mirror of
https://github.com/boostorg/container.git
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Ion Gaztañaga
134 lines
3.4 KiB
C++
134 lines
3.4 KiB
C++
//////////////////////////////////////////////////////////////////////////////
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//
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// (C) Copyright Ion Gaztanaga 2025-2026. Distributed under the Boost
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// Software License, Version 1.0. (See accompanying file
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// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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// See http://www.boost.org/libs/container for documentation.
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//
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//////////////////////////////////////////////////////////////////////////////
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#include <boost/container/experimental/segmented_replace.hpp>
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#include <boost/core/lightweight_test.hpp>
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#include "segmented_test_helper.hpp"
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#include <boost/container/vector.hpp>
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using namespace boost::container;
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void test_replace_basic()
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{
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test_detail::seg_vector<int> sv;
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int a1[] = {1, 2, 1};
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int a2[] = {3, 1, 4};
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sv.add_segment_range(a1, a1 + 3);
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sv.add_segment_range(a2, a2 + 3);
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segmented_replace(sv.begin(), sv.end(), 1, 99);
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test_detail::seg_vector<int>::iterator it = sv.begin();
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BOOST_TEST_EQ(*it, 99); ++it;
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BOOST_TEST_EQ(*it, 2); ++it;
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BOOST_TEST_EQ(*it, 99); ++it;
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BOOST_TEST_EQ(*it, 3); ++it;
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BOOST_TEST_EQ(*it, 99); ++it;
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BOOST_TEST_EQ(*it, 4);
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}
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void test_replace_none()
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{
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test_detail::seg_vector<int> sv;
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sv.add_segment(3, 5);
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segmented_replace(sv.begin(), sv.end(), 1, 99);
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test_detail::seg_vector<int>::iterator it = sv.begin();
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for(; it != sv.end(); ++it)
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BOOST_TEST_EQ(*it, 5);
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}
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void test_replace_empty()
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{
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test_detail::seg_vector<int> sv;
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segmented_replace(sv.begin(), sv.end(), 1, 2);
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BOOST_TEST_EQ(sv.total_size(), 0u);
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}
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void test_replace_non_segmented()
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{
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boost::container::vector<int> v;
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v.push_back(1);
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v.push_back(2);
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v.push_back(1);
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v.push_back(3);
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segmented_replace(v.begin(), v.end(), 1, 0);
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BOOST_TEST_EQ(v[0], 0);
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BOOST_TEST_EQ(v[1], 2);
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BOOST_TEST_EQ(v[2], 0);
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BOOST_TEST_EQ(v[3], 3);
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}
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void test_replace_sentinel_segmented()
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{
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test_detail::seg_vector<int> sv;
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int a1[] = {1, 2, 1};
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int a2[] = {3, 1, 4};
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sv.add_segment_range(a1, a1 + 3);
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sv.add_segment_range(a2, a2 + 3);
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segmented_replace(sv.begin(), test_detail::make_sentinel(sv.end()), 1, 99);
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test_detail::seg_vector<int>::iterator it = sv.begin();
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BOOST_TEST_EQ(*it, 99); ++it;
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BOOST_TEST_EQ(*it, 2); ++it;
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BOOST_TEST_EQ(*it, 99); ++it;
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BOOST_TEST_EQ(*it, 3); ++it;
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BOOST_TEST_EQ(*it, 99); ++it;
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BOOST_TEST_EQ(*it, 4);
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}
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void test_replace_sentinel_non_segmented()
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{
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boost::container::vector<int> v;
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v.push_back(1);
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v.push_back(2);
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v.push_back(1);
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v.push_back(3);
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segmented_replace(v.begin(), test_detail::make_sentinel(v.end()), 1, 0);
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BOOST_TEST_EQ(v[0], 0);
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BOOST_TEST_EQ(v[1], 2);
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BOOST_TEST_EQ(v[2], 0);
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BOOST_TEST_EQ(v[3], 3);
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}
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void test_replace_seg2()
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{
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test_detail::seg2_vector<int> sv2;
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int a1[] = {1, 2, 3};
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int a2[] = {2, 4, 2};
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int a3[] = {5, 2};
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sv2.add_flat_segment_range(a1, a1 + 3);
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sv2.add_flat_segment_range(a2, a2 + 3);
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sv2.add_flat_segment_range(a3, a3 + 2);
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segmented_replace(sv2.begin(), sv2.end(), 2, 99);
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int expected[] = {1, 99, 3, 99, 4, 99, 5, 99};
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test_detail::seg2_vector<int>::iterator it = sv2.begin();
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for(int i = 0; i < 8; ++i, ++it)
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BOOST_TEST_EQ(*it, expected[i]);
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}
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int main()
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{
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test_replace_basic();
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test_replace_none();
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test_replace_empty();
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test_replace_non_segmented();
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test_replace_sentinel_segmented();
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test_replace_sentinel_non_segmented();
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test_replace_seg2();
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return boost::report_errors();
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}
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