public void Null_argument_tests()
{
ILambdaItem lambdaItem = null;
Assert.Throws <ArgumentNullException>(() => lambdaItem.Result());
Assert.Throws <ArgumentNullException>(() => lambdaItem.Result <int>());
Assert.Throws <ArgumentNullException>(() => lambdaItem.HasCompleted());
Assert.Throws <ArgumentNullException>(() => lambdaItem.HasFailed());
Assert.Throws <ArgumentNullException>(() => lambdaItem.HasTimedout());
}
/// <summary>
/// Access completed result of lambda function as dynamic object. If completed result is JSON object then you can directly access its properties.
/// Throws exception when last event is not lambda completed event.
/// </summary>
/// <param name="item"></param>
/// <returns></returns>
public static dynamic Result(this ILambdaItem item)
{
Ensure.NotNull(item, nameof(item));
var completedEvent = item.LastEvent() as LambdaCompletedEvent;
if (completedEvent == null)
{
throw new InvalidOperationException(Resources.Lambda_result_can_not_be_accessed);
}
return(completedEvent.Result());
}
private bool EveryOneAgree(ILambdaItem arg)
{
return(arg.ParentLambda("ApplyToCouncil").IsSignalled("CApproved") &&
arg.ParentLambda("ApplyToFireDept").IsSignalled("FApproved") &&
arg.ParentLambda("ApplyToForestDept").IsSignalled("FrApproved"));
}
private bool AnyOneDisagree(ILambdaItem arg)
{
return(arg.ParentLambda("ApplyToCouncil").IsSignalled("CRejected") ||
arg.ParentLambda("ApplyToFireDept").IsSignalled("FRejected") ||
arg.ParentLambda("ApplyToForestDept").IsSignalled("FrRejected"));
}
/// <summary>
/// Retruns the <see cref="LambdaTimedoutEvent"/> and if it is the last event, otherwise null is returned.
/// </summary>
/// <param name="item"></param>
/// <returns></returns>
public static LambdaTimedoutEvent LastTimedoutEvent(this ILambdaItem item)
{
Ensure.NotNull(item, nameof(item));
return(item.LastEvent() as LambdaTimedoutEvent);
}
/// <summary> /// Returns true if the last event of lambda is <see cref="LambdaTimedoutEvent"/>. /// </summary> /// <param name="item"></param> /// <returns></returns> public static bool HasTimedout(this ILambdaItem item) => item.LastTimedoutEvent() != null;
/// <summary> /// Returns true if the last event of lambda is <see cref="LambdaFailedEvent"/>. /// </summary> /// <param name="item"></param> /// <returns></returns> public static bool HasFailed(this ILambdaItem item) => item.LastFailedEvent() != null;
/// <summary> /// Returns true if the last event of lambda is <see cref="LambdaCompletedEvent"/>. /// </summary> /// <param name="item"></param> /// <returns></returns> public static bool HasCompleted(this ILambdaItem item) => item.LastCompletedEvent() != null;
/// <summary>
/// Retruns the <see cref="LambdaCompletedEvent"/> and if it is the last event, otherwise null is returned.
/// </summary>
/// <param name="item"></param>
/// <returns></returns>
public static LambdaCompletedEvent LastCompletedEvent(this ILambdaItem item)
{
Ensure.NotNull(item, nameof(item));
return(item.LastEvent() as LambdaCompletedEvent);
}
