public void GivenNotIntegerPropertyToAnonymzed_ShouldThrowException()
{
var pid = new Expression <Func <Person, object> >[] { p => p.Job, p => p.City };
var algorithm = new KEAnonimization(2, 3, _jobDictionary, _cityDictionary, pid, p => p.Surname);
var anonymized = algorithm.GetAnonymizedData(_people);
Assert.IsTrue(!anonymized.Any());
}
public void GivenEmptyPeopleList_ShouldReturn_EmptyList()
{
var pid = new Expression <Func <Person, object> >[] { p => p.Job, p => p.City };
var algorithm = new KEAnonimization(2, 3, _jobDictionary, _cityDictionary, pid, p => p.Age);
var anonymized = algorithm.GetAnonymizedData(new List <Person>());
Assert.IsTrue(!anonymized.Any());
}
public void GivenKParameterOneAndEParametr0_ShouldReturnTheSameList()
{
var pid = new Expression <Func <Person, object> >[] { p => p.Job, p => p.City };
var algorithm = new KEAnonimization(1, 0, _jobDictionary, _cityDictionary, pid, p => p.Age);
var anonymized = algorithm.GetAnonymizedData(_people);
Assert.IsTrue(anonymized.Any());
Assert.IsTrue(_people.Count == anonymized.Count);
Assert.IsTrue(_people.All(p => anonymized.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, int parameterE)
{
var pid = new Expression <Func <Person, object> >[] { p => p.Job, p => p.City };
var algorithm = new KEAnonimization(parameterK, parameterE, _jobDictionary, _cityDictionary, pid, p => p.Age);
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.City })
.All(g =>
{
var uniqueYValues = g.GroupBy(p => p.Age).Count();
return(uniqueYValues >= parameterK);
}));
Assert.IsTrue(anonymzed.GroupBy(x => new { x.Job, x.City })
.All(g =>
{
var max = g.Select(p => Convert.ToInt32(p.Age)).Max();
var min = g.Select(p => Convert.ToInt32(p.Age)).Min();
return((max - min) >= parameterE);
}));
}