public void Clear()
{
// Create a new heap.
ConcurrentBinaryMinHeap <int> heap = new ConcurrentBinaryMinHeap <int>();
// Push 3 elements onto the heap.
heap.Push(1f, 2);
heap.Push(3f, 6);
heap.Push(2f, 4);
// Ensure that 3 elements have been added to the heap.
Assert.That(heap.Count, Is.EqualTo(3));
// Clear the heap.
heap.Clear();
// Ensure that all of the elements have been removed.
Assert.That(heap.Count, Is.EqualTo(0));
}