f1087e81ec
git-subtree-dir: third_party/unordered_dense git-subtree-split: 231e48c9426bd21c273669e5fdcd042c146975cf
60 lines
1.8 KiB
C++
60 lines
1.8 KiB
C++
#include <ankerl/unordered_dense.h>
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#include <app/doctest.h>
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#include <cstddef> // for size_t
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#include <memory> // for operator!=, unique_ptr, make_unique
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#include <utility> // for move, pair
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#include <vector> // for vector
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TYPE_TO_STRING_MAP(size_t, std::unique_ptr<int>);
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TEST_CASE_MAP("unique_ptr", size_t, std::unique_ptr<int>) {
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map_t m;
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REQUIRE(m.end() == m.find(123));
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REQUIRE(m.end() == m.begin());
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m[static_cast<size_t>(32)] = std::make_unique<int>(123);
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REQUIRE(m.end() != m.begin());
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REQUIRE(m.end() == m.find(123));
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REQUIRE(m.end() != m.find(32));
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for (auto const& kv : m) {
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REQUIRE(kv.first == 32);
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REQUIRE(kv.second != nullptr);
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REQUIRE(*kv.second == 123);
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}
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m = map_t();
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REQUIRE(m.end() == m.begin());
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REQUIRE(m.end() == m.find(123));
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REQUIRE(m.end() == m.find(32));
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map_t empty;
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map_t m3(std::move(empty));
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REQUIRE(m3.end() == m3.begin());
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REQUIRE(m3.end() == m3.find(123));
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REQUIRE(m3.end() == m3.find(32));
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m3[static_cast<size_t>(32)];
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REQUIRE(m3.end() != m3.begin());
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REQUIRE(m3.end() == m3.find(123));
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REQUIRE(m3.end() != m3.find(32));
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empty = map_t{};
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map_t m4(std::move(empty));
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REQUIRE(m4.count(123) == 0);
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REQUIRE(m4.end() == m4.begin());
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REQUIRE(m4.end() == m4.find(123));
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REQUIRE(m4.end() == m4.find(32));
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}
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TEST_CASE_MAP("unique_ptr_fill", size_t, std::unique_ptr<int>) {
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map_t m;
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for (int i = 0; i < 1000; ++i) {
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// m.emplace(i % 500, std::make_unique<int>(i));
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m.emplace(static_cast<size_t>(i), new int(i)); // NOLINT(cppcoreguidelines-owning-memory)
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// element is still constructed, so there's no memory leak here.
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// Boost 1.80 behaves differently
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m.emplace(static_cast<size_t>(i), new int(i)); // NOLINT(cppcoreguidelines-owning-memory)
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}
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}
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