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Our friendly GCC does not consider std::pair<int, int> trivially

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copiable either, while everybody else does. Shame on GCC.
This commit is contained in:
Vojtech Bubnik 2021-07-09 14:05:30 +02:00
parent d8a0b11157
commit 3a9857e493
1 changed files with 46 additions and 40 deletions
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86
tests/libslic3r/test_mutable_priority_queue.cpp
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@ -54,12 +54,18 @@ TEST_CASE("Skip addressing", "[MutableSkipHeapPriorityQueue]") {
}
}
struct ValueIndexPair
{
int value;
size_t idx = 0;
};
template<size_t block_size = 16>
static auto make_test_priority_queue()
{
return make_miniheap_mutable_priority_queue<std::pair<int, size_t>, block_size, false>(
[](std::pair<int, size_t> &v, size_t idx){ v.second = idx; },
[](std::pair<int, size_t> &l, std::pair<int, size_t> &r){ return l.first < r.first; });
return make_miniheap_mutable_priority_queue<ValueIndexPair, block_size, false>(
[](ValueIndexPair &v, size_t idx){ v.idx = idx; },
[](ValueIndexPair &l, ValueIndexPair &r){ return l.value < r.value; });
}
TEST_CASE("Mutable priority queue - basic tests", "[MutableSkipHeapPriorityQueue]") {
@ -70,18 +76,18 @@ TEST_CASE("Mutable priority queue - basic tests", "[MutableSkipHeapPriorityQueue
}
SECTION("an empty queue is not empty when one element is inserted") {
auto q = make_test_priority_queue();
q.push(std::make_pair(1, 0U));
q.push({ 1 });
REQUIRE(!q.empty());
REQUIRE(q.size() == 1);
}
SECTION("a queue with one element has it on top") {
auto q = make_test_priority_queue();
q.push(std::make_pair(8, 0U));
REQUIRE(q.top().first == 8);
q.push({ 8 });
REQUIRE(q.top().value == 8);
}
SECTION("a queue with one element becomes empty when popped") {
auto q = make_test_priority_queue();
q.push(std::make_pair(9, 0U));
q.push({ 9 });
q.pop();
REQUIRE(q.empty());
REQUIRE(q.size() == 0);
@ -89,22 +95,22 @@ TEST_CASE("Mutable priority queue - basic tests", "[MutableSkipHeapPriorityQueue
SECTION("insert sorted stays sorted") {
auto q = make_test_priority_queue();
for (auto i : { 1, 2, 3, 4, 5, 6, 7, 8 })
q.push(std::make_pair(i, 0U));
REQUIRE(q.top().first == 1);
q.push({ i });
REQUIRE(q.top().value == 1);
q.pop();
REQUIRE(q.top().first == 2);
REQUIRE(q.top().value == 2);
q.pop();
REQUIRE(q.top().first == 3);
REQUIRE(q.top().value == 3);
q.pop();
REQUIRE(q.top().first == 4);
REQUIRE(q.top().value == 4);
q.pop();
REQUIRE(q.top().first == 5);
REQUIRE(q.top().value == 5);
q.pop();
REQUIRE(q.top().first == 6);
REQUIRE(q.top().value == 6);
q.pop();
REQUIRE(q.top().first == 7);
REQUIRE(q.top().value == 7);
q.pop();
REQUIRE(q.top().first == 8);
REQUIRE(q.top().value == 8);
q.pop();
REQUIRE(q.empty());
}
@ -116,14 +122,14 @@ TEST_CASE("Mutable priority queue - basic tests", "[MutableSkipHeapPriorityQueue
int n[36000];
for (auto& i : n) {
i = dist(gen);
q.push(std::make_pair(i, 0U));
q.push({ i });
}
REQUIRE(!q.empty());
REQUIRE(q.size() == 36000);
std::sort(std::begin(n), std::end(n));
for (auto i : n) {
REQUIRE(q.top().first == i);
REQUIRE(q.top().value == i);
q.pop();
}
REQUIRE(q.empty());
@ -277,35 +283,35 @@ TEST_CASE("Mutable priority queue - reshedule first", "[MutableSkipHeapPriorityQ
}
SECTION("reschedule top of 2 elements to last") {
auto q = make_test_priority_queue<8>();
q.push(std::make_pair(1, 0U));
q.push(std::make_pair(2, 0U));
REQUIRE(q.top().first == 1);
q.push({ 1 });
q.push({ 2 });
REQUIRE(q.top().value == 1);
// Update the top element.
q.top().first = 3;
q.top().value = 3;
q.update(1);
REQUIRE(q.top().first == 2);
REQUIRE(q.top().value == 2);
}
SECTION("reschedule top of 3 elements left to 2nd") {
auto q = make_test_priority_queue<8>();
q.push(std::make_pair(1, 0U));
q.push(std::make_pair(2, 0U));
q.push(std::make_pair(4, 0U));
REQUIRE(q.top().first == 1);
q.push({ 1 });
q.push({ 2 });
q.push({ 4 });
REQUIRE(q.top().value == 1);
// Update the top element.
q.top().first = 3;
q.top().value = 3;
q.update(1);
REQUIRE(q.top().first == 2);
REQUIRE(q.top().value == 2);
}
SECTION("reschedule top of 3 elements right to 2nd") {
auto q = make_test_priority_queue<8>();
q.push(std::make_pair(1, 0U));
q.push(std::make_pair(4, 0U));
q.push(std::make_pair(2, 0U));
REQUIRE(q.top().first == 1);
q.push({ 1 });
q.push({ 4 });
q.push({ 2 });
REQUIRE(q.top().value == 1);
// Update the top element.
q.top().first = 3;
q.top().value = 3;
q.update(1);
REQUIRE(q.top().first == 2);
REQUIRE(q.top().value == 2);
}
SECTION("reschedule top random gives same resultas pop/push") {
std::random_device rd;
@ -317,16 +323,16 @@ TEST_CASE("Mutable priority queue - reshedule first", "[MutableSkipHeapPriorityQ
for (size_t outer = 0; outer < 100; ++ outer) {
int num = gen();
pq.push(std::make_pair(num, 0U));
stdq.push(num);
pq.push({ num });
stdq.push({ num });
for (size_t inner = 0; inner < 100; ++ inner) {
int newval = gen();
// Update the top element.
pq.top().first = newval;
pq.top().value = newval;
pq.update(1);
stdq.pop();
stdq.push(newval);
auto n = pq.top().first;
stdq.push({ newval });
auto n = pq.top().value;
auto sn = stdq.top();
REQUIRE(sn == n);
}