86 lines
3.3 KiB
C++
86 lines
3.3 KiB
C++
#include <Nazara/Core/Uuid.hpp>
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#include <catch2/catch_approx.hpp>
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#include <catch2/catch_test_macros.hpp>
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#include <regex>
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#include <set>
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#include <unordered_set>
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SCENARIO("Uuid", "[CORE][UUID]")
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{
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WHEN("Parsing UUID")
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{
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CHECK(Nz::Uuid::FromString("00000000-0000-0000-0000-000000000000") == Nz::Uuid());
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CHECK(Nz::Uuid::FromString("1b0e29af-fd4a-43e0-ba4c-e9334183b1f1") == Nz::Uuid({ 0x1B, 0x0E, 0x29, 0xAF, 0xFD, 0x4A, 0x43, 0xE0, 0xBA, 0x4C, 0xE9, 0x33, 0x41, 0x83, 0xB1, 0xF1 }));
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// Testing some invalid cases
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CHECK(Nz::Uuid::FromString("Nazara Engine") == Nz::Uuid());
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CHECK(Nz::Uuid::FromString("1b0e29af_fd4a_43e0_ba4c_e9334183b1f1") == Nz::Uuid());
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CHECK(Nz::Uuid::FromString("1b0e29af-fd4a_43e0_ba4c_e93341-3b1f1") == Nz::Uuid());
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CHECK(Nz::Uuid::FromString("Zb0e29af-fd4a-43e0-ba4c-e9334183b1f1") == Nz::Uuid());
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CHECK(Nz::Uuid::FromString("1b0e29a\t-fd4a-43e0-ba4c-e9334183b1f1") == Nz::Uuid());
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CHECK(Nz::Uuid::FromString("1b0e29af-fd4\v-43e0-ba4c-e9334183b1f1") == Nz::Uuid());
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CHECK(Nz::Uuid::FromString("1b0e29af-fd4a-\r3e0-ba4c-e9334183b1f1") == Nz::Uuid());
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CHECK(Nz::Uuid::FromString("1b0e29af-fd4a-43e\n-ba4c-e9334183b1f1") == Nz::Uuid());
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CHECK(Nz::Uuid::FromString("1b0e29af-fd4a-43e0-\0a4c-e9334183b1f1") == Nz::Uuid());
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CHECK(Nz::Uuid::FromString("1b0e29af-fd4a-43e0-ba4\n-e9334183b1f1") == Nz::Uuid());
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CHECK(Nz::Uuid::FromString("1b0e29af-fd4a-43e0-ba4c-g9334183b1f1") == Nz::Uuid());
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CHECK(Nz::Uuid::FromString("1b0e29af-fd4a-43e0-ba4c-e9334183b1fG") == Nz::Uuid());
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CHECK(Nz::Uuid::FromString("1b0e29af-HELL-OWOR-LDDD-e9334183b1f1") == Nz::Uuid());
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}
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WHEN("Generating a null UUID")
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{
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Nz::Uuid nullUuid;
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CHECK(nullUuid.IsNull());
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CHECK(nullUuid.ToArray() == std::array<Nz::UInt8, 16>{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0});
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CHECK(nullUuid.ToString() == "00000000-0000-0000-0000-000000000000");
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CHECK(nullUuid.ToStringArray() == std::array<char, 37>{"00000000-0000-0000-0000-000000000000"});
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CHECK(nullUuid == Nz::Uuid{});
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CHECK(nullUuid >= Nz::Uuid{});
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CHECK(nullUuid <= Nz::Uuid{});
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CHECK_FALSE(nullUuid > Nz::Uuid{});
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CHECK_FALSE(nullUuid < Nz::Uuid{});
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CHECK(nullUuid != Nz::Uuid::Generate());
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CHECK(Nz::Uuid::FromString(nullUuid.ToString()) == nullUuid);
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}
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WHEN("Generating a UUID")
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{
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// https://stackoverflow.com/questions/136505/searching-for-uuids-in-text-with-regex
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std::regex uuidRegex(R"(^\b[0-9a-f]{8}\b-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-\b[0-9a-f]{12}\b$)");
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Nz::Uuid uuid = Nz::Uuid::Generate();
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INFO(uuid);
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CHECK_FALSE(uuid.IsNull());
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CHECK(std::regex_match(uuid.ToString(), uuidRegex));
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CHECK(uuid == uuid);
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CHECK(uuid == Nz::Uuid{uuid.ToArray()});
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CHECK(uuid >= uuid);
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CHECK(uuid <= uuid);
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CHECK_FALSE(uuid > uuid);
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CHECK_FALSE(uuid < uuid);
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CHECK(Nz::Uuid::FromString(uuid.ToString()) == uuid);
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}
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WHEN("Generating multiple UUID, they are unique")
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{
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std::set<Nz::Uuid> uuidSet;
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std::unordered_set<Nz::Uuid> uuidUnorderedset;
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auto InsertUniqueUuid = [](auto& container, const Nz::Uuid& uuid)
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{
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auto it = container.find(uuid);
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REQUIRE(it == container.end());
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container.insert(uuid);
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};
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for (std::size_t i = 0; i < 1'000; ++i)
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{
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auto uuid = Nz::Uuid::Generate();
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InsertUniqueUuid(uuidSet, uuid);
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InsertUniqueUuid(uuidUnorderedset, uuid);
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}
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}
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}
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