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/*
* Copyright (C) 2020-2021 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#include "shared/source/utilities/perf_profiler.h"
#include "shared/test/common/test_macros/test.h"
#include "gtest/gtest.h"
#include <chrono>
#include <thread>
using namespace NEO;
TEST(PerfProfiler, WhenCreatingThenOnlyOneInstanceExists) {
PerfProfiler *ptr = PerfProfiler::create();
ASSERT_NE(nullptr, ptr);
EXPECT_EQ(1, PerfProfiler::getCurrentCounter());
PerfProfiler *ptr2 = PerfProfiler::create();
EXPECT_EQ(ptr, ptr2);
EXPECT_EQ(1, PerfProfiler::getCurrentCounter());
PerfProfiler::destroyAll();
EXPECT_EQ(0, PerfProfiler::getCurrentCounter());
EXPECT_EQ(nullptr, PerfProfiler::getObject(0));
}
TEST(PerfProfiler, WhenCreatingDestroyingCreatingThenStateMachineIsCorrect) {
// purpose of this test is multiple create and destroy, so check the state machine works correctly
EXPECT_EQ(0, PerfProfiler::getCurrentCounter());
PerfProfiler *ptr = PerfProfiler::create();
ASSERT_NE(nullptr, ptr);
EXPECT_EQ(1, PerfProfiler::getCurrentCounter());
EXPECT_EQ(ptr, PerfProfiler::getObject(0));
PerfProfiler::destroyAll();
EXPECT_EQ(0, PerfProfiler::getCurrentCounter());
EXPECT_EQ(nullptr, PerfProfiler::getObject(0));
PerfProfiler *ptr2 = PerfProfiler::create();
ASSERT_NE(nullptr, ptr2);
EXPECT_EQ(1, PerfProfiler::getCurrentCounter());
EXPECT_EQ(ptr2, PerfProfiler::getObject(0));
uint32_t systemId = 1;
const char *func = "createDestroyCreate()";
ptr2->apiEnter();
ptr2->systemEnter();
ptr2->systemLeave(systemId);
ptr2->apiLeave(func);
PerfProfiler::destroyAll();
EXPECT_EQ(0, PerfProfiler::getCurrentCounter());
EXPECT_EQ(nullptr, PerfProfiler::getObject(0));
}
TEST(PerfProfiler, WhenDestroyingAllThenAllObjectsAreDestroyed) {
struct PerfProfilerMock : PerfProfiler {
static void addNullObjects() {
PerfProfiler::objects[0] = nullptr;
PerfProfiler::counter = 1;
}
};
PerfProfiler::destroyAll(); // destroy 0 objects
EXPECT_EQ(0, PerfProfiler::getCurrentCounter());
PerfProfilerMock::addNullObjects(); // skip null objects
EXPECT_EQ(1, PerfProfiler::getCurrentCounter());
PerfProfiler::destroyAll(); //destroy no object although counter is incorrect
EXPECT_EQ(0, PerfProfiler::getCurrentCounter());
EXPECT_EQ(nullptr, PerfProfiler::getObject(0));
}
TEST(PerfProfiler, GivenPerfProfilerXmlVerifierWhenDumpingLogThenLogIsCorrect) {
std::unique_ptr<std::stringstream> logs = std::unique_ptr<std::stringstream>(new std::stringstream());
std::unique_ptr<std::stringstream> sysLogs = std::unique_ptr<std::stringstream>(new std::stringstream());
std::unique_ptr<PerfProfiler> ptr(new PerfProfiler(1, std::move(logs), std::move(sysLogs)));
ASSERT_NE(nullptr, ptr.get());
uint32_t systemId = 10;
const std::string func = "PerfProfilerXmlVerifier()";
ptr->apiEnter();
ptr->systemEnter();
ptr->systemLeave(systemId);
ptr->apiLeave(func.c_str());
{
std::stringstream logDump{static_cast<std::stringstream *>(ptr->getLogStream())->str()};
bool caughtException = false;
try {
long long startR = -1;
long long endR = -1;
long long spanR = -1;
unsigned long long totalSystemR = UINT64_MAX;
std::string functionR = "";
PerfProfiler::readAndVerify(logDump, "<report>\n");
PerfProfiler::LogBuilder::read(logDump, startR, endR, spanR, totalSystemR, functionR);
char c = 0;
logDump.read(&c, 1);
EXPECT_TRUE(logDump.eof());
EXPECT_EQ(func, functionR);
EXPECT_LE(0, startR);
EXPECT_LE(0, endR);
EXPECT_LE(startR, endR);
EXPECT_LE(0, spanR);
} catch (...) {
caughtException = true;
}
EXPECT_FALSE(caughtException);
}
{
std::stringstream sysLogDump{static_cast<std::stringstream *>(ptr->getSystemLogStream())->str()};
bool caughtException = false;
try {
long long startR = -1;
unsigned int funcId = 0;
unsigned long long totalSystemR = UINT64_MAX;
PerfProfiler::readAndVerify(sysLogDump, "<report>\n");
PerfProfiler::SysLogBuilder::read(sysLogDump, startR, totalSystemR, funcId);
char c = 0;
sysLogDump.read(&c, 1);
EXPECT_TRUE(sysLogDump.eof());
EXPECT_LE(0, startR);
EXPECT_EQ(systemId, funcId);
} catch (...) {
caughtException = true;
}
EXPECT_FALSE(caughtException);
}
}
TEST(PerfProfiler, GivenApiEnterLeaveWhenDumpingLogThenLogIsCorrect) {
PerfProfiler *ptr = PerfProfiler::create(false);
ASSERT_NE(nullptr, ptr);
EXPECT_EQ(1, PerfProfiler::getCurrentCounter());
const char *func = "ApiEnterLeave()";
ptr->apiEnter();
ptr->apiLeave(func);
{
bool caughtException = false;
try {
std::stringstream logDump{static_cast<std::stringstream *>(ptr->getLogStream())->str()};
std::string functionR = "";
long long startR = -1;
long long endR = -1;
long long spanR = -1;
unsigned long long totalSystemR = UINT64_MAX;
PerfProfiler::readAndVerify(logDump, "<report>\n");
PerfProfiler::LogBuilder::read(logDump, startR, endR, spanR, totalSystemR, functionR);
EXPECT_EQ(func, functionR);
} catch (...) {
caughtException = true;
}
EXPECT_FALSE(caughtException);
}
PerfProfiler::destroyAll();
EXPECT_EQ(0, PerfProfiler::getCurrentCounter());
}
TEST(PerfProfiler, GivenSystemEnterLeaveWhenDumpingLogThenLogIsCorrect) {
PerfProfiler *ptr = PerfProfiler::create(false);
ASSERT_NE(nullptr, ptr);
EXPECT_EQ(1, PerfProfiler::getCurrentCounter());
uint32_t systemId = 3;
ptr->systemEnter();
ptr->systemLeave(systemId);
{
std::string sysString = static_cast<std::stringstream *>(ptr->getSystemLogStream())->str();
std::stringstream sysLogDump{sysString};
bool caughtException = false;
try {
PerfProfiler::readAndVerify(sysLogDump, "<report>\n");
char c = 0;
sysLogDump.read(&c, 1);
EXPECT_TRUE(sysLogDump.eof());
} catch (...) {
caughtException = true;
}
EXPECT_FALSE(caughtException);
}
PerfProfiler::destroyAll();
EXPECT_EQ(0, PerfProfiler::getCurrentCounter());
}
TEST(PerfProfiler, GivenIncorrectInputWhenReadingAndVerifingThenExceptionIsThrown) {
std::string log = "someData";
std::stringstream in{log + log};
bool exceptionCaught = false;
try {
PerfProfiler::readAndVerify(in, "some");
EXPECT_FALSE(in.eof());
PerfProfiler::readAndVerify(in, "Data");
EXPECT_FALSE(in.eof());
PerfProfiler::readAndVerify(in, "some");
EXPECT_FALSE(in.eof());
PerfProfiler::readAndVerify(in, "Data");
} catch (const std::runtime_error &) {
exceptionCaught = true;
}
EXPECT_FALSE(exceptionCaught);
try {
PerfProfiler::readAndVerify(in, "anything");
} catch (const std::runtime_error &) {
exceptionCaught = true;
}
EXPECT_TRUE(exceptionCaught);
exceptionCaught = false;
std::stringstream in2{"someData"};
try {
PerfProfiler::readAndVerify(in2, "somXXata");
} catch (const std::runtime_error &) {
exceptionCaught = true;
}
EXPECT_TRUE(exceptionCaught);
exceptionCaught = false;
std::stringstream in3{"someData"};
try {
PerfProfiler::readAndVerify(in3, "someDataX");
} catch (const std::runtime_error &) {
exceptionCaught = true;
}
EXPECT_TRUE(exceptionCaught);
}
TEST(PerfProfiler, GivenLogBuilderWhenReadingAndWritingThenLogIsCorrect) {
std::stringstream out;
long long startW = 3, startR = 0;
long long endW = 5, endR = 0;
long long spanW = 7, spanR = 0;
unsigned long long totalSystemW = 11, totalSystemR = 0;
std::string functionW = {"someFunc"}, functionR;
PerfProfiler::LogBuilder::write(out, startW, endW, spanW, totalSystemW, functionW.c_str());
std::stringstream in(out.str());
PerfProfiler::LogBuilder::read(in, startR, endR, spanR, totalSystemR, functionR);
char end = 0;
in.read(&end, 1);
EXPECT_TRUE(in.eof());
EXPECT_EQ(startW, startR);
EXPECT_EQ(endW, endR);
EXPECT_EQ(spanW, spanR);
EXPECT_EQ(totalSystemW, totalSystemR);
EXPECT_EQ(functionW, functionR);
}
TEST(PerfProfiler, GivenLogWithBrokenFunctionNameWhenReadingLogThenExceptionIsThrown) {
std::stringstream in{"<api name=\"funcName"};
long long startR = 0;
long long endR = 0;
long long spanR = 0;
unsigned long long totalSystemR = 0;
std::string functionR;
bool exceptionCaught = false;
try {
PerfProfiler::LogBuilder::read(in, startR, endR, spanR, totalSystemR, functionR);
} catch (const std::runtime_error &) {
exceptionCaught = true;
}
EXPECT_TRUE(exceptionCaught);
}
TEST(PerfProfiler, GivenSysLogBuilderWhenReadingAndWritingThenLogIsCorrect) {
std::stringstream out;
long long startW = 3, startR = 0;
unsigned long long timeW = 7, timeR = 0;
unsigned int idW = 11, idR = 0;
PerfProfiler::SysLogBuilder::write(out, startW, timeW, idW);
std::stringstream in(out.str());
PerfProfiler::SysLogBuilder::read(in, startR, timeR, idR);
char end = 0;
in.read(&end, 1);
EXPECT_TRUE(in.eof());
EXPECT_EQ(startW, startR);
EXPECT_EQ(timeW, timeR);
EXPECT_EQ(idW, idR);
}
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