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- // Special tests for erase_begin, erase_end and clear methods.
- // Copyright (c) 2009 Jan Gaspar
- // Use, modification, and distribution is subject to the Boost Software
- // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
- // http://www.boost.org/LICENSE_1_0.txt)
- #include "test.hpp"
- int MyInteger::ms_exception_trigger = 0;
- int InstanceCounter::ms_count = 0;
- void erase_begin_test() {
- circular_buffer<int> cb1(5);
- cb1.push_back(1);
- cb1.push_back(2);
- cb1.push_back(3);
- cb1.push_back(4);
- cb1.push_back(5);
- cb1.push_back(6);
- circular_buffer<int>::pointer p = &cb1[0];
- cb1.erase_begin(2);
- BOOST_TEST(cb1.size() == 3);
- BOOST_TEST(cb1[0] == 4);
- BOOST_TEST(cb1[1] == 5);
- BOOST_TEST(cb1[2] == 6);
- cb1.erase_begin(3);
- BOOST_TEST(cb1.empty());
- BOOST_TEST(*p == 2);
- BOOST_TEST(*(p + 1) == 3);
- BOOST_TEST(*(p + 2) == 4);
- cb1.push_back(10);
- cb1.push_back(11);
- cb1.push_back(12);
- BOOST_TEST(cb1.size() == 3);
- BOOST_TEST(cb1[0] == 10);
- BOOST_TEST(cb1[1] == 11);
- BOOST_TEST(cb1[2] == 12);
- circular_buffer<InstanceCounter> cb2(5, InstanceCounter());
- BOOST_TEST(cb2.size() == 5);
- BOOST_TEST(InstanceCounter::count() == 5);
- cb2.erase_begin(2);
- BOOST_TEST(cb2.size() == 3);
- BOOST_TEST(InstanceCounter::count() == 3);
- circular_buffer<MyInteger> cb3(5);
- cb3.push_back(1);
- cb3.push_back(2);
- cb3.push_back(3);
- cb3.push_back(4);
- cb3.push_back(5);
- cb3.push_back(6);
- cb3.erase_begin(2);
- BOOST_TEST(cb3.size() == 3);
- BOOST_TEST(cb3[0] == 4);
- BOOST_TEST(cb3[1] == 5);
- BOOST_TEST(cb3[2] == 6);
- }
- void erase_end_test() {
- circular_buffer<int> cb1(5);
- cb1.push_back(1);
- cb1.push_back(2);
- cb1.push_back(3);
- cb1.push_back(4);
- cb1.push_back(5);
- cb1.push_back(6);
- circular_buffer<int>::pointer p = &cb1[3];
- cb1.erase_end(2);
- BOOST_TEST(cb1.size() == 3);
- BOOST_TEST(cb1[0] == 2);
- BOOST_TEST(cb1[1] == 3);
- BOOST_TEST(cb1[2] ==4);
- cb1.erase_end(3);
- BOOST_TEST(cb1.empty());
- BOOST_TEST(*p == 5);
- BOOST_TEST(*(p - 1) == 4);
- BOOST_TEST(*(p - 2) == 3);
- cb1.push_back(10);
- cb1.push_back(11);
- cb1.push_back(12);
- BOOST_TEST(cb1.size() == 3);
- BOOST_TEST(cb1[0] == 10);
- BOOST_TEST(cb1[1] == 11);
- BOOST_TEST(cb1[2] == 12);
- circular_buffer<InstanceCounter> cb2(5, InstanceCounter());
- BOOST_TEST(cb2.size() == 5);
- BOOST_TEST(InstanceCounter::count() == 5);
- cb2.erase_end(2);
- BOOST_TEST(cb2.size() == 3);
- BOOST_TEST(InstanceCounter::count() == 3);
- circular_buffer<MyInteger> cb3(5);
- cb3.push_back(1);
- cb3.push_back(2);
- cb3.push_back(3);
- cb3.push_back(4);
- cb3.push_back(5);
- cb3.push_back(6);
- cb3.erase_end(2);
- BOOST_TEST(cb3.size() == 3);
- BOOST_TEST(cb3[0] == 2);
- BOOST_TEST(cb3[1] == 3);
- BOOST_TEST(cb3[2] == 4);
- }
- void clear_test() {
- circular_buffer<int> cb1(5);
- cb1.push_back(1);
- cb1.push_back(2);
- cb1.push_back(3);
- cb1.push_back(4);
- cb1.push_back(5);
- cb1.push_back(6);
- circular_buffer<int>::pointer p = &cb1[0];
- cb1.clear();
- BOOST_TEST(cb1.empty());
- BOOST_TEST(*p == 2);
- BOOST_TEST(*(p + 1) == 3);
- BOOST_TEST(*(p + 2) == 4);
- BOOST_TEST(*(p + 3) == 5);
- BOOST_TEST(*(p - 1) == 6);
- circular_buffer<InstanceCounter> cb2(5, InstanceCounter());
- BOOST_TEST(cb2.size() == 5);
- BOOST_TEST(InstanceCounter::count() == 5);
- cb2.clear();
- BOOST_TEST(cb2.empty());
- BOOST_TEST(InstanceCounter::count() == 0);
- circular_buffer<MyInteger> cb3(5);
- cb3.push_back(1);
- cb3.push_back(2);
- cb3.push_back(3);
- cb3.push_back(4);
- cb3.push_back(5);
- cb3.push_back(6);
- cb3.clear();
- BOOST_TEST(cb3.empty());
- }
- // test main
- int main()
- {
- erase_begin_test();
- erase_end_test();
- clear_test();
- return boost::report_errors();
- }
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