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#include <iostream>
#include <string>
#include <msgpack.hpp>
#include <sstream>
#include <memory>
using namespace msgpack;
class checker {
public:
template <typename T>
void check(const char* d, size_t len, T should) {
try {
std::cout << "----" << std::endl;
object o;
try {
o = unpack(d, len, m_zone);
} catch (std::runtime_error& e) {
std::cout << o << std::endl;
std::cout << "**" << e.what() << "**" << std::endl;
return;
}
std::cout << o << std::endl;
try {
std::stringstream s;
pack(s, should);
std::string str(s.str());
object ro = unpack(str.data(), str.size(), m_zone);
std::cout << ro << std::endl;
if(ro != o) { throw std::runtime_error("NOT MATCH"); }
} catch (std::runtime_error& e) {
std::cout << "** REUNPACK FAILED **" << std::endl;
std::cout << e.what() << std::endl;
} catch (...) {
std::cout << "** REUNPACK FAILED **" << std::endl;
std::cout << "unknown error" << std::endl;
}
} catch (...) { m_zone.clear(); throw; }
m_zone.clear();
}
private:
zone m_zone;
};
int main(void)
{
checker c;
#if 0
{ // SimpleValue
const char d[] = {
0x93, 0xc0, 0xc2, 0xc3,
};
c.check(d, sizeof(d),
type::make_tuple(
type::nil(), false, true
)
);
}
{ // Fixnum
const char d[] = {
0x92,
0x93, 0x00, 0x40, 0x7f,
0x93, 0xe0, 0xf0, 0xff,
};
c.check(d, sizeof(d),
type::make_tuple(
type::make_tuple(
0, 64, 127
),
type::make_tuple(
-32, -16, -1
)
)
);
}
{ // FixArray
const char d[] = {
0x92,
0x90,
0x91,
0x91, 0xc0,
};
std::vector<int> empty;
c.check(d, sizeof(d),
type::make_tuple(
empty,
type::make_tuple(
type::make_tuple(
type::nil()
)
)
)
);
}
{ // FixRaw
const char d[] = {
0x94,
0xa0,
0xa1, 'a',
0xa2, 'b', 'c',
0xa3, 'd', 'e', 'f',
};
c.check(d, sizeof(d),
type::make_tuple(
std::string(""),
std::string("a"),
std::string("bc"),
type::raw_ref("def", 3)
)
);
}
#endif
static const unsigned TASK_ARRAY = 1000;
static const unsigned TASK_REPEAT = 10;
std::vector<std::string> task;
// create task
{
static char traw[64];
memset(traw, 'a', sizeof(traw));
task.resize(TASK_ARRAY);
for(unsigned i=0; i < TASK_ARRAY; ++i) {
task[i] = std::string(traw, sizeof(traw));
}
}
std::stringstream stream;
// send message
{
for(unsigned i=0; i < TASK_REPEAT; ++i) {
pack(stream, task);
}
std::cout << "send " << stream.str().size() << " bytes" << std::endl;
}
ssize_t total_bytes = stream.str().size();
stream.seekg(0);
// reserive message
{
unsigned num_msg = 0;
static const size_t RESERVE_SIZE = 32;//*1024;
unpacker pac;
while(stream.good() && total_bytes > 0) {
// 1. reserve buffer
pac.reserve_buffer(RESERVE_SIZE);
// 2. read data to buffer() up to buffer_capacity() bytes
size_t sz = stream.readsome(
pac.buffer(),
pac.buffer_capacity());
total_bytes -= sz;
std::cout << "read " << sz << " bytes to capacity "
<< pac.buffer_capacity() << " bytes"
<< std::endl;
// 3. specify the number of bytes actually copied
pac.buffer_consumed(sz);
// 4. repeat execute() until it returns false
while( pac.execute() ) {
// 5.1. take out the parsed object
object o = pac.data();
// 5.2 release the zone
std::auto_ptr<zone> olife( pac.release_zone() );
// 5.3 re-initialize the unpacker */
pac.reset();
// do some with the o and olife
std::cout << "message parsed: " << o << std::endl;
++num_msg;
}
}
std::cout << "stream finished" << std::endl;
std::cout << num_msg << " messages reached" << std::endl;
}
return 0;
}
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