thor-os/tstl/test_suite/deque.cpp
2018-04-04 09:32:15 +02:00

273 lines
7.1 KiB
C++

//=======================================================================
// Copyright Baptiste Wicht 2013-2018.
// Distributed under the terms of the MIT License.
// (See accompanying file LICENSE or copy at
// http://www.opensource.org/licenses/MIT)
//=======================================================================
#include <cstdio>
#include <cstring>
#include <cstdlib>
#include <deque.hpp>
#include "test.hpp"
namespace {
void test_base(){
std::deque<int> a{1, 0, 0, 2, 3, 4};
check_equals(a.size(), 6, "test_base: Invalid deque:size");
check_equals(a[0], 1, "test_base: Invalid deque:[]");
check_equals(a[1], 0, "test_base: Invalid deque:[]");
check_equals(a[2], 0, "test_base: Invalid deque:[]");
check_equals(a[3], 2, "test_base: Invalid deque:[]");
check_equals(a[4], 3, "test_base: Invalid deque:[]");
check_equals(a[5], 4, "test_base: Invalid deque:[]");
check(*a.begin() == 1, "test_base: invalid begin()");
check(a.front() == 1, "test_base: invalid front()");
check(a.back() == 4, "test_base: invalid back()");
}
void test_erase(){
std::deque<int> a{1, 0, 0, 2, 3, 4};
a.erase(2);
check(a.size() == 5, "Invalid deque:size");
check(a[0] == 1, "Invalid deque:[]");
check(a[1] == 0, "Invalid deque:[]");
check(a[2] == 2, "Invalid deque:[]");
check(a[3] == 3, "Invalid deque:[]");
check(a[4] == 4, "Invalid deque:[]");
check(*a.begin() == 1);
a.erase(a.begin() + 2);
check(a.size() == 4, "Invalid deque:size");
check(a[0] == 1, "Invalid deque:[]");
check(a[1] == 0, "Invalid deque:[]");
check(a[2] == 3, "Invalid deque:[]");
check(a[3] == 4, "Invalid deque:[]");
}
void test_erase_range(){
std::deque<int> a{1, 0, 0, 2, 3, 4};
a.erase(a.begin() + 1, a.begin() + 4);
check_equals(a.size(), 3, "Invalid deque:size");
check_equals(a[0], 1, "Invalid deque:[]");
check_equals(a[1], 3, "Invalid deque:[]");
check_equals(a[2], 4, "Invalid deque:[]");
check(*a.begin() == 1);
}
void test_erase_remove(){
std::deque<int> a{1, 0, 0, 2, 3, 4};
a.erase(std::remove(a.begin(), a.end(), 0), a.end());
check(a.size() == 4, "Invalid deque:size");
check(a[0] == 1, "Invalid deque:[]");
check(a[1] == 2, "Invalid deque:[]");
check(a[2] == 3, "Invalid deque:[]");
check(a[3] == 4, "Invalid deque:[]");
check(*a.begin() == 1);
}
void test_erase_remove_if(){
std::deque<int> a{1, 0, 0, 2, 3, 4};
a.erase(std::remove_if(a.begin(), a.end(), [](int value){
return value == 1 || value == 3;
}), a.end());
check(a.size() == 4, "Invalid deque:size");
check(a[0] == 0, "Invalid deque:[]");
check(a[1] == 0, "Invalid deque:[]");
check(a[2] == 2, "Invalid deque:[]");
check(a[3] == 4, "Invalid deque:[]");
check(*a.begin() == 0);
}
void test_mix(){
std::deque<int> a;
a.push_front(99);
a.push_back(33);
a.push_front(11);
a.push_back(22);
check(a.size() == 4, "Invalid deque:size");
check(a[0] == 11, "Invalid deque:[]");
check(a[1] == 99, "Invalid deque:[]");
check(a[2] == 33, "Invalid deque:[]");
check(a[3] == 22, "Invalid deque:[]");
check(*a.begin() == 11, "test_mix: invalid begin()");
check(a.front() == 11, "test_mix: invalid front()");
check(a.back() == 22, "test_mix: invalid back()");
}
void test_push_front(){
std::deque<int> a{1, 0, 0, 2, 3, 4};
a.push_front(99);
check(a.size() == 7, "Invalid deque:size");
check(a[0] == 99, "Invalid deque:[]");
check(a[1] == 1, "Invalid deque:[]");
check(a[2] == 0, "Invalid deque:[]");
check(a[3] == 0, "Invalid deque:[]");
check(a[4] == 2, "Invalid deque:[]");
check(a[5] == 3, "Invalid deque:[]");
check(a[6] == 4, "Invalid deque:[]");
check_equals(*a.begin(), 99, "test_push_front: invalid begin()");
check_equals(a.front(), 99, "test_push_front: invalid front()");
check_equals(a.back(), 4, "test_push_front: invalid back()");
}
void test_reverse_iterator(){
std::deque<int> a{1, 0, 0, 2, 3, 4};
auto it = a.rbegin();
auto end = a.rend();
check(it != end, "Invalid reverse iterator");
check(*it == 4, "Invalid reverse iterator");
++it;
check(it != end, "Invalid reverse iterator");
check(*it == 3, "Invalid reverse iterator");
++it;
check(it != end, "Invalid reverse iterator");
check(*it == 2, "Invalid reverse iterator");
++it;
check(it != end, "Invalid reverse iterator");
check(*it == 0, "Invalid reverse iterator");
++it;
check(it != end, "Invalid reverse iterator");
check(*it == 0, "Invalid reverse iterator");
++it;
check(it != end, "Invalid reverse iterator");
check(*it == 1, "Invalid reverse iterator");
++it;
check(it == end, "Invalid reverse iterator");
}
struct kiss {
int* ref;
kiss() {} // for deque
kiss(int* ref) : ref(ref) {}
~kiss(){
++(*ref);
}
};
void test_destructor() {
int counter = 0;
{
std::deque<kiss> vec;
vec.emplace_back(&counter);
vec.emplace_back(&counter);
vec.emplace_back(&counter);
}
check_equals(counter, 3, "destruct: Invalid destructors");
}
void test_clear() {
int counter = 0;
std::deque<kiss> vec;
vec.emplace_back(&counter);
vec.emplace_back(&counter);
vec.emplace_back(&counter);
vec.clear();
check_equals(counter, 3, "clear: Invalid destructors");
}
void test_pop_back_dst() {
int counter = 0;
std::deque<kiss> vec;
vec.emplace_back(&counter);
vec.emplace_back(&counter);
vec.emplace_back(&counter);
vec.pop_back();
check_equals(counter, 1, "pop_back_dst: Invalid destructors");
}
void test_lots() {
std::deque<size_t> vec;
for(size_t i = 0; i < 1000; ++i){
vec.push_back(i);
}
for(size_t i = 10000; i < 11000; ++i){
vec.push_front(i);
}
for(size_t i = 0; i < 1000; ++i){
check_equals(vec[i], 10999 - i, "test_lots: invalid []");
}
for(size_t i = 1000; i < 2000; ++i){
check_equals(vec[i], i - 1000, "test_lots: invalid []");
}
check_equals(vec.size(), 2000, "test_lots: invalid size()");
check_equals(vec.front(), 10999, "test_lots: invalid front()");
check_equals(vec.back(), 999, "test_lots: invalid back()");
for(size_t i = 0; i < 1000; ++i){
vec.pop_back();
}
check_equals(vec.size(), 1000, "test_lots: invalid size()");
check_equals(vec.front(), 10999, "test_lots: invalid front()");
check_equals(vec.back(), 10000, "test_lots: invalid back()");
for(size_t i = 0; i < 500; ++i){
vec.pop_front();
}
check_equals(vec.size(), 500, "test_lots: invalid size()");
check_equals(vec.front(), 10499, "test_lots: invalid front()");
check_equals(vec.back(), 10000, "test_lots: invalid back()");
}
} //end of anonymous namespace
void deque_tests(){
test_base();
test_erase();
test_erase_range();
test_erase_remove();
test_erase_remove_if();
test_mix();
test_push_front();
test_reverse_iterator();
test_destructor();
test_clear();
test_pop_back_dst();
test_lots();
}