public void BookTest()
{
// arrange
BookDAL dal = new BookDAL(MagicSetup.Connection);
// act create
int rv1 = dal.BookCreate("ISBN1", "Test1", 100, 20.0M, 1);
Assert.IsTrue(rv1 > 0, $"BookCreate failed rv = {rv1}");
Book a = dal.BookFindByID(rv1);
Assert.IsNotNull(a, $"BookFindByID for ID {rv1} (just created) returned null");
Assert.IsTrue(a.BookName == "Test1");
Assert.IsTrue(a.Pages == 100);
Assert.IsTrue(a.GenreID == 1);
int countofBooks = dal.BooksObtainCount();
Assert.IsTrue(countofBooks > 0, $"BooksObtainCount should be greater than 0 it is {countofBooks}");
List <Book> Books = dal.BooksGetAll();
Assert.IsTrue(Books.Count == countofBooks, $"BooksGetAll should have brought back {countofBooks} records, but it only found {Books.Count}");
int number = dal.BookUpdateJust(rv1, "ISBN1New", "Test1New", 200, 20.0M, 0);
Assert.IsTrue(number == 1);
a = dal.BookFindByID(rv1);
Assert.IsNotNull(a, $"BookFindByID for ID {rv1} (just updated) returned null");
Assert.IsTrue(a.BookName == "Test1New");
Assert.IsTrue(a.Pages == 200);
Assert.IsTrue(a.GenreID == 0);
number = dal.BookUpdateSafe(rv1, "ISBN1New", "Test1New", 200, 20.0M, 0, "ISBN1Newer", "1", 300, 30.0M, 3);
Assert.IsTrue(number == 1);
a = dal.BookFindByID(rv1);
Assert.IsNotNull(a, $"BookFindByID for ID {rv1} (just safe updated) returned null");
Assert.IsTrue(a.BookName == "1", $"bookname after safeupdate was expected to be '1' but was actually '{a.BookName}'");
Assert.IsTrue(a.Pages == 300, $"pages after safeupdate was expected to be '200' but was actually '{a.Pages}'");
Assert.IsTrue(a.GenreID == 3, $"genreID after safeupdate was expected to be 3 but was actually '{a.GenreID}'");
number = dal.BookUpdateSafe(rv1, "X", "1", 30, 30.0M, 0, "Y", "3", 40, 40.0M, 4);
Assert.IsTrue(number == 0, $"bookupdatesafe was expected to return 0, but it actually returned '{number}'");
dal.BookDelete(rv1);
}
public int BookUpdateSafe(
int BookID,
string oldISBN,
string oldName,
int oldPages,
decimal oldPrice,
int oldGenreID,
string newISBN,
string newName,
int newPages,
decimal newPrice,
int newGenreID)
{
BookDAL dal = new BookDAL(_connection);
return(dal.BookUpdateSafe(BookID,
oldISBN,
oldName, oldPages, oldPrice, oldGenreID,
newISBN,
newName, newPages, newPrice, newGenreID));
}
