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/* Copyright (C) 2014 BMW Group
* Author: Juergen Gehring (juergen.gehring@bmw.de)
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/**
* @file Performance_Primitive
*/
#include <gtest/gtest.h>
#include "CommonAPI/CommonAPI.hpp"
#include "v1/commonapi/performance/primitive/TestInterfaceProxy.hpp"
#include "stub/PFPrimitiveStub.h"
#include "utils/StopWatch.h"
const std::string serviceId = "service-sample";
const std::string clientId = "client-sample";
const std::string domain = "local";
const std::string testAddress = "commonapi.performance.primitive.TestInterface";
const int tasync = 100000;
const int usecPerSecond = 1000000;
// Define the max. array size to test
const int maxPrimitiveArraySize = 1024*16;
// Define the loop count how often the commonAPI test function is called for calculating the mean time
const int loopCountPerPaylod = 1000;
using namespace v1_0::commonapi::performance::primitive;
class Environment: public ::testing::Environment {
public:
virtual ~Environment() {
}
virtual void SetUp() {
}
virtual void TearDown() {
}
};
class PFPrimitive: public ::testing::Test {
public:
void recvArray(const CommonAPI::CallStatus& callStatus, TestInterface::TestArray y) {
(void)y;
EXPECT_EQ(callStatus, CommonAPI::CallStatus::SUCCESS);
callCount_++;
if (callCount_ == loopCountPerPaylod) {
callCount_ = 0;
std::unique_lock<std::mutex> uniqueLock(synchLock_);
condVar_.notify_one();
}
}
protected:
void SetUp() {
runtime_ = CommonAPI::Runtime::get();
ASSERT_TRUE((bool)runtime_);
testStub_ = std::make_shared<PFPrimitiveStub>();
bool serviceRegistered = runtime_->registerService(domain, testAddress, testStub_, serviceId);
ASSERT_TRUE(serviceRegistered);
testProxy_ = runtime_->buildProxy<TestInterfaceProxy>(domain, testAddress, clientId);
ASSERT_TRUE((bool)testProxy_);
testProxy_->isAvailableBlocking();
ASSERT_TRUE(testProxy_->isAvailable());
callCount_ = 0;
}
void TearDown() {
bool unregistered = runtime_->unregisterService(domain, PFPrimitiveStub::StubInterface::getInterface(), testAddress);
ASSERT_TRUE(unregistered);
// wait that proxy is not available
int counter = 0; // counter for avoiding endless loop
while ( testProxy_->isAvailable() && counter < 10 ) {
usleep(100000);
counter++;
}
ASSERT_FALSE(testProxy_->isAvailable());
}
void printTestValues() {
// Get elapsed time, calculate mean time and print out!
StopWatch::usec_t methodCallTime = watch_.getTotalElapsedMicroseconds();
StopWatch::usec_t meanTime = (methodCallTime / loopCountPerPaylod);
StopWatch::usec_t perByteTime = StopWatch::usec_t(meanTime / arraySize_);
uint32_t callsPerSeconds = uint32_t(usecPerSecond / (methodCallTime / loopCountPerPaylod));
std::cout << "[MEASURING ] Size=" << std::setw(7) << std::setfill('.') << arraySize_
<< ", Mean-Time=" << std::setw(7) << std::setfill('.') << meanTime << "us"
<< ", per-Byte=" << std::setw(7) << std::setfill('.')
<< (perByteTime <= 0 ? ".....<1" : std::to_string(perByteTime)) << "us"
<< ", calls/s=" << std::setw(7) << std::setfill('.') << callsPerSeconds
<< std::endl;
}
std::string configFileName_;
std::shared_ptr<CommonAPI::Runtime> runtime_;
std::shared_ptr<TestInterfaceProxy<>> testProxy_;
std::shared_ptr<TestInterfaceStub> testStub_;
StopWatch watch_;
std::mutex synchLock_;
std::condition_variable condVar_;
uint32_t callCount_;
std::function<void (const CommonAPI::CallStatus&, TestInterface::TestArray)> myCallback_;
uint32_t arraySize_ = 1;
};
/**
* @test Test synchronous ping pong function call
* - primitive array is array of UInt_8
* - The stub just set the in array to the out array
* - CallStatus and array content will be used to verify the sync call has succeeded
* - Using double payload every cycle, starting with 1 end with maxPrimitiveArraySize
* - Doing primitiveLoopSize loops to build the mean time
*/
TEST_F(PFPrimitive, Ping_Pong_Primitive_Synchronous) {
CommonAPI::CallStatus callStatus;
watch_.reset();
// Loop until maxPrimitiveArraySize
while (arraySize_ <= maxPrimitiveArraySize) {
// Create in-array with actual arraySize
TestInterface::TestArray in(arraySize_);
// Call commonAPI method loopCountPerPaylod times to calculate mean time
for (uint32_t i = 0; i < loopCountPerPaylod; ++i) {
// Create an empty out-array for every commonAPI function call
TestInterface::TestArray out;
// Call commonAPI function and measure time
watch_.start();
testProxy_->testMethod(in, callStatus, out);
watch_.stop();
// Check the call was successful & out array has same elements than in array
EXPECT_EQ(callStatus, CommonAPI::CallStatus::SUCCESS);
EXPECT_EQ(in, out);
}
// Printing results
printTestValues();
// Increase array size for next iteration
arraySize_ *= 2;
// Reset StopWatch for next iteration
watch_.reset();
}
}
/**
* @test Test asynchronous ping pong function call
* - primitive array is array of UInt_8
* - The stub just set (copies) the in array to the out array
* - Only the CallStatus will be used to verify the async call has succeeded
* - Using double payload every cycle, starting with 1 end with maxPrimitiveArraySize
* - Doing primitiveLoopSize loops to build the mean time
*/
TEST_F(PFPrimitive, Ping_Pong_Primitive_Asynchronous) {
myCallback_ = std::bind(&PFPrimitive::recvArray, this, std::placeholders::_1, std::placeholders::_2);
std::unique_lock<std::mutex> uniqueLock(synchLock_);
// Loop until maxPrimitiveArraySize
while (arraySize_ <= maxPrimitiveArraySize) {
watch_.reset();
// Initialize testData, call count stop watch for next iteration!
TestInterface::TestArray in(arraySize_);
#ifdef WIN32
// DBus under Windows is way to slow at the moment (about 10 times slower than linux), so without an increase in timeout, this test never succeeds.
// Only raising for WIN32, since linux should run with the default timeout without problems.
CommonAPI::CallInfo callInfo(60000);
#endif
watch_.start();
for (uint32_t i = 0; i < loopCountPerPaylod; ++i) {
#ifdef WIN32
testProxy_->testMethodAsync(in, myCallback_, &callInfo);
#else
testProxy_->testMethodAsync(in, myCallback_);
#endif
}
condVar_.wait(uniqueLock);
watch_.stop();
// Printing results
printTestValues();
// Increase array size for next iteration
arraySize_ *= 2;
}
}
int main(int argc, char** argv) {
::testing::InitGoogleTest(&argc, argv);
::testing::AddGlobalTestEnvironment(new Environment());
return RUN_ALL_TESTS();
}
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