public SampleTestRunner()
{
var list = new List<Student>();
var rand = new Random();
const int total = 10000000;
Console.WriteLine("Creating list ...");
for(var i = 0; i < total; i++)
{
var student = new Student
{
FirstName = rand.Next().ToString(),
Id = i,
LastName = rand.Next().ToString(),
IsInternational = rand.Next(2) != 0,
Gender = rand.Next(2) == 0 ? "Male" : "Female",
};
list.Add(student);
}
Console.WriteLine("Filtering ...");
var st = DateTime.Now;
var service = new FilterService<Student>();
service.AddBinaryFilter(e => e.Id < total);
service.AddBinaryFilter(e => e.FirstName.Contains("1"));
service.AddBinaryFilter(e => e.LastName.Contains("2"));
service.AddBinaryFilter(e => !e.IsInternational);
service.AddBinaryFilter(e => e.Gender.Equals("Female"));
var filtered = service.Filter(list);
var et = DateTime.Now;
Console.WriteLine("Done filtering...");
Console.WriteLine("Filtering time (in ms): {0}", et.Subtract(st).TotalMilliseconds);
Console.WriteLine("Total Count: {0}", list.Count);
Console.WriteLine("Filtered Count: {0}", filtered.Count());
}
public void GivenIHaveAStudentClass()
{
var student = new Student();
}
private static Student CreateStudent(IEnumerable<string> data)
{
var list = data.ToArray();
var student = new Student
{
FirstName = list[0],
LastName = list[1],
Gender = list[2],
IsInternational = Convert.ToBoolean(list[3])
};
return student;
}