public void StatsInTxn(string home, string name, bool ifIsolation)
{
DatabaseEnvironmentConfig envConfig =
new DatabaseEnvironmentConfig();
EnvConfigCase1(envConfig);
DatabaseEnvironment env = DatabaseEnvironment.Open(
home, envConfig);
Transaction openTxn = env.BeginTransaction();
HeapDatabaseConfig dbConfig =
new HeapDatabaseConfig();
ConfigCase1(dbConfig);
dbConfig.Env = env;
HeapDatabase db = HeapDatabase.Open(name + ".db",
dbConfig, openTxn);
openTxn.Commit();
Transaction statsTxn = env.BeginTransaction();
HeapStats stats;
if (ifIsolation == false)
{
stats = db.Stats(statsTxn);
}
else
{
stats = db.Stats(statsTxn, Isolation.DEGREE_ONE);
}
ConfirmStatsPart1Case1(stats);
db.Msgfile = home + "/" + name + ".log";
db.PrintStats(true);
// Put 500 records into the database.
PutRecordCase1(db, statsTxn);
if (ifIsolation == false)
{
stats = db.Stats(statsTxn);
}
else
{
stats = db.Stats(statsTxn, Isolation.DEGREE_TWO);
}
ConfirmStatsPart2Case1(stats);
db.PrintStats();
statsTxn.Commit();
db.Close();
env.Close();
}
public void TestMessageFile()
{
testName = "TestMessageFile";
SetUpTest(true);
// Configure and open an environment.
DatabaseEnvironmentConfig envConfig =
new DatabaseEnvironmentConfig();
envConfig.Create = true;
envConfig.UseMPool = true;
DatabaseEnvironment env = DatabaseEnvironment.Open(
testHome, envConfig);
// Configure and open a database.
HeapDatabaseConfig DBConfig =
new HeapDatabaseConfig();
DBConfig.Env = env;
DBConfig.Creation = CreatePolicy.IF_NEEDED;
string DBFileName = testName + ".db";
HeapDatabase db = HeapDatabase.Open(DBFileName, DBConfig);
// Confirm message file does not exist.
string messageFile = testHome + "/" + "msgfile";
Assert.AreEqual(false, File.Exists(messageFile));
// Call set_msgfile() of db.
db.Msgfile = messageFile;
// Print db statistic to message file.
db.PrintStats(true);
// Confirm message file exists now.
Assert.AreEqual(true, File.Exists(messageFile));
db.Msgfile = "";
string line = null;
// Read the third line of message file.
System.IO.StreamReader file = new System.IO.StreamReader(@"" + messageFile);
line = file.ReadLine();
line = file.ReadLine();
line = file.ReadLine();
// Confirm the message file is not empty.
Assert.AreEqual(line, "DB handle information:");
file.Close();
// Close database and environment.
db.Close();
env.Close();
}
