public void CopyToTest()
{
ExpressionList<ConstantTypes.Integer> list = new ExpressionList<ConstantTypes.Integer>();
var zero = new ConstantTypes.Integer(0);
var one = new ConstantTypes.Integer(1);
list.Add(zero);
list.Add(one);
ConstantTypes.Integer[] array = new ConstantTypes.Integer[2];
list.CopyTo(array, 0);
Assert.IsTrue(array.Length == 2);
Assert.IsTrue(array[0] == zero);
Assert.IsTrue(array[1] == one);
}