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#include <stdio.h>
#include <iostream>
#include "memory_chunk.h"
// Test Memory Chunk Functionality
int main(int argc, char * argv[]){
MemoryChunk* chunk;
chunk = new MemoryChunk();
int i = 12;
chunk->set_content(0, &i, sizeof(int));
int * p = (int *)chunk->begin();
assert(chunk->size() == sizeof(int));
std::cout<<*p<<std::endl;
std::cout<<chunk->capacity()<<std::endl;
p = & i;
chunk->set_chunk(p, sizeof(int), NULL);
short t = 5;
chunk->set_content(sizeof(int), &t, sizeof(short));
assert( sizeof(int) + sizeof(short) == chunk->size());
std::cout<<chunk->capacity()<<std::endl;
p = (int *)chunk->begin();
short * p2 =(short *)(((char *) (chunk->begin())) + sizeof(int));
std::cout<<*p<<'\t'<<*p2<<std::endl;
chunk->set_content(sizeof(int) + sizeof(short), &t, sizeof(short));
assert( sizeof(int) + (sizeof(short) << 1) == chunk->size());
std::cout<<chunk->capacity()<<std::endl;
p = (int *)chunk->begin();
p2 =(short *)(((char *) (chunk->begin())) + sizeof(int));
std::cout<<*p<<'\t'<<*p2<<'\t'<<*(p2 + 1)<<std::endl;
chunk->set_size(sizeof(int) + sizeof(short) *3);
p = (int *)chunk->begin();
p2 =(short *)(((char *) (chunk->begin())) + sizeof(int));
chunk->set_content(0, &i, sizeof(int));
*(p2+2) = 3;
std::cout<<*p<<'\t'<<*p2<<'\t'<<*(p2 + 1)<<'\t'<<*(p2+2)<<std::endl;
int m = 10;
chunk->set_chunk(&m, sizeof(int), NULL);
int n = 12;
chunk->insert_content(sizeof(int), &n, sizeof(int));
n = 11;
chunk->insert_content(sizeof(int), &n, sizeof(int));
int * p3 = (int *)chunk->begin();
std::cout<<*p3<<'\t'<<*(p3+1)<<'\t'<<*(p3+2)<<std::endl;
chunk->remove_content(sizeof(int), sizeof(int));
std::cout<<*p3<<'\t'<<*(p3+1)<<std::endl;
int tmp;
assert(chunk->get_content(sizeof(int), &tmp, sizeof(int)));
std::cout<<tmp<<std::endl;
delete chunk;
const char * filename = "/tmp/version";
const char * version = "0.2.0";
chunk = new MemoryChunk;
bool retval = chunk->load(filename);
if ( !retval ){
std::cerr<<"can't find chunk"<<std::endl;
}else{
if ( memcmp(version, chunk->begin(), strlen(version) + 1) == 0){
std::cout<<"match"<<std::endl;
}
}
chunk->set_content(0, version, strlen(version) + 1);
chunk->save(filename);
retval = chunk->load(filename);
if ( !retval ){
std::cerr<<"can't find chunk"<<std::endl;
}
if ( memcmp(version, chunk->begin(), strlen(version) + 1) == 0){
std::cout<<"match"<<std::endl;
}
return 0;
}
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