Ejemplo n.º 1
0
        public void TestAppend()
        {
            uint recno;

            testName = "TestAppend";
            SetUpTest(true);
            string dbFileName = testHome + "/" + testName + ".db";

            RecnoDatabaseConfig recnoConfig =
                new RecnoDatabaseConfig();

            recnoConfig.Creation = CreatePolicy.IF_NEEDED;
            recnoConfig.Append   = new AppendRecordDelegate(
                AppendRecord);
            RecnoDatabase recnoDB = RecnoDatabase.Open(
                dbFileName, recnoConfig);

            recno = recnoDB.Append(new DatabaseEntry(
                                       ASCIIEncoding.ASCII.GetBytes("data")));

            KeyValuePair <DatabaseEntry, DatabaseEntry> pair;

            pair = recnoDB.Get(
                new DatabaseEntry(BitConverter.GetBytes(recno)));
            Assert.AreEqual(ASCIIEncoding.ASCII.GetBytes("data"),
                            pair.Value.Data);

            recnoDB.Close();
        }
Ejemplo n.º 2
0
        public void GetCursorWithImplicitTxn(string home,
                                             string dbFile, bool ifConfig)
        {
            DatabaseEnvironmentConfig envConfig =
                new DatabaseEnvironmentConfig();

            envConfig.Create   = true;
            envConfig.UseCDB   = true;
            envConfig.UseMPool = true;
            DatabaseEnvironment env = DatabaseEnvironment.Open(
                home, envConfig);

            RecnoDatabaseConfig dbConfig =
                new RecnoDatabaseConfig();

            dbConfig.Creation = CreatePolicy.IF_NEEDED;
            dbConfig.Env      = env;
            RecnoDatabase db = RecnoDatabase.Open(dbFile,
                                                  dbConfig);

            RecnoCursor cursor;

            if (ifConfig == false)
            {
                cursor = db.Cursor();
            }
            else
            {
                cursor = db.Cursor(new CursorConfig());
            }

            cursor.Close();
            db.Close();
            env.Close();
        }
Ejemplo n.º 3
0
        public void TestConfig()
        {
            testName = "TestConfig";
            SetUpTest(true);
            string dbFileName = testHome + "/" + testName + ".db";

            XmlElement xmlElem = Configuration.TestSetUp(
                testFixtureName, testName);

            // Open a primary btree database.
            RecnoDatabaseConfig recDBConfig =
                new RecnoDatabaseConfig();

            recDBConfig.Creation = CreatePolicy.IF_NEEDED;
            RecnoDatabase recDB = RecnoDatabase.Open(
                dbFileName, recDBConfig);

            SecondaryRecnoDatabaseConfig secDBConfig =
                new SecondaryRecnoDatabaseConfig(recDB, null);

            Config(xmlElem, ref secDBConfig, true);
            Confirm(xmlElem, secDBConfig, true);

            // Close the primary btree database.
            recDB.Close();
        }
Ejemplo n.º 4
0
        public void TestTruncateUnusedPages()
        {
            testName = "TestTruncateUnusedPages";
            SetUpTest(true);

            DatabaseEnvironmentConfig envConfig =
                new DatabaseEnvironmentConfig();

            envConfig.Create   = true;
            envConfig.UseCDB   = true;
            envConfig.UseMPool = true;
            DatabaseEnvironment env = DatabaseEnvironment.Open(
                testHome, envConfig);

            RecnoDatabaseConfig dbConfig =
                new RecnoDatabaseConfig();

            dbConfig.Creation = CreatePolicy.IF_NEEDED;
            dbConfig.Env      = env;
            dbConfig.PageSize = 512;
            RecnoDatabase db = RecnoDatabase.Open(
                testName + ".db", dbConfig);

            ModifyRecordsInDB(db, null);
            Assert.Less(0, db.TruncateUnusedPages());

            db.Close();
            env.Close();
        }
Ejemplo n.º 5
0
        public void TestAppendWithoutTxn()
        {
            testName = "TestAppendWithoutTxn";
            SetUpTest(true);
            string recnoDBFileName = testHome + "/" +
                                     testName + ".db";

            RecnoDatabaseConfig recnoConfig =
                new RecnoDatabaseConfig();

            recnoConfig.Creation = CreatePolicy.ALWAYS;
            RecnoDatabase recnoDB = RecnoDatabase.Open(
                recnoDBFileName, recnoConfig);

            DatabaseEntry data = new DatabaseEntry(
                ASCIIEncoding.ASCII.GetBytes("data"));
            uint          num = recnoDB.Append(data);
            DatabaseEntry key = new DatabaseEntry(
                BitConverter.GetBytes(num));

            Assert.IsTrue(recnoDB.Exists(key));
            KeyValuePair <DatabaseEntry, DatabaseEntry> record =
                recnoDB.Get(key);

            Assert.IsTrue(data.Data.Length ==
                          record.Value.Data.Length);
            for (int i = 0; i < data.Data.Length; i++)
            {
                Assert.IsTrue(data.Data[i] ==
                              record.Value.Data[i]);
            }
            recnoDB.Close();
        }
Ejemplo n.º 6
0
        public void TestOpenExistingRecnoDB()
        {
            testName = "TestOpenExistingRecnoDB";
            SetUpTest(true);
            string recnoDBFileName = testHome + "/" +
                                     testName + ".db";

            RecnoDatabaseConfig recConfig =
                new RecnoDatabaseConfig();

            recConfig.Creation = CreatePolicy.ALWAYS;
            RecnoDatabase recDB = RecnoDatabase.Open(
                recnoDBFileName, recConfig);

            recDB.Close();

            RecnoDatabaseConfig dbConfig = new RecnoDatabaseConfig();
            string backingFile           = testHome + "/backingFile";

            File.Copy(recnoDBFileName, backingFile);
            dbConfig.BackingFile = backingFile;
            RecnoDatabase db = RecnoDatabase.Open(recnoDBFileName, dbConfig);

            Assert.AreEqual(db.Type, DatabaseType.RECNO);
            db.Close();
        }
Ejemplo n.º 7
0
        public void TestStats()
        {
            testName = "TestStats";
            SetUpTest(true);
            string dbFileName = testHome + "/" +
                                testName + ".db";

            RecnoDatabaseConfig dbConfig =
                new RecnoDatabaseConfig();

            ConfigCase1(dbConfig);
            RecnoDatabase db = RecnoDatabase.Open(dbFileName,
                                                  dbConfig);
            RecnoStats stats = db.Stats();

            ConfirmStatsPart1Case1(stats);

            // Put 1000 records into the database.
            PutRecordCase1(db, null);
            stats = db.Stats();
            ConfirmStatsPart2Case1(stats);

            // Delete 500 records.
            for (int i = 250; i <= 750; i++)
            {
                db.Delete(new DatabaseEntry(BitConverter.GetBytes(i)));
            }
            stats = db.Stats();
            ConfirmStatsPart3Case1(stats);

            db.Close();
        }
 private void Dispose(bool disposing)
 {
     if (!disposing)
     {
         return;
     }
     db?.Close(true);
     db?.Dispose();
 }
Ejemplo n.º 9
0
        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.
            RecnoDatabaseConfig DBConfig =
                new RecnoDatabaseConfig();

            DBConfig.Env      = env;
            DBConfig.Creation = CreatePolicy.IF_NEEDED;

            string        DBFileName = testName + ".db";
            RecnoDatabase db         = RecnoDatabase.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();
        }
Ejemplo n.º 10
0
        public void GetCursorWithExplicitTxn(string home,
                                             string dbFile, bool ifConfig)
        {
            DatabaseEnvironmentConfig envConfig =
                new DatabaseEnvironmentConfig();

            envConfig.Create   = true;
            envConfig.UseTxns  = true;
            envConfig.UseMPool = true;
            DatabaseEnvironment env = DatabaseEnvironment.Open(
                home, envConfig);

            Transaction         openTxn  = env.BeginTransaction();
            RecnoDatabaseConfig dbConfig =
                new RecnoDatabaseConfig();

            dbConfig.Creation = CreatePolicy.IF_NEEDED;
            dbConfig.Env      = env;
            RecnoDatabase db = RecnoDatabase.Open(dbFile,
                                                  dbConfig, openTxn);

            openTxn.Commit();

            Transaction cursorTxn = env.BeginTransaction();
            RecnoCursor cursor;

            if (ifConfig == false)
            {
                cursor = db.Cursor(cursorTxn);
            }
            else
            {
                cursor = db.Cursor(new CursorConfig(), cursorTxn);
            }
            cursor.Close();
            cursorTxn.Commit();
            db.Close();
            env.Close();
        }
Ejemplo n.º 11
0
        public void TestTruncateUnusedPagesInTxn()
        {
            testName = "TestTruncateUnusedPagesInTxn";
            testHome = testFixtureHome + "/" + testName;

            Configuration.ClearDir(testHome);

            DatabaseEnvironmentConfig envConfig =
                new DatabaseEnvironmentConfig();

            envConfig.Create     = true;
            envConfig.UseLogging = true;
            envConfig.UseMPool   = true;
            envConfig.UseTxns    = true;
            DatabaseEnvironment env = DatabaseEnvironment.Open(
                testHome, envConfig);

            Transaction         openTxn  = env.BeginTransaction();
            RecnoDatabaseConfig dbConfig =
                new RecnoDatabaseConfig();

            dbConfig.Creation = CreatePolicy.IF_NEEDED;
            dbConfig.Env      = env;
            dbConfig.PageSize = 512;
            RecnoDatabase db = RecnoDatabase.Open(
                testName + ".db", dbConfig, openTxn);

            openTxn.Commit();

            Transaction modifyTxn = env.BeginTransaction();

            ModifyRecordsInDB(db, modifyTxn);
            Assert.Less(0, db.TruncateUnusedPages(modifyTxn));
            modifyTxn.Commit();

            db.Close();
            env.Close();
        }
Ejemplo n.º 12
0
        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();
            RecnoDatabaseConfig dbConfig =
                new RecnoDatabaseConfig();

            ConfigCase1(dbConfig);
            dbConfig.Env = env;
            RecnoDatabase db = RecnoDatabase.Open(name + ".db",
                                                  dbConfig, openTxn);

            openTxn.Commit();

            Transaction statsTxn = env.BeginTransaction();
            RecnoStats  stats;
            RecnoStats  fastStats;

            if (ifIsolation == false)
            {
                stats     = db.Stats(statsTxn);
                fastStats = db.FastStats(statsTxn);
            }
            else
            {
                stats     = db.Stats(statsTxn, Isolation.DEGREE_ONE);
                fastStats = db.FastStats(statsTxn,
                                         Isolation.DEGREE_ONE);
            }
            ConfirmStatsPart1Case1(stats);

            // Put 1000 records into the database.
            PutRecordCase1(db, statsTxn);

            if (ifIsolation == false)
            {
                stats     = db.Stats(statsTxn);
                fastStats = db.FastStats(statsTxn);
            }
            else
            {
                stats     = db.Stats(statsTxn, Isolation.DEGREE_TWO);
                fastStats = db.FastStats(statsTxn,
                                         Isolation.DEGREE_TWO);
            }
            ConfirmStatsPart2Case1(stats);

            // Delete 500 records.
            for (int i = 250; i <= 750; i++)
            {
                db.Delete(new DatabaseEntry(BitConverter.GetBytes(i)),
                          statsTxn);
            }

            if (ifIsolation == false)
            {
                stats     = db.Stats(statsTxn);
                fastStats = db.FastStats(statsTxn);
            }
            else
            {
                stats     = db.Stats(statsTxn, Isolation.DEGREE_THREE);
                fastStats = db.FastStats(statsTxn,
                                         Isolation.DEGREE_THREE);
            }
            ConfirmStatsPart3Case1(stats);

            statsTxn.Commit();
            db.Close();
            env.Close();
        }
Ejemplo n.º 13
0
        public void OpenSecRecnoDBWithinTxn(string className,
                                            string funName, string home, string dbFileName,
                                            string dbSecFileName, bool ifDbName)
        {
            XmlElement xmlElem = Configuration.TestSetUp(
                className, funName);

            // Open an environment.
            DatabaseEnvironmentConfig envConfig =
                new DatabaseEnvironmentConfig();

            envConfig.Create     = true;
            envConfig.UseTxns    = true;
            envConfig.UseMPool   = true;
            envConfig.UseLogging = true;
            DatabaseEnvironment env = DatabaseEnvironment.Open(
                home, envConfig);

            // Open a primary recno database.
            Transaction         openDBTxn = env.BeginTransaction();
            RecnoDatabaseConfig dbConfig  =
                new RecnoDatabaseConfig();

            dbConfig.Creation = CreatePolicy.IF_NEEDED;

            dbConfig.Env = env;
            RecnoDatabase db = RecnoDatabase.Open(
                dbFileName, dbConfig, openDBTxn);

            openDBTxn.Commit();

            // Open a secondary recno database.
            Transaction openSecTxn = env.BeginTransaction();
            SecondaryRecnoDatabaseConfig secDBConfig =
                new SecondaryRecnoDatabaseConfig(db,
                                                 new SecondaryKeyGenDelegate(SecondaryKeyGen));

            SecondaryRecnoDatabaseConfigTest.Config(xmlElem,
                                                    ref secDBConfig, false);
            secDBConfig.Env = env;
            SecondaryRecnoDatabase secDB;

            if (ifDbName == false)
            {
                secDB = SecondaryRecnoDatabase.Open(
                    dbSecFileName, secDBConfig, openSecTxn);
            }
            else
            {
                secDB = SecondaryRecnoDatabase.Open(
                    dbSecFileName, "secondary", secDBConfig,
                    openSecTxn);
            }
            openSecTxn.Commit();

            // Confirm its flags configured in secDBConfig.
            Confirm(xmlElem, secDB, true);
            secDB.Close();

            // Open the existing secondary database.
            Transaction             secTxn    = env.BeginTransaction();
            SecondaryDatabaseConfig secConfig =
                new SecondaryDatabaseConfig(db,
                                            new SecondaryKeyGenDelegate(SecondaryKeyGen));

            secConfig.Env = env;

            SecondaryDatabase secExDB;

            if (ifDbName == false)
            {
                secExDB = SecondaryRecnoDatabase.Open(
                    dbSecFileName, secConfig, secTxn);
            }
            else
            {
                secExDB = SecondaryRecnoDatabase.Open(
                    dbSecFileName, "secondary", secConfig,
                    secTxn);
            }
            secExDB.Close();
            secTxn.Commit();

            db.Close();
            env.Close();
        }