public void When_CopyingToArray_Expect_CopiedToArray()
{
// Arrange
OrderBy orderBy1 = new OrderBy(nameof(TestClass.Property1));
OrderBy orderBy2 = new OrderBy(nameof(TestClass.Property2));
OrderBy orderBy3 = new OrderBy(nameof(TestClass.Property3));
Ordering <TestClass> ordering = new Ordering <TestClass>
{
orderBy1,
orderBy2,
orderBy3,
};
OrderBy[] array = new OrderBy[5];
// Act
ordering.CopyTo(array, 1);
// Assert
Assert.Null(array[0]);
Assert.Equal(orderBy1, array[1]);
Assert.Equal(orderBy2, array[2]);
Assert.Equal(orderBy3, array[3]);
Assert.Null(array[4]);
}