public Replacement GetReplacementFor(Meal meal, IList<Pattern> usingPatterns)
{
this.meal = meal;
patterns = usingPatterns;
replacement = new Replacement();
CheckPatterns();
BuildItems();
DoActions();
return replacement;
}
public void GetReplacementAndEstimatedSugars()
{
var patternBuilder = Substitute.For<PatternBuilder>();
var replacementBuilder = Substitute.For<ReplacementBuilder>();
var sugarEstimator = Substitute.For<SugarEstimator>();
var sut = new ReplacementBuilderAndSugarEstimatorFacadeImpl(patternBuilder, replacementBuilder,
sugarEstimator);
var meal = new Meal();
var insulin = new Insulin();
var sugar = new Sugar();
var patterns = new List<Pattern>();
var replacement = new Replacement { Items = new List<ReplacementItem>() };
var estimatedSugars = new List<Sugar>();
patternBuilder.GetPatternsFor(insulin, meal, currentBefore: sugar).Returns(patterns);
replacementBuilder.GetReplacementFor(meal, patterns).Returns(replacement);
sugarEstimator.GetEstimatedSugarsAfter(meal, sugar, replacement.Items).Returns(estimatedSugars);
var result = sut.GetReplacementAndEstimatedSugars(meal, insulin, sugar);
Assert.AreSame(replacement, result.Replacement);
Assert.AreSame(estimatedSugars, result.EstimatedSugars);
}