public void RemoveAt_AboveCount_Throws()
{
var arr = new DynamicArrayFreeListAllocator <int>(0);
arr.Add(0);
Assert.That(() => arr.RemoveAt(1), Throws.TypeOf <ArgumentOutOfRangeException>());
}
public void Add_Empty_CanAccessByIndex()
{
var arr = new DynamicArrayFreeListAllocator <int>(0);
var index = arr.Add(42);
Assert.That(arr[index], Is.EqualTo(42));
}
public void Add_Empty_CountIsOne()
{
var arr = new DynamicArrayFreeListAllocator <int>(0);
arr.Add(0);
Assert.That(arr.Count, Is.EqualTo(1));
}
public void RemoveAt_ExistingIndex_OverwritesValues()
{
var arr = new DynamicArrayFreeListAllocator <int>(0);
var index = arr.Add(42);
arr.RemoveAt(index);
Assert.That(arr[index], Is.Zero);
}
public void RemoveAt_ValidIndex_DecreasesCount()
{
var arr = new DynamicArrayFreeListAllocator <int>(0);
var index = arr.Add(0);
arr.RemoveAt(index);
Assert.That(arr.Count, Is.Zero);
}
public void Add_AfterRemoval_ReusesIndex()
{
var arr = new DynamicArrayFreeListAllocator <int>(0);
var index = arr.Add(0);
arr.RemoveAt(index);
var index2 = arr.Add(0);
Assert.That(index2, Is.EqualTo(index));
}
public void RemoveAt_NegativeIndex_Throws()
{
var arr = new DynamicArrayFreeListAllocator <int>(0);
Assert.That(() => arr.RemoveAt(-1), Throws.TypeOf <ArgumentOutOfRangeException>());
}
public void Ctor_CountIsZero()
{
var arr = new DynamicArrayFreeListAllocator <int>(0);
Assert.That(arr.Count, Is.Zero);
}
