public void DeleteTest1()
{
Transaction context = new Transaction();
RID rid = new RID(RID.Type.FLIGHT, "test");
Customer c = new Customer();
HashSet<RID> reservations = new HashSet<RID> {rid};
var db = CreateDatabase();
TransactionStorage tr = new TransactionStorage(db);
tr.Write(context, c, reservations);
tr.Delete(context, c);
List<Customer> cs = new List<Customer>(tr.GetCustomers(context));
Assert.AreEqual(0, cs.Count);
}
public void AbortTest()
{
Transaction context = new Transaction();
RID rid = new RID(RID.Type.FLIGHT, "test");
var db = CreateDatabase();
TransactionStorage tr = new TransactionStorage(db);
tr.Write(context, rid, new Resource(rid, 10, 11));
//Resource res = tr.Read(context, rid);
//Assert.AreEqual(11, res.getPrice());
tr.Abort(context);
var res = tr.Read(context, rid);
Assert.IsNull(res, "Transaction aborted, but record still there");
}
public void CommitTest()
{
Transaction context = new Transaction();
Transaction context1 = new Transaction();
RID rid = new RID(RID.Type.FLIGHT, Guid.NewGuid().ToString().Substring(0, 24));
var db = CreateDatabase();
TransactionStorage tr = new TransactionStorage(db);
tr.Write(context, rid, new Resource(rid, 10, 11));
Resource res = tr.Read(context1, rid);
Assert.IsNull(res);
tr.Prepare(context);
tr.Commit(context);
res = tr.Read(context, rid);
Assert.AreEqual(11, res.getPrice());
}
/// <summary>
/// implemented using the new TransactionStorage class
/// This method adds a resource to the available ones
/// </summary>
/// <param name="context"></param>
/// <param name="i"></param>
/// <param name="count"></param>
/// <param name="price"></param>
/// <returns></returns>
public bool Add(TP.Transaction context, TP.RID i, int count, int price)
{
WaitForReady();
Enlist(context);
_lockManager.LockForWrite(context, i);
Resource res = _transactionStorage.Read(context, i);
if (res == null)
{
res = new Resource(i, count, price);
}
else
{
res.incrCount(count);
res.setPrice(price);
}
_transactionStorage.Write(context, i, res);
return(true);
}
public void ReadWriteTest()
{
Transaction context = new Transaction();
RID rid = new RID(RID.Type.FLIGHT, "test");
Customer c = new Customer();
HashSet<RID> reservations = new HashSet<RID> {rid};
var db = CreateDatabase();
TransactionStorage tr = new TransactionStorage(db);
tr.Write(context, c, reservations);
HashSet<RID> actual = tr.Read(context, c);
Assert.IsTrue(reservations.SetEquals(actual));
}
public void WriteDeleteBeforeCommit()
{
Transaction context = new Transaction();
RID rid = new RID(RID.Type.FLIGHT, "test");
var db = CreateDatabase();
TransactionStorage tr = new TransactionStorage(db);
tr.Write(context, rid, new Resource(rid, 10, 11));
tr.Delete(context, rid);
Resource res = tr.Read(context, rid);
Assert.IsNull(res);
}
