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