private Task<SQLiteTestDatabase> CreateShared()
{
_connection.Open();
_transaction = _connection.BeginTransaction();
return Task.FromResult(this);
}
private static void PrepareCommand(
SQLiteCommand command,
SQLiteConnection connection,
SQLiteTransaction transaction,
CommandType commandType,
string commandText,
DbParameter[] commandParameters)
{
if (command == null) throw new ArgumentNullException("command");
if (string.IsNullOrEmpty(commandText)) throw new ArgumentNullException("commandText");
command.CommandType = commandType;
command.CommandText = commandText;
command.Connection = connection;
if (transaction != null)
{
if (transaction.Connection == null) throw new ArgumentException("The transaction was rollbacked or commited, please provide an open transaction.", "transaction");
command.Transaction = transaction;
}
if (commandParameters != null) { AttachParameters(command, commandParameters); }
}
public new SQLiteTransaction BeginTransaction(IsolationLevel isolationLevel)
{
if (_state != ConnectionState.Open)
{
throw new InvalidOperationException(Strings.FormatCallRequiresOpenConnection("BeginTransaction"));
}
if (Transaction != null)
{
throw new InvalidOperationException(Strings.ParallelTransactionsNotSupported);
}
return Transaction = new SQLiteTransaction(this, isolationLevel);
}
public static int ExecuteNonQuery(
SQLiteTransaction transaction,
CommandType commandType,
string commandText,
int commandTimeout,
params DbParameter[] commandParameters)
{
if (transaction == null) throw new ArgumentNullException("transaction");
if (transaction != null && transaction.Connection == null) throw new ArgumentException("The transaction was rollbacked or commited, please provide an open transaction.", "transaction");
var factory = GetFactory();
using (SQLiteCommand command = factory.CreateCommand())
{
PrepareCommand(
command,
transaction.Connection,
transaction,
commandType,
commandText,
commandParameters);
command.CommandTimeout = commandTimeout;
return command.ExecuteNonQuery();
}
}
public static int ExecuteNonQuery(
SQLiteTransaction transaction,
CommandType commandType,
string commandText,
params DbParameter[] commandParameters)
{
int commandTimeout = 30; //30 seconds default
return ExecuteNonQuery(transaction, commandType, commandText, commandTimeout, commandParameters);
}