public string ToString(StringFormEnum form)
{
string name = $"{this.Author}, {this.Name}";
if (form == StringFormEnum.ShortAndPublisher)
{
return(name + $", {this.Publisher}, {this.Year}");
}
if (form == StringFormEnum.Full)
{
return($"{this.ISBN}, " + name + $", {this.Publisher}, {this.Year}, P.{this.Pages}");
}
if (form == StringFormEnum.FullWithPrice)
{
return($"{this.ISBN}, " + name + $", {this.Publisher}, {this.Year}, P.{this.Pages}, {this.Price}$");
}
return(name);
}
public void StringBookRepresentationTest(StringFormEnum form, string expected)
{
Assert.AreEqual(expected, book.ToString(form));
}