public void authors_are_sorted_by_name()
{
var authorThree = new Author("George R. R. Martin");
Assert.True(authorOne.CompareTo(authorTwo) == 0);
Assert.True(authorOne.CompareTo(authorThree) > 0);
Assert.True(authorThree.CompareTo(authorOne) < 0);
}
public int CompareTo(object obj)
{
Headline headline = obj as Headline;
if (obj == null)
{
throw new InvalidCastException("Not a valid Headline object.");
}
bool bAscending = (Headline.SortingOrder == SortOrder.Ascending);
switch (Headline.SortingFilter)
{
case SortFilter.Title:
return((bAscending) ? Title.CompareTo(headline.Title) : headline.Title.CompareTo(Title));
case SortFilter.DatePublished:
return((bAscending) ? DatePublished.CompareTo(headline.DatePublished) : headline.DatePublished.CompareTo(DatePublished));
case SortFilter.DateReceived:
return((bAscending) ? DateReceived.CompareTo(headline.DateReceived) : headline.DateReceived.CompareTo(DateReceived));
case SortFilter.Author:
return((bAscending) ? Author.CompareTo(headline.Author) : headline.Author.CompareTo(Author));
}
return(0);
}
public int CompareTo(Book other)
{
if (ReferenceEquals(other, null))
{
throw new ArgumentNullException($"{nameof(other)} is null.");
}
return(Author.CompareTo(other.Author));
}
public int CompareTo(Book other)
{
if (ReferenceEquals(other, null))
{
return(1);
}
return(Author.CompareTo(other.Author));
}
public int CompareTo(Object o)
{
var that = (Record)o;
var authorCompare = Author.CompareTo(that.Author);
if (authorCompare != 0)
{
return(authorCompare);
}
return(Title.CompareTo(that.Title));
}
public int CompareTo(Book other)
{
var result = Author.CompareTo(other.Author);
if (result != 0)
{
return(result);
}
return(Title.CompareTo(other.Title));
}
public int CompareTo(Book other)
{
return(Author.CompareTo(other.Author));
}
public int CompareTo(Book book) => Author.CompareTo(book.Author) == 1 && Publish.CompareTo(book.Publish) == 0 ? 1 : 0;
public int CompareTo(Book book)
{
return(Name.CompareTo(book.Name) + Author.CompareTo(book.Author) + Pages.CompareTo(book.Pages)
+ CoverLink.CompareTo(book.CoverLink) + Id.CompareTo(book.Id));
}
public int CompareTo(object obj)
{
return(Author.CompareTo((obj as Book).Author));
}
