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#include <stdio.h>
#include "pinyin.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));
  printf("%d\n", *p);
  printf("%d\n", chunk->capacity());

  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());
  printf("%d\n", chunk->capacity());

  p = (int *)chunk->begin();
  short * p2 =(short *)(((char *) (chunk->begin())) + sizeof(int));
  printf("%d\t%d\n", *p, *p2);

  chunk->set_content(sizeof(int) + sizeof(short), &t, sizeof(short));
  
  assert( sizeof(int) + (sizeof(short) << 1) == chunk->size());
  printf("%d\n", chunk->capacity());
  p = (int *)chunk->begin();
  p2 =(short *)(((char *) (chunk->begin())) + sizeof(int));
  printf("%d\t%d\t%d\n", *p, *p2, *(p2 + 1));

  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;
  printf("%d\t%d\t%d\t%d\n", *p, *p2, *(p2 + 1), *(p2+2));

  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();
  printf("%d\t%d\t%d\n", *p3, *(p3+1), *(p3+2));
	
  chunk->remove_content(sizeof(int), sizeof(int));
  printf("%d\t%d\n", *p3, *(p3+1));

  int tmp;
  assert(chunk->get_content(sizeof(int), &tmp, sizeof(int)));
  printf("%d\n", tmp);

  //clean up chunk
  delete chunk;

  const char * filename =  "/tmp/version";
  const char * version = "0.2.0";

  //testing version check.
  chunk =  new MemoryChunk;
  bool retval = chunk->load(filename);
  if ( !retval ){
      fprintf(stderr, "can't find chunk\n");
  }else if ( memcmp(version, chunk->begin(), strlen(version) + 1) == 0){
          printf("match\n");
  }

  chunk->set_content(0, version, strlen(version) + 1);
  chunk->save(filename);

  retval = chunk->load(filename);
  if ( !retval ){
      fprintf(stderr, "can't find chunk\n");
  } else if ( memcmp(version, chunk->begin(), strlen(version) + 1) == 0){
      printf("match\n");
  }

  return 0;
}