private IndividualValuesCache withUpdatedGenderAndRace(IndividualValuesCache individualValuesCache)
        {
            var parameterValues      = individualValuesCache.ParameterValuesCache;
            var covariateValuesCache = new CovariateValuesCache();

            individualValuesCache.CovariateValuesCache.AllCovariateValues.Each(x =>
            {
                if (!x.CovariateName.IsOneOf(Constants.Population.RACE_INDEX, Constants.Population.GENDER))
                {
                    covariateValuesCache.Add(x);
                }

                else if (string.Equals(x.CovariateName, Constants.Population.RACE_INDEX))
                {
                    covariateValuesCache.Add(populationCovariateFrom(x));
                }

                else
                {
                    covariateValuesCache.Add(genderCovariateFrom(x));
                }
            });

            return(new IndividualValuesCache(parameterValues, covariateValuesCache, individualValuesCache.IndividualIds));
        }
        protected override void Context()
        {
            base.Context();
            _originalValueCache = new ParameterValuesCache();

            //3 individuals to in original pop
            _originalIndividualIds = new List <int> {
                1, 2, 3
            };

            var parameterValues1 = new ParameterValues("Path1");

            parameterValues1.Add(new double[] { 2, 3, 4 });

            var parameterValues2 = new ParameterValues("Path2");

            parameterValues2.Add(new double[] { 4, 5, 6 });

            _originalValueCache.Add(parameterValues1);
            _originalValueCache.Add(parameterValues2);

            _originalCovariates = new CovariateValuesCache();
            _originalCovariates.Add("Gender", new[] { "Male", "Female", "Female" });

            _parameterCache = new PathCacheForSpecs <IParameter>();

            _cacheToMerge = new ParameterValuesCache();
            var parameterValuesToMerge1 = new ParameterValues("Path1");

            parameterValuesToMerge1.Add(new double[] { 10, 20 });
            _cacheToMerge.Add(parameterValuesToMerge1);

            var parameterValuesToMerge2 = new ParameterValues("Path3");

            parameterValuesToMerge2.Add(new double[] { 30, 40 });
            _cacheToMerge.Add(parameterValuesToMerge2);

            _covariatesToMerge = new CovariateValuesCache();
            _covariatesToMerge.Add("Gender", new[] { "Female", "Female" });
            _covariatesToMerge.Add("Population", new[] { "European", "American" });


            _individualIdsToMerge = new List <int> {
                10, 20
            };
            sut = new IndividualValuesCache(_originalValueCache, _originalCovariates, _originalIndividualIds);
            _individualPropertiesCacheToMerge = new IndividualValuesCache(_cacheToMerge, _covariatesToMerge, _individualIdsToMerge);
        }
        protected override void Context()
        {
            base.Context();
            sut.Add("Gender", new List <string> {
                "Male", "Female"
            });
            sut.Add("Race", new List <string> {
                "Japanese", "European"
            });


            _cacheToMerge = new CovariateValuesCache();
            _cacheToMerge.Add("Gender", new List <string> {
                "Female", "Female"
            });
            _cacheToMerge.Add("Head", new List <string> {
                "Big", "Small"
            });
        }
        private XElement createCovariateValuesCacheElement(IEnumerable <XElement> allCovariatesElement)
        {
            var covariateValuesCache       = new CovariateValuesCache();
            var individualCovariatesReader = _container.Resolve <IXmlReader <IndividualCovariates> >();
            var covariateValuesCacheWriter = _container.Resolve <IXmlWriter <CovariateValuesCache> >();

            var context = SerializationTransaction.Create(_container);

            // List of old covariates as defined in PKSim 8.x and below
            var allIndividualCovariates = new List <IndividualCovariates>();

            foreach (var individualCovariatesElement in allCovariatesElement.Descendants("IndividualCovariates"))
            {
                var individualCovariates = individualCovariatesReader.ReadFrom(individualCovariatesElement, context);
                allIndividualCovariates.Add(individualCovariates);
            }

            var allCovariateNames = allIndividualCovariates.FirstOrDefault()?.Attributes.Keys.ToList() ?? new List <string>();

            allCovariateNames.Add(Constants.Population.GENDER);
            allCovariateNames.Add(Constants.Population.POPULATION);

            // Transform the old covariates in the new structure
            foreach (var covariateName in allCovariateNames)
            {
                var covariateValues = new CovariateValues(covariateName);
                if (string.Equals(covariateName, Constants.Population.GENDER))
                {
                    covariateValues.Values = allIndividualCovariates.Select(x => x.Gender.Name).ToList();
                }
                else if (string.Equals(covariateName, Constants.Population.POPULATION))
                {
                    covariateValues.Values = allIndividualCovariates.Select(x => x.Race.Name).ToList();
                }
                else
                {
                    covariateValues.Values = allIndividualCovariates.Select(x => x.Covariate(covariateName)).ToList();
                }

                covariateValuesCache.Add(covariateValues);
            }

            return(covariateValuesCacheWriter.WriteFor(covariateValuesCache, context));
        }