main.cpp

//
//  main.cpp
//  test
//
//  Created by AppleTree on 17/2/26.
//  Copyright © 2017年 AppleTree. All rights reserved.
//

#include <iostream>
#include <chrono>
#include <thread>
#include <time.h>
#include "alphakv.hpp"
USING_NS_HIVE;

inline int64 get_time_us(void){
	std::chrono::time_point<std::chrono::system_clock> p = std::chrono::system_clock::now();
	return (int64)std::chrono::duration_cast<std::chrono::microseconds>(p.time_since_epoch()).count();
}
inline int64 get_time_ms(void){
	std::chrono::time_point<std::chrono::system_clock> p = std::chrono::system_clock::now();
	return (int64)std::chrono::duration_cast<std::chrono::milliseconds>(p.time_since_epoch()).count();
}

int main(int argc, const char * argv[]) {
	// insert code here...
	std::cout << "Hello, World!\n";
	
	AlphaKV* pKey = new AlphaKV();
	int64 openT = get_time_us();
	bool result = pKey->openDB("mydb");
	int64 openE = get_time_us();
	fprintf(stderr, "open key cost time us = %lld\n", openE-openT);
	if(true == result){
		CharVector value;
		int64 s = get_time_us();
		fprintf(stderr, "s=%lld\n", s);
		int64 getFailedCount = 0;
		int64 setFailedCount = 0;
		char key[32] = {0};
		for(int64 i=100000;i>=0;--i){
			sprintf(key, "%08lld", i);
			result = pKey->set(key, 8, (char*)&i, sizeof(int64));
			if(false == result){
				++setFailedCount;
			}
			uint32 length;
			char* ptr = pKey->get(key, 8, &length);
			if(NULL == ptr){
				++getFailedCount;
			}
		}
		int64 e = get_time_us();
		fprintf(stderr, "Key e=%lld getFailedCount=%lld setFailedCount=%lld\n", e, getFailedCount, setFailedCount);
		fprintf(stderr, "Key cost us = %lld\n", e-s);
		
		std::string mykey = "welcome";
		std::string myvalue = "hello world!";
		result = pKey->set(mykey.c_str(), (uint32)mykey.length(), myvalue.c_str(), (uint32)myvalue.length());
		fprintf(stderr, "set result = %d\n", (int)result);
		uint32 myvaluelen;
		char* ptr = pKey->get(mykey.c_str(), (uint32)mykey.length(), &myvaluelen);
		if(NULL == ptr){
			fprintf(stderr, "get mykey failed = %s\n", mykey.c_str());
		}else{
			fprintf(stderr, "get myvalue length=%d data=%s\n", myvaluelen, ptr);
		}
		
	}
	std::chrono::milliseconds timespan(10*1000); // or whatever
	std::this_thread::sleep_for(timespan);
	
	delete pKey;
	
    return 0;
}