/**
 * Mocha test case for core configuration library
 */
var should = require('should'),
    fs = require('fs'),
    rootpath = process.cwd() + '/',
    path = require('path'),
    helper = require('./helpers/calipsoHelper');

helper.finalize(function (err, calipsoHelper) {
  var calipso = calipsoHelper.calipso,
    dbUri,
    Storage = require('./helpers/require')('core/Storage');

  describe('Storage', function(){
  
    before(function(done) {
        //  These have been disabled due to the linked dependency on calipso itself.
        done();
    });
  
    describe('Core', function(){
  
      it('I can connect to local mongodb in install mode', function(done){    
        Storage.mongoConnect('mongodb://localhost/mocha', true, function(err, connected) {
          should.not.exist(err);
          connected.should.equal(false); 
          done();
        });
      });
  
      it('Connecting to an invalid server in install mode results in an error', function(done){    
        Storage.mongoConnect('mongodb://invalid/mocha', true, function(err, connected) {
          err.should.exist; // Dont check content as this is from Mongoose and may change
          connected.should.equal(false);
          done();
        });
      });
  
      it('If not installed, it doesnt actually connect using just mongoConnect but doesnt raise an error', function(done){        
        Storage.mongoConnect(function(err, connected) {
          should.not.exist(err);
          connected.should.equal(false);
          done();  
        });
      });
  
      it('If installed, it does actually connect using just mongoConnect', function(done){        
  
        calipso.config.set('installed',true);      
        Storage.mongoConnect(function(err, connected) {
          should.not.exist(err);
          connected.should.equal(true);
          done();  
        });
  
      });
  
       it('If it cant find the session middleware to replace, it fails', function(done){        
  
        calipso.config.set('installed',true); 
        calipso.app.stack = [];     
        Storage.mongoConnect(function(err, connected) {
          should.exist(err);
          err.message.should.equal('Unable to load the MongoDB backed session, please check your session and db configuration');
          connected.should.equal(false);
          done();  
        });
        
      });
      
  
      it('If the installed and the server doesnt exist, it fails', function(done){        
  
        calipso.config.set('installed',true);       
        calipso.config.set('database:uri','mongodb://invalid/mocha'); 
  
        Storage.mongoConnect(function(err, connected) {
          should.exist(err);
          connected.should.equal(false);
          done();  
        });
        
      });
    
  
    }); 
  
    after(function() {
    })
  
  });
});