public void RemoveAt()
{ //****************************************
var MySeed = Environment.TickCount;
var MyRandom = new Random(MySeed);
var MyDictionary = new SortedList <int, int>(1024);
//****************************************
for (var Index = 0; Index < 1024; Index++)
{
int Key, Value;
do
{
Key = MyRandom.Next();
} while (MyDictionary.ContainsKey(Key));
Value = MyRandom.Next();
MyDictionary.Add(Key, Value);
}
var MyRecords = new ObservableSortedList <int, int>(MyDictionary);
//****************************************
for (var Index = 0; Index < 512; Index++)
{
var InnerIndex = MyRandom.Next(MyRecords.Count);
var Key = MyRecords.Keys[InnerIndex];
MyRecords.RemoveAt(InnerIndex);
Assert.IsTrue(MyDictionary.Remove(Key));
}
//****************************************
Assert.AreEqual(512, MyRecords.Count, "Count incorrect. Bad Seed was {0}", MySeed);
CollectionAssert.AreEquivalent(MyDictionary, MyRecords, "Collections don't match. Bad Seed was {0}", MySeed);
foreach (var MyPair in MyDictionary)
{
Assert.IsTrue(MyRecords.TryGetValue(MyPair.Key, out var Value));
Assert.AreEqual(MyPair.Value, Value);
}
Thread.Sleep(1);
}
public void RemoveRange()
{ //****************************************
var MySeed = Environment.TickCount;
var MyRandom = new Random(MySeed);
var MyDictionary = new SortedList <int, int>(1024);
//****************************************
for (var Index = 0; Index < 1024; Index++)
{
int Key, Value;
do
{
Key = MyRandom.Next();
} while (MyDictionary.ContainsKey(Key));
Value = MyRandom.Next();
MyDictionary.Add(Key, Value);
}
var MyRecords = new ObservableSortedList <int, int>(MyDictionary);
//****************************************
foreach (var MyResult in MyRecords.Skip(256).Take(256))
{
MyDictionary.Remove(MyResult.Key);
}
MyRecords.RemoveRange(256, 256);
//****************************************
CollectionAssert.AreEquivalent(MyDictionary, MyRecords, "Collections don't match. Bad Seed was {0}", MySeed);
foreach (var MyPair in MyDictionary)
{
Assert.IsTrue(MyRecords.TryGetValue(MyPair.Key, out var Value));
Assert.AreEqual(MyPair.Value, Value);
}
Thread.Sleep(1);
}