source: trunk/test/stats_test.cc @ 687

// $Id: stats_test.cc 687 2008-08-04 19:37:10Z peter $

/*
  Copyright (C) 2008 Peter Johansson

  This file is part of svndigest, http://dev.thep.lu.se/svndigest

  svndigest is free software; you can redistribute it and/or modify it
  under the terms of the GNU General Public License as published by
  the Free Software Foundation; either version 2 of the License, or
  (at your option) any later version.

  svndigest is distributed in the hope that it will be useful, but
  WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
  02111-1307, USA.
*/

#include "Suite.h"

#include "AddStats.h"
#include "BlameStats.h"
#include "ClassicStats.h"
#include "Configuration.h"
#include "Stats.h"
#include "SVN.h"

#include <algorithm>
#include <cassert>
#include <cstddef>
#include <iterator>
#include <iostream>
#include <numeric>
#include <string>
#include <sstream>
#include <vector>

namespace theplu{
namespace svndigest{

  bool check(const Stats& stats, const std::vector<size_t>& correct,
             int linetype, const std::string& descr, const std::string& author);
  std::string path(void);
  bool test_add(void);
  bool test_blame(void);
  bool test_classic(void);
  bool test_base_class(const Stats&);
  bool test_cache(const Stats&);
  
}} // end of namespace svndigest and theplu


int main( int argc, char* argv[])
{
  using namespace theplu::svndigest;
  bool verbose=false;
  bool ok=true;
  if (argc>1 && argv[1]==std::string("-v") )
    verbose=true;
  SVN* svn=SVN::instance(test::filename("toy_project"));
  if (!svn){
    std::cerr << "error: cannot create SVN instance\n";
    return 1;
  }

  ok &= test_add();
  ok &= test_blame();
  ok &= test_classic();
                                                                                
  if (verbose)
    if (ok)
      std::cout << "Test is ok.\n";
    else
      std::cout << "Test failed.\n";
  if (ok)
    return 0;
  return 1;
}


namespace theplu{
namespace svndigest{

  std::string path(void)
  {
    return test::filename("toy_project/bin/svnstat.cc");
  }

  bool test_add(void)
  {
    bool ok =true;
    AddStats cs(path());
    cs.parse(path());
    ok &= test_base_class(cs);
    return ok;
  }
  
  
  bool test_blame(void)
  {
    bool ok =true;
    BlameStats cs(path());
    cs.parse(path());
    ok &= test_base_class(cs);
    return ok;
  }

  
  bool test_cache(const Stats& stats)
  {
    std::stringstream out;
    stats.print(out);
    std::stringstream in(out.str());
    ClassicStats stats2(path());
    assert(in.good());
    if (!stats2.load_cache(in)){
      std::cout << "load_cache() failed\n";
      return false;
    }

    std::stringstream out2;
    stats2.print(out2);
    
    if (out.str()!=out2.str()) {
      std::cout << "test_cache() failed\n";
      return false;
    }
    return true;
  }


  bool test_classic(void)
  {
    bool ok =true;
    ClassicStats cs(path());
    cs.parse(path());
    ok &= test_base_class(cs);

    // testing copyright lines for peter
    std::vector<size_t> correct(48,0);
    correct[47]=2;
    ok &= check(cs, correct, LineTypeParser::copyright, "copyright", "peter");

    // testing code lines for jari
    correct.resize(0);
    correct.resize(48,0);
    correct[15]=20;
    correct[16]=1;
    correct[17]=1;
    correct[28]=8;
    correct[30]=54;
    ok &= check(cs, correct, LineTypeParser::code, "code", "jari");

    // testing comment lines for jari
    correct.resize(0);
    correct.resize(48,0);
    correct[15]=1;
    correct[28]=13;
    correct[30]=7;
    ok &= check(cs, correct, LineTypeParser::comment, "comment", "jari");

    // testing blank lines for jari
    correct.resize(0);
    correct.resize(48,0);
    correct[15]=10;
    correct[28]=10;
    correct[30]=2;
    ok &= check(cs, correct, LineTypeParser::other, "other", "jari");

    // testing code all lines for total
    correct.resize(0);
    correct.resize(48,0);
    correct[15]=31;
    correct[16]=1;
    correct[17]=1;
    correct[28]=31;
    correct[30]=63;
    correct[47]=2;
    ok &= check(cs, correct, LineTypeParser::total, "total", "all");

    return ok;
  }
  
  bool check(const Stats& stats, const std::vector<size_t>& correct,
             int linetype, const std::string& descr, const std::string& author)
  {
    bool ok=true;
    std::vector<size_t> sum(correct.size());
    std::partial_sum(correct.begin(), correct.end(), sum.begin());
    for (size_t rev=0; rev<sum.size(); ++rev){
      size_t n = stats(linetype, author, rev);
      if (n != sum[rev]){
        std::cerr << "error: " << descr << " " << author << " rev:" << rev 
                  << ": found " << n << " expected " << sum[rev] << "\n";
        ok = false;
      }
    }
    return true;
  }

  bool test_base_class(const Stats& s)
  {
    if (!test_cache(s))
      return false;
    if (s.code()+s.comments()+s.empty()!=s.lines()){
      std::cerr << "Code plus comments plus empty do not add up to lines\n";
      std::cerr << "code: " << s.code() << "\n";
      std::cerr << "comment: " << s.comments() << "\n";
      std::cerr << "empty: " << s.empty() << "\n";
      std::cerr << "lines: " << s.lines() << "\n";
      return false;
    }
    return true;
  }

}} // end of namespace svndigest and theplu