public void Deque_Constructor_Collection(int count)
{
var elements = new TestDequeElement[count];
for (var i = 0; i < count; i++)
{
elements[i] = new TestDequeElement
{
Value = i
};
}
var deque = new Deque<TestDequeElement>(elements);
Assert.IsTrue(deque.Count == count);
Assert.IsTrue(deque.Capacity == count);
for (var index = 0; index < deque.Count; index++)
{
Assert.IsTrue(deque[index].Value == index);
}
}
public void Deque_Trim_And_Clear(int count)
{
var elements = new TestDequeElement[count];
for (var i = 0; i < count; i++)
{
elements[i] = new TestDequeElement
{
Value = i
};
}
var deque = new Deque<TestDequeElement>(elements);
deque.Clear();
deque.TrimExcess();
Assert.IsTrue(deque.Count == 0);
Assert.IsTrue(deque.Capacity == 0);
}
public void Deque_Constructor_Capacity(int capacity)
{
var deque = new Deque<TestDequeElement>(capacity);
Assert.IsTrue(deque.Count == 0);
Assert.IsTrue(deque.Capacity == capacity);
}
public void Deque_Remove(int count)
{
var elements = new TestDequeElement[count];
for (var i = 0; i < count; i++)
{
elements[i] = new TestDequeElement
{
Value = i
};
}
var deque = new Deque<TestDequeElement>(elements);
var counter = count;
while (deque.Count > 0)
{
var index = _random.Next(0, deque.Count - 1);
deque.RemoveAt(index);
counter--;
Assert.IsTrue(deque.Count == counter);
}
}
public void Deque_Get_Index(int count)
{
var elements = new TestDequeElement[count];
for (var i = 0; i < count; i++)
{
elements[i] = new TestDequeElement
{
Value = i
};
}
var deque = new Deque<TestDequeElement>(elements);
var indices = Enumerable.Range(0, count).ToList().Shuffle(_random);
foreach (var index in indices)
{
TestDequeElement element;
deque.Get(index, out element);
Assert.IsTrue(element.Value == index);
}
}
public void Deque_ForEach_Iteration_Modified(int count)
{
var elements = new TestDequeElement[count];
for (var i = 0; i < count; i++)
{
elements[i] = new TestDequeElement
{
Value = i
};
}
var deque = new Deque<TestDequeElement>(elements);
var counter = 0;
foreach (var element in deque)
{
Assert.IsTrue(element.Value == counter);
counter++;
deque.RemoveFromFront();
}
}
public void Deque_Get_Back(int count)
{
var elements = new TestDequeElement[count];
for (var i = 0; i < count; i++)
{
elements[i] = new TestDequeElement
{
Value = i
};
}
var deque = new Deque<TestDequeElement>(elements);
var indices = Enumerable.Range(0, count);
foreach (var index in indices)
{
TestDequeElement element;
deque.GetBack(out element);
deque.RemoveFromBack();
Assert.IsTrue(element.Value == count - 1 - index);
}
}
public void Deque_Constructor_Default()
{
var deque = new Deque<object>();
Assert.IsTrue(deque.Count == 0);
Assert.IsTrue(deque.Capacity == 0);
}
public void Deque_Remove_Back(int count)
{
var elements = new TestDequeElement[count];
for (var i = 0; i < count; i++)
{
elements[i] = new TestDequeElement
{
Value = i
};
}
var deque = new Deque<TestDequeElement>(elements);
TestDequeElement element;
var index = 0;
while (deque.RemoveFromBack(out element))
{
Assert.IsTrue(element.Value == elements.Length - 1 - index);
index++;
}
}
public void Deque_Add_Back(int count)
{
var deque = new Deque<TestDequeElement>();
for (var i = 0; i < count; i++)
{
deque.AddToBack(new TestDequeElement
{
Value = i
});
}
Assert.IsTrue(deque.Count == count);
Assert.IsTrue(deque.Capacity >= count);
for (var index = 0; index < deque.Count; index++)
{
var element = deque[index];
Assert.IsTrue(element.Value == index);
}
}
public void Deque_Trim_Back(int count)
{
var elements = new TestDequeElement[count];
for (var i = 0; i < count; i++)
{
elements[i] = new TestDequeElement
{
Value = i
};
}
var deque = new Deque<TestDequeElement>(elements);
for (var i = 0; i < count; i++)
{
TestDequeElement element;
deque.RemoveFromBack(out element);
deque.Capacity = deque.Count;
Assert.IsTrue(deque.Count == count - 1 - i);
Assert.IsTrue(deque.Capacity == count - 1 - i);
}
}
