public void CreateBasicTableColumnIndex3OnXp()
{
var tablecreate = new JET_TABLECREATE { szTableName = "table" };
string directory = SetupHelper.CreateRandomDirectory();
string database = Path.Combine(directory, "test.db");
using (var instance = new Instance("XpCreateBasicTableColumnIndex3"))
{
instance.Parameters.Recovery = false;
instance.Parameters.NoInformationEvent = true;
instance.Parameters.MaxTemporaryTables = 0;
instance.Init();
using (var session = new Session(instance))
{
JET_DBID dbid;
Api.JetCreateDatabase(session, database, String.Empty, out dbid, CreateDatabaseGrbit.None);
using (var transaction = new Transaction(session))
{
Api.JetCreateTableColumnIndex3(session, dbid, tablecreate);
Assert.AreNotEqual(JET_TABLEID.Nil, tablecreate.tableid);
Assert.AreEqual(tablecreate.cCreated, 1);
Api.JetCloseTable(session, tablecreate.tableid);
transaction.Commit(CommitTransactionGrbit.LazyFlush);
}
}
}
}
public Cursor(Instance instance, string databaseFileName)
{
m_DatabaseFileName = databaseFileName;
Session = new Session(instance);
Api.JetAttachDatabase(Session, databaseFileName, AttachDatabaseGrbit.None);
Api.JetOpenDatabase(Session, databaseFileName, null, out Dbid, OpenDatabaseGrbit.None);
}
public void VerifyInstanceDoesNotCallJetTermWhenCreateInstanceFails()
{
var mocks = new MockRepository();
var mockApi = mocks.StrictMock<IJetApi>();
using (new ApiTestHook(mockApi))
{
Expect.Call(
mockApi.JetCreateInstance2(
out Arg<JET_INSTANCE>.Out(JET_INSTANCE.Nil).Dummy,
Arg<string>.Is.Anything,
Arg<string>.Is.Anything,
Arg<CreateInstanceGrbit>.Is.Anything))
.Return((int) JET_err.InvalidName);
mocks.ReplayAll();
try
{
using (var instance = new Instance("testfail"))
{
Assert.Fail("Expected an EsentErrorException");
}
}
catch (EsentErrorException)
{
// expected
}
mocks.VerifyAll();
}
}
public EsentChainStateManager(string baseDirectory)
{
this.baseDirectory = baseDirectory;
this.jetDirectory = Path.Combine(baseDirectory, "ChainState");
this.jetDatabase = Path.Combine(this.jetDirectory, "ChainState.edb");
this.jetInstance = new Instance(Guid.NewGuid().ToString());
var success = false;
try
{
EsentStorageManager.InitInstanceParameters(jetInstance, jetDirectory);
this.jetInstance.Init();
this.CreateOrOpenDatabase();
this.cursorCache = new DisposableCache<IChainStateCursor>(1024,
createFunc: () => new EsentChainStateCursor(this.jetDatabase, this.jetInstance),
prepareAction: cursor =>
{
// rollback any open transaction before returning the cursor to the cache
if (cursor.InTransaction)
cursor.RollbackTransaction();
});
success = true;
}
finally
{
if (!success)
{
this.cursorCache?.Dispose();
this.jetInstance.Dispose();
}
}
}
public EsentBlockTxesStorage(string baseDirectory, int? index = null)
{
this.jetDirectory = Path.Combine(baseDirectory, "BlockTxes");
if (index.HasValue)
this.jetDirectory = Path.Combine(jetDirectory, index.Value.ToString());
this.jetDatabase = Path.Combine(this.jetDirectory, "BlockTxes.edb");
this.cursorCache = new DisposableCache<EsentBlockTxesCursor>(1024,
createFunc: () => new EsentBlockTxesCursor(this.jetDatabase, this.jetInstance));
this.jetInstance = new Instance(Guid.NewGuid().ToString());
var success = false;
try
{
EsentStorageManager.InitInstanceParameters(jetInstance, jetDirectory);
this.jetInstance.Init();
this.CreateOrOpenDatabase();
success = true;
}
finally
{
if (!success)
this.jetInstance.Dispose();
}
}
public void TestJetRestoreInstanceThrowsExceptionWhenSourceIsNull()
{
using (var instance = new Instance("RestoreNullSource"))
{
Api.JetRestoreInstance(instance, null, "somewhere", null);
}
}
private static void CreateDatabase()
{
using (var databaseInstance = new Instance(DatabasePath))
{
InitializeDatabaseInstance(databaseInstance);
if (File.Exists(DatabasePath))
{
return;
}
using (var session = new Session(databaseInstance))
{
JET_DBID dbid;
Api.JetCreateDatabase(session, DatabasePath, null, out dbid, CreateDatabaseGrbit.OverwriteExisting);
using (var transaction = new Transaction(session))
{
JET_TABLEID tableid;
Api.JetCreateTable(session, dbid, "Message", 0, 100, out tableid);
CreateIdColumn(session, tableid);
CreateDateCreatedColumn(session, tableid);
CreateIndexes(session, tableid);
transaction.Commit(CommitTransactionGrbit.LazyFlush);
}
Api.JetCloseDatabase(session, dbid, CloseDatabaseGrbit.None);
Api.JetDetachDatabase(session, DatabasePath);
}
}
}
public void Initialize()
{
_instance = CreateEsentInstance();
_primarySessionId = new Session(_instance);
InitializeDatabaseAndTables();
}
/// <summary>
/// Create a new database and return a connection to
/// the database. The database will be overwritten if
/// it already exists.
/// </summary>
/// <param name="database">The path to the database.</param>
/// <param name="mode">Creation mode for the database.</param>
/// <returns>A new connection to the database.</returns>
public virtual Connection CreateDatabase(string database, DatabaseCreationMode mode)
{
database = Path.GetFullPath(database);
lock (this.lockObject)
{
this.SetGlobalParameters();
this.Tracer.TraceInfo("create database '{0}'", database);
// Create the database then open it
using (var instance = new Instance(this.GetNewInstanceName()))
{
SetParametersAndInitializeInstance(database, instance);
using (var session = new Session(instance))
{
CreateDatabaseGrbit grbit = (DatabaseCreationMode.OverwriteExisting == mode) ?
CreateDatabaseGrbit.OverwriteExisting : CreateDatabaseGrbit.None;
JET_DBID dbid;
Api.JetCreateDatabase(session, database, String.Empty, out dbid, grbit);
Api.JetCloseDatabase(session, dbid, CloseDatabaseGrbit.None);
Api.JetDetachDatabase(session, database);
}
}
return this.AttachDatabase(database, DatabaseOpenMode.ReadWrite);
}
}
public void Setup()
{
this.instance = new Instance(Guid.NewGuid().ToString(), "RetrieveColumnsPerfTest");
this.instance.Parameters.NoInformationEvent = true;
this.instance.Parameters.Recovery = false;
this.instance.Init();
this.session = new Session(this.instance);
// turn off logging so initialization is faster
this.columnidDict = SetupHelper.CreateTempTableWithAllColumns(this.session, TempTableGrbit.ForceMaterialization, out this.tableid);
// Insert a record and position the tableid on it
using (var transaction = new Transaction(this.session))
using (var update = new Update(this.session, this.tableid, JET_prep.Insert))
{
Api.SetColumn(this.session, this.tableid, this.columnidDict["boolean"], this.expectedBool);
Api.SetColumn(this.session, this.tableid, this.columnidDict["int32"], this.expectedInt32);
Api.SetColumn(this.session, this.tableid, this.columnidDict["int64"], this.expectedInt64);
Api.SetColumn(this.session, this.tableid, this.columnidDict["guid"], this.expectedGuid);
Api.SetColumn(this.session, this.tableid, this.columnidDict["unicode"], this.expectedString, Encoding.Unicode);
update.Save();
transaction.Commit(CommitTransactionGrbit.None);
}
Api.TryMoveFirst(this.session, this.tableid);
Thread.CurrentThread.Priority = ThreadPriority.Highest;
Thread.BeginThreadAffinity();
}
public static void OpenDatabase(string jetDatabase, Instance jetInstance, bool readOnly)
{
using (var jetSession = new Session(jetInstance))
{
var attachGrbit = AttachDatabaseGrbit.None;
if (readOnly)
attachGrbit |= AttachDatabaseGrbit.ReadOnly;
if (EsentVersion.SupportsWindows7Features)
attachGrbit |= Windows7Grbits.EnableAttachDbBackgroundMaintenance;
Api.JetAttachDatabase(jetSession, jetDatabase, attachGrbit);
var success = false;
try
{
using (var cursor = new EsentChainStateCursor(jetDatabase, jetInstance))
{
// reset flush column
using (var jetUpdate = cursor.jetSession.BeginUpdate(cursor.flushTableId, JET_prep.Replace))
{
Api.SetColumn(cursor.jetSession, cursor.flushTableId, cursor.flushColumnId, 0);
jetUpdate.Save();
}
}
success = true;
}
finally
{
if (!success)
Api.JetDetachDatabase(jetSession, jetDatabase);
}
}
}
public void SetAndGetAsciiSystemPath()
{
using (var instance = new Instance("asciisystempath"))
{
instance.Parameters.SystemDirectory = this.directory;
StringAssert.Contains(instance.Parameters.SystemDirectory, this.directory);
}
}
public EsentDb(string dbname)
{
this.dbname = dbname;
instance = OpenInstance(dbname);
session = CreateSession(instance);
dbid = CreateDatabase(dbname, instance, session);
table = CreateTable(session, dbid, "store", new Tuple<string, JET_coltyp>[] { Tuple.Create("key", JET_coltyp.Long), Tuple.Create("data", JET_coltyp.LongText) });
}
public void SetAndGetAsciiLogPath()
{
using (var instance = new Instance("asciilogpath"))
{
instance.Parameters.LogFileDirectory = this.directory;
StringAssert.Contains(instance.Parameters.LogFileDirectory, this.directory);
}
}
public void InstanceCanConvertToJetInstance()
{
using (var instance = new Instance("converttoinstance"))
{
JET_INSTANCE jetinstance = instance;
Assert.AreEqual(jetinstance, instance.JetInstance);
}
}
private static void InsertMessageIntoDatabase(Guid messageId)
{
using (var databaseInstance = new Instance(DatabasePath))
{
InitializeDatabaseInstance(databaseInstance);
InsertMessage(databaseInstance, messageId);
}
}
public void each_up()
{
var tempDir = Path.Combine(Environment.CurrentDirectory, "with_a_dummy_instance");
var tempPath = Path.Combine(tempDir, "test.db");
if(Directory.Exists(tempDir)) Directory.Delete(tempDir, true);
Instance = new Instance(Guid.NewGuid().ToString());
Instance.Init();
}
public static void CreateMessageStore(string MessageTypeName, Instance instance)
{
using (var session = new Session(instance))
{
JET_DBID dbid;
Api.JetOpenDatabase(session, DatabaseName, null, out dbid, OpenDatabaseGrbit.None);
CreateMessageTable(MessageTypeName, session, dbid);
}
}
public void Setup()
{
this.instance = new Instance(Guid.NewGuid().ToString(), "TemporaryTableTests");
this.instance.Parameters.Recovery = false;
this.instance.Parameters.NoInformationEvent = true;
this.instance.Parameters.PageTempDBMin = SystemParameters.PageTempDBSmallest;
this.instance.Init();
this.session = new Session(this.instance);
}
/// <summary>
/// Dump the meta-data of the table.
/// </summary>
/// <param name="args">Arguments for the command.</param>
private void DumpMetaData(string[] args)
{
if (args.Length != 1)
{
throw new ArgumentException("specify the database", "args");
}
string database = args[0];
using (var instance = new Instance("dumpmetadata"))
{
instance.Parameters.Recovery = false;
instance.Init();
using (var session = new Session(instance))
{
JET_DBID dbid;
Api.JetAttachDatabase(session, database, AttachDatabaseGrbit.ReadOnly);
Api.JetOpenDatabase(session, database, null, out dbid, OpenDatabaseGrbit.ReadOnly);
foreach (string table in Api.GetTableNames(session, dbid))
{
Console.WriteLine(table);
foreach (ColumnInfo column in Api.GetTableColumns(session, dbid, table))
{
Console.WriteLine("\t{0}", column.Name);
Console.WriteLine("\t\tColtyp: {0}", column.Coltyp);
Console.WriteLine("\t\tColumnid: {0}", column.Columnid);
if (JET_coltyp.LongText == column.Coltyp || JET_coltyp.Text == column.Coltyp)
{
Console.WriteLine("\t\tCode page: {0}", column.Cp);
}
Console.WriteLine("\t\tMax length: {0}", column.MaxLength);
Console.WriteLine("\t\tGrbit: {0}", column.Grbit);
}
foreach (IndexInfo index in Api.GetTableIndexes(session, dbid, table))
{
Console.WriteLine("\t{0}", index.Name);
Console.WriteLine("\t\tGrbit: {0}", index.Grbit);
Console.WriteLine("\t\tCultureInfo: {0}", index.CultureInfo);
Console.WriteLine("\t\tCompareOptions: {0}", index.CompareOptions);
foreach (IndexSegment segment in index.IndexSegments)
{
Console.WriteLine("\t\t\t{0}", segment.ColumnName);
Console.WriteLine("\t\t\t\tColtyp: {0}", segment.Coltyp);
Console.WriteLine("\t\t\t\tIsAscending: {0}", segment.IsAscending);
Console.WriteLine("\t\t\t\tIsASCII: {0}", segment.IsASCII);
}
}
}
}
}
}
public override void Initialise()
{
instance = new Instance(string.Empty);
instance.Parameters.MaxVerPages = 1024;
instance.Init();
using (var session = new Session(instance))
if (!fileSystem.FileExists(GetDatabaseFileName()))
CreateDatabaseAndTables(session, GetDatabaseFileName());
}
public void Setup()
{
Cleanup.DeleteDirectoryWithRetry(TestDirectory);
Directory.CreateDirectory(TestDirectory);
this.testInstance = new Instance("HowDoI");
SetupHelper.SetLightweightConfiguration(this.testInstance);
this.testInstance.Init();
this.testSession = new Session(this.testInstance);
Api.JetCreateDatabase(this.testSession, TestDatabase, null, out this.testDbid, CreateDatabaseGrbit.OverwriteExisting);
}
private static Guid InsertMessageIntoDatabase()
{
var messageId = Guid.NewGuid();
using (var databaseInstance = new Instance(DatabasePath))
{
InitializeDatabaseInstance(databaseInstance);
Message(databaseInstance, messageId);
}
return messageId;
}
public void Setup()
{
this.instance = new Instance(Guid.NewGuid().ToString(), "TempTableFixture");
this.instance.Parameters.Recovery = false;
this.instance.Parameters.PageTempDBMin = SystemParameters.PageTempDBSmallest;
this.instance.Parameters.NoInformationEvent = true;
this.instance.Init();
this.session = new Session(this.instance);
this.columnDict = SetupHelper.CreateTempTableWithAllColumns(this.session, TempTableGrbit.None, out this.tableid);
}
private void TimerCallback(object state)
{
lock (sessionLock)
{
if (sessionCount <= 0 && currentInstance != null)
{
sessionCount = 0;
currentInstance.Dispose();
currentInstance = null;
}
}
}
/// <summary>
/// Получить экземпляр.
/// </summary>
public IEsentInstance GetInstance()
{
lock (sessionLock)
{
if (currentInstance == null)
{
currentInstance = CreateInstance();
}
sessionCount++;
return new EsentInstance(OnDispose, currentInstance);
}
}
public void SetAndGetUnicodeSystemPath()
{
if (!EsentVersion.SupportsUnicodePaths)
{
return;
}
using (var instance = new Instance("unicodesystempath"))
{
instance.Parameters.SystemDirectory = this.directory;
StringAssert.Contains(instance.Parameters.SystemDirectory, this.directory);
}
}
private JET_DBID CreateDatabase(string database, Instance instance, Session session)
{
JET_DBID dbid;
if (File.Exists(database))
{
Api.JetAttachDatabase(session, database, AttachDatabaseGrbit.None);
Api.JetOpenDatabase(session, database, null, out dbid, OpenDatabaseGrbit.None);
}
else
Api.JetCreateDatabase(session, database, null, out dbid, CreateDatabaseGrbit.None);
return dbid;
}
/// <summary>
/// Creates the message store.
/// </summary>
/// <param name="database">The database.</param>
public static void CreateDatabase()
{
using (var instance = new Instance("createdatabase"))
{
instance.Parameters.CircularLog = true;
instance.Init();
using (var session = new Session(instance))
{
JET_DBID dbid;
Api.JetCreateDatabase(session, DatabaseName, null, out dbid, CreateDatabaseGrbit.OverwriteExisting);
}
}
}
public void IinsertAndReadOneMessage()
{
TestHelper.CreateDatabase("EsentTestsDummy");
using (var instance = new Instance("MyInstanceName"))
{
instance.Parameters.CircularLog = true;
instance.Init();
using (var session = new Session(instance))
{
JET_DBID dbid;
Api.JetAttachDatabase(session, DatabaseName, AttachDatabaseGrbit.None);
Api.JetOpenDatabase(session, DatabaseName, null, out dbid, OpenDatabaseGrbit.None);
JET_TABLEID tableid;
if (Api.TryOpenTable(session, dbid, "EsentTestsDummymessages", OpenTableGrbit.None, out tableid))
{
IDictionary<string, JET_COLUMNID> columnids = Api.GetColumnDictionary(session, tableid);
JET_COLUMNID columnidMessage = columnids["message"];
JET_COLUMNID columnidMetaData = columnids["metadata"];
Assert.IsInstanceOfType(columnidMessage, typeof(JET_COLUMNID));
Assert.IsInstanceOfType(columnidMetaData, typeof(JET_COLUMNID));
AddMessage(session, tableid, ref columnidMessage, ref columnidMetaData);
var results = TestHelper.DumpByIndex(session, tableid, null, columnids);
Assert.IsNotNull(results);
Assert.IsTrue(results.Count == 1);
Assert.AreEqual("Hi this is the message", results[0]);
}
else
{
using (var table = new Table(session, dbid, "EsentTestsDummymessages", OpenTableGrbit.None))
{
IDictionary<string, JET_COLUMNID> columnids = Api.GetColumnDictionary(session, table);
JET_COLUMNID columnidMessage = columnids["message"];
JET_COLUMNID columnidMetaData = columnids["metadata"];
Assert.IsInstanceOfType(columnidMessage, typeof(JET_COLUMNID));
Assert.IsInstanceOfType(columnidMetaData, typeof(JET_COLUMNID));
AddMessage(session, table, ref columnidMessage, ref columnidMetaData);
var results = TestHelper.DumpByIndex(session, table, null, columnids);
Assert.IsNotNull(results);
Assert.IsTrue(results.Count == 1);
Assert.AreEqual("Hi this is the message", results[0]);
}
}
}
}
}
public Writer(Instance instance)
{
this.instance = instance;
}
