private void TestAllocate()
{
try
{
_logger.Message("Testing Allocate");
int address;
Manager.CreateFile(SampleFile, 4, false); //Without bitmap
Manager.CreateFile(SampleFile_BM, 4, true); //With bitmap
Stream fs = new FileStream(SampleFile, FileMode.OpenOrCreate);
Stream fsbm = new FileStream(SampleFile_BM, FileMode.OpenOrCreate);
//Tests for Allocate
Assert.AreEqual(Manager.Allocate(SampleFile, fs), Manager.GetEndOfFile(fs));
Assert.AreEqual(Manager.Allocate(SampleFile_BM, fsbm), Manager.GetEndOfFile(fsbm));
using (FileStream fsBitMap = new FileStream(SampleFile_BM + " - BitMap", FileMode.Open))
{
Manager.Write(fsBitMap, Manager.HeaderSize, Converter.IntToBytes(16));
}
Assert.AreEqual(Manager.Allocate(SampleFile_BM, fsbm), 16);
using (FileStream fsBitMap = new FileStream(SampleFile_BM + " - BitMap", FileMode.Open))
{
Assert.AreEqual(Manager.GetEndOfFile(fsBitMap), Manager.HeaderSize);
}
for (int i = 0; i < 5; i++)
{
address = Manager.Allocate(SampleFile_BM, fsbm);
Assert.AreEqual(Manager.GetEndOfFile(fsbm), address);
Manager.Write(fsbm, address, Converter.IntToBytes(100 + i));
}
fs.Close();
fsbm.Close();
}
catch (Exception e)
{
_logger.Error(e.Message);
}
finally
{
Manager.DropFile(SampleFile);
Manager.DropFile(SampleFile_BM);
Manager.DropFile(SampleFile_BM + " - BitMap");
}
}
/**
* Inserts a record into the table
* Those fields should be null which have not been set
* @returns Address where it is inserted
*/
public int InsertRecord(Record record)
{
//Inserting entry into record file
String recordsPath = GetFilePath.TableRecords(table.DbName, table.Name);
Stream fs = new FileStream(recordsPath, FileMode.OpenOrCreate);
int address = storageManager.Allocate(recordsPath, fs);
char[] recordStream = table.RecordToCharArray(record);
storageManager.Write(fs, address, Converter.CharToBytes(recordStream));
fs.Close();
return(address);
}
