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//
// Copyright © 2019 Arm Ltd. All rights reserved.
// SPDX-License-Identifier: MIT
//
#include <armnn/Types.hpp>
#include <common/include/LabelsAndEventClasses.hpp>
#include <set>
#include <doctest/doctest.h>
#include <fmt/format.h>
#include <thread>
using namespace armnn::profiling;
TEST_SUITE("ProfilingGuidTests")
{
TEST_CASE("GuidTest")
{
ProfilingGuid guid0(0);
ProfilingGuid guid1(1);
ProfilingGuid guid2(1);
CHECK(guid0 != guid1);
CHECK(guid1 == guid2);
CHECK(guid0 < guid1);
CHECK(guid0 <= guid1);
CHECK(guid1 <= guid2);
CHECK(guid1 > guid0);
CHECK(guid1 >= guid0);
CHECK(guid1 >= guid2);
}
TEST_CASE("StaticGuidTest")
{
ProfilingStaticGuid guid0(0);
ProfilingStaticGuid guid1(1);
ProfilingStaticGuid guid2(1);
CHECK(guid0 != guid1);
CHECK(guid1 == guid2);
CHECK(guid0 < guid1);
CHECK(guid0 <= guid1);
CHECK(guid1 <= guid2);
CHECK(guid1 > guid0);
CHECK(guid1 >= guid0);
CHECK(guid1 >= guid2);
}
TEST_CASE("DynamicGuidTest")
{
ProfilingDynamicGuid guid0(0);
ProfilingDynamicGuid guid1(1);
ProfilingDynamicGuid guid2(1);
CHECK(guid0 != guid1);
CHECK(guid1 == guid2);
CHECK(guid0 < guid1);
CHECK(guid0 <= guid1);
CHECK(guid1 <= guid2);
CHECK(guid1 > guid0);
CHECK(guid1 >= guid0);
CHECK(guid1 >= guid2);
}
void CheckStaticGuid(uint64_t guid, uint64_t expectedGuid)
{
CHECK(guid == expectedGuid);
CHECK(guid >= MIN_STATIC_GUID);
}
void CheckDynamicGuid(uint64_t guid, uint64_t expectedGuid)
{
CHECK(guid == expectedGuid);
CHECK(guid < MIN_STATIC_GUID);
}
TEST_CASE("StaticGuidGeneratorCollisionTest")
{
ProfilingGuidGenerator generator;
std::set<uint64_t> guids;
for ( int i = 0; i < 100000; ++i )
{
std::stringstream ss;
ss << i;
std::string str = ss.str();
ProfilingStaticGuid guid = generator.GenerateStaticId(str.c_str());
if (guids.find(guid) != guids.end())
{
// If we're running on a 32bit system it is more likely to get a GUID clash over 1 million executions.
// We can generally detect this when the GUID turns out to be MIN_STATIC_GUID. Output a warning
// message rather than error in this case.
if (guid == ProfilingGuid(armnn::profiling::MIN_STATIC_GUID))
{
WARN("MIN_STATIC_GUID returned more than once from GenerateStaticId.");
}
else
{
FAIL(fmt::format("GUID collision occurred: {} -> {}", str, guid));
}
break;
}
guids.insert(guid);
}
}
TEST_CASE("StaticGuidGeneratorTest")
{
ProfilingGuidGenerator generator;
ProfilingStaticGuid staticGuid0 = generator.GenerateStaticId("name");
CheckStaticGuid(staticGuid0, LabelsAndEventClasses::NAME_GUID);
CHECK(staticGuid0 != generator.GenerateStaticId("Name"));
ProfilingStaticGuid staticGuid1 = generator.GenerateStaticId("type");
CheckStaticGuid(staticGuid1, LabelsAndEventClasses::TYPE_GUID);
CHECK(staticGuid1 != generator.GenerateStaticId("Type"));
ProfilingStaticGuid staticGuid2 = generator.GenerateStaticId("index");
CheckStaticGuid(staticGuid2, LabelsAndEventClasses::INDEX_GUID);
CHECK(staticGuid2 != generator.GenerateStaticId("Index"));
}
TEST_CASE("DynamicGuidGeneratorTest")
{
ProfilingGuidGenerator generator;
for (unsigned int i = 0; i < 100; ++i)
{
ProfilingDynamicGuid guid = generator.NextGuid();
CheckDynamicGuid(guid, i);
}
}
TEST_CASE("ProfilingGuidThreadTest")
{
ProfilingGuidGenerator profilingGuidGenerator;
auto guidGenerator = [&profilingGuidGenerator]()
{
for (int i = 0; i < 1000; ++i)
{
profilingGuidGenerator.NextGuid();
}
};
std::thread t1(guidGenerator);
std::thread t2(guidGenerator);
std::thread t3(guidGenerator);
t1.join();
t2.join();
t3.join();
uint64_t guid = profilingGuidGenerator.NextGuid();
CHECK(guid == 3000u);
}
}
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