public void ShouldFilterByFrequency(float minFrequency, int expected)
{
var transactions = new TestTransactionsLoader().Load().ToImmutableArray();
var features = transactions.ExtractFeatures();
var table = transactions.CalculateFrequencyTable(features);
var result = table.FilterByFrequency(minFrequency).ToImmutableArray();
result.Select(set => set.Format()).ForEach(line => Console.WriteLine(line));
result.Count().Should().Be(expected);
}
public void ShouldReturnTheCorrectTable()
{
var transactions = new TestTransactionsLoader().Load().ToImmutableArray();
var items = transactions.ExtractFeatures();
var result = transactions.CalculateFrequencyTable(items).ToImmutableArray();
foreach (var line in result)
{
Console.WriteLine("item: {0}, support: {1}, frequency: {2}", line.Item.Format(), line.Support, line.Frequency);
}
}