public void OnTransactionRollingBackError()
{
// arrange
var exception = Mock.Of <Exception>();
var isolationLevel = IsolationLevel.Chaos;
var connection = Mock.Of <DbConnection>();
var transaction = Mock.Of <DbTransaction>();
var source = new DbDiagnosticListener();
var operationId = Guid.NewGuid();
// act
var(eventName, payload) = DbDiagnosticSession.Execute(source,
() =>
{
source.OnTransactionRollingBackError(operationId, isolationLevel, connection, transaction,
exception, "operation");
});
// assert
Assert.Equal("System.Data.Common.TransactionRollingBackError", eventName);
var transactionPayload = Assert.IsType <TransactionPayload>(payload);
Assert.Equal(transaction.GetId(), transactionPayload.TransactionId);
Assert.Equal(connection, transactionPayload.Connection);
Assert.Equal(isolationLevel, transactionPayload.IsolationLevel);
Assert.Equal(operationId, transactionPayload.OperationId);
Assert.Equal("operation", transactionPayload.Operation);
Assert.Equal(exception, transactionPayload.Exception);
}
public void OnCommandError()
{
// arrange
var operationId = Guid.NewGuid();
var exception = Mock.Of <Exception>();
var connection = Mock.Of <DbConnection>();
var command = Mock.Of <DbCommand>();
Mock.Get(command).Protected().SetupGet <DbConnection>("DbConnection").Returns(connection);
var transaction = Mock.Of <DbTransaction>();
var source = new DbDiagnosticListener();
// act
var(eventName, payload) = DbDiagnosticSession.Execute(source,
() => { source.OnCommandError(operationId, command, transaction, exception, "operation"); });
// assert
Assert.Equal("System.Data.Common.CommandExecutingError", eventName);
var commandPayload = Assert.IsType <CommandPayload>(payload);
Assert.Equal(command, commandPayload.Command);
Assert.Equal(connection.GetGuid(), commandPayload.ConnectionId);
Assert.Equal(operationId, commandPayload.OperationId);
Assert.Equal("operation", commandPayload.Operation);
Assert.Equal(transaction.GetId(), commandPayload.TransactionId);
Assert.Equal(exception, commandPayload.Exception);
}
public static (string eventName, object?payload) Execute(DbDiagnosticListener listener, Action action)
{
string eventName = null !;
object?payload = null;
using var observer = listener.Subscribe(new Observer(pair => (eventName, payload) = pair));
action();
return(eventName, payload);
}
public void OnConnectionOpening_IsNotEnabled()
{
// arrange
var connection = Mock.Of <DbConnection>();
var source = new DbDiagnosticListener();
// act
var operationId = source.OnConnectionOpening(connection, "operation");
// assert
Assert.Equal(Guid.Empty, operationId);
}
public void OnTransactionCommitting_IsNotEnabled()
{
// arrange
var isolationLevel = IsolationLevel.Chaos;
var connection = Mock.Of <DbConnection>();
var transaction = Mock.Of <DbTransaction>();
var source = new DbDiagnosticListener();
// act
var operationId = source.OnTransactionCommitting(isolationLevel, connection, transaction, "operation");
// assert
Assert.Equal(Guid.Empty, operationId);
}
public void WriteOnCommandExecuting_IsNotEnabled()
{
// arrange
var command = Mock.Of <DbCommand>();
Mock.Get(command).Protected().SetupGet <DbConnection>("DbConnection").Returns(Mock.Of <DbConnection>());
var transaction = Mock.Of <DbTransaction>();
var source = new DbDiagnosticListener();
// act
var operationId = source.OnCommandExecuting(command, transaction, "operation");
// assert
Assert.Equal(Guid.Empty, operationId);
}
public void OnConnectionOpened()
{
// arrange
var operationId = Guid.NewGuid();
var connection = Mock.Of <DbConnection>();
var source = new DbDiagnosticListener();
// act
var(eventName, payload) = DbDiagnosticSession.Execute(source,
() => source.OnConnectionOpened(operationId, connection, "operation"));
// assert
Assert.Equal("System.Data.Common.ConnectionOpened", eventName);
var connectionPayload = Assert.IsType <ConnectionPayload>(payload);
Assert.Equal(connection, connectionPayload.Connection);
Assert.Equal(connection.GetGuid(), connectionPayload.ConnectionId);
Assert.Equal(operationId, connectionPayload.OperationId);
Assert.Equal("operation", connectionPayload.Operation);
Assert.Null(connectionPayload.Exception);
}
