public void TestMoveNext()
{
testName = "TestMoveNext";
SetUpTest(true);
DatabaseEnvironment env;
RecnoDatabase db;
Logging(testHome, testName, out env, out db);
// Get log cursor to read/write log.
LogCursor logCursor = env.GetLogCursor();
logCursor.MoveLast();
DatabaseEntry curRec = logCursor.CurrentRecord;
for (int i = 0; i < 1000; i++)
{
db.Append(new DatabaseEntry(
ASCIIEncoding.ASCII.GetBytes("new data")));
}
Assert.IsTrue(logCursor.MoveNext());
logCursor.MoveNext();
// Close the log cursor.
logCursor.Close();
db.Close();
env.Close();
}
public void TestMovePrev()
{
testName = "TestMovePrev";
SetUpTest(true);
DatabaseEnvironment env;
LSN lsn;
RecnoDatabase db;
Logging(testHome, testName, out env, out db);
// Get log cursor to read/write log.
LogCursor logCursor = env.GetLogCursor();
// Get the last two LSN in log file.
logCursor.MoveLast();
Assert.IsTrue(logCursor.MovePrev());
// Close all.
logCursor.Close();
db.Close();
env.Close();
}
public void TestMoveLast()
{
testName = "TestMoveLast";
SetUpTest(true);
DatabaseEnvironment env;
RecnoDatabase db;
Logging(testHome, testName, out env, out db);
// Get log cursor to read/write log.
LogCursor logCursor = env.GetLogCursor();
// Move to the last LSN in log file.
Assert.IsTrue(logCursor.MoveLast());
// The offset of last LSN shouldn't be 0.
Assert.AreNotEqual(0, logCursor.CurrentLSN.Offset);
// Close all.
logCursor.Close();
db.Close();
env.Close();
}
public void TestRefresh()
{
testName = "TestRefresh";
SetUpTest(true);
DatabaseEnvironment env;
LSN lsn;
RecnoDatabase db;
Logging(testHome, testName, out env, out db);
// Get log cursor to read/write log.
LogCursor logCursor = env.GetLogCursor();
// Move the cursor to the last record.
logCursor.MoveLast();
DatabaseEntry curRec = logCursor.CurrentRecord;
// Put some new records into database.
for (int i = 0; i < 10; i++)
{
db.Append(new DatabaseEntry(
ASCIIEncoding.ASCII.GetBytes("new data")));
}
// Get the current record that cursor points to.
logCursor.Refresh();
// It shouldn't be changed.
Assert.AreEqual(curRec.Data,
logCursor.CurrentRecord.Data);
// Close all.
logCursor.Close();
db.Close();
env.Close();
}
