public void Task_03_Single_Priority()
{
var pc = new PriorityComparer <Item>("Z");
var dc = new DelegateComparer <Item>(CompareFirstName);
var c = new CompositeComparer <Item>(new IComparer <Item>[] { pc, dc });
var z = new Item("Z");
c.Compare(A, z).Should().BeGreaterThan(0);
c.Compare(z, A).Should().BeLessThan(0);
}
public void Task_05_Priority_Sort_Descending()
{
var pc = new PriorityComparer <Item>("Z", "Y");
var dc = new DelegateComparer <Item>(CompareFirstNameDescending);
var c = new CompositeComparer <Item>(new IComparer <Item>[] { pc, dc });
var z = new Item("Z");
var y = new Item("Y");
var array = new[] { A, z, B, A1, y };
Array.Sort(array, c);
array.SequenceEqual(new[] { z, y, B, A1, A }).Should().BeTrue();
}
