view src/zlib-1.2.8/contrib/iostream3/test.cc @ 83:ae30d91d2ffe

Replace these with versions built using an older toolset (so as to avoid ABI compatibilities when linking on Ubuntu 14.04 for packaging purposes)
author Chris Cannam
date Fri, 07 Feb 2020 11:51:13 +0000
parents 5ea0608b923f
children
line wrap: on
line source
/*
 * Test program for gzifstream and gzofstream
 *
 * by Ludwig Schwardt <schwardt@sun.ac.za>
 * original version by Kevin Ruland <kevin@rodin.wustl.edu>
 */

#include "zfstream.h"
#include <iostream>      // for cout

int main() {

  gzofstream outf;
  gzifstream inf;
  char buf[80];

  outf.open("test1.txt.gz");
  outf << "The quick brown fox sidestepped the lazy canine\n"
       << 1.3 << "\nPlan " << 9 << std::endl;
  outf.close();
  std::cout << "Wrote the following message to 'test1.txt.gz' (check with zcat or zless):\n"
            << "The quick brown fox sidestepped the lazy canine\n"
            << 1.3 << "\nPlan " << 9 << std::endl;

  std::cout << "\nReading 'test1.txt.gz' (buffered) produces:\n";
  inf.open("test1.txt.gz");
  while (inf.getline(buf,80,'\n')) {
    std::cout << buf << "\t(" << inf.rdbuf()->in_avail() << " chars left in buffer)\n";
  }
  inf.close();

  outf.rdbuf()->pubsetbuf(0,0);
  outf.open("test2.txt.gz");
  outf << setcompression(Z_NO_COMPRESSION)
       << "The quick brown fox sidestepped the lazy canine\n"
       << 1.3 << "\nPlan " << 9 << std::endl;
  outf.close();
  std::cout << "\nWrote the same message to 'test2.txt.gz' in uncompressed form";

  std::cout << "\nReading 'test2.txt.gz' (unbuffered) produces:\n";
  inf.rdbuf()->pubsetbuf(0,0);
  inf.open("test2.txt.gz");
  while (inf.getline(buf,80,'\n')) {
    std::cout << buf << "\t(" << inf.rdbuf()->in_avail() << " chars left in buffer)\n";
  }
  inf.close();

  return 0;

}