
|
|
|
for (int i = 0; i < 20; i += step)
|
|
{
|
|
CHECK_EQUAL(expected[i % ETL_OR_STD17::size(data)], *ci);
|
|
ci = ci - step;
|
|
}
|
|
}
|
|
}
|
|
|
|
//*************************************************************************
|
|
TEST(test_equality)
|
|
{
|
|
const int data[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
|
|
|
|
etl::circular_iterator<ConstPointer> ci1(std::begin(data), std::end(data));
|
|
etl::circular_iterator<ConstPointer> ci2(std::begin(data), std::end(data));
|
|
etl::circular_iterator<ConstPointer> ci3(std::begin(data), std::end(data));
|
|
|
|
ci1 += 5;
|
|
ci2 += 5;
|
|
ci3 += 4;
|
|
|
|
CHECK(ci1 == ci2);
|
|
CHECK(ci2 == ci1);
|
|
CHECK(ci1 != ci3);
|
|
CHECK(ci3 != ci1);
|
|
}
|
|
};
|
|
}
|