public void SortedBy_GivenInvalidNestedProperty_ThrowsArgumentException()
{
// Arrange
var paginator = new SortingPaginator <Person>();
// Act
void action() => paginator.SortedBy("FavoriteBook.UndefinedProperty");
// Assert
var exception = Assert.ThrowsException <ArgumentException>(action);
Assert.AreEqual("No property 'UndefinedProperty' on type 'Book'. (Parameter 'propertyName')", exception.Message);
}
public void Paginate_SortedByAgeDescendingUsingExpression_ReturnsExpectedResult()
{
// Arrange
var paginator = new SortingPaginator <Person>().StartingAt(1).WithPageSizeOf(2);
paginator.SortedBy(p => p.Age, SortDirection.Descending);
// Act
var result = paginator.Paginate(People);
// Assert
Assert.AreEqual(2, result.Count());
Assert.AreEqual("Edgar Bernard", result.First().FullName());
Assert.AreEqual("Randall Bloom", result.Last().FullName());
}
public void Paginate_SortedByAgeAscending_ReturnsExpectedResult()
{
// Arrange
var paginator = new SortingPaginator <Person>().StartingAt(1).WithPageSizeOf(3);
paginator.SortedBy("Age", SortDirection.Ascending);
// Act
var result = paginator.Paginate(People);
// Assert
Assert.AreEqual(3, result.Count());
Assert.AreEqual("Phillipa Connor", result.First().FullName()); // null < any other value
Assert.AreEqual("Peter Connor", result.ElementAt(1).FullName());
Assert.AreEqual("Dwayne Welsh", result.Last().FullName());
}