static void TestRemove()
{
Console.WriteLine("test count");
var dynamicArray = new DynArray <int>();
for (var i = 0; i < 30; i++)
{
dynamicArray.Append(i * i);
}
for (var i = 0; i < dynamicArray.count; i++)
{
Console.Write(dynamicArray.GetItem(i) + " ");
}
Console.WriteLine();
Console.WriteLine("array count after = " + dynamicArray.count);
Console.WriteLine("array capacity after = " + dynamicArray.capacity);
Console.WriteLine();
Console.WriteLine("Remove items");
for (var i = 20; i > 4; i--)
{
dynamicArray.Remove(i);
}
Console.WriteLine("array count after = " + dynamicArray.count);
Console.WriteLine("array capacity after = " + dynamicArray.capacity);
for (var i = 0; i < dynamicArray.count; i++)
{
Console.Write(dynamicArray.GetItem(i) + " ");
}
Console.WriteLine();
Console.WriteLine("Remove items");
for (var i = dynamicArray.count - 2; i > 4; i--)
{
dynamicArray.Remove(i);
}
Console.WriteLine("array count after = " + dynamicArray.count);
Console.WriteLine("array capacity after = " + dynamicArray.capacity);
for (var i = 0; i < dynamicArray.count; i++)
{
Console.Write(dynamicArray.GetItem(i) + " ");
}
Console.WriteLine();
Console.WriteLine("try to delete at " + (dynamicArray.count + 1));
try
{
dynamicArray.Remove(dynamicArray.count + 1);
}
catch (IndexOutOfRangeException)
{
Console.WriteLine("exception OutOfRange");
}
}
public T Pop()
{
if (dyn.count > 0)
{
T val = dyn.GetItem(0);
dyn.Remove(0);
if (dyn.count == 0)
{
return(val);
}
return(val);
}
return(default(T));
}
static void TestAppend()
{
Console.WriteLine("test append");
Console.WriteLine();
var dynamicArray = new DynArray <int>();
Console.WriteLine("array count = " + dynamicArray.count);
Console.WriteLine("array capacity = " + dynamicArray.capacity);
for (var i = 0; i < dynamicArray.capacity; i++)
{
dynamicArray.Append(i * i);
}
for (var i = 0; i < dynamicArray.count; i++)
{
Console.Write(dynamicArray.GetItem(i) + " ");
}
Console.WriteLine();
Console.WriteLine("array count = " + dynamicArray.count);
Console.WriteLine("array capacity = " + dynamicArray.capacity);
Console.WriteLine();
Console.WriteLine("add extra, value 200");
dynamicArray.Append(200);
Console.WriteLine("array count = " + dynamicArray.count);
Console.WriteLine("array capacity = " + dynamicArray.capacity);
for (var i = 0; i < dynamicArray.count; i++)
{
Console.Write(dynamicArray.GetItem(i) + " ");
}
Console.WriteLine();
Console.WriteLine(new string('=', 30));
}
public void GetItemByIndex()
{
userArray.Append(10);
userArray.Append(22);
userArray.Append(33);
userArray.Append(44);
Assert.AreEqual(10, userArray.GetItem(0));
Assert.AreEqual(22, userArray.GetItem(1));
Assert.AreEqual(33, userArray.GetItem(2));
Assert.AreEqual(44, userArray.GetItem(3));
}
static void TestInsert()
{
Console.WriteLine("test insert");
Console.WriteLine();
var dynamicArray = new DynArray <int>();
Console.WriteLine("array count = " + dynamicArray.count);
Console.WriteLine("array capacity = " + dynamicArray.capacity);
for (var i = 0; i < dynamicArray.capacity - 3; i++)
{
dynamicArray.Append(i * i);
}
for (var i = 0; i < dynamicArray.count; i++)
{
Console.Write(dynamicArray.GetItem(i) + " ");
}
Console.WriteLine();
Console.WriteLine("insert 1000 into 0");
Console.WriteLine("array count before = " + dynamicArray.count);
Console.WriteLine("array capacity before = " + dynamicArray.capacity);
dynamicArray.Insert(1000, 0);
Console.WriteLine("array count after = " + dynamicArray.count);
Console.WriteLine("array capacity after = " + dynamicArray.capacity);
for (var i = 0; i < dynamicArray.count; i++)
{
Console.Write(dynamicArray.GetItem(i) + " ");
}
Console.WriteLine(Environment.NewLine);
Console.WriteLine("insert 1000 into 7");
Console.WriteLine("array count before = " + dynamicArray.count);
Console.WriteLine("array capacity before = " + dynamicArray.capacity);
dynamicArray.Insert(7000, 7);
Console.WriteLine("array count after = " + dynamicArray.count);
Console.WriteLine("array capacity after = " + dynamicArray.capacity);
for (var i = 0; i < dynamicArray.count; i++)
{
Console.Write(dynamicArray.GetItem(i) + " ");
}
Console.WriteLine(Environment.NewLine);
Console.WriteLine("insert 15000 into 15");
Console.WriteLine("array count before = " + dynamicArray.count);
Console.WriteLine("array capacity before = " + dynamicArray.capacity);
dynamicArray.Insert(15000, 15);
Console.WriteLine("array count after = " + dynamicArray.count);
Console.WriteLine("array capacity after = " + dynamicArray.capacity);
for (var i = 0; i < dynamicArray.count; i++)
{
Console.Write(dynamicArray.GetItem(i) + " ");
}
Console.WriteLine(Environment.NewLine);
Console.WriteLine("insert 15000 into 15");
Console.WriteLine("array count before = " + dynamicArray.count);
Console.WriteLine("array capacity before = " + dynamicArray.capacity);
dynamicArray.Insert(15000, 15);
Console.WriteLine("array count after = " + dynamicArray.count);
Console.WriteLine("array capacity after = " + dynamicArray.capacity);
Console.WriteLine();
Console.WriteLine("try to insert -100 into " + (dynamicArray.count + 1));
try
{
dynamicArray.Insert(-100, dynamicArray.count + 1);
}
catch (IndexOutOfRangeException)
{
Console.WriteLine("exception OutOfRange");
}
Console.WriteLine(new string('=', 30));
}