public void StateHistoryThrowWithMoreThanOneStateMachine()
{
var activity = new NestedStateMachineExample();
var host = WorkflowApplicationTest.Create(activity);
var tracker = StateMachineStateTracker.Attach(host.TestWorkflowApplication);
try
{
host.TestWorkflowApplication.RunEpisode("T1", Constants.Timeout);
// Run until bookmark "NT1" from nested state machine
host.TestWorkflowApplication.ResumeEpisodeBookmark("T1", null, "NT1");
Assert.AreEqual(2, tracker.TrackedStateMachines.Count);
AssertHelper.Throws<InvalidOperationException>(() => AssertHelper.GetProperty(tracker.StateHistory));
}
finally
{
Debug.Assert(tracker != null, "tracker != null");
tracker.Trace();
Debug.Assert(host.Tracking != null, "host.Tracking != null");
host.Tracking.Trace();
}
}
public void NestedStateMachineIsTracked()
{
var activity = new NestedStateMachineExample();
var host = WorkflowApplicationTest.Create(activity);
var tracker = new StateTracker();
host.Extensions.Add(tracker);
try
{
host.TestWorkflowApplication.RunUntilBookmark(StateTrigger.T1, Constants.Timeout);
// Run until bookmark "NT1" from nested state machine
host.TestWorkflowApplication.ResumeUntilBookmark("T1", null, "NT1");
Assert.AreEqual(2, tracker.StateMachines.Count);
}
finally
{
tracker.Trace();
host.Tracking.Trace();
}
}
public void TrackerWithNestedState()
{
var activity = new NestedStateMachineExample();
var host = WorkflowApplicationTest.Create(activity);
Debug.Assert(host != null, "host != null");
var tracker = StateMachineStateTracker.Attach(host.TestWorkflowApplication);
try
{
// Using Microsoft.Activities.Extensions run the workflow until a bookmark named "T1"
Assert.IsInstanceOfType(
host.TestWorkflowApplication.RunEpisode("T1", Constants.Timeout), typeof(WorkflowIdleEpisodeResult));
WorkflowTrace.Information("First Idle");
Debug.Assert(tracker != null, "tracker != null");
tracker.Trace();
Debug.Assert(tracker.TrackedStateMachines != null, "tracker.TrackedStateMachines != null");
Assert.AreEqual(1, tracker.TrackedStateMachines.Count);
var stateTrackerInfo = tracker.TrackedStateMachines.Values.ElementAt(0);
Debug.Assert(stateTrackerInfo != null, "stateTrackerInfo != null");
Assert.AreEqual("State1", stateTrackerInfo.CurrentState);
Debug.Assert(stateTrackerInfo.Transitions != null, "stateTrackerInfo.Transitions != null");
Assert.AreEqual(2, stateTrackerInfo.Transitions.Count);
Assert.AreEqual("T1, T6", stateTrackerInfo.PossibleTransitions);
// Run until bookmark "NT1" from nested state machine
Assert.IsInstanceOfType(
host.TestWorkflowApplication.ResumeEpisodeBookmark("T1", null, "NT1"),
typeof(WorkflowIdleEpisodeResult));
WorkflowTrace.Information("Second Idle");
tracker.Trace();
Debug.Assert(tracker.TrackedStateMachines != null, "tracker.TrackedStateMachines != null");
Assert.AreEqual(2, tracker.TrackedStateMachines.Count);
// Verify the parent state machine is already in State2
stateTrackerInfo = tracker.TrackedStateMachines.Values.ElementAt(0);
Debug.Assert(stateTrackerInfo != null, "stateTrackerInfo != null");
Assert.AreEqual("State2", stateTrackerInfo.CurrentState);
Debug.Assert(stateTrackerInfo.Transitions != null, "stateTrackerInfo.Transitions != null");
Assert.AreEqual(3, stateTrackerInfo.Transitions.Count);
Assert.AreEqual("T2, T3, T7", stateTrackerInfo.PossibleTransitions);
// The nested state machine
var nestedStateTrackerInfo = tracker.TrackedStateMachines.Values.ElementAt(1);
Debug.Assert(nestedStateTrackerInfo != null, "nestedStateTrackerInfo != null");
Assert.AreEqual("Nested State1", nestedStateTrackerInfo.CurrentState);
Debug.Assert(nestedStateTrackerInfo.Transitions != null, "nestedStateTrackerInfo.Transitions != null");
Assert.AreEqual(1, nestedStateTrackerInfo.Transitions.Count);
Assert.AreEqual("NT1", nestedStateTrackerInfo.PossibleTransitions);
// Resume bookmark "NT1" from nested state machine and run until bookmark "T7"
Assert.IsInstanceOfType(
host.TestWorkflowApplication.ResumeEpisodeBookmark("NT1", null, "T7"),
typeof(WorkflowIdleEpisodeResult));
// Resume bookmark T7 and run until complete
Assert.IsInstanceOfType(
host.TestWorkflowApplication.ResumeEpisodeBookmark("T7", null),
typeof(WorkflowCompletedEpisodeResult));
Assert.AreEqual(2, tracker.TrackedStateMachines.Count);
}
finally
{
Debug.Assert(tracker != null, "tracker != null");
tracker.Trace();
Debug.Assert(host.Tracking != null, "host.Tracking != null");
host.Tracking.Trace();
}
}
