// Copyright (c) 2020 by Chrono
//
// sudo apt-get install protobuf-compiler
// sudo apt-get install libprotobuf-dev
// sudo apt-get install libprotoc-dev
//
// protoc --cpp_out=. sample.proto
//
// g++ protobuf.cpp -std=c++11 -lprotobuf -o a.out;./a.out
// g++ protobuf.cpp -std=c++14 -lprotobuf -o a.out;./a.out
#include
#include
#include
// just for convient
//#include "sample.pb.h"
#include "sample.pb.cc"
using namespace std;
void case1()
{
using vendor_t = sample::Vendor;
vendor_t v;
assert(!v.IsInitialized());
v.set_id(1);
v.set_name("sony");
v.set_valid(true);
assert(v.IsInitialized());
assert(v.has_id() && v.id() == 1);
assert(v.has_name() && v.name() == "sony");
assert(v.has_valid() && v.valid());
cout << v.DebugString() << endl;
string enc;
v.SerializeToString(&enc);
vendor_t v2;
assert(!v2.IsInitialized());
v2.ParseFromString(enc);
assert(v.id() == v2.id());
}
void case2()
{
auto alloc_vendor = []()
{
return new sample::Vendor;
};
auto v = alloc_vendor();
v->set_id(1);
v->set_name("sony");
v->set_valid(true);
assert(v->IsInitialized());
using product_t = sample::Product;
product_t p;
p.set_id(1);
p.set_name("walkman");
assert(p.tag_size() == 0);
p.add_tag("fashion");
p.add_tag("type_record");
assert(!p.has_vendor());
p.set_allocated_vendor(v);
}
int main()
{
//GOOGLE_PROTOBUF_VERIFY_VERSION;
case1();
case2();
cout << "protobuf demo" << endl;
}