public void Exception_Thrown_When_Empty_List_Provided()
{
var msg = Should.Throw <InvalidDataException>(() => {
BooksValidator.AreValid(null);
}).Message;
msg.Equals(BooksValidator.NULL_REFERENCE, StringComparison.InvariantCultureIgnoreCase)
.ShouldBeTrue();
var validationResult = BooksValidator.AreValid(new List <Book>());
validationResult.Valid.ShouldBeFalse();
validationResult.FailureReason.ShouldBe(BooksValidator.EMPTY_LIST);
}
public void Can_Detect_Invalid_Books()
{
var books = new List <Book>
{
new Book {
Id = Guid.NewGuid(), Title = "A valid book", Author = "Valid Author"
},
new Book {
Id = Guid.NewGuid(), Author = "Not Valid"
}
};
var validationResult = BooksValidator.AreValid(books);
validationResult.Valid.ShouldBeFalse();
validationResult.FailureReason.ShouldBe(BooksValidator.BOOKS_WITHOUT_TITLES_DETECTED);
}
public void Can_Fetch_All_Books()
{
var books = BooksApi.GetAll();
BooksValidator.AreValid(books).Valid.ShouldBeTrue();
}