testCfgEditor.cc

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// $Id: testCfgEditor.cc,v 1.1 2007/02/09 05:38:28 fmwk Exp $
//
//
// messier@indiana.edu
#include <iostream>
#include "Config/Param.h"
#include "Config/Config.h"
#include "Config/Observer.h"
#include "Config/Table.h"
#include "Config/Exception.h"
#include "Config/ConfigBuilder.h"
#include "Config/ConfigEditor.h"

class TestBuilder : public cfg::ConfigBuilder 
{
public:
  void BuildCfg1() {
    cfg::Config* cfg1 =new cfg::Config("Cfg1","test",__FILE__);
    cfg1->AdoptParam(new cfg::Param("i",86,                    "an integer"));
    cfg1->AdoptParam(new cfg::Param("f",86.6,                  "a float"   ));
    cfg1->AdoptParam(new cfg::Param("s",std::string("D.Adams"),"Agent 86"  ));
    this->Publish(cfg1);
  }
  void BuildCfg2() {
    cfg::Config* cfg2 =new cfg::Config("Cfg2","default",__FILE__);
    cfg2->AdoptParam(new cfg::Param("i",99,                     "an integer"));
    cfg2->AdoptParam(new cfg::Param("f",99.9,                   "a float"   ));
    cfg2->AdoptParam(new cfg::Param("s",std::string("B.Feldon"),"Agent 99"  ));
    this->Publish(cfg2);
  }
private:
};

//......................................................................

class TestEditor : public cfg::ConfigEditor
{
public:
  TestEditor(cfg::Config* cfg) : cfg::ConfigEditor(cfg) { }
  int EditConfig(cfg::Config& c) {
    std::cerr << "| From: " 
              << c("i") << "," 
              << c("f") << ","
              << c("s")
              << std::endl;
    c.Par("i").Set(666);
    c.Par("f").Set(66.6);
    c.Par("s").Set(std::string("KAOS"));
    std::cerr << "| To: " 
              << c("i") << "," 
              << c("f") << ","
              << c("s")
              << std::endl;
    return 1;
  }
private:
};

//......................................................................

class TestObserver : public cfg::Observer 
{
public:
  TestObserver() {
    this->SetWatch("Cfg1","test");
    this->SetWatch("Cfg2","default");
  }
  //....................................................................
  void Update(const cfg::Config& c) {
    std::cerr << "% TestObserver:: Update from " 
              << c.GetName() << "." << c.GetVersion() << std::endl;
    std::cerr << "% " 
              << c("i") << "," 
              << c("f") << ","
              << c("s") << ","
              << std::endl;
  }
};

//......................................................................

int main() 
{
  TestBuilder b;
  b.BuildCfg1();
  b.BuildCfg2();
  
  std::cerr << "Should see updates as observer registers itself.\n";
  TestObserver obs;

  std::cerr << "Should see updates as configurations are edited.\n";

  cfg::Config* cfg1 = cfg::Table::Instance().GetConfig("Cfg1","test");
  if (cfg1==0) {
    std::cerr << "no Cfg1"; return 1;
  }
  TestEditor e1(cfg1);
  e1.Edit();
  
  cfg::Config* cfg2 = cfg::Table::Instance().GetConfig("Cfg2","default");
  if (cfg2==0) {
    std::cerr << "no Cfg2"; return 1;
  }
  try {
    TestEditor e2(cfg2);
    e2.Edit();
  }
  catch (cfg::Exception& e) {
    std::cerr << "*=> Exception caught: Correct behavior.\n";
  }
  return 0;
}

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