public void TestKeyExistException()
{
testName = "TestKeyExistException";
SetUpTest(true);
string dbFileName = testHome + "/" + testName + ".db";
HashDatabaseConfig hashConfig = new HashDatabaseConfig();
hashConfig.Creation = CreatePolicy.ALWAYS;
hashConfig.Duplicates = DuplicatesPolicy.SORTED;
HashDatabase hashDB = HashDatabase.Open(dbFileName, hashConfig);
// Put the same record into db twice.
DatabaseEntry key, data;
key = new DatabaseEntry(ASCIIEncoding.ASCII.GetBytes("1"));
data = new DatabaseEntry(ASCIIEncoding.ASCII.GetBytes("1"));
try
{
hashDB.PutNoDuplicate(key, data);
hashDB.PutNoDuplicate(key, data);
}
catch (KeyExistException)
{
throw new ExpectedTestException();
}
finally
{
hashDB.Close();
}
}
public void TestPutNoDuplicate()
{
testName = "TestPutNoDuplicate";
SetUpTest(true);
string dbFileName = testHome + "/" + testName + ".db";
HashDatabaseConfig hashConfig =
new HashDatabaseConfig();
hashConfig.Creation = CreatePolicy.ALWAYS;
hashConfig.Duplicates = DuplicatesPolicy.SORTED;
hashConfig.TableSize = 20;
HashDatabase hashDB = HashDatabase.Open(dbFileName, hashConfig);
DatabaseEntry key, data;
for (int i = 1; i <= 10; i++)
{
key = new DatabaseEntry(BitConverter.GetBytes(i));
data = new DatabaseEntry(BitConverter.GetBytes(i));
hashDB.PutNoDuplicate(key, data);
}
Assert.IsTrue(hashDB.Exists(
new DatabaseEntry(BitConverter.GetBytes((int)5))));
hashDB.Close();
}
public void TestPutNoDuplicateWithUnsortedDuplicate()
{
testName = "TestPutNoDuplicateWithUnsortedDuplicate";
SetUpTest(true);
string dbFileName = testHome + "/" + testName + ".db";
HashDatabaseConfig hashConfig = new HashDatabaseConfig();
hashConfig.Creation = CreatePolicy.ALWAYS;
hashConfig.Duplicates = DuplicatesPolicy.UNSORTED;
hashConfig.ErrorPrefix = testName;
HashDatabase hashDB = HashDatabase.Open(dbFileName, hashConfig);
DatabaseEntry key, data;
key = new DatabaseEntry(ASCIIEncoding.ASCII.GetBytes("1"));
data = new DatabaseEntry(ASCIIEncoding.ASCII.GetBytes("1"));
try
{
hashDB.PutNoDuplicate(key, data);
}
catch (DatabaseException)
{
throw new ExpectedTestException();
}
finally
{
hashDB.Close();
}
}
public void TestPutNoDuplicateWithTxn()
{
testName = "TestPutNoDuplicateWithTxn";
testHome = testFixtureHome + "/" + testName;
Configuration.ClearDir(testHome);
// Open an environment.
DatabaseEnvironmentConfig envConfig =
new DatabaseEnvironmentConfig();
envConfig.Create = true;
envConfig.UseLogging = true;
envConfig.UseMPool = true;
envConfig.UseTxns = true;
DatabaseEnvironment env = DatabaseEnvironment.Open(
testHome, envConfig);
// Open a hash database within a transaction.
Transaction txn = env.BeginTransaction();
HashDatabaseConfig dbConfig = new HashDatabaseConfig();
dbConfig.Creation = CreatePolicy.IF_NEEDED;
dbConfig.Duplicates = DuplicatesPolicy.SORTED;
dbConfig.Env = env;
HashDatabase db = HashDatabase.Open(testName + ".db", dbConfig, txn);
DatabaseEntry dbt = new DatabaseEntry(BitConverter.GetBytes((int)100));
db.PutNoDuplicate(dbt, dbt, txn);
try
{
db.PutNoDuplicate(dbt, dbt, txn);
}
catch (KeyExistException)
{
throw new ExpectedTestException();
}
finally
{
// Close all.
db.Close();
txn.Commit();
env.Close();
}
}