0ad/source/simulation2/tests/test_EntityMap.h
bb 157c6af18e Make the space in 0 A.D. non-breaking throughout the codebase.
Avoid cases of filenames
Update years in terms and other legal(ish) documents
Don't update years in license headers, since change is not meaningful

Will add linter rule in seperate commit

Happy recompiling everyone!

Original Patch By: Nescio
Comment By: Gallaecio
Differential Revision: D2620
This was SVN commit r27786.
2023-07-27 20:54:46 +00:00

312 lines
7.5 KiB
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/* Copyright (C) 2019 Wildfire Games.
* This file is part of 0 A.D.
*
* 0 A.D. is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* 0 A.D. is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
*/
#include "lib/self_test.h"
#include "lib/timer.h"
#include "simulation2/serialization/ISerializer.h"
#include "simulation2/serialization/IDeserializer.h"
#include "simulation2/system/EntityMap.h"
#include <algorithm>
#include <random>
class TestEntityMap : public CxxTest::TestSuite
{
public:
void setUp()
{
}
void tearDown()
{
}
void test_insert()
{
EntityMap<int> test;
TS_ASSERT(test.empty());
test.insert(1,1);
test.insert(2,2);
test.insert(3,3);
test.insert(4,4);
test.insert(4,5);
test.insert(4,6);
// TS_ASSERT(test.m_Data.size() == 5);
// TS_ASSERT(test.m_Data.back().first != INVALID_ENTITY);
TS_ASSERT(test.size() == 4);
TS_ASSERT(test.find(3)->second == 3);
TS_ASSERT(test.find(4)->second == 6);
test.insert(10,7);
// TS_ASSERT(test.m_Data.size() == 11);
// TS_ASSERT(test.m_Data.back().first != INVALID_ENTITY);
TS_ASSERT(test.size() == 5);
TS_ASSERT(test.find(4)->second == 6);
TS_ASSERT(test.find(5) == test.end());
TS_ASSERT(test.find(6) == test.end());
TS_ASSERT(test.find(7) == test.end());
TS_ASSERT(test.find(8) == test.end());
TS_ASSERT(test.find(9) == test.end());
TS_ASSERT(test.find(10)->second == 7);
// EntityMap<int, 5> test2;
// test2.insert(8,5);
// TS_ASSERT(test2.find(8)->second == 5);
// TS_ASSERT(test2.m_Data.size() == 5);
// TS_ASSERT(test2.size() == 1);
}
void test_iterators()
{
EntityMap<int> test;
test.insert(1,1);
test.insert(2,2);
test.insert(3,3);
test.insert(4,4);
EntityMap<int>::iterator it = test.begin();
TS_ASSERT(it->first == 1);
++it;
TS_ASSERT(it->first == 2);
++it; // it++ incorrectly returns a pointer in svn
TS_ASSERT(it->first == 3);
it = test.end();
// TS_ASSERT(it->first == test.m_Data.back().first);
EntityMap<int>::const_iterator cit = test.begin();
TS_ASSERT(cit->first == 1);
cit = test.end();
// TS_ASSERT(cit->first == test.m_Data.back().first);
size_t iter = 0;
for (EntityMap<int>::value_type& v : test)
{
++iter;
TS_ASSERT(test.find(iter)->second == (int)iter);
TS_ASSERT(test.find(iter)->second == v.second);
}
TS_ASSERT(iter == 4);
test.clear();
test.insert(10,1);
test.insert(20,2);
test.insert(30,3);
test.insert(40,4);
it = test.begin();
TS_ASSERT(it->second == 1);
++it; // it++ incorrectly returns a pointer in svn
TS_ASSERT(it->second == 2);
++it;
TS_ASSERT(it->second == 3);
it = test.end();
// TS_ASSERT(it->first == test.m_Data.back().first);
}
void test_erase()
{
EntityMap<int> test;
test.insert(1,1);
test.insert(2,2);
test.insert(3,3);
test.insert(4,4);
test.erase(2);
// TS_ASSERT(test.m_Data.size() == 5);
TS_ASSERT(test.size() == 3);
TS_ASSERT(test.find(2) == test.end());
test.erase(1);
test.erase(3);
test.erase(4);// TS_ASSERT(test.erase(4) == 1);
// TS_ASSERT(test.m_Data.size() == 5);
TS_ASSERT(test.size() == 0);
test.erase(5);// TS_ASSERT(test.erase(5) == 0);
test.insert(1,1);
test.insert(2,2);
test.insert(3,3);
test.insert(4,4);
test.erase(test.begin());
// TS_ASSERT(test.m_Data.size() == 5);
TS_ASSERT(test.size() == 3);
TS_ASSERT(test.find(1) == test.end());
// TS_ASSERT(test.erase(test.end()) == 0);
// TS_ASSERT(test.m_Data.back().first != INVALID_ENTITY);
}
void test_clear()
{
EntityMap<int> test;
test.insert(1,1);
test.insert(2,2);
test.insert(3,3);
test.insert(4,4);
test.clear();
// TS_ASSERT(test.m_Data.size() == 1);
TS_ASSERT(test.size() == 0);
}
void test_find()
{
EntityMap<int> test;
test.insert(1,1);
test.insert(2,2);
test.insert(3,3);
test.insert(40,4);
TS_ASSERT(test.find(1)->second == 1);
TS_ASSERT(test.find(40)->second == 4);
TS_ASSERT(test.find(30) == test.end());
}
void test_perf_DISABLED()
{
EntityMap<int> test;
printf("Testing performance of EntityMap\n");
double t = timer_Time();
for (int i = 1; i <= 200000; ++i)
test.insert(i,i);
double tt = timer_Time() - t;
printf("inserting 200K elements in order: %lfs\n", tt);
t = timer_Time();
for (int i = 1; i <= 200000; ++i)
test.erase(i);
tt = timer_Time() - t;
printf("Erasing 200K elements, by key: %lfs\n", tt);
t = timer_Time();
for (int i = 200000; i >= 1; --i)
test.insert(i,i);
tt = timer_Time() - t;
printf("inserting 200K elements in reverse order: %lfs\n", tt);
t = timer_Time();
for (auto i = test.begin(); i != test.end(); ++i)
test.erase(i);
tt = timer_Time() - t;
printf("Erasing 200K elements, by iterator: %lfs\n", tt);
t = timer_Time();
for (int i = 1; i <= 200000; ++i)
test.erase(i);
tt = timer_Time() - t;
printf("Erasing 200K non-existing elements: %lfs\n", tt);
// prep random vector
std::vector<int> vec;
for (int i = 1; i <= 200000; ++i)
vec.push_back(i);
std::shuffle(vec.begin(), vec.end(), std::mt19937{});
for (int i = 1; i <= 200000; ++i)
test.insert(i,i);
t = timer_Time();
for (int i = 1; i <= 200000; ++i)
test.find(vec[i])->second = 3;
tt = timer_Time() - t;
printf("200K random lookups in random order: %lfs\n", tt);
t = timer_Time();
for (auto& p : test)
p.second = 3;
tt = timer_Time() - t;
printf("auto iteration on 200K continuous entitymap: %lfs\n", tt);
test.clear();
for (int i = 1; i <= 200000; ++i)
test.insert(i*5,i);
t = timer_Time();
for (EntityMap<int>::value_type& p : test)
p.second = 3;
tt = timer_Time() - t;
printf("auto iteration on 200K sparse (holes of 5): %lfs\n", tt);
test.clear();
for (int i = 1; i <= 4000; ++i)
test.insert(i*50,i);
t = timer_Time();
for (EntityMap<int>::value_type& p : test)
p.second = 3;
tt = timer_Time() - t;
printf("auto iteration on 4K sparse (holes of 50): %lfs\n", tt);
test.clear();
for (int i = 1; i <= 200000; ++i)
test.insert(i*50,i);
t = timer_Time();
for (EntityMap<int>::value_type& p : test)
p.second = 3;
tt = timer_Time() - t;
printf("auto iteration on 200K sparse (holes of 50): %lfs\n", tt);
test.clear();
for (int i = 1; i <= 2000000; ++i)
test.insert(i*50,i);
t = timer_Time();
for (EntityMap<int>::iterator i = test.begin(); i != test.end(); ++i)
i->second = 3;
tt = timer_Time() - t;
printf("manual ++iteration on 2000K sparse (holes of 50) (warmup 1): %lfs\n", tt);
t = timer_Time();
for (EntityMap<int>::iterator i = test.begin(); i != test.end(); ++i)
i->second = 3;
tt = timer_Time() - t;
printf("manual ++iteration on 2000K sparse (holes of 50) (warmup 2): %lfs\n", tt);
t = timer_Time();
for (EntityMap<int>::iterator i = test.begin(); i != test.end(); ++i)
i->second = 3;
tt = timer_Time() - t;
printf("manual ++iteration on 2000K sparse (holes of 50): %lfs\n", tt);
t = timer_Time();
for (EntityMap<int>::iterator i = test.begin(); i != test.end(); ++i)
i->second = 3;
tt = timer_Time() - t;
printf("manual iteration++ on 2000K sparse (holes of 50): %lfs\n", tt);
}
};