void CSTLMemoryTester::test_contain_assign()
{
#ifdef NEED_OPERATOR_FUNC
typedef std::vector<CMyTestData> DataContainer;
DataContainer srcDataContainer;
//除了一开始的时候是构造函数，其他时候都是调用拷贝构造
DECLARE_MYTEST_DATA_COUNT_CHECKER(ConstructCheck,ctConstructCount, 5, __FILE__, __LINE__);
{
for (long i = 0; i < 5; i++)
{
srcDataContainer.push_back(CMyTestData(i, 0));
}
{
DECLARE_MYTEST_DATA_COUNT_CHECKER(ConstructCheck,ctConstructCount, 0, __FILE__, __LINE__);
//赋值时会对容器中的每一个元素调用拷贝构造函数 --
DECLARE_MYTEST_DATA_COUNT_CHECKER(CopyConstructCheck,ctCopyConstructCount, 5, __FILE__, __LINE__);
//超出dstDataContainer的生存周期后释放
DECLARE_MYTEST_DATA_COUNT_CHECKER(DestructCheck,ctDestructCount, 5, __FILE__, __LINE__);
DataContainer dstDataContainer;
dstDataContainer = srcDataContainer;
}
{
DECLARE_MYTEST_DATA_COUNT_CHECKER(ConstructCheck,ctConstructCount, 0, __FILE__, __LINE__);
//assign时会对容器中的每一个元素调用拷贝构造函数 --
DECLARE_MYTEST_DATA_COUNT_CHECKER(CopyConstructCheck,ctCopyConstructCount, 5, __FILE__, __LINE__);
//超出dstDataContainer的生存周期后释放
DECLARE_MYTEST_DATA_COUNT_CHECKER(DestructCheck,ctDestructCount, 5, __FILE__, __LINE__);
DataContainer dstDataContainer;
dstDataContainer.assign(srcDataContainer.begin(), srcDataContainer.end());
}
{
DECLARE_MYTEST_DATA_COUNT_CHECKER(ConstructCheck,ctConstructCount, 0, __FILE__, __LINE__);
DECLARE_MYTEST_DATA_COUNT_CHECKER(CopyConstructCheck,ctCopyConstructCount, 5, __FILE__, __LINE__);
DECLARE_MYTEST_DATA_COUNT_CHECKER(DestructCheck,ctDestructCount, 5, __FILE__, __LINE__);
DataContainer dstDataContainer;
dstDataContainer.reserve(srcDataContainer.size());
std::copy(srcDataContainer.begin(), srcDataContainer.end(),
std::back_insert_iterator<DataContainer>(dstDataContainer));
}
}
#endif
}
// reserve memory for DataContainer
void reserveData(size_type s)
{ m_data.reserve(s); }
