container/test/emplace_test.hpp
2018-09-26 01:07:21 +02:00

687 lines
20 KiB
C++

//////////////////////////////////////////////////////////////////////////////
//
// (C) Copyright Ion Gaztanaga 2008. Distributed under 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)
//
// See http://www.boost.org/libs/container for documentation.
//
//////////////////////////////////////////////////////////////////////////////
#ifndef BOOST_CONTAINER_TEST_EMPLACE_TEST_HPP
#define BOOST_CONTAINER_TEST_EMPLACE_TEST_HPP
#include <iostream>
#include <typeinfo>
#include <boost/container/detail/config_begin.hpp>
#include <boost/container/detail/workaround.hpp>
#include <boost/container/detail/mpl.hpp>
#include <boost/move/utility_core.hpp>
#include <boost/container/detail/type_traits.hpp>
namespace boost{
namespace container {
namespace test{
class EmplaceInt
{
BOOST_MOVABLE_BUT_NOT_COPYABLE(EmplaceInt)
public:
EmplaceInt(int a = 0, int b = 0, int c = 0, int d = 0, int e = 0)
: a_(a), b_(b), c_(c), d_(d), e_(e)
{}
EmplaceInt(BOOST_RV_REF(EmplaceInt) o)
: a_(o.a_), b_(o.b_), c_(o.c_), d_(o.d_), e_(o.e_)
{}
EmplaceInt& operator=(BOOST_RV_REF(EmplaceInt) o)
{
this->a_ = o.a_;
this->b_ = o.b_;
this->c_ = o.c_;
this->d_ = o.d_;
this->e_ = o.e_;
return *this;
}
friend bool operator==(const EmplaceInt &l, const EmplaceInt &r)
{
return l.a_ == r.a_ &&
l.b_ == r.b_ &&
l.c_ == r.c_ &&
l.d_ == r.d_ &&
l.e_ == r.e_;
}
friend bool operator<(const EmplaceInt &l, const EmplaceInt &r)
{ return l.sum() < r.sum(); }
friend bool operator>(const EmplaceInt &l, const EmplaceInt &r)
{ return l.sum() > r.sum(); }
friend bool operator!=(const EmplaceInt &l, const EmplaceInt &r)
{ return !(l == r); }
friend std::size_t hash_value(const EmplaceInt &v)
{ return std::size_t(v.a_); }
friend std::ostream &operator <<(std::ostream &os, const EmplaceInt &v)
{
os << "EmplaceInt: " << v.a_ << ' ' << v.b_ << ' ' << v.c_ << ' ' << v.d_ << ' ' << v.e_;
return os;
}
~EmplaceInt()
{ a_ = b_ = c_ = d_ = e_ = 0; }
//private:
int sum() const
{ return this->a_ + this->b_ + this->c_ + this->d_ + this->e_; }
int a_, b_, c_, d_, e_;
int padding[6];
};
} //namespace test {
namespace test {
enum EmplaceOptions{
EMPLACE_BACK = 1 << 0,
EMPLACE_FRONT = 1 << 1,
EMPLACE_BEFORE = 1 << 2,
EMPLACE_AFTER = 1 << 3,
EMPLACE_ASSOC = 1 << 4,
EMPLACE_HINT = 1 << 5,
EMPLACE_ASSOC_PAIR = 1 << 6,
EMPLACE_HINT_PAIR = 1 << 7
};
template<class Container>
bool test_expected_container(const Container &ec, const EmplaceInt *Expected, unsigned int only_first_n, unsigned int cont_offset = 0)
{
typedef typename Container::const_iterator const_iterator;
const_iterator itb(ec.begin()), ite(ec.end());
unsigned int cur = 0;
if(cont_offset > ec.size()){
return false;
}
if(only_first_n > (ec.size() - cont_offset)){
return false;
}
while(cont_offset--){
++itb;
}
for(; itb != ite && only_first_n--; ++itb, ++cur){
const EmplaceInt & cr = *itb;
if(cr != Expected[cur]){
return false;
}
}
return true;
}
template<class Container>
bool test_expected_container(const Container &ec, const std::pair<EmplaceInt, EmplaceInt> *Expected, unsigned int only_first_n)
{
typedef typename Container::const_iterator const_iterator;
const_iterator itb(ec.begin()), ite(ec.end());
unsigned int cur = 0;
if(only_first_n > ec.size()){
return false;
}
for(; itb != ite && only_first_n--; ++itb, ++cur){
if(itb->first != Expected[cur].first){
std::cout << "Error in first: " << itb->first << ' ' << Expected[cur].first << std::endl;
return false;
}
else if(itb->second != Expected[cur].second){
std::cout << "Error in second: " << itb->second << ' ' << Expected[cur].second << std::endl;
return false;
}
}
return true;
}
typedef std::pair<EmplaceInt, EmplaceInt> EmplaceIntPair;
static boost::container::dtl::aligned_storage<sizeof(EmplaceIntPair)*10>::type pair_storage;
static EmplaceIntPair* initialize_emplace_int_pair()
{
EmplaceIntPair* ret = reinterpret_cast<EmplaceIntPair*>(&pair_storage);
for(unsigned int i = 0; i != 10; ++i){
new(&ret->first)EmplaceInt();
new(&ret->second)EmplaceInt();
}
return ret;
}
static EmplaceIntPair * expected_pair = initialize_emplace_int_pair();
template<class Container>
bool test_emplace_back(dtl::true_)
{
std::cout << "Starting test_emplace_back." << std::endl << " Class: "
<< typeid(Container).name() << std::endl;
static EmplaceInt expected [10];
{
new(&expected [0]) EmplaceInt();
new(&expected [1]) EmplaceInt(1);
new(&expected [2]) EmplaceInt(1, 2);
new(&expected [3]) EmplaceInt(1, 2, 3);
new(&expected [4]) EmplaceInt(1, 2, 3, 4);
new(&expected [5]) EmplaceInt(1, 2, 3, 4, 5);
Container c;
typedef typename Container::reference reference;
{
reference r = c.emplace_back();
if(&r != &c.back() && !test_expected_container(c, &expected[0], 1)){
return false;
}
}
{
reference r = c.emplace_back(1);
if(&r != &c.back() && !test_expected_container(c, &expected[0], 2)){
return false;
}
}
c.emplace_back(1, 2);
if(!test_expected_container(c, &expected[0], 3)){
return false;
}
c.emplace_back(1, 2, 3);
if(!test_expected_container(c, &expected[0], 4)){
return false;
}
c.emplace_back(1, 2, 3, 4);
if(!test_expected_container(c, &expected[0], 5)){
return false;
}
c.emplace_back(1, 2, 3, 4, 5);
if(!test_expected_container(c, &expected[0], 6)){
return false;
}
}
std::cout << "...OK" << std::endl;
return true;
}
template<class Container>
bool test_emplace_back(dtl::false_)
{ return true; }
template<class Container>
bool test_emplace_front(dtl::true_)
{
std::cout << "Starting test_emplace_front." << std::endl << " Class: "
<< typeid(Container).name() << std::endl;
static EmplaceInt expected [10];
{
new(&expected [0]) EmplaceInt(1, 2, 3, 4, 5);
new(&expected [1]) EmplaceInt(1, 2, 3, 4);
new(&expected [2]) EmplaceInt(1, 2, 3);
new(&expected [3]) EmplaceInt(1, 2);
new(&expected [4]) EmplaceInt(1);
new(&expected [5]) EmplaceInt();
Container c;
typedef typename Container::reference reference;
{
reference r = c.emplace_front();
if(&r != &c.front() && !test_expected_container(c, &expected[0] + 5, 1)){
return false;
}
}
{
reference r = c.emplace_front(1);
if(&r != &c.front() && !test_expected_container(c, &expected[0] + 4, 2)){
return false;
}
}
c.emplace_front(1, 2);
if(!test_expected_container(c, &expected[0] + 3, 3)){
return false;
}
c.emplace_front(1, 2, 3);
if(!test_expected_container(c, &expected[0] + 2, 4)){
return false;
}
c.emplace_front(1, 2, 3, 4);
if(!test_expected_container(c, &expected[0] + 1, 5)){
return false;
}
c.emplace_front(1, 2, 3, 4, 5);
if(!test_expected_container(c, &expected[0] + 0, 6)){
return false;
}
}
std::cout << "...OK" << std::endl;
return true;
}
template<class Container>
bool test_emplace_front(dtl::false_)
{ return true; }
template<class Container>
bool test_emplace_before(dtl::true_)
{
std::cout << "Starting test_emplace_before." << std::endl << " Class: "
<< typeid(Container).name() << std::endl;
static EmplaceInt expected [10];
{
new(&expected [0]) EmplaceInt();
new(&expected [1]) EmplaceInt(1);
new(&expected [2]) EmplaceInt();
Container c;
c.emplace(c.cend(), 1);
c.emplace(c.cbegin());
if(!test_expected_container(c, &expected[0], 2)){
return false;
}
c.emplace(c.cend());
if(!test_expected_container(c, &expected[0], 3)){
return false;
}
}
{
new(&expected [0]) EmplaceInt();
new(&expected [1]) EmplaceInt(1);
new(&expected [2]) EmplaceInt(1, 2);
new(&expected [3]) EmplaceInt(1, 2, 3);
new(&expected [4]) EmplaceInt(1, 2, 3, 4);
new(&expected [5]) EmplaceInt(1, 2, 3, 4, 5);
//emplace_front-like
Container c;
c.emplace(c.cbegin(), 1, 2, 3, 4, 5);
c.emplace(c.cbegin(), 1, 2, 3, 4);
c.emplace(c.cbegin(), 1, 2, 3);
c.emplace(c.cbegin(), 1, 2);
c.emplace(c.cbegin(), 1);
c.emplace(c.cbegin());
if(!test_expected_container(c, &expected[0], 6)){
return false;
}
c.clear();
//emplace_back-like
typename Container::const_iterator i = c.emplace(c.cend());
if(!test_expected_container(c, &expected[0], 1)){
return false;
}
i = c.emplace(++i, 1);
if(!test_expected_container(c, &expected[0], 2)){
return false;
}
i = c.emplace(++i, 1, 2);
if(!test_expected_container(c, &expected[0], 3)){
return false;
}
i = c.emplace(++i, 1, 2, 3);
if(!test_expected_container(c, &expected[0], 4)){
return false;
}
i = c.emplace(++i, 1, 2, 3, 4);
if(!test_expected_container(c, &expected[0], 5)){
return false;
}
i = c.emplace(++i, 1, 2, 3, 4, 5);
if(!test_expected_container(c, &expected[0], 6)){
return false;
}
c.clear();
//emplace in the middle
c.emplace(c.cbegin());
if(!test_expected_container(c, &expected[0], 1)){
return false;
}
i = c.emplace(c.cend(), 1, 2, 3, 4, 5);
if(!test_expected_container(c, &expected[0], 1)){
return false;
}
if(!test_expected_container(c, &expected[5], 1, 1)){
return false;
}
i = c.emplace(i, 1, 2, 3, 4);
if(!test_expected_container(c, &expected[0], 1)){
return false;
}
if(!test_expected_container(c, &expected[4], 2, 1)){
return false;
}
i = c.emplace(i, 1, 2, 3);
if(!test_expected_container(c, &expected[0], 1)){
return false;
}
if(!test_expected_container(c, &expected[3], 3, 1)){
return false;
}
i = c.emplace(i, 1, 2);
if(!test_expected_container(c, &expected[0], 1)){
return false;
}
if(!test_expected_container(c, &expected[2], 4, 1)){
return false;
}
i = c.emplace(i, 1);
if(!test_expected_container(c, &expected[0], 6)){
return false;
}
std::cout << "...OK" << std::endl;
}
return true;
}
template<class Container>
bool test_emplace_before(dtl::false_)
{ return true; }
template<class Container>
bool test_emplace_after(dtl::true_)
{
std::cout << "Starting test_emplace_after." << std::endl << " Class: "
<< typeid(Container).name() << std::endl;
static EmplaceInt expected [10];
{
new(&expected [0]) EmplaceInt();
new(&expected [1]) EmplaceInt(1);
new(&expected [2]) EmplaceInt();
Container c;
typename Container::const_iterator i = c.emplace_after(c.cbefore_begin(), 1);
c.emplace_after(c.cbefore_begin());
if(!test_expected_container(c, &expected[0], 2)){
return false;
}
c.emplace_after(i);
if(!test_expected_container(c, &expected[0], 3)){
return false;
}
}
{
new(&expected [0]) EmplaceInt();
new(&expected [1]) EmplaceInt(1);
new(&expected [2]) EmplaceInt(1, 2);
new(&expected [3]) EmplaceInt(1, 2, 3);
new(&expected [4]) EmplaceInt(1, 2, 3, 4);
new(&expected [5]) EmplaceInt(1, 2, 3, 4, 5);
//emplace_front-like
Container c;
c.emplace_after(c.cbefore_begin(), 1, 2, 3, 4, 5);
c.emplace_after(c.cbefore_begin(), 1, 2, 3, 4);
c.emplace_after(c.cbefore_begin(), 1, 2, 3);
c.emplace_after(c.cbefore_begin(), 1, 2);
c.emplace_after(c.cbefore_begin(), 1);
c.emplace_after(c.cbefore_begin());
if(!test_expected_container(c, &expected[0], 6)){
return false;
}
c.clear();
//emplace_back-like
typename Container::const_iterator i = c.emplace_after(c.cbefore_begin());
if(!test_expected_container(c, &expected[0], 1)){
return false;
}
i = c.emplace_after(i, 1);
if(!test_expected_container(c, &expected[0], 2)){
return false;
}
i = c.emplace_after(i, 1, 2);
if(!test_expected_container(c, &expected[0], 3)){
return false;
}
i = c.emplace_after(i, 1, 2, 3);
if(!test_expected_container(c, &expected[0], 4)){
return false;
}
i = c.emplace_after(i, 1, 2, 3, 4);
if(!test_expected_container(c, &expected[0], 5)){
return false;
}
i = c.emplace_after(i, 1, 2, 3, 4, 5);
if(!test_expected_container(c, &expected[0], 6)){
return false;
}
c.clear();
//emplace_after in the middle
i = c.emplace_after(c.cbefore_begin());
c.emplace_after(i, 1, 2, 3, 4, 5);
c.emplace_after(i, 1, 2, 3, 4);
c.emplace_after(i, 1, 2, 3);
c.emplace_after(i, 1, 2);
c.emplace_after(i, 1);
if(!test_expected_container(c, &expected[0], 6)){
return false;
}
std::cout << "...OK" << std::endl;
}
return true;
}
template<class Container>
bool test_emplace_after(dtl::false_)
{ return true; }
template<class Container>
bool test_emplace_assoc(dtl::true_)
{
std::cout << "Starting test_emplace_assoc." << std::endl << " Class: "
<< typeid(Container).name() << std::endl;
static EmplaceInt expected [10];
new(&expected [0]) EmplaceInt();
new(&expected [1]) EmplaceInt(1);
new(&expected [2]) EmplaceInt(1, 2);
new(&expected [3]) EmplaceInt(1, 2, 3);
new(&expected [4]) EmplaceInt(1, 2, 3, 4);
new(&expected [5]) EmplaceInt(1, 2, 3, 4, 5);
{
Container c;
c.emplace();
if(!test_expected_container(c, &expected[0], 1)){
return false;
}
c.emplace(1);
if(!test_expected_container(c, &expected[0], 2)){
return false;
}
c.emplace(1, 2);
if(!test_expected_container(c, &expected[0], 3)){
return false;
}
c.emplace(1, 2, 3);
if(!test_expected_container(c, &expected[0], 4)){
return false;
}
c.emplace(1, 2, 3, 4);
if(!test_expected_container(c, &expected[0], 5)){
return false;
}
c.emplace(1, 2, 3, 4, 5);
if(!test_expected_container(c, &expected[0], 6)){
return false;
}
std::cout << "...OK" << std::endl;
}
return true;
}
template<class Container>
bool test_emplace_assoc(dtl::false_)
{ return true; }
template<class Container>
bool test_emplace_hint(dtl::true_)
{
std::cout << "Starting test_emplace_hint." << std::endl << " Class: "
<< typeid(Container).name() << std::endl;
static EmplaceInt expected [10];
new(&expected [0]) EmplaceInt();
new(&expected [1]) EmplaceInt(1);
new(&expected [2]) EmplaceInt(1, 2);
new(&expected [3]) EmplaceInt(1, 2, 3);
new(&expected [4]) EmplaceInt(1, 2, 3, 4);
new(&expected [5]) EmplaceInt(1, 2, 3, 4, 5);
{
Container c;
typename Container::const_iterator it;
it = c.emplace_hint(c.begin());
if(!test_expected_container(c, &expected[0], 1)){
return false;
}
it = c.emplace_hint(it, 1);
if(!test_expected_container(c, &expected[0], 2)){
return false;
}
it = c.emplace_hint(it, 1, 2);
if(!test_expected_container(c, &expected[0], 3)){
return false;
}
it = c.emplace_hint(it, 1, 2, 3);
if(!test_expected_container(c, &expected[0], 4)){
return false;
}
it = c.emplace_hint(it, 1, 2, 3, 4);
if(!test_expected_container(c, &expected[0], 5)){
return false;
}
it = c.emplace_hint(it, 1, 2, 3, 4, 5);
if(!test_expected_container(c, &expected[0], 6)){
return false;
}
std::cout << "...OK" << std::endl;
}
return true;
}
template<class Container>
bool test_emplace_hint(dtl::false_)
{ return true; }
template<class Container>
bool test_emplace_assoc_pair(dtl::true_)
{
std::cout << "Starting test_emplace_assoc_pair." << std::endl << " Class: "
<< typeid(Container).name() << std::endl;
new(&expected_pair[0].first) EmplaceInt();
new(&expected_pair[0].second) EmplaceInt();
new(&expected_pair[1].first) EmplaceInt(1);
new(&expected_pair[1].second) EmplaceInt(1);
new(&expected_pair[2].first) EmplaceInt(2);
new(&expected_pair[2].second) EmplaceInt(2);
{
Container c;
c.emplace();
if(!test_expected_container(c, &expected_pair[0], 1)){
std::cout << "Error after c.emplace();\n";
return false;
}
c.emplace(1, 1);
if(!test_expected_container(c, &expected_pair[0], 2)){
std::cout << "Error after c.emplace(1);\n";
return false;
}
c.emplace(2, 2);
if(!test_expected_container(c, &expected_pair[0], 3)){
std::cout << "Error after c.emplace(2, 2);\n";
return false;
}
std::cout << "...OK" << std::endl;
}
return true;
}
template<class Container>
bool test_emplace_assoc_pair(dtl::false_)
{ return true; }
template<class Container>
bool test_emplace_hint_pair(dtl::true_)
{
std::cout << "Starting test_emplace_hint_pair." << std::endl << " Class: "
<< typeid(Container).name() << std::endl;
new(&expected_pair[0].first) EmplaceInt();
new(&expected_pair[0].second) EmplaceInt();
new(&expected_pair[1].first) EmplaceInt(1);
new(&expected_pair[1].second) EmplaceInt(1);
new(&expected_pair[2].first) EmplaceInt(2);
new(&expected_pair[2].second) EmplaceInt(2);
{
Container c;
typename Container::const_iterator it;
it = c.emplace_hint(c.begin());
if(!test_expected_container(c, &expected_pair[0], 1)){
std::cout << "Error after c.emplace(1);\n";
return false;
}
it = c.emplace_hint(it, 1, 1);
if(!test_expected_container(c, &expected_pair[0], 2)){
std::cout << "Error after c.emplace(it, 1);\n";
return false;
}
it = c.emplace_hint(it, 2, 2);
if(!test_expected_container(c, &expected_pair[0], 3)){
std::cout << "Error after c.emplace(it, 2, 2);\n";
return false;
}
std::cout << "...OK" << std::endl;
}
return true;
}
template<class Container>
bool test_emplace_hint_pair(dtl::false_)
{ return true; }
template <EmplaceOptions O, EmplaceOptions Mask>
struct emplace_active
{
static const bool value = (0 != (O & Mask));
typedef dtl::bool_<value> type;
operator type() const{ return type(); }
};
template<class Container, EmplaceOptions O>
bool test_emplace()
{
if(!test_emplace_back<Container>(emplace_active<O, EMPLACE_BACK>())){
return false;
}
if(!test_emplace_front<Container>(emplace_active<O, EMPLACE_FRONT>())){
return false;
}
if(!test_emplace_before<Container>(emplace_active<O, EMPLACE_BEFORE>())){
return false;
}
if(!test_emplace_after<Container>(emplace_active<O, EMPLACE_AFTER>())){
return false;
}
if(!test_emplace_assoc<Container>(emplace_active<O, EMPLACE_ASSOC>())){
return false;
}
if(!test_emplace_hint<Container>(emplace_active<O, EMPLACE_HINT>())){
return false;
}
if(!test_emplace_assoc_pair<Container>(emplace_active<O, EMPLACE_ASSOC_PAIR>())){
return false;
}
if(!test_emplace_hint_pair<Container>(emplace_active<O, EMPLACE_HINT_PAIR>())){
return false;
}
return true;
}
} //namespace test{
} //namespace container {
} //namespace boost{
#include <boost/container/detail/config_end.hpp>
#endif //#ifndef BOOST_CONTAINER_TEST_EMPLACE_TEST_HPP