public void GivenEmptyPeopleList_ShouldReturn_EmptyList()
{
var xProperties = new Expression <Func <Person, object> >[] { p => p.Job, p => p.Surname };
var yProperties = new Expression <Func <Person, object> >[] { p => p.Age };
var algorithm = new XYAnonimization(3, _jobDictionary, _cityDictionary, xProperties, yProperties);
var anonymized = algorithm.GetAnonymizedData(new List <Person>());
Assert.IsTrue(!anonymized.Any());
}
public void GivenKParameterOne_ShouldReturnTheSameList()
{
var xProperties = new Expression <Func <Person, object> >[] { p => p.Job, p => p.Surname };
var yProperties = new Expression <Func <Person, object> >[] { p => p.Age };
var algorithm = new XYAnonimization(1, _jobDictionary, _cityDictionary, xProperties, yProperties);
var anonymzed = algorithm.GetAnonymizedData(_people);
Assert.IsTrue(_people.Count == anonymzed.Count);
Assert.IsTrue(_people.All(p => anonymzed.Exists(x => x.FirstName == p.FirstName && x.Surname == p.Surname &&
x.Age == p.Age && x.Job == p.Job && x.City == p.City &&
x.Gender == p.Gender)));
}
public void GivenKParameter_GreaterThan_1_ShouldReturnAnonymizedList(int parameterK)
{
var xProperties = new Expression <Func <Person, object> >[] { p => p.Job, p => p.Surname };
var yProperties = new Expression <Func <Person, object> >[] { p => p.Age };
var algorithm = new XYAnonimization(parameterK, _jobDictionary, _cityDictionary, xProperties, yProperties);
var anonymzed = algorithm.GetAnonymizedData(_people);
Assert.AreEqual(_people.Count, anonymzed.Count);
//All Groups grouped by X set have at least K unique Y set attribute values
Assert.IsTrue(anonymzed.GroupBy(x => new { x.Job, x.Surname })
.All(g =>
{
var uniqueYValues = g.GroupBy(p => p.Age).Count();
return(uniqueYValues >= parameterK);
}));
}