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#include <QtTest>
#include "calendar_generated.h"
#include "hawd/dataset.h"
#include "hawd/formatter.h"
#include "common/storage.h"
#include <iostream>
#include <fstream>
#include <QDebug>
#include <QString>
#include <QTime>
using namespace Calendar;
using namespace flatbuffers;
static QByteArray createEvent()
{
static const size_t attachmentSize = 1024*2; // 2KB
static uint8_t rawData[attachmentSize];
static FlatBufferBuilder fbb;
fbb.Clear();
{
uint8_t *rawDataPtr = Q_NULLPTR;
auto summary = fbb.CreateString("summary");
auto data = fbb.CreateUninitializedVector<uint8_t>(attachmentSize, &rawDataPtr);
//auto data = fbb.CreateVector(rawData, attachmentSize);
Calendar::EventBuilder eventBuilder(fbb);
eventBuilder.add_summary(summary);
eventBuilder.add_attachment(data);
auto eventLocation = eventBuilder.Finish();
Calendar::FinishEventBuffer(fbb, eventLocation);
memcpy((void*)rawDataPtr, rawData, attachmentSize);
}
return QByteArray::fromRawData(reinterpret_cast<const char *>(fbb.GetBufferPointer()), fbb.GetSize());
}
// static void readEvent(const std::string &data)
// {
// auto readEvent = GetEvent(data.c_str());
// std::cout << readEvent->summary()->c_str() << std::endl;
// }
class StorageBenchmark : public QObject
{
Q_OBJECT
private:
//This should point to a directory on disk and not a ramdisk (since we're measuring performance)
QString testDataPath;
QString dbName;
QString filePath;
const int count = 50000;
private Q_SLOTS:
void initTestCase()
{
testDataPath = "./testdb";
dbName = "test";
filePath = testDataPath + "buffer.fb";
}
void cleanupTestCase()
{
Akonadi2::Storage store(testDataPath, dbName);
store.removeFromDisk();
}
void testWriteRead_data()
{
QTest::addColumn<bool>("useDb");
QTest::addColumn<int>("count");
QTest::newRow("db, 50k") << true << count;
QTest::newRow("file, 50k") << false << count;
}
void testWriteRead()
{
QFETCH(bool, useDb);
QFETCH(int, count);
QScopedPointer<Akonadi2::Storage> store;
if (useDb) {
store.reset(new Akonadi2::Storage(testDataPath, dbName, Akonadi2::Storage::ReadWrite));
}
std::ofstream myfile;
myfile.open(filePath.toStdString());
const char *keyPrefix = "key";
QTime time;
time.start();
{
auto event = createEvent();
if (store) {
auto transaction = store->createTransaction(Akonadi2::Storage::ReadWrite);
for (int i = 0; i < count; i++) {
transaction.openDatabase().write(keyPrefix + QByteArray::number(i), event);
if ((i % 10000) == 0) {
transaction.commit();
transaction = store->createTransaction(Akonadi2::Storage::ReadWrite);
}
}
transaction.commit();
} else {
for (int i = 0; i < count; i++) {
myfile << event.toStdString();
}
myfile.close();
}
}
qreal writeDuration = time.restart();
qreal writeOpsPerMs = count / writeDuration;
qDebug() << "Writing took[ms]: " << writeDuration << "->" << writeOpsPerMs << "ops/ms";
{
if (store) {
auto transaction = store->createTransaction(Akonadi2::Storage::ReadOnly);
auto db = transaction.openDatabase();
for (int i = 0; i < count; i++) {
db.scan(keyPrefix + QByteArray::number(i), [](const QByteArray &key, const QByteArray &value) -> bool { return true; });
}
}
}
qreal readDuration = time.restart();
qreal readOpsPerMs = count / readDuration;
if (store) {
HAWD::Dataset dataset("storage_readwrite", m_hawdState);
HAWD::Dataset::Row row = dataset.row();
row.setValue("rows", count);
row.setValue("write", writeDuration);
row.setValue("writeOps", writeOpsPerMs);
row.setValue("read", readOpsPerMs);
row.setValue("readOps", readOpsPerMs);
dataset.insertRow(row);
HAWD::Formatter::print(dataset);
} else {
qDebug() << "File reading is not implemented.";
}
}
void testScan()
{
QScopedPointer<Akonadi2::Storage> store(new Akonadi2::Storage(testDataPath, dbName, Akonadi2::Storage::ReadOnly));
QBENCHMARK {
int hit = 0;
store->createTransaction(Akonadi2::Storage::ReadOnly).openDatabase().scan("", [&](const QByteArray &key, const QByteArray &value) -> bool {
if (key == "key10000") {
//qDebug() << "hit";
hit++;
}
return true;
});
QCOMPARE(hit, 1);
}
}
void testKeyLookup()
{
QScopedPointer<Akonadi2::Storage> store(new Akonadi2::Storage(testDataPath, dbName, Akonadi2::Storage::ReadOnly));
QBENCHMARK {
int hit = 0;
store->createTransaction(Akonadi2::Storage::ReadOnly).openDatabase().scan("key40000", [&](const QByteArray &key, const QByteArray &value) -> bool {
hit++;
return true;
});
QCOMPARE(hit, 1);
}
}
void testBufferCreation()
{
HAWD::Dataset dataset("buffer_creation", m_hawdState);
HAWD::Dataset::Row row = dataset.row();
QTime time;
time.start();
for (int i = 0; i < count; i++) {
auto event = createEvent();
}
qreal bufferDuration = time.restart();
qreal opsPerMs = count / bufferDuration;
row.setValue("numBuffers", count);
row.setValue("time", bufferDuration);
row.setValue("ops", opsPerMs);
dataset.insertRow(row);
HAWD::Formatter::print(dataset);
}
void testSizes()
{
Akonadi2::Storage store(testDataPath, dbName);
qDebug() << "Database size [kb]: " << store.diskUsage()/1024;
QFileInfo fileInfo(filePath);
qDebug() << "File size [kb]: " << fileInfo.size()/1024;
}
private:
HAWD::State m_hawdState;
};
QTEST_MAIN(StorageBenchmark)
#include "storagebenchmark.moc"
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