本文整理汇总了C++中typenamestd::vector::is_linked方法的典型用法代码示例。如果您正苦于以下问题：C++ vector::is_linked方法的具体用法？C++ vector::is_linked怎么用？C++ vector::is_linked使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类typenamestd::vector的用法示例。
在下文中一共展示了vector::is_linked方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: testset
//.........这里部分代码省略.........
TEST_INTRUSIVE_SEQUENCE( init_values, const_testset.begin() ); }
BOOST_TEST (testset.erase(1) == 1);
BOOST_TEST (testset.erase(2) == 2);
BOOST_TEST (testset.erase(3) == 1);
BOOST_TEST (testset.erase(4) == 1);
BOOST_TEST (testset.erase(5) == 1);
BOOST_TEST (testset.empty() == true);
//Now with a single bucket
typename unordered_multiset_type::bucket_type single_bucket[1];
unordered_multiset_type testset2(bucket_traits(single_bucket, 1));
testset2.insert(&values[0], &values[0] + values.size());
BOOST_TEST (testset2.erase(5) == 1);
BOOST_TEST (testset2.erase(2) == 2);
BOOST_TEST (testset2.erase(1) == 1);
BOOST_TEST (testset2.erase(4) == 1);
BOOST_TEST (testset2.erase(3) == 1);
BOOST_TEST (testset2.empty() == true);
}
}
{
//Now erase just one per loop
const int random_init[] = { 3, 2, 4, 1, 5, 2, 2 };
const unsigned int random_size = sizeof(random_init)/sizeof(random_init[0]);
typename unordered_multiset_type::bucket_type single_bucket[1];
for(unsigned int i = 0, max = random_size; i != max; ++i){
std::vector<typename ValueTraits::value_type> data (random_size);
for (unsigned int j = 0; j < random_size; ++j)
data[j].value_ = random_init[j];
unordered_multiset_type testset_new(bucket_traits(single_bucket, 1));
testset_new.insert(&data[0], &data[0]+max);
testset_new.erase(testset_new.iterator_to(data[i]));
BOOST_TEST (testset_new.size() == (max -1));
}
}
{
typename unordered_multiset_type::bucket_type buckets [BucketSize];
const unsigned int NumBucketSize = BucketSize;
const unsigned int LoadFactor = 3;
const unsigned int NumIterations = NumBucketSize*LoadFactor;
std::vector<value_type> random_init(NumIterations);//Preserve memory
std::vector<value_type> set_tester;
set_tester.reserve(NumIterations);
//Initialize values
for (unsigned int i = 0; i < NumIterations; ++i){
random_init[i].value_ = i*2;//(i/LoadFactor)*LoadFactor;
}
for(unsigned int initial_pos = 0; initial_pos != (NumIterations+1); ++initial_pos){
for(unsigned int final_pos = initial_pos; final_pos != (NumIterations+1); ++final_pos){
//Create intrusive container inserting values
unordered_multiset_type testset
( &random_init[0]
, &random_init[0] + random_init.size()
, bucket_traits(buckets, NumBucketSize));
BOOST_TEST (testset.size() == random_init.size());
//Obtain the iterator range to erase
iterator it_beg_pos = testset.begin();
for(unsigned int it_beg_pos_num = 0; it_beg_pos_num != initial_pos; ++it_beg_pos_num){
++it_beg_pos;
}
iterator it_end_pos(it_beg_pos);
for(unsigned int it_end_pos_num = 0; it_end_pos_num != (final_pos - initial_pos); ++it_end_pos_num){
++it_end_pos;
}
//Erase the same values in both the intrusive and original vector
std::size_t erased_cnt = std::distance(it_beg_pos, it_end_pos);
//Erase values from the intrusive container
testset.erase(it_beg_pos, it_end_pos);
BOOST_TEST (testset.size() == (random_init.size()-(final_pos - initial_pos)));
//Now test...
BOOST_TEST ((random_init.size() - erased_cnt) == testset.size());
//Create an ordered copy of the intrusive container
set_tester.insert(set_tester.end(), testset.begin(), testset.end());
std::sort(set_tester.begin(), set_tester.end());
{
typename std::vector<value_type>::iterator it = set_tester.begin(), itend = set_tester.end();
typename std::vector<value_type>::iterator random_init_it(random_init.begin());
for( ; it != itend; ++it){
while(!random_init_it->is_linked())
++random_init_it;
BOOST_TEST(*it == *random_init_it);
++random_init_it;
}
}
set_tester.clear();
}
}
}
}