public bool Equals(LineItemKey other)
{
return(string.Equals(this.ProdCode, other.ProdCode, StringComparison.Ordinal) && this.OrderId == other.OrderId);
}
public void SimpleStoreRetrieve()
{
var config = new DatabaseConfiguration(DatabaseOptions.Create);
Database dbase;
Statistics stats;
using (var tx = fixture.Env.BeginDatabaseTransaction(TransactionModes.None)) {
dbase = tx.OpenDatabase("TestDb3", config);
stats = dbase.GetStats(tx);
tx.Commit();
}
var fmt = new StdFormatter(ByteConverter.SystemByteOrder);
// instantiate and register Field instances
var likField = new LineItemKeyField(fmt, true);
var limField = new LineItemField(fmt, true);
var lik = new LineItemKey {
OrderId = 1, ProdCode = "GIN"
};
var lim = new LineItem {
Key = lik, Quantity = 8
};
var lik2 = new LineItemKey {
OrderId = 2, ProdCode = "WHISKY"
};
var lim2 = new LineItem {
Key = lik2, Quantity = 24
};
var buffer = fixture.Buffers.Acquire(1024);
try {
using (var tx = fixture.Env.BeginTransaction(TransactionModes.None)) {
var target = new Span <byte>(buffer);
// use convenience API
int bufPos = 0;
fmt.SerializeObject(target, lik, ref bufPos);
var limPos = bufPos;
fmt.SerializeObject(target, lim, ref bufPos);
var keySpan = target.Slice(0, limPos);
var dataSpan = target.Slice(limPos, bufPos - limPos);
dbase.Put(tx, keySpan, dataSpan, PutOptions.None);
// use explicit API
fmt.InitSerialization(0);
fmt.SerializeObject(target, lik2);
limPos = fmt.FinishSerialization(target);
fmt.InitSerialization(limPos);
fmt.SerializeObject(target, lim2);
bufPos = fmt.FinishSerialization(target);
keySpan = target.Slice(0, limPos);
dataSpan = target.Slice(limPos, bufPos - limPos);
dbase.Put(tx, keySpan, dataSpan, PutOptions.None);
tx.Commit();
}
LineItem limOut;
LineItem limOut2;
using (var tx = fixture.Env.BeginReadOnlyTransaction(TransactionModes.None)) {
var target = new Span <byte>(buffer);
// use explicit API
fmt.InitSerialization(0);
fmt.SerializeObject(target, lik);
int bufPos = fmt.FinishSerialization(target);
var keySpan = target.Slice(0, bufPos);
Assert.True(dbase.Get(tx, keySpan, out ReadOnlySpan <byte> dataSpan));
fmt.InitDeserialization(dataSpan, 0);
limOut = fmt.DeserializeObject <LineItem>(dataSpan);
bufPos = fmt.FinishDeserialization();
// use convenience API
bufPos = 0;
fmt.SerializeObject(target, lik2, ref bufPos);
keySpan = target.Slice(0, bufPos);
Assert.True(dbase.Get(tx, keySpan, out dataSpan));
bufPos = 0;
limOut2 = fmt.DeserializeObject <LineItem>(dataSpan, ref bufPos);
tx.Commit();
}
Assert.True(lim.Equals(limOut));
Assert.True(lim2.Equals(limOut2));
}
finally {
fixture.Buffers.Return(buffer);
using (var tx = fixture.Env.BeginDatabaseTransaction(TransactionModes.None)) {
dbase.Drop(tx);
tx.Commit();
}
}
}
