#include "common.hpp"

using dtl::Diff;

int main(int argc, char *argv[]) {

  if (isFewArgs(argc)) {
    std::cerr << "Too few arguments." << std::endl;
    return -1;
  }

  typedef char elem;
  typedef std::string sequence;

  sequence A(argv[1]);
  sequence B(argv[2]);

  Diff<elem, sequence> d(A, B);
  d.compose();

  sequence s1(A);
  sequence s2 = d.patch(s1);
  d.composeUnifiedHunks();
  sequence s3 = d.uniPatch(s1);

  std::cout << "before:" << s1 << std::endl;
  std::cout << "after :" << s2 << std::endl;
  assert(B == s2);
  std::cout << "patch succeeded" << std::endl;

  std::cout << "before:" << s1 << std::endl;
  std::cout << "after :" << s3 << std::endl;
  assert(B == s3);
  std::cout << "unipatch succeeded" << std::endl;

  return 0;
}