// GssCredential_t.cxx

#include <string>
#include <iostream>
#include "dataset_util/Text.h"
#include "dataset_util/FileStatus.h"
#include "dataset_credential/GssCredential.h"

using std::string;
using std::cout;
using std::endl;
using dset::GssCredential;

void msg(string txt) {
  cout << "*** ";
  cout << txt;
  cout << " ***" << endl;
}

int GssCredential_t() {

  msg("Create credential");
  GssCredential* pcred = new GssCredential;
  GssCredential& cred = *pcred;
  cout << cred << endl;
  assert( cred.is_valid() );
  assert( cred.manage() );
  assert( cred.gss_handle() != 0 );
  assert( cred.file().size() == 0 );
  assert( cred.error_message().size() == 0 );

  msg("Check the name");
  string name1 = cred.name();
  cout << name1 << endl;
  assert( name1.size() );

  msg("Check the time reamaining");
  int time = cred.timeleft();
  cout << time << endl;
  assert( time > 0 );

  msg("Export credential");
  assert( cred.export_to_file() == 0 );
  string file1 = cred.file();
  assert( file1.size() != 0 );
  cout << file1 << endl;
  assert( cred.error_message().size() == 0 );

  msg("Delete credential file");
  assert( cred.file().size() != 0 );
  assert( FileStatus(file1).exists() );
  assert( cred.delete_file() == 0 );
  assert( ! FileStatus(file1).exists() );
  assert( cred.file().size() == 0 );

  msg("Copy credential shallow");
  GssCredential cred1 = cred;
  assert( cred1.is_valid() );
  assert( ! cred1.manage() );
  assert( cred1.file().size() == 0 );
  assert( cred1.error_message().size() == 0 );
  assert( cred1.gss_handle() != 0 );
  assert( cred1.gss_handle() == cred.gss_handle() );
  assert( cred1.name() == cred.name() );
 
  msg("Copy credential deep");
  GssCredential* pcred2 = new GssCredential(cred, true);
  GssCredential& cred2 = *pcred2;
  assert( cred2.is_valid() );
  assert( cred2.manage() );
  assert( cred2.file().size() == 0 );
  assert( cred2.error_message().size() == 0 );
  assert( cred2.gss_handle() != 0 );
  assert( cred2.gss_handle() != cred.gss_handle() );
  assert( cred2.name() == cred.name() );
 
  msg("Export copied credential");
  assert( cred2.export_to_file() == 0 );
  string file2 = cred2.file();
  assert( file2.size() != 0 );
  cout << file2 << endl;
  assert( file2 != file1 );

  msg("Check credential file management");
  assert( FileStatus(file2).exists() );
  delete pcred;
  assert( FileStatus(file2).exists() );
  delete pcred2;
  assert( ! FileStatus(file2).exists() );

  msg("Extract GSS credential");
  GssCredential cred3;
  cout << cred3 << endl;
  assert( cred3.is_valid() );
  gss_cred_id_t pgss3 = cred3.gss_handle();
  assert( pgss3 != 0 );

  msg("Construct reference credential from GSS credential");
  GssCredential cred4(pgss3);
  cout << cred4 << endl;
  assert( cred4.is_valid() );
  assert( ! cred4.manage() );
  assert( cred4.gss_handle() == pgss3 );

  msg("Construct new credential from GSS credential");
  GssCredential cred5(pgss3, true);
  cout << cred5 << endl;
  assert( cred5.is_valid() );
  assert( cred5.manage() );
  assert( cred5.gss_handle() != 0 );
  assert( cred5.gss_handle() != pgss3 );

  return 0;
}

#ifdef CTEST_MAIN
int main() {
  return GssCredential_t();
}
#endif