/*- * See the file LICENSE for redistribution information. * * Copyright (c) 2009, 2011 Oracle and/or its affiliates. All rights reserved. * */ using System; using System.Collections; using System.Collections.Generic; using System.IO; using System.Text; using System.Xml; using NUnit.Framework; using BerkeleyDB; namespace CsharpAPITest { [TestFixture] public class LogConfigTest : CSharpTestFixture { [TestFixtureSetUp] public void SetUpTestFixture() { testFixtureName = "LogConfigTest"; base.SetUpTestfixture(); } [Test] public void TestConfig() { testName = "TestConfig"; SetUpTest(false); /* * Configure the fields/properties and see if * they are updated successfully. */ LogConfig logConfig = new LogConfig(); XmlElement xmlElem = Configuration.TestSetUp(testFixtureName, testName); Config(xmlElem, ref logConfig, true); Confirm(xmlElem, logConfig, true); } [Test, ExpectedException(typeof(ExpectedTestException))] public void TestFullLogBufferException() { testName = "TestFullLogBufferException"; SetUpTest(true); // Open an environment and configured log subsystem. DatabaseEnvironmentConfig cfg = new DatabaseEnvironmentConfig(); cfg.Create = true; cfg.TxnNoSync = true; cfg.UseTxns = true; cfg.UseLocking = true; cfg.UseMPool = true; cfg.UseLogging = true; cfg.LogSystemCfg = new LogConfig(); cfg.LogSystemCfg.AutoRemove = false; cfg.LogSystemCfg.BufferSize = 409600; cfg.LogSystemCfg.MaxFileSize = 10480; cfg.LogSystemCfg.NoBuffer = false; cfg.LogSystemCfg.ZeroOnCreate = true; cfg.LogSystemCfg.InMemory = true; DatabaseEnvironment env = DatabaseEnvironment.Open(testHome, cfg); BTreeDatabase db; try { Transaction openTxn = env.BeginTransaction(); try { BTreeDatabaseConfig dbConfig = new BTreeDatabaseConfig(); dbConfig.Creation = CreatePolicy.IF_NEEDED; dbConfig.Env = env; db = BTreeDatabase.Open(testName + ".db", dbConfig, openTxn); openTxn.Commit(); } catch (DatabaseException e) { openTxn.Abort(); throw e; } Transaction writeTxn = env.BeginTransaction(); try { /* * Writing 10 large records into in-memory logging * database should throw FullLogBufferException since * the amount of put data is larger than buffer size. */ byte[] byteArr = new byte[204800]; for (int i = 0; i < 10; i++) db.Put(new DatabaseEntry(BitConverter.GetBytes(i)), new DatabaseEntry(byteArr), writeTxn); writeTxn.Commit(); } catch (Exception e) { writeTxn.Abort(); throw e; } finally { db.Close(true); } } catch (FullLogBufferException e) { Assert.AreEqual(ErrorCodes.DB_LOG_BUFFER_FULL, e.ErrorCode); throw new ExpectedTestException(); } finally { env.Close(); } } [Test] public void TestLoggingSystemStats() { testName = "TestLoggingSystemStats"; SetUpTest(true); string logDir = "./"; Directory.CreateDirectory(testHome + "/" + logDir); DatabaseEnvironmentConfig cfg = new DatabaseEnvironmentConfig(); cfg.Create = true; cfg.UseTxns = true; cfg.AutoCommit = true; cfg.UseLocking = true; cfg.UseMPool = true; cfg.UseLogging = true; cfg.MPoolSystemCfg = new MPoolConfig(); cfg.MPoolSystemCfg.CacheSize = new CacheInfo(0, 1048576, 1); cfg.LogSystemCfg = new LogConfig(); cfg.LogSystemCfg.AutoRemove = false; cfg.LogSystemCfg.BufferSize = 10240; cfg.LogSystemCfg.Dir = logDir; cfg.LogSystemCfg.FileMode = 755; cfg.LogSystemCfg.ForceSync = true; cfg.LogSystemCfg.InMemory = false; cfg.LogSystemCfg.MaxFileSize = 1048576; cfg.LogSystemCfg.NoBuffer = false; cfg.LogSystemCfg.RegionSize = 204800; cfg.LogSystemCfg.ZeroOnCreate = true; DatabaseEnvironment env = DatabaseEnvironment.Open(testHome, cfg); LogStats stats = env.LoggingSystemStats(); env.PrintLoggingSystemStats(); Assert.AreEqual(10240, stats.BufferSize); Assert.AreEqual(1, stats.CurrentFile); Assert.AreNotEqual(0, stats.CurrentOffset); Assert.AreEqual(0, stats.FileId); Assert.AreEqual(1048576, stats.FileSize); Assert.AreEqual(0, stats.InitFileId); Assert.AreNotEqual(0, stats.MagicNumber); Assert.AreEqual(0, stats.MaxFileId); Assert.AreNotEqual(0, stats.PermissionsMode); Assert.AreEqual(1, stats.Records); Assert.AreNotEqual(0, stats.RegionLockNoWait); Assert.LessOrEqual(204800, stats.RegionSize); Assert.AreNotEqual(0, stats.Version); Transaction openTxn = env.BeginTransaction(); BTreeDatabaseConfig dbConfig = new BTreeDatabaseConfig(); dbConfig.Creation = CreatePolicy.IF_NEEDED; dbConfig.Env = env; BTreeDatabase db = BTreeDatabase.Open(testName + ".db", dbConfig, openTxn); openTxn.Commit(); Transaction writeTxn = env.BeginTransaction(); byte[] byteArr = new byte[1024]; for (int i = 0; i < 1000; i++) db.Put(new DatabaseEntry(BitConverter.GetBytes(i)), new DatabaseEntry(byteArr), writeTxn); writeTxn.Commit(); stats = env.LoggingSystemStats(); Assert.AreNotEqual(0, stats.Bytes); Assert.AreNotEqual(0, stats.BytesSinceCheckpoint); Assert.AreNotEqual(0, stats.DiskFileNumber); Assert.AreNotEqual(0, stats.DiskOffset); Assert.AreNotEqual(0, stats.MaxCommitsPerFlush); Assert.AreNotEqual(0, stats.MBytes); Assert.AreNotEqual(0, stats.MBytesSinceCheckpoint); Assert.AreNotEqual(0, stats.MinCommitsPerFlush); Assert.AreNotEqual(0, stats.OverflowWrites); Assert.AreNotEqual(0, stats.Syncs); Assert.AreNotEqual(0, stats.Writes); Assert.AreEqual(0, stats.Reads); Assert.AreEqual(0, stats.RegionLockWait); stats = env.LoggingSystemStats(true); stats = env.LoggingSystemStats(); Assert.AreEqual(0, stats.Bytes); Assert.AreEqual(0, stats.BytesSinceCheckpoint); Assert.AreEqual(0, stats.MaxCommitsPerFlush); Assert.AreEqual(0, stats.MBytes); Assert.AreEqual(0, stats.MBytesSinceCheckpoint); Assert.AreEqual(0, stats.MinCommitsPerFlush); Assert.AreEqual(0, stats.OverflowWrites); Assert.AreEqual(0, stats.Syncs); Assert.AreEqual(0, stats.Writes); Assert.AreEqual(0, stats.Reads); env.PrintLoggingSystemStats(true, true); db.Close(); env.Close(); } [Test] public void TestLsn() { testName = "TestLsn"; SetUpTest(true); LSN lsn = new LSN(12, 411); Assert.AreEqual(12, lsn.LogFileNumber); Assert.AreEqual(411, lsn.Offset); LSN newLsn = new LSN(15, 410); Assert.AreEqual(0, LSN.Compare(lsn, lsn)); Assert.Greater(0, LSN.Compare(lsn, newLsn)); } public static void Confirm(XmlElement xmlElement, LogConfig logConfig, bool compulsory) { Configuration.ConfirmBool(xmlElement, "AutoRemove", logConfig.AutoRemove, compulsory); Configuration.ConfirmUint(xmlElement, "BufferSize", logConfig.BufferSize, compulsory); Configuration.ConfirmString(xmlElement, "Dir", logConfig.Dir, compulsory); Configuration.ConfirmInt(xmlElement, "FileMode", logConfig.FileMode, compulsory); Configuration.ConfirmBool(xmlElement, "ForceSync", logConfig.ForceSync, compulsory); Configuration.ConfirmBool(xmlElement, "InMemory", logConfig.InMemory, compulsory); Configuration.ConfirmUint(xmlElement, "MaxFileSize", logConfig.MaxFileSize, compulsory); Configuration.ConfirmBool(xmlElement, "NoBuffer", logConfig.NoBuffer, compulsory); Configuration.ConfirmUint(xmlElement, "RegionSize", logConfig.RegionSize, compulsory); Configuration.ConfirmBool(xmlElement, "ZeroOnCreate", logConfig.ZeroOnCreate, compulsory); } public static void Config(XmlElement xmlElement, ref LogConfig logConfig, bool compulsory) { uint uintValue = new uint(); int intValue = new int(); Configuration.ConfigBool(xmlElement, "AutoRemove", ref logConfig.AutoRemove, compulsory); if (Configuration.ConfigUint(xmlElement, "BufferSize", ref uintValue, compulsory)) logConfig.BufferSize = uintValue; Configuration.ConfigString(xmlElement, "Dir", ref logConfig.Dir, compulsory); if (Configuration.ConfigInt(xmlElement, "FileMode", ref intValue, compulsory)) logConfig.FileMode = intValue; Configuration.ConfigBool(xmlElement, "ForceSync", ref logConfig.ForceSync, compulsory); Configuration.ConfigBool(xmlElement, "InMemory", ref logConfig.InMemory, compulsory); if (Configuration.ConfigUint(xmlElement, "MaxFileSize", ref uintValue, compulsory)) logConfig.MaxFileSize = uintValue; Configuration.ConfigBool(xmlElement, "NoBuffer", ref logConfig.NoBuffer, compulsory); if (Configuration.ConfigUint(xmlElement, "RegionSize", ref uintValue, compulsory)) logConfig.RegionSize = uintValue; Configuration.ConfigBool(xmlElement, "ZeroOnCreate", ref logConfig.ZeroOnCreate, compulsory); } } }