81 baris
3.2 KiB
C++
81 baris
3.2 KiB
C++
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// MIT License
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//
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// Copyright (c) 2023-2025 Advanced Micro Devices, Inc. All rights reserved.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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#include "lib/common/uuid_v7.hpp"
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#include "lib/common/utility.hpp"
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#include "lib/output/node_info.hpp"
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#include <fmt/format.h>
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#include <gtest/gtest.h>
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#include <cstddef>
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#include <cstdint>
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#include <sstream>
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#include <string>
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TEST(common, uuid_v7)
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{
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namespace common = ::rocprofiler::common;
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namespace tool = ::rocprofiler::tool;
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auto _node_data = tool::read_node_info();
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const auto& _mach_id = _node_data.machine_id;
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auto _this_pid = getpid();
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auto _this_ppid = getppid();
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auto _init_ns = common::timestamp_ns();
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auto _ticks = common::get_process_start_ticks_since_boot(_this_pid);
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auto get_uuid_v7 = [&_mach_id, &_this_pid, &_this_ppid, &_ticks](auto _timestamp_ns) {
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auto _seed = common::compute_system_seed(_mach_id, _this_pid, _this_ppid, _ticks);
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return common::generate_uuid_v7(_timestamp_ns, _seed);
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};
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auto reference_uuid_v7 = get_uuid_v7(_init_ns);
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// uuid v7 has millisecond precision
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std::this_thread::sleep_for(std::chrono::milliseconds{5});
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for(size_t i = 0; i < 1000; ++i)
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{
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auto varying_ns = common::timestamp_ns();
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auto varying_uuid_v7 = get_uuid_v7(varying_ns);
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EXPECT_NE(reference_uuid_v7, varying_uuid_v7)
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<< fmt::format("machine-id={}, pid={}, ppid={}, ticks={}, init_ns={}, varying_ns={}",
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_mach_id,
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_this_pid,
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_this_ppid,
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_ticks,
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_init_ns,
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varying_ns);
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// UUIDv7 is supposed to be lexicographically sortable
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EXPECT_LT(reference_uuid_v7, varying_uuid_v7)
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<< fmt::format("machine-id={}, pid={}, ppid={}, ticks={}, init_ns={}, varying_ns={}",
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_mach_id,
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_this_pid,
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_this_ppid,
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_ticks,
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_init_ns,
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varying_ns);
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}
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}
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