public override void GlobalContext()
{
base.GlobalContext();
_simulationPersister = Api.GetSimulationPersister();
_concurrencyManager = Api.Container.Resolve <IConcurrencyManager>();
sut = new ConcurrentSimulationRunner(_concurrencyManager);
}
public void CanGetStatisticsFromTableFilledWithValues()
{
manager = new StatisticsManager(tableManager, _transaction, tableCatalogName, fieldCatalogName, 1);
var data = manager.GetStatisticalInfo(tableName, _transaction);
var recordFile = new RecordFile(tableInfo, _transaction);
recordFile.BeforeFirst();
for (int i = 0; i < 30; ++i)
{
recordFile.Insert();
recordFile.SetInt("Id", i + 10);
}
_transaction.Commit();
//Before update
Assert.AreEqual(1, data.BlocksAccessed);
Assert.AreEqual(0, data.RecordsOutput);
Assert.AreEqual(1, data.DistinctValues("Id"));
_concurrencyManager = new ConcurrencyManager();
_transaction = new Transaction(_dispatcher, _bufferManager, _concurrencyManager, _fileManager, _logManager);
//After update
var updatedData = manager.GetStatisticalInfo(tableName, _transaction);
Assert.AreEqual(30, updatedData.RecordsOutput);
Assert.AreEqual(1, updatedData.BlocksAccessed);
Assert.AreEqual(11, updatedData.DistinctValues("Id"));
}
public void CanCreateViewDefinitionInDifferentTransaction()
{
var viewMetadataStorageFilename = RandomFilename;
viewManager = new ViewManager(true, tableManager, _transaction, viewMetadataStorageFilename);
viewManager.CreateView("view1", "viewDefinition1", _transaction);
_transaction.Commit();
_concurrencyManager = new ConcurrencyManager();
_transaction = new Transaction(_dispatcher, _bufferManager, _concurrencyManager, _fileManager, _logManager);
var schema = new Schema();
schema.AddStringField("viewname", ViewManager.MAX_VIEW_LENGTH);
schema.AddStringField("viewdef", ViewManager.MAX_VIEW_LENGTH);
var viewTableInfo = tableManager.GetTableInfo(viewMetadataStorageFilename, _transaction);
var viewTableCatalogRecordPage = new RecordFile(viewTableInfo, _transaction);
viewTableCatalogRecordPage.BeforeFirst();
viewTableCatalogRecordPage.Next();
var viewName = viewTableCatalogRecordPage.GetString("viewname");
var viewDefinition = viewTableCatalogRecordPage.GetString("viewdef");
Assert.AreEqual("view1", viewName);
Assert.AreEqual("viewDefinition1", viewDefinition);
}
public void CanGetTableInfoInDifferentTableManager()
{
var tableMetadataStorageFilename = RandomFilename;
var fieldMetadataStorageFilename = RandomFilename;
tableManager = new TableManager(true, _transaction, tableMetadataStorageFilename, fieldMetadataStorageFilename);
var schema = new Schema();
schema.AddIntField("field1");
schema.AddBlobField("field2", 40);
tableManager.CreateTable("table1", schema, _transaction);
_transaction.Commit();
_concurrencyManager = new ConcurrencyManager();
_transaction = new Transaction(_dispatcher, _bufferManager, _concurrencyManager, _fileManager, _logManager);
tableManager = new TableManager(false, _transaction, tableMetadataStorageFilename, fieldMetadataStorageFilename);
var tableInfo = tableManager.GetTableInfo("table1", _transaction);
Assert.AreEqual("table1.tbl", tableInfo.Filename);
Assert.AreEqual(2, tableInfo.Schema.Fields.Count);
Assert.AreEqual(48, tableInfo.RecordLength);
var field1 = tableInfo.Schema.Fields["field1"];
var field2 = tableInfo.Schema.Fields["field2"];
Assert.AreEqual(FieldType.Integer, field1.Type);
Assert.AreEqual(FieldType.Blob, field2.Type);
Assert.AreEqual(40, field2.Length);
}
public void CanCreateDefaultConcurrencyManager()
{
Assert.DoesNotThrow(() =>
{
concurrencyManager = new ConcurrencyManager();
});
}
public void CanCreateConcurrencyManager()
{
Assert.DoesNotThrow(() =>
{
concurrencyManager = new ConcurrencyManager(lockTable);
});
}
public void Setup()
{
_logName = RandomFilename;
_fileManager = new FileManager("temp", "DBs", 1024);
_logManager = new LogManager(_fileManager, _logName);
_bufferManager = new BufferManager(_fileManager, _logManager, new NaiveBufferPoolStrategy(_logManager, _fileManager, 1000));
_dispatcher = new TransactionNumberDispatcher(10);
_concurrencyManager = new ConcurrencyManager();
_transaction = new Transaction(_dispatcher, _bufferManager, _concurrencyManager, _fileManager, _logManager);
var schema = new Schema();
schema.AddIntField("Id");
tableCatalogName = RandomFilename;
fieldCatalogName = RandomFilename;
viewCatalogName = RandomFilename;
tableName = RandomFilename;
tableManager = new TableManager(true, _transaction, tableCatalogName, fieldCatalogName);
tableInfo = new TableInfo(tableName, schema);
tableManager.CreateTable(tableName, schema, _transaction);
viewManager = new ViewManager(true, tableManager, _transaction, viewCatalogName);
statisticsManager = new StatisticsManager(tableManager, _transaction, tableCatalogName, fieldCatalogName, 0);
}
private void InitializeFakeObjects()
{
_storageStub = new Mock<IStorage>();
var options = new ConcurrencyOptions
{
Storage = _storageStub.Object
};
_concurrencyManager = new ConcurrencyManager(options);
}
public void Setup()
{
_logName = RandomFilename;
_fileManager = new FileManager("temp", "DBs", 100);
_logManager = new LogManager(_fileManager, _logName);
_bufferManager = new BufferManager(_fileManager, _logManager, new NaiveBufferPoolStrategy(_logManager, _fileManager, 5));
_dispatcher = new TransactionNumberDispatcher(10);
_concurrencyManager = new ConcurrencyManager();
}
private void InitializeFakeObjects()
{
_storageStub = new Mock <IStorage>();
var options = new ConcurrencyOptions
{
Storage = _storageStub.Object
};
_concurrencyManager = new ConcurrencyManager(options);
}
public void CanTakeExclusiveLock()
{
concurrencyManager = new ConcurrencyManager();
var block = new Block(RandomFilename, 0);
Assert.DoesNotThrow(() =>
{
concurrencyManager.ExclusiveLock(block);
});
}
public void ReleaseMethodDoesNotThrowItNoLocksProvided()
{
concurrencyManager = new ConcurrencyManager();
var block = new Block(RandomFilename, 0);
Assert.DoesNotThrow(() =>
{
concurrencyManager.Release();
});
}
public void CanTakeAndReleaseSharedLock()
{
concurrencyManager = new ConcurrencyManager();
var block = new Block(RandomFilename, 0);
Assert.DoesNotThrow(() =>
{
concurrencyManager.SharedLock(block);
concurrencyManager.Release();
});
}
public TransactionsManager(
ILogger <TransactionsManager> logger,
ITransactionsService transactionsService,
IPublishEndpoint publishEndpoint,
IConcurrencyManager concurrencyManager,
ILicenseManager <ITransactionModel> licenseManager
)
{
_transactionsService = transactionsService;
_publishEndpoint = publishEndpoint;
_concurrencyManager = concurrencyManager;
_licenseManager = licenseManager;
}
public void CanTakeExclusiveLockIfAlreadyTaken()
{
var lockTable = new LockTable(TimeSpan.FromMilliseconds(300), TimeSpan.FromMilliseconds(100));
concurrencyManager = new ConcurrencyManager();
var block = new Block(RandomFilename, 0);
Assert.DoesNotThrow(() =>
{
concurrencyManager.ExclusiveLock(block);
concurrencyManager.ExclusiveLock(block);
});
}
public void Setup()
{
_logName = RandomFilename;
_fileManager = new FileManager("temp", "DBs", 1024);
_logManager = new LogManager(_fileManager, _logName);
_bufferManager = new BufferManager(_fileManager, _logManager, new NaiveBufferPoolStrategy(_logManager, _fileManager, 10));
_dispatcher = new TransactionNumberDispatcher(10);
_concurrencyManager = new ConcurrencyManager();
_transaction = new Transaction(_dispatcher, _bufferManager, _concurrencyManager, _fileManager, _logManager);
var tableMetadataStorageFilename = RandomFilename;
var fieldMetadataStorageFilename = RandomFilename;
tableManager = new TableManager(true, _transaction, tableMetadataStorageFilename, fieldMetadataStorageFilename);
}
public Transaction(
ITransactionNumberDispatcher numberDispatcher,
IBufferManager bufferManager,
IConcurrencyManager concurrencyManager,
IFileManager fileManager,
ILogManager logManager)
{
_numberDispatcher = numberDispatcher;
_concurrencyManager = concurrencyManager;
_fileManager = fileManager;
_bufferList = new TransactionBuffersList(bufferManager);
_transactionNumber = _numberDispatcher.GetNextTransactionNumber();
_recoveryManager = new RecoveryManager(bufferManager, logManager, _transactionNumber);
}
public void Setup()
{
_logName = RandomFilename;
_fileManager = new FileManager("temp", "DBs", 100);
_logManager = new LogManager(_fileManager, _logName);
_bufferManager = new BufferManager(_fileManager, _logManager, new NaiveBufferPoolStrategy(_logManager, _fileManager, 10));
_dispatcher = new TransactionNumberDispatcher(10);
_concurrencyManager = new ConcurrencyManager();
_transaction = new Transaction(_dispatcher, _bufferManager, _concurrencyManager, _fileManager, _logManager);
var sch = new Schema();
sch.AddIntField("field");
_tableInfo = new TableInfo(RandomFilename, sch);
}
public void Setup()
{
indexName = "tempIndex";
schema = new Schema();
schema.AddIntField("id");
_logName = RandomFilename;
_fileManager = new FileManager("temp", "DBs", 1024);
_logManager = new LogManager(_fileManager, _logName);
_bufferManager = new BufferManager(_fileManager, _logManager, new NaiveBufferPoolStrategy(_logManager, _fileManager, 10));
_dispatcher = new TransactionNumberDispatcher(10);
_concurrencyManager = new ConcurrencyManager();
transaction = new Transaction(_dispatcher, _bufferManager, _concurrencyManager, _fileManager, _logManager);
}
public void CanGetViewDefinitionInOtherTransaction()
{
var viewMetadataStorageFilename = RandomFilename;
viewManager = new ViewManager(true, tableManager, _transaction, viewMetadataStorageFilename);
viewManager.CreateView("view1", "viewDefinition1", _transaction);
_transaction.Commit();
_concurrencyManager = new ConcurrencyManager();
_transaction = new Transaction(_dispatcher, _bufferManager, _concurrencyManager, _fileManager, _logManager);
var viewDefinition = viewManager.GetViewDefinition("view1", _transaction);
Assert.AreEqual("viewDefinition1", viewDefinition);
}
public DefaultDatabaseEngine(
IDatabaseComponentFactory databaseEngineFactory,
IDatabase database)
{
this.compiler = databaseEngineFactory.CreateQueryCompiler();
this.executor = databaseEngineFactory.CreateQueryExecutor();
this.concurrencyManager = databaseEngineFactory.CreateConcurrencyManager();
this.transactionHandler = databaseEngineFactory.CreateTransactionHandler();
this.loggingPort = databaseEngineFactory.CreateLoggingPort();
this.serviceProvider = databaseEngineFactory.CreateServiceProvider();
foreach (IDatabaseComponent component in
this.Components.OfType <IDatabaseComponent>())
{
component.Initialize(database);
}
}
public void CanGetStatisticsFromNewTable()
{
manager = new StatisticsManager(tableManager, _transaction, tableCatalogName, fieldCatalogName, 1);
var data = manager.GetStatisticalInfo(tableName, _transaction);
var newTableName = RandomFilename;
var schema = new Schema();
schema.AddIntField("Id");
schema.AddStringField("Guid", 40);
var newTableInfo = new TableInfo(newTableName, schema);
tableManager.CreateTable(newTableName, schema, _transaction);
var recordFile = new RecordFile(newTableInfo, _transaction);
recordFile.BeforeFirst();
for (int i = 0; i < 50; ++i)
{
recordFile.Insert();
recordFile.SetInt("Id", i + 10);
recordFile.SetString("Guid", Guid.NewGuid().ToString());
}
_concurrencyManager = new ConcurrencyManager();
_transaction = new Transaction(_dispatcher, _bufferManager, _concurrencyManager, _fileManager, _logManager);
//Before update
Assert.AreEqual(1, data.BlocksAccessed);
Assert.AreEqual(0, data.RecordsOutput);
Assert.AreEqual(1, data.DistinctValues("Id"));
_concurrencyManager = new ConcurrencyManager();
_transaction = new Transaction(_dispatcher, _bufferManager, _concurrencyManager, _fileManager, _logManager);
//After update
var updatedData = manager.GetStatisticalInfo(newTableName, _transaction);
Assert.AreEqual(50, updatedData.RecordsOutput);
Assert.AreEqual(3, updatedData.BlocksAccessed);
Assert.AreEqual(17, updatedData.DistinctValues("Id"));
}
public DefaultDatabaseEngine(
IDatabaseComponentFactory databaseEngineFactory,
IDatabase database)
{
this.compiler = databaseEngineFactory.CreateQueryCompiler();
this.executor = databaseEngineFactory.CreateQueryExecutor();
this.concurrencyManager = databaseEngineFactory.CreateConcurrencyManager();
this.transactionHandler = databaseEngineFactory.CreateTransactionHandler();
this.loggingPort = databaseEngineFactory.CreateLoggingPort();
this.serviceProvider = databaseEngineFactory.CreateServiceProvider();
foreach (IDatabaseComponent component in
this.Components.OfType<IDatabaseComponent>())
{
component.Initialize(database);
}
}
public void WouldGetEmptyStringIfViewWasNotFound()
{
var viewMetadataStorageFilename = RandomFilename;
viewManager = new ViewManager(true, tableManager, _transaction, viewMetadataStorageFilename);
viewManager.CreateView("view1", "viewDefinition1", _transaction);
_transaction.Commit();
_concurrencyManager = new ConcurrencyManager();
_transaction = new Transaction(_dispatcher, _bufferManager, _concurrencyManager, _fileManager, _logManager);
viewManager = new ViewManager(false, tableManager, _transaction, viewMetadataStorageFilename);
var viewDefinition = viewManager.GetViewDefinition("view2", _transaction);
Assert.AreEqual(string.Empty, viewDefinition);
}
public void CanGetRecordsOutputOnMoreThanOneBlock()
{
var recordFile = new RecordFile(tableInfo, _transaction);
recordFile.BeforeFirst();
for (int i = 0; i < 1024; ++i)
{
recordFile.Insert();
recordFile.SetInt("Id", i * i);
}
recordFile.Close();
_transaction.Commit();
_concurrencyManager = new ConcurrencyManager();
_transaction = new Transaction(_dispatcher, _bufferManager, _concurrencyManager, _fileManager, _logManager);
indexInfo = new IndexInfo("index", tableName, "Id", tableManager, statisticsManager, _transaction, 1024);
var recordsOutput = indexInfo.RecordsOutput();
Assert.AreEqual(2, recordsOutput);
}
public void WouldGetNullIfTableWasNotFound()
{
var tableMetadataStorageFilename = RandomFilename;
var fieldMetadataStorageFilename = RandomFilename;
tableManager = new TableManager(true, _transaction, tableMetadataStorageFilename, fieldMetadataStorageFilename);
var schema = new Schema();
schema.AddIntField("field1");
schema.AddBlobField("field2", 40);
tableManager.CreateTable("table1", schema, _transaction);
_transaction.Commit();
_concurrencyManager = new ConcurrencyManager();
_transaction = new Transaction(_dispatcher, _bufferManager, _concurrencyManager, _fileManager, _logManager);
tableManager = new TableManager(false, _transaction, tableMetadataStorageFilename, fieldMetadataStorageFilename);
var tableInfo = tableManager.GetTableInfo("table2", _transaction);
Assert.IsNull(tableInfo);
}
public ConcurrentSimulationRunner(IConcurrencyManager concurrencyManager)
{
_concurrencyManager = concurrencyManager;
}
public RepresentationManager(IConcurrencyManager concurrencyManager)
{
_concurrencyManager = concurrencyManager;
}
public void CanCreateTable()
{
var tableMetadataStorageFilename = RandomFilename;
var fieldMetadataStorageFilename = RandomFilename;
tableManager = new TableManager(true, _transaction, tableMetadataStorageFilename, fieldMetadataStorageFilename);
var schema = new Schema();
schema.AddIntField("field1");
schema.AddBlobField("field2", 40);
tableManager.CreateTable("table1", schema, _transaction);
_transaction.Commit();
_concurrencyManager = new ConcurrencyManager();
_transaction = new Transaction(_dispatcher, _bufferManager, _concurrencyManager, _fileManager, _logManager);
var tableCatalogSchema = new Schema();
tableCatalogSchema.AddStringField("tblname", TableManager.MAX_NAME_LENGTH);
tableCatalogSchema.AddIntField("reclength");
var tableCatalogInfo = new TableInfo(tableMetadataStorageFilename, tableCatalogSchema);
var tableCatalogRecordPage = new RecordFile(tableCatalogInfo, _transaction);
tableCatalogRecordPage.BeforeFirst();
tableCatalogRecordPage.Next();
// skip all tables definition and all fields definition tables
tableCatalogRecordPage.Next();
tableCatalogRecordPage.Next();
var tableName = tableCatalogRecordPage.GetString("tblname");
var recordLength = tableCatalogRecordPage.GetInt("reclength");
Assert.AreEqual("table1", tableName);
Assert.AreEqual(new TableInfo("table1", schema).RecordLength, recordLength);
var fieldCatalogSchema = new Schema();
fieldCatalogSchema.AddStringField("tblname", TableManager.MAX_NAME_LENGTH);
fieldCatalogSchema.AddStringField("fldname", TableManager.MAX_NAME_LENGTH);
fieldCatalogSchema.AddIntField("type");
fieldCatalogSchema.AddIntField("length");
fieldCatalogSchema.AddIntField("offset");
var fieldCatalogInfo = new TableInfo(fieldMetadataStorageFilename, fieldCatalogSchema);
var fieldCatalogRecordPage = new RecordFile(fieldCatalogInfo, _transaction);
fieldCatalogRecordPage.BeforeFirst();
fieldCatalogRecordPage.Next();
// 2 field for table metadata table, 5 fields for field metadata table
fieldCatalogRecordPage.Next();
fieldCatalogRecordPage.Next();
fieldCatalogRecordPage.Next();
fieldCatalogRecordPage.Next();
fieldCatalogRecordPage.Next();
fieldCatalogRecordPage.Next();
fieldCatalogRecordPage.Next();
var field1Table = fieldCatalogRecordPage.GetString("tblname");
var field1Name = fieldCatalogRecordPage.GetString("fldname");
var field1Type = fieldCatalogRecordPage.GetInt("type");
var field1Length = fieldCatalogRecordPage.GetInt("length");
var field1Offset = fieldCatalogRecordPage.GetInt("offset");
Assert.AreEqual("table1", field1Table);
Assert.AreEqual("field1", field1Name);
Assert.AreEqual(2, field1Type);
Assert.AreEqual(sizeof(int), field1Length);
Assert.AreEqual(0, field1Offset);
fieldCatalogRecordPage.Next();
var field2Table = fieldCatalogRecordPage.GetString("tblname");
var field2Name = fieldCatalogRecordPage.GetString("fldname");
var field2Type = fieldCatalogRecordPage.GetInt("type");
var field2Length = fieldCatalogRecordPage.GetInt("length");
var field2Offset = fieldCatalogRecordPage.GetInt("offset");
Assert.AreEqual("table1", field2Table);
Assert.AreEqual("field2", field2Name);
Assert.AreEqual(4, field2Type);
Assert.AreEqual(40, field2Length);
Assert.AreEqual(4, field2Offset);
}
public RepresentationManager(IConcurrencyManager concurrencyManager)
{
_concurrencyManager = concurrencyManager;
}