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/******************************************************************************
* The MIT License (MIT)
*
* Copyright (c) 2017-2026 Baldur Karlsson
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
******************************************************************************/
#include "common/globalconfig.h"
#if ENABLED(ENABLE_UNIT_TESTS)
#include "api/replay/rdcarray.h"
#include "api/replay/rdcflatmap.h"
#include "api/replay/rdcpair.h"
#include "api/replay/rdcstr.h"
#include "api/replay/resourceid.h"
#include "common/formatting.h"
#include "common/globalconfig.h"
#include "common/timing.h"
#include "core/rdcbytetrie.h"
#include "os/os_specific.h"
#include "catch/catch.hpp"
struct TrieValue
{
TrieValue() : id() {}
TrieValue(uint32_t id) : id(id) {}
bool operator==(const TrieValue &o) const { return id == o.id; }
uint32_t id;
uint16_t _trie;
};
template <>
rdcstr DoStringise<TrieValue>(const TrieValue &v)
{
return DoStringise(v.id);
}
using KV = rdcpair<bytebuf, TrieValue>;
template <typename inner>
void TestInsert()
{
rdcarray<inner> vec;
vec.insert(0, {});
REQUIRE(vec.size() == 0);
vec.insert(0, vec);
REQUIRE(vec.size() == 0);
vec.insert(0, NULL, 0);
REQUIRE(vec.size() == 0);
vec.insert(0, 5);
REQUIRE(vec.size() == 1);
CHECK(vec[0] == 5);
vec.insert(0, {6, 3, 13});
REQUIRE(vec.size() == 4);
CHECK(vec[0] == 6);
CHECK(vec[1] == 3);
CHECK(vec[2] == 13);
CHECK(vec[3] == 5);
vec.insert(0, 9);
REQUIRE(vec.size() == 5);
CHECK(vec[0] == 9);
CHECK(vec[1] == 6);
CHECK(vec[2] == 3);
CHECK(vec[3] == 13);
CHECK(vec[4] == 5);
vec.insert(3, 8);
REQUIRE(vec.size() == 6);
CHECK(vec[0] == 9);
CHECK(vec[1] == 6);
CHECK(vec[2] == 3);
CHECK(vec[3] == 8);
CHECK(vec[4] == 13);
CHECK(vec[5] == 5);
vec.insert(6, 4);
REQUIRE(vec.size() == 7);
CHECK(vec[0] == 9);
CHECK(vec[1] == 6);
CHECK(vec[2] == 3);
CHECK(vec[3] == 8);
CHECK(vec[4] == 13);
CHECK(vec[5] == 5);
CHECK(vec[6] == 4);
vec.insert(3, {20, 21});
REQUIRE(vec.size() == 9);
CHECK(vec[0] == 9);
CHECK(vec[1] == 6);
CHECK(vec[2] == 3);
CHECK(vec[3] == 20);
CHECK(vec[4] == 21);
CHECK(vec[5] == 8);
CHECK(vec[6] == 13);
CHECK(vec[7] == 5);
CHECK(vec[8] == 4);
// insert a large amount of data to ensure this doesn't read off start/end of vector
rdcarray<inner> largedata;
largedata.resize(100000);
largedata.front() = inner(100);
largedata.back() = inner(101);
vec.insert(4, largedata);
REQUIRE(vec.size() == 9 + largedata.size());
CHECK(vec[0] == 9);
CHECK(vec[1] == 6);
CHECK(vec[2] == 3);
CHECK(vec[3] == 20);
CHECK(vec[4] == 100);
CHECK(vec[4 + largedata.size() - 1] == 101);
CHECK(vec[4 + largedata.size()] == 21);
CHECK(vec[5 + largedata.size()] == 8);
CHECK(vec[6 + largedata.size()] == 13);
CHECK(vec[7 + largedata.size()] == 5);
CHECK(vec[8 + largedata.size()] == 4);
vec.clear();
REQUIRE(vec.size() == 0);
vec.insert(0, {6, 8, 10, 14, 16});
REQUIRE(vec.size() == 5);
CHECK(vec[0] == 6);
CHECK(vec[1] == 8);
CHECK(vec[2] == 10);
CHECK(vec[3] == 14);
CHECK(vec[4] == 16);
vec.insert(4, {20, 9, 9, 14, 7, 13, 10, 1, 1, 45});
REQUIRE(vec.size() == 15);
CHECK(vec[0] == 6);
CHECK(vec[1] == 8);
CHECK(vec[2] == 10);
CHECK(vec[3] == 14);
CHECK(vec[4] == 20);
CHECK(vec[5] == 9);
CHECK(vec[6] == 9);
CHECK(vec[7] == 14);
CHECK(vec[8] == 7);
CHECK(vec[9] == 13);
CHECK(vec[10] == 10);
CHECK(vec[11] == 1);
CHECK(vec[12] == 1);
CHECK(vec[13] == 45);
CHECK(vec[14] == 16);
}
template <typename inner>
static void TestErase()
{
rdcarray<inner> vec = {6, 3, 13, 5};
vec.erase(2);
REQUIRE(vec.size() == 3);
REQUIRE(vec.capacity() >= 4);
CHECK(vec[0] == 6);
CHECK(vec[1] == 3);
CHECK(vec[2] == 5);
// do some empty/invalid erases
vec.erase(2, 0);
REQUIRE(vec.size() == 3);
REQUIRE(vec.capacity() >= 4);
CHECK(vec[0] == 6);
CHECK(vec[1] == 3);
CHECK(vec[2] == 5);
vec.erase(200, 5);
REQUIRE(vec.size() == 3);
REQUIRE(vec.capacity() >= 4);
CHECK(vec[0] == 6);
CHECK(vec[1] == 3);
CHECK(vec[2] == 5);
vec.insert(2, {0, 1});
REQUIRE(vec.size() == 5);
CHECK(vec[0] == 6);
CHECK(vec[1] == 3);
CHECK(vec[2] == 0);
CHECK(vec[3] == 1);
CHECK(vec[4] == 5);
vec.erase(0);
REQUIRE(vec.size() == 4);
CHECK(vec[0] == 3);
CHECK(vec[1] == 0);
CHECK(vec[2] == 1);
CHECK(vec[3] == 5);
vec.erase(vec.size() - 1);
REQUIRE(vec.size() == 3);
CHECK(vec[0] == 3);
CHECK(vec[1] == 0);
CHECK(vec[2] == 1);
vec.erase(0, 3);
REQUIRE(vec.size() == 0);
vec = {5, 6, 3, 9, 1, 0};
vec.erase(2, 3);
REQUIRE(vec.size() == 3);
CHECK(vec[0] == 5);
CHECK(vec[1] == 6);
CHECK(vec[2] == 0);
vec = {5, 6, 3, 9, 1, 0};
vec.erase(3, 3);
REQUIRE(vec.size() == 3);
CHECK(vec[0] == 5);
CHECK(vec[1] == 6);
CHECK(vec[2] == 3);
vec = {5, 6, 3, 9, 1, 0};
vec.erase(3, 100);
REQUIRE(vec.size() == 3);
CHECK(vec[0] == 5);
CHECK(vec[1] == 6);
CHECK(vec[2] == 3);
}
template <typename inner>
static void TestRemove()
{
rdcarray<inner> vec = {6, 3, 9, 6, 6, 3, 5, 15, 5};
vec.removeOne(3);
REQUIRE(vec.size() == 8);
CHECK(vec[0] == 6);
CHECK(vec[1] == 9);
CHECK(vec[2] == 6);
CHECK(vec[3] == 6);
CHECK(vec[4] == 3);
CHECK(vec[5] == 5);
CHECK(vec[6] == 15);
CHECK(vec[7] == 5);
vec.removeOne(3);
REQUIRE(vec.size() == 7);
CHECK(vec[0] == 6);
CHECK(vec[1] == 9);
CHECK(vec[2] == 6);
CHECK(vec[3] == 6);
CHECK(vec[4] == 5);
CHECK(vec[5] == 15);
CHECK(vec[6] == 5);
vec.removeOne(3);
REQUIRE(vec.size() == 7);
CHECK(vec[0] == 6);
CHECK(vec[1] == 9);
CHECK(vec[2] == 6);
CHECK(vec[3] == 6);
CHECK(vec[4] == 5);
CHECK(vec[5] == 15);
CHECK(vec[6] == 5);
vec.removeOneIf([](const int &el) { return (el % 3) == 0; });
REQUIRE(vec.size() == 6);
CHECK(vec[0] == 9);
CHECK(vec[1] == 6);
CHECK(vec[2] == 6);
CHECK(vec[3] == 5);
CHECK(vec[4] == 15);
CHECK(vec[5] == 5);
vec.removeIf([](const int &el) { return (el % 3) == 0; });
REQUIRE(vec.size() == 2);
CHECK(vec[0] == 5);
CHECK(vec[1] == 5);
}
template <typename inner>
static void TestBasic()
{
rdcarray<inner> test;
const rdcarray<inner> &constTest = test;
CHECK(test.size() == 0);
CHECK(test.capacity() == 0);
CHECK(test.empty());
CHECK(test.isEmpty());
CHECK(test.begin() == test.end());
CHECK(constTest.size() == 0);
CHECK(constTest.capacity() == 0);
CHECK(constTest.empty());
CHECK(constTest.isEmpty());
CHECK(constTest.begin() == constTest.end());
test.clear();
CHECK(test.size() == 0);
CHECK(test.capacity() == 0);
CHECK(test.empty());
CHECK(test.isEmpty());
CHECK(test.begin() == test.end());
test.push_back(5);
CHECK(test.size() == 1);
CHECK(test.capacity() >= 1);
CHECK_FALSE(test.empty());
CHECK_FALSE(test.isEmpty());
CHECK(test.begin() != test.end());
CHECK(test.begin() + 1 == test.end());
test.push_back(10);
CHECK(test.front() == 5);
CHECK(test.back() == 10);
CHECK(test.size() == 2);
CHECK(test.capacity() >= 2);
CHECK_FALSE(test.empty());
CHECK_FALSE(test.isEmpty());
CHECK(test.begin() + 2 == test.end());
CHECK(constTest.front() == 5);
CHECK(constTest.back() == 10);
CHECK(constTest.size() == 2);
CHECK(constTest.capacity() >= 2);
CHECK_FALSE(constTest.empty());
CHECK_FALSE(constTest.isEmpty());
CHECK(constTest.begin() + 2 == constTest.end());
int sum = 0;
for(int x : test)
sum += x;
CHECK(sum == 15);
test.clear();
CHECK(test.size() == 0);
CHECK(test.capacity() >= 2);
CHECK(test.empty());
CHECK(test.isEmpty());
CHECK(test.begin() == test.end());
test = {4, 1, 77, 6, 0, 8, 20, 934};
CHECK(test.size() == 8);
CHECK(test.capacity() >= 8);
CHECK_FALSE(test.empty());
CHECK_FALSE(test.isEmpty());
CHECK(test.begin() + 8 == test.end());
sum = 0;
for(int x : test)
sum += x;
CHECK(sum == 1050);
CHECK(test[2] == 77);
test[2] = 10;
CHECK(test[2] == 10);
test.reserve(100);
CHECK(test.size() == 8);
CHECK(test.capacity() >= 100);
CHECK_FALSE(test.empty());
CHECK_FALSE(test.isEmpty());
CHECK(test.begin() + 8 == test.end());
int x = test.takeAt(2);
CHECK(test.size() == 7);
CHECK(x == 10);
CHECK(test[2] == 6);
}
static int32_t constructor = 0;
static int32_t moveConstructor = 0;
static int32_t valueConstructor = 0;
static int32_t copyConstructor = 0;
static int32_t destructor = 0;
static int32_t movedDestructor = 0;
static int32_t copyAssignment = 0;
static int32_t moveAssignment = 0;
struct NonTrivial
{
NonTrivial() {}
NonTrivial(int v) : val(v) {}
~NonTrivial()
{
// check for double deletion or out of bounds deletion
for(size_t i = 0; i < ARRAY_COUNT(validMarker); i++)
{
CHECK(validMarker[i] == 1234567);
validMarker[i] = 7654321;
}
}
int val = 6;
operator int() const { return val; }
bool operator==(const int o) const { return val == o; }
bool operator==(const NonTrivial &o) const { return val == o.val; }
bool operator<(const NonTrivial &o) const { return val > o.val; }
private:
int validMarker[4] = {1234567, 1234567, 1234567, 1234567};
};
template <>
rdcstr DoStringise(const NonTrivial &el)
{
return "NonTrivial{" + DoStringise(el.val) + "}";
}
struct MoveTrasher : public NonTrivial
{
MoveTrasher() {}
MoveTrasher(int v) : NonTrivial(v) {}
MoveTrasher(const MoveTrasher &v) : NonTrivial(v) { val = v.val; }
MoveTrasher(MoveTrasher &&v)
{
// trash on move
val = v.val;
v.val = -111111;
}
MoveTrasher &operator=(const MoveTrasher &v)
{
val = v.val;
return *this;
}
};
template <>
rdcstr DoStringise(const MoveTrasher &el)
{
return "MoveTrasher{" + DoStringise(el.val) + "}";
}
struct ConstructorCounter
{
int value;
ConstructorCounter()
{
value = 0;
Atomic::Inc32(&constructor);
}
ConstructorCounter(int v)
{
value = v;
Atomic::Inc32(&valueConstructor);
}
ConstructorCounter(const ConstructorCounter &other)
{
value = other.value;
Atomic::Inc32(©Constructor);
}
ConstructorCounter(ConstructorCounter &&other)
{
value = other.value;
other.value = -9999;
Atomic::Inc32(&moveConstructor);
}
ConstructorCounter &operator=(const ConstructorCounter &other)
{
value = other.value;
Atomic::Inc32(©Assignment);
return *this;
}
ConstructorCounter &operator=(ConstructorCounter &&other)
{
value = other.value;
other.value = -9999;
Atomic::Inc32(&moveAssignment);
return *this;
}
~ConstructorCounter()
{
Atomic::Inc32(&destructor);
if(value == -9999)
Atomic::Inc32(&movedDestructor);
value = -1234;
}
bool operator==(const ConstructorCounter &other) { return value == other.value; }
};
TEST_CASE("Test array type", "[basictypes]")
{
// reset globals
constructor = 0;
moveConstructor = 0;
valueConstructor = 0;
copyConstructor = 0;
destructor = 0;
movedDestructor = 0;
SECTION("Basic test - int")
{
TestBasic<int>();
}
SECTION("Basic test - NonTrivial")
{
TestBasic<NonTrivial>();
}
SECTION("Basic test - MoveTrasher")
{
TestBasic<MoveTrasher>();
}
SECTION("insert - int")
{
TestInsert<int>();
}
SECTION("insert - NonTrivial")
{
TestInsert<NonTrivial>();
}
SECTION("insert - MoveTrasher")
{
TestInsert<MoveTrasher>();
}
SECTION("erase - int")
{
TestErase<int>();
}
SECTION("erase - NonTrivial")
{
TestErase<NonTrivial>();
}
SECTION("erase - MoveTrasher")
{
TestErase<MoveTrasher>();
}
SECTION("removeOne / removeOneIf / removeIf- int")
{
TestRemove<int>();
}
SECTION("removeOne / removeOneIf / removeIf- NonTrivial")
{
TestRemove<NonTrivial>();
}
SECTION("removeOne / removeOneIf / removeIf- MoveTrasher")
{
TestErase<MoveTrasher>();
}
SECTION("Test constructing/assigning from other types")
{
rdcarray<int> test;
SECTION("std::initializer_list")
{
test = {2, 3, 4, 5};
REQUIRE(test.size() == 4);
CHECK(test[0] == 2);
CHECK(test[1] == 3);
CHECK(test[2] == 4);
CHECK(test[3] == 5);
rdcarray<int> cc({2, 3, 4, 5});
REQUIRE(cc.size() == 4);
CHECK(cc[0] == 2);
CHECK(cc[1] == 3);
CHECK(cc[2] == 4);
CHECK(cc[3] == 5);
rdcarray<int> ass;
ass.assign({2, 3, 4, 5});
REQUIRE(ass.size() == 4);
CHECK(ass[0] == 2);
CHECK(ass[1] == 3);
CHECK(ass[2] == 4);
CHECK(ass[3] == 5);
};
SECTION("other array")
{
rdcarray<int> vec = {2, 3, 4, 5};
test = vec;
REQUIRE(test.size() == 4);
CHECK(test[0] == 2);
CHECK(test[1] == 3);
CHECK(test[2] == 4);
CHECK(test[3] == 5);
rdcarray<int> cc(vec);
REQUIRE(cc.size() == 4);
CHECK(cc[0] == 2);
CHECK(cc[1] == 3);
CHECK(cc[2] == 4);
CHECK(cc[3] == 5);
rdcarray<int> ass;
ass.assign(vec);
REQUIRE(ass.size() == 4);
CHECK(ass[0] == 2);
CHECK(ass[1] == 3);
CHECK(ass[2] == 4);
CHECK(ass[3] == 5);
};
}
SECTION("resize_for_index")
{
rdcarray<int> test;
CHECK(test.empty());
test.resize_for_index(0);
CHECK(test.size() == 1);
CHECK(test.capacity() >= 1);
test.resize_for_index(5);
CHECK(test.size() == 6);
CHECK(test.capacity() >= 6);
test.resize_for_index(5);
CHECK(test.size() == 6);
CHECK(test.capacity() >= 6);
test.resize_for_index(3);
CHECK(test.size() == 6);
CHECK(test.capacity() >= 6);
test.resize_for_index(0);
CHECK(test.size() == 6);
CHECK(test.capacity() >= 6);
test.resize_for_index(9);
CHECK(test.size() == 10);
CHECK(test.capacity() >= 10);
}
SECTION("Comparison test with trivial type")
{
rdcarray<int> test;
rdcarray<int> test2;
test = {1, 2, 3, 4, 5, 6};
test2 = {1, 2, 3, 5, 6, 6};
CHECK(test < test2);
CHECK(test != test2);
CHECK_FALSE(test2 < test);
test2[3]--;
test2[4]--;
CHECK(test == test2);
test.pop_back();
// smaller arrays are considered less-than if all elements are equal
CHECK(test < test2);
CHECK_FALSE(test2 < test);
CHECK_FALSE(test == test2);
// if however one of the common prefix is greater, that's not true
test[0] += 10;
CHECK(test2 < test);
CHECK_FALSE(test < test2);
CHECK_FALSE(test == test2);
// ensure in the case of comparing different sized arrays we don't read off the end of one
rdcarray<int> emptyTest;
CHECK(emptyTest < test);
CHECK_FALSE(test < emptyTest);
CHECK_FALSE(test == test2);
};
SECTION("Comparison test with non-trivial type")
{
rdcarray<NonTrivial> test;
rdcarray<NonTrivial> test2;
test.push_back(NonTrivial(1));
test.push_back(NonTrivial(2));
test.push_back(NonTrivial(3));
test.push_back(NonTrivial(4));
test.push_back(NonTrivial(5));
test.push_back(NonTrivial(6));
test2.push_back(NonTrivial(1));
test2.push_back(NonTrivial(2));
test2.push_back(NonTrivial(3));
test2.push_back(NonTrivial(3));
test2.push_back(NonTrivial(4));
test2.push_back(NonTrivial(6));
// order is reversed because custom NonTrivial < is reversed
CHECK(test < test2);
CHECK(test != test2);
CHECK_FALSE(test2 < test);
test2[3].val++;
test2[4].val++;
CHECK(test == test2);
test.pop_back();
// smaller arrays are considered less-than if all elements are equal
CHECK(test < test2);
CHECK_FALSE(test2 < test);
CHECK_FALSE(test == test2);
// if however one of the common prefix is greater, that's not true
test[0].val -= 10;
CHECK(test2 < test);
CHECK_FALSE(test < test2);
CHECK_FALSE(test == test2);
// ensure in the case of comparing different sized arrays we don't read off the end of one
rdcarray<NonTrivial> emptyTest;
CHECK(emptyTest < test);
CHECK_FALSE(test < emptyTest);
CHECK_FALSE(test == test2);
}
SECTION("Check construction")
{
rdcarray<ConstructorCounter> test;
CHECK(constructor == 0);
CHECK(moveConstructor == 0);
CHECK(valueConstructor == 0);
CHECK(copyConstructor == 0);
CHECK(destructor == 0);
ConstructorCounter tmp;
tmp.value = 9;
test.push_back(tmp);
// 1 for the temporary
CHECK(constructor == 1);
// 1 for the element inside array
CHECK(copyConstructor == 1);
// previous values
CHECK(valueConstructor == 0);
CHECK(destructor == 0);
CHECK(test[0].value == 9);
CHECK(tmp.value == 9);
test.clear();
// destroyed item inside array
CHECK(destructor == 1);
// previous values
CHECK(constructor == 1);
CHECK(copyConstructor == 1);
CHECK(valueConstructor == 0);
CHECK(moveConstructor == 0);
test.push_back(ConstructorCounter(10));
CHECK(test[0].value == 10);
// for the temporary going into push_back
CHECK(valueConstructor == 1);
// for the temporary going out of scope
CHECK(destructor == 2);
// for the temporary being moved into the new element
CHECK(copyConstructor == 1);
CHECK(moveConstructor == 1);
// previous value
CHECK(constructor == 1);
test.reserve(1000);
// single element in test was moved to new backing storage
CHECK(destructor == 3);
CHECK(copyConstructor == 1);
CHECK(moveConstructor == 2);
// previous values
CHECK(valueConstructor == 1);
CHECK(constructor == 1);
test.resize(50);
// 49 default initialisations
CHECK(constructor == 50);
// previous values
CHECK(valueConstructor == 1);
CHECK(destructor == 3);
CHECK(copyConstructor == 1);
CHECK(moveConstructor == 2);
test.clear();
// 50 destructions
CHECK(destructor == 53);
// previous values
CHECK(constructor == 50);
CHECK(valueConstructor == 1);
CHECK(copyConstructor == 1);
CHECK(moveConstructor == 2);
// reset counters
constructor = 0;
valueConstructor = 0;
copyConstructor = 0;
destructor = 0;
moveConstructor = 0;
CHECK(constructor == 0);
CHECK(moveConstructor == 0);
CHECK(valueConstructor == 0);
CHECK(copyConstructor == 0);
CHECK(destructor == 0);
auto lambda = []() -> rdcarray<ConstructorCounter> {
rdcarray<ConstructorCounter> ret;
ConstructorCounter tmp(9);
ret.push_back(tmp);
return ret;
};
test = lambda();
// ensure that the value constructor was called only once within the lambda
CHECK(valueConstructor == 1);
// the copy constructor was called in push_back
CHECK(copyConstructor == 1);
// the destructor was called once for tmp
CHECK(destructor == 1);
// and no default construction or moves
CHECK(constructor == 0);
CHECK(moveConstructor == 0);
// check that the new value arrived
CHECK(test.back().value == 9);
// no assignments
CHECK(copyAssignment == 0);
CHECK(moveAssignment == 0);
};
SECTION("operations with empty array")
{
rdcarray<ConstructorCounter> test;
ConstructorCounter val;
test.append(test);
CHECK(test.empty());
test.insert(0, test);
CHECK(test.empty());
test.removeOne(val);
CHECK(test.empty());
test.assign(test.data(), test.size());
CHECK(test.empty());
CHECK(test.indexOf(val) == -1);
rdcarray<ConstructorCounter> test2(test);
CHECK(test.empty());
CHECK(test2.empty());
rdcarray<ConstructorCounter> test3;
test3 = test;
CHECK(test.empty());
CHECK(test3.empty());
CHECK(constructor == 1);
CHECK(moveConstructor == 0);
CHECK(valueConstructor == 0);
CHECK(copyConstructor == 0);
CHECK(destructor == 0);
};
SECTION("Inserting from array into itself")
{
constructor = 0;
valueConstructor = 0;
copyConstructor = 0;
destructor = 0;
rdcarray<ConstructorCounter> test;
// ensure no re-allocations due to size
test.reserve(100);
test.resize(5);
test[0].value = 10;
test[1].value = 20;
test[2].value = 30;
test[3].value = 40;
test[4].value = 50;
CHECK(constructor == 5);
CHECK(valueConstructor == 0);
CHECK(copyConstructor == 0);
CHECK(destructor == 0);
CHECK(test.capacity() == 100);
CHECK(test.size() == 5);
ConstructorCounter tmp;
tmp.value = 999;
// 5 constructed objects in the array, and tmp
CHECK(constructor == 6);
CHECK(valueConstructor == 0);
CHECK(copyConstructor == 0);
CHECK(destructor == 0);
// this should shift everything up, and copy-construct the element into place