public void PageIndexTest()
{
var helper = new PagnationHelper <char>(new List <char> {
'a', 'b', 'c', 'd',
'e', 'f'
}, 4);
Assert.AreEqual(2, helper.PageCount);
Assert.AreEqual(6, helper.ItemCount);
Assert.AreEqual(4, helper.PageItemCount(0)); //should == 4
Assert.AreEqual(2, helper.PageItemCount(1)); // last page - should == 2
Assert.AreEqual(-1, helper.PageItemCount(2)); // should == -1 since the page is invalid
// pageIndex takes an item index and returns the page that it belongs on
Assert.AreEqual(1, helper.PageIndex(5)); //should == 1 (zero based index)
Assert.AreEqual(0, helper.PageIndex(2)); //should == 0
Assert.AreEqual(-1, helper.PageIndex(20));
Assert.AreEqual(-1, helper.PageIndex(-10)); //should == -1}
}
public int PageItemCountTest(int pageIndex)
{
return(helper.PageItemCount(pageIndex));
}