# IFaultInjectionTransactionTestGrain.Add(int, FaultInjectionControl)

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.transactions.testkit.base/orleans.transactions.testkit.ifaultinjectiontransactiontestgrain/) | [Methods](/orleans/docs/api/csharp/microsoft.orleans.transactions.testkit.base/orleans.transactions.testkit.ifaultinjectiontransactiontestgrain/methods/)

```csharp
[Orleans.Transaction(1)]
public abstract Task Add(int numberToAdd, FaultInjectionControl faultInjectionControl = null)
```

### Parameters

- `numberToAdd` (`int`)
- `faultInjectionControl` (`FaultInjectionControl`)