public void GetDuplicateCount()
{
Cursor c = new Cursor(db);
byte[] k1 = new byte[5]; k1[0] = 5;
byte[] r1 = new byte[5]; r1[0] = 1;
byte[] r2 = new byte[5]; r2[0] = 2;
byte[] r3 = new byte[5]; r2[0] = 2;
c.Insert(k1, r1);
Assert.AreEqual(1, c.GetDuplicateCount());
c.Insert(k1, r2, HamConst.HAM_DUPLICATE);
Assert.AreEqual(2, c.GetDuplicateCount());
c.Insert(k1, r3, HamConst.HAM_DUPLICATE);
Assert.AreEqual(3, c.GetDuplicateCount());
c.Erase();
c.MoveFirst();
Assert.AreEqual(2, c.GetDuplicateCount());
}
public void Overwrite()
{
Cursor c = new Cursor(db);
byte[] k = new byte[5];
byte[] r1 = new byte[5]; r1[0] = 1;
byte[] r2 = new byte[5]; r2[0] = 2;
db.Insert(k, r1);
c.MoveFirst();
byte[] f = c.GetRecord();
checkEqual(r1, f);
c.Overwrite(r2);
byte[] g = c.GetRecord();
checkEqual(r2, g);
}
private void Cursor10000Test()
{
//create database
Hamster.Environment env = new Hamster.Environment();
env.Create("ntest.db");
Parameter[] param = new Parameter[1];
param[0] = new Parameter();
param[0].name = HamConst.HAM_PARAM_KEY_TYPE;
param[0].value = HamConst.HAM_TYPE_UINT64;
Database db = env.CreateDatabase(1, 0, param);
//insert records
for (ulong i = 0; i < 10000; i++)
{
byte[] key = BitConverter.GetBytes(i);
byte[] record = new byte[20];
db.Insert(key, record);
}
//close database
db.Close();
//reopen again
db = env.OpenDatabase(1);
Cursor cursor = new Cursor(db);
cursor.MoveFirst();
ulong firstKey = BitConverter.ToUInt64(cursor.GetKey(), 0);
Assert.AreEqual((ulong)0, firstKey);
cursor.MoveLast();
ulong lastKey = BitConverter.ToUInt64(cursor.GetKey(), 0);
Assert.AreEqual((ulong)9999, lastKey);
//close database
cursor.Close();
db.Close();
env.Close();
}
public void MoveFirst()
{
Cursor c = new Cursor(db);
byte[] k = new byte[5];
byte[] r = new byte[5];
db.Insert(k, r);
c.MoveFirst();
}
public void Cursor10000Test()
{
//create database
Database hamster = CreateDatabase("test.db");
//insert records
for (ulong i = 0; i < 10000; i++)
{
byte[] key = BitConverter.GetBytes(i);
byte[] record = new byte[20];
hamster.Insert(key, record);
}
//close database
hamster.Close();
//reopen again
hamster = OpenDatabase("test.db");
Cursor cursor = new Cursor(hamster);
cursor.MoveFirst();
ulong firstKey = BitConverter.ToUInt64(cursor.GetKey(), 0);
Assert.AreEqual((ulong)0, firstKey);
cursor.MoveLast();
ulong lastKey = BitConverter.ToUInt64(cursor.GetKey(), 0);
Assert.AreEqual((ulong)9999, lastKey);
//close database
cursor.Close();
hamster.Close();
}
