static void Main()
{
var crayons = new RankedBag <string> (StringComparer.InvariantCultureIgnoreCase)
{
"red", "yellow", "black", "BLACK"
};
crayons.Add("blue");
Console.WriteLine($"There are {crayons.Count} total crayons:");
foreach (var crayon in crayons)
{
Console.WriteLine($" {crayon}");
}
Console.WriteLine($"\nThere are {crayons.GetDistinctCount()} distinct colors:");
foreach (var crayon in crayons.Distinct())
{
Console.WriteLine($" {crayon}");
}
Console.WriteLine($"\nGot 'gold' crayon? {crayons.Contains ("gold")}");
// RetainAll respects cardinality so the oldest 'black' is removed:
crayons.RetainAll(new string[] { "white", "grey", "Black", "red" });
Console.WriteLine("\nAfter RetainAll: ");
foreach (var crayon in crayons)
{
Console.WriteLine($" {crayon}");
}
}
public void UnitRb_RemoveAt()
{
var rb1 = new RankedBag <int>()
{
Capacity = 5
};
#if STRESS
int n = 500, m = 10;
#else
int n = 50, m = 5;
#endif
for (int i1 = 0; i1 < n; ++i1)
{
rb1.Add(i1);
}
for (int i2 = n - m; i2 >= 0; i2 -= m)
{
rb1.RemoveAt(i2);
}
for (int i3 = 0; i3 < n; ++i3)
{
if (i3 % m == 0)
{
Assert.IsFalse(rb1.Contains(i3));
}
else
{
Assert.IsTrue(rb1.Contains(i3));
}
}
var rb2 = new RankedBag <int> {
Capacity = 4
};
for (int ii = 0; ii < 8; ++ii)
{
rb2.Add(ii);
}
rb2.RemoveAt(3);
Assert.IsTrue(System.Linq.Enumerable.SequenceEqual(new int[] { 0, 1, 2, 4, 5, 6, 7 }, rb2));
}
public void UnitRb_Remove2()
{
var rb0 = new RankedBag <int>();
var rb1 = new RankedBag <int> {
Capacity = 4
};
var rb2 = new RankedBag <int> {
Capacity = 4
};
var rb3 = new RankedBag <int> {
Capacity = 5
};
foreach (int ii in new int[] { 3, 5, 5, 7, 7, 7, 9 })
{
rb1.Add(ii);
}
foreach (int ii in new int[] { 3, 3, 3, 5, 5, 5, 7, 7, 7, 9 })
{
rb2.Add(ii);
}
for (int ii = 0; ii < 41; ++ii)
{
rb3.Add(ii / 5);
}
var rem0 = rb0.Remove(0, 1);
Assert.AreEqual(0, rem0);
var rem2 = rb1.Remove(2, 2);
Assert.AreEqual(0, rem2);
var rem70 = rb1.Remove(7, 0);
Assert.AreEqual(0, rem70);
var rem7 = rb1.Remove(7, 1);
Assert.AreEqual(1, rem7);
Assert.AreEqual(6, rb1.Count);
var rem5 = rb1.Remove(5, 3);
Assert.AreEqual(2, rem5);
Assert.AreEqual(4, rb1.Count);
var rem9 = rb1.Remove(10);
Assert.IsFalse(rem9);
var rem53 = rb2.Remove(5, 3);
Assert.AreEqual(3, rem53);
var rem33 = rb2.Remove(3, 3);
Assert.AreEqual(3, rem33);
var rem99 = rb2.Remove(9, 9);
Assert.AreEqual(1, rem99);
Assert.AreEqual(3, rb2.Count);
var rem35 = rb3.Remove(3, 9);
Assert.AreEqual(5, rem35);
Assert.AreEqual(36, rb3.Count);
Assert.IsFalse(rb3.Contains(3));
var rem65 = rb3.Remove(6, Int32.MaxValue);
Assert.AreEqual(5, rem65);
Assert.AreEqual(31, rb3.Count);
Assert.IsFalse(rb3.Contains(6));
}
