public void PageSelector_Throws_When_Given_Negative_Index()
{
//Arrange
var selector = new PageSelector <int>(list, Constants.PAGE_RecordCount);
//Assert
Assert.Throws <IndexOutOfRangeException>(() => selector.GetPage(Constants.PAGE_NegativeIndex));
}
public void PageSelector_Returns_Correct_RecordCount_When_Given_Valid_Index(int pageSize)
{
//Arrange
var selector = new PageSelector <int>(list, pageSize);
//Act
IPagedList <int> pagedList = selector.GetPage(Constants.PAGE_First);
//Assert
Assert.AreEqual(pageSize, pagedList.PageSize);
}
public void PageSelector_Returns_CorrectPage_When_Given_Valid_Index(int index)
{
//Arrange
var selector = new PageSelector <int>(list, Constants.PAGE_RecordCount);
//Act
IPagedList <int> pagedList = selector.GetPage(index);
//Assert
Assert.AreEqual(index, pagedList.PageIndex);
}
public void PageSelector_Returns_Correct_RecordCount_When_Given_Valid_Index(int pageSize)
{
//Arrange
var selector = new PageSelector<int>(list, pageSize);
//Act
IPagedList<int> pagedList = selector.GetPage(Constants.PAGE_First);
//Assert
Assert.AreEqual(pageSize, pagedList.PageSize);
}
public void PageSelector_Returns_CorrectPage_When_Given_Valid_Index(int index)
{
//Arrange
var selector = new PageSelector<int>(list, Constants.PAGE_RecordCount);
//Act
IPagedList<int> pagedList = selector.GetPage(index);
//Assert
Assert.AreEqual(index, pagedList.PageIndex);
}
public void PageSelector_Returns_Correct_Values_When_Given_Valid_Index_And_PageSize(int index, int pageSize)
{
//Arrange
var selector = new PageSelector <int>(list, pageSize);
//Act
IPagedList <int> pagedList = selector.GetPage(index);
//Assert
for (int i = 0; i < pageSize; i++)
{
Assert.AreEqual(index * pageSize + i, pagedList[i]);
}
}
public void PageSelector_Returns_Correct_Values_When_Given_Valid_Index_And_PageSize(int index, int pageSize)
{
//Arrange
var selector = new PageSelector<int>(list, pageSize);
//Act
IPagedList<int> pagedList = selector.GetPage(index);
//Assert
for (int i = 0; i < pageSize; i++)
{
Assert.AreEqual(index*pageSize + i, pagedList[i]);
}
}
public void PageSelector_Throws_When_Given_Negative_Index()
{
//Arrange
var selector = new PageSelector<int>(list, Constants.PAGE_RecordCount);
//Assert
Assert.Throws<IndexOutOfRangeException>(() => selector.GetPage(Constants.PAGE_NegativeIndex));
}