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path: root/test/scr037/SecondaryQueueDatabaseTest.cs
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/*-
 * See the file LICENSE for redistribution information.
 *
 * Copyright (c) 2009 Oracle.  All rights reserved.
 *
 */
using System;
using System.Collections;
using System.Collections.Generic;
using System.IO;
using System.Text;
using System.Threading;
using System.Xml;
using NUnit.Framework;
using BerkeleyDB;

namespace CsharpAPITest
{
	[TestFixture]
	public class SecondaryQueueDatabaseTest
	{
		private string testFixtureHome;
		private string testFixtureName;
		private string testName;
		private string testHome;

		[TestFixtureSetUp]
		public void RunBeforeTests()
		{
			testFixtureName = "SecondaryQueueDatabaseTest";
			testFixtureHome = "./TestOut/" + testFixtureName;

			Configuration.ClearDir(testFixtureHome);
		}

		/*
		 * Tests to all Open() share the same configuration in 
		 * AllTestData.xml.
		 */ 
		[Test]
		public void TestOpen()
		{
			testName = "TestOpen";
			testHome = testFixtureHome + "/" + testName;
			string dbFileName = testHome + "/" + testName + ".db";
			string dbSecFileName = testHome + "/" +
			    testName + "_sec.db";

			Configuration.ClearDir(testHome);

			OpenSecQueueDB(testFixtureName, "TestOpen", 
			    dbFileName, dbSecFileName);
		}
		
		public void OpenSecQueueDB(string className, 
		    string funName, string dbFileName, string dbSecFileName)
		{
			XmlElement xmlElem = Configuration.TestSetUp(
			    className, funName);

			// Open a primary queue database.
			QueueDatabaseConfig primaryDBConfig =
			    new QueueDatabaseConfig();
			primaryDBConfig.Creation = CreatePolicy.IF_NEEDED;
			QueueDatabase primaryDB;

			/*
			 * If secondary database name is given, the primary 
			 * database is also opened with database name.
			 */ 
			primaryDB = QueueDatabase.Open(dbFileName,
			    primaryDBConfig);

			try
			{
				// Open a new secondary database.
				SecondaryQueueDatabaseConfig secQueueDBConfig =
				    new SecondaryQueueDatabaseConfig(
				    primaryDB, null);
				SecondaryQueueDatabaseConfigTest.Config(
				    xmlElem, ref secQueueDBConfig, false);
				secQueueDBConfig.Creation =
				    CreatePolicy.IF_NEEDED;
	
				SecondaryQueueDatabase secQueueDB;
				secQueueDB = SecondaryQueueDatabase.Open(
				    dbSecFileName, secQueueDBConfig);

				// Close the secondary database.
				secQueueDB.Close();

				// Open the existing secondary database.
				SecondaryDatabaseConfig secDBConfig =
				    new SecondaryQueueDatabaseConfig(
				    primaryDB, null);

				SecondaryDatabase secDB;
				secDB = SecondaryQueueDatabase.Open(
				    dbSecFileName, secDBConfig);

				// Close secondary database.
				secDB.Close();
			}
			catch (DatabaseException)
			{
				throw new TestException();
			}
			finally
			{
				// Close primary database.
				primaryDB.Close();
			}
		}

		[Test]
		public void TestOpenWithinTxn()
		{
			testName = "TestOpenWithinTxn";
			testHome = testFixtureHome + "/" + testName;
			string dbFileName = testName + ".db";
			string dbSecFileName = testName + "_sec.db";

			Configuration.ClearDir(testHome);

			OpenSecQueueDBWithinTxn(testFixtureName,
			    "TestOpen", testHome, dbFileName, 
			    dbSecFileName);
		}

		[Test]
		public void TestOpenDBNameWithinTxn()
		{
			testName = "TestOpenDBNameWithinTxn";
			testHome = testFixtureHome + "/" + testName;
			string dbFileName = testName + ".db";
			string dbSecFileName = testName + "_sec.db";

			Configuration.ClearDir(testHome);

			OpenSecQueueDBWithinTxn(testFixtureName, 
			    "TestOpen", testHome, dbFileName, 
			    dbSecFileName);
		}

		public void OpenSecQueueDBWithinTxn(string className, 
		    string funName, string home, string dbFileName, 
		    string dbSecFileName)
		{
			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 queue database.
			Transaction openDBTxn = env.BeginTransaction();
			QueueDatabaseConfig dbConfig =
			    new QueueDatabaseConfig();
			dbConfig.Creation = CreatePolicy.IF_NEEDED;
			dbConfig.Env = env;
			QueueDatabase db = QueueDatabase.Open(
			    dbFileName, dbConfig, openDBTxn);
			openDBTxn.Commit();

			// Open a secondary queue database.
			Transaction openSecTxn = env.BeginTransaction();
			SecondaryQueueDatabaseConfig secDBConfig =
			    new SecondaryQueueDatabaseConfig(db,
			    new SecondaryKeyGenDelegate(SecondaryKeyGen));
			SecondaryQueueDatabaseConfigTest.Config(xmlElem,
			    ref secDBConfig, true);
			secDBConfig.Env = env;
			SecondaryQueueDatabase secDB;
			secDB = SecondaryQueueDatabase.Open(
			    dbSecFileName, 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;
			secExDB = SecondaryQueueDatabase.Open(
			    dbSecFileName, secConfig, secTxn);

			secExDB.Close();
			secTxn.Commit();

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

		public DatabaseEntry SecondaryKeyGen(
		    DatabaseEntry key, DatabaseEntry data)
		{
			DatabaseEntry dbtGen;
			dbtGen = new DatabaseEntry(data.Data);
			return dbtGen;
		}

		public static void Confirm(XmlElement xmlElem,
		    SecondaryQueueDatabase secDB, bool compulsory)
		{
			Configuration.ConfirmUint(xmlElem,
			    "ExtentSize", secDB.ExtentSize, compulsory);
			Configuration.ConfirmUint(xmlElem, "Length",
			    secDB.Length, compulsory);
			Configuration.ConfirmInt(xmlElem, "PadByte",
			    secDB.PadByte, compulsory);
		}
	}
}