f1087e81ec
git-subtree-dir: third_party/unordered_dense git-subtree-split: 231e48c9426bd21c273669e5fdcd042c146975cf
108 lines
2.7 KiB
C++
108 lines
2.7 KiB
C++
#include <ankerl/unordered_dense.h>
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#define ENABLE_LOG_LINE
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#include <app/doctest.h>
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#include <app/print.h>
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#if defined(ANKERL_UNORDERED_DENSE_PMR)
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// windows' vector has different allocation behavior, macos has linker errors
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# if __linux__
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namespace {
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// creates a map and moves it out
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template <typename Map>
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auto return_hello_world(ANKERL_UNORDERED_DENSE_PMR::memory_resource* resource) -> Map {
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Map map_default_resource(resource);
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map_default_resource[0] = "Hello";
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map_default_resource[1] = "World";
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return map_default_resource;
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}
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template <typename Map>
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auto doTest() {
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ANKERL_UNORDERED_DENSE_PMR::synchronized_pool_resource pool;
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{
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Map m(ANKERL_UNORDERED_DENSE_PMR::new_delete_resource());
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m = return_hello_world<Map>(&pool);
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REQUIRE(m.contains(0));
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}
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{
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Map m(ANKERL_UNORDERED_DENSE_PMR::new_delete_resource());
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m[0] = "foo";
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m = return_hello_world<Map>(&pool);
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REQUIRE(m[0] == "Hello");
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}
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{
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Map m(return_hello_world<Map>(&pool), ANKERL_UNORDERED_DENSE_PMR::new_delete_resource());
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REQUIRE(m.contains(0));
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}
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{
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Map a(ANKERL_UNORDERED_DENSE_PMR::new_delete_resource());
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a[0] = "hello";
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Map b(&pool);
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b[0] = "world";
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// looping here causes lots of memory held up
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// in the resources
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for (int i = 0; i < 100; ++i) {
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std::swap(a, b);
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REQUIRE(b[0] == "hello");
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REQUIRE(a[0] == "world");
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std::swap(a, b);
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REQUIRE(a[0] == "hello");
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REQUIRE(b[0] == "world");
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}
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}
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{
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Map a(ANKERL_UNORDERED_DENSE_PMR::new_delete_resource());
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a[0] = "hello";
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Map b(&pool);
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b[0] = "world";
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// looping here causes lots of memory held up
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// in the resources
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for (int i = 0; i < 100; ++i) {
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std::swap(a, b);
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REQUIRE(b[0] == "hello");
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REQUIRE(a[0] == "world");
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std::swap(a, b);
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REQUIRE(a[0] == "hello");
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REQUIRE(b[0] == "world");
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}
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}
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{
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Map a(&pool);
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a[0] = "world";
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Map tmp(ANKERL_UNORDERED_DENSE_PMR::new_delete_resource());
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tmp[0] = "nope";
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tmp = std::move(a);
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REQUIRE(tmp[0] == "world");
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REQUIRE(a.empty());
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a[0] = "hey";
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REQUIRE(a.size() == 1);
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REQUIRE(a[0] == "hey");
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}
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}
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TEST_CASE("move_with_allocators") {
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doTest<ankerl::unordered_dense::pmr::map<int, std::string>>();
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}
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TEST_CASE("move_with_allocators_segmented") {
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doTest<ankerl::unordered_dense::pmr::segmented_map<int, std::string>>();
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}
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} // namespace
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# endif
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#endif |