public string GetValidStartEventOrError(string proposedStartEvent, out ProcessError startEventError)
{
startEventError = null;
List <string> possibleStartEvents = _process.StartEvents();
if (!string.IsNullOrEmpty(proposedStartEvent))
{
if (possibleStartEvents.Contains(proposedStartEvent))
{
return(proposedStartEvent);
}
else
{
startEventError = Conflict($"There is no such start event as '{proposedStartEvent}' in the process definition.");
return(null);
}
}
if (possibleStartEvents.Count == 1)
{
return(possibleStartEvents.First());
}
else if (possibleStartEvents.Count > 1)
{
startEventError = Conflict($"There are more than one start events available. Chose one: {possibleStartEvents}");
return(null);
}
else
{
startEventError = Conflict($"There is no start events in process definition. Cannot start process!");
return(null);
}
}
public void StartEvents_DefinitionHasOneStartEvent_AskForStartEvents_ReturnsSingleStartEvent()
{
// Arrange
string definitions = LoadResourceAsString("Altinn.Process.UnitTest.TestData.default_process.bpmn");
BpmnReader target = BpmnReader.Create(definitions);
// Act
List <string> actual = target.StartEvents();
// Assert
Assert.NotNull(actual);
Assert.Single(actual);
}