public void ExecuteWorkflows_OnDelayedAction_ResumesAfterDelay()
{
// set up the store and the workflows
IWorkflowStore workflowStore = new MemoryWorkflowStore();
DelayedWorkflow workflow = new DelayedWorkflow(DelayedWorkflow.State.Start);
workflow.CreatedOn = DateTime.UtcNow.AddMinutes(-2);
workflow.ResumeTrigger = DelayedWorkflow.Trigger.DoStuff.ToString();
workflowStore.Save(workflow);
IWorkflowServer workflowServer = new WorkflowServer(workflowStore);
// execute
workflowServer.ExecuteWorkflows(5);
workflow = workflowStore.Get <DelayedWorkflow>(workflow.Id);
Assert.AreEqual(DelayedWorkflow.State.DoingStuff.ToString(), workflow.CurrentState);
// execute again - nothing should have changed
workflowServer.ExecuteWorkflows(5);
workflow = workflowStore.Get <DelayedWorkflow>(workflow.Id);
Assert.AreEqual(DelayedWorkflow.State.DoingStuff.ToString(), workflow.CurrentState);
// delay and run - should be now be complete
Thread.Sleep(3100);
workflowServer.ExecuteWorkflows(5);
Assert.IsNull(workflowStore.GetOrDefault(workflow.Id));
Assert.IsNotNull(workflowStore.GetCompletedOrDefault(workflow.Id));
}
public void OnWorkflowStateEntry_OnStateChange_Persisted()
{
BasicWorkflow workflow = new BasicWorkflow(BasicWorkflow.State.Start);
workflow.ResumeTrigger = BasicWorkflow.Trigger.DoStuff.ToString();
// set up the workflow store
IWorkflowStore workflowStore = Substitute.For <IWorkflowStore>();
workflowStore.GetActive(Arg.Any <int>()).Returns(new[] { workflow });
IWorkflowServer workflowEngine = new WorkflowServer(workflowStore);
workflowEngine.ExecuteWorkflows(10);
// We should have received TWO saves as the workflow moves between the states
workflowStore.Received(2).Save(workflow);
}
void WorkerThreadFunc()
{
// fire up the server, this will run as part of the service (you can set the workflow store here)
IWorkflowStore workflowStore = BootStrapper.MongoDbStore();
//IWorkflowStore workflowStore = BootStrapper.MemoryStore();
//IWorkflowStore workflowStore = BootStrapper.RavenDbEmbeddedStore();
IWorkflowServer workflowServer = new WorkflowServer(workflowStore);
workflowServer.RegisterWorkflowType <FileCreationWorkflow>();
// create a new example workflow if it hasn't been registered already
FileCreationWorkflow workflow = new FileCreationWorkflow(FileCreationWorkflow.State.Start);
workflow.RootFolder = "C:\\Temp\\";
workflow.ResumeTrigger = FileCreationWorkflow.Trigger.WriteFirstFile.ToString();
workflow.Priority = 5;
workflowServer.RegisterWorkflow(workflow);
while (!_shutdownEvent.WaitOne(0))
{
int executedCount = 0;
try
{
executedCount = workflowServer.ExecuteWorkflows(5);
}
catch (Exception)
{
// do some logging!
}
// if no workflows were found, sleepy sleep - you should create an app setting for the poll
// interval appropriate to you
if (executedCount == 0)
{
Thread.Sleep(1000);
}
}
}
public void ExecuteWorkflows_ActionWithNoDefaultConstructorAndNoDependencyResolver_ThrowsException()
{
// set up the store and the workflows
IWorkflowStore workflowStore = new MemoryWorkflowStore();
IWorkflowServer workflowServer = new WorkflowServer(workflowStore);
DependencyInjectionWorkflow workflow = new DependencyInjectionWorkflow(DependencyInjectionWorkflow.State.Start);
workflow.CreatedOn = DateTime.UtcNow.AddMinutes(-2);
workflow.ResumeOn = DateTime.UtcNow.AddMinutes(-2);
workflow.ResumeTrigger = DependencyInjectionWorkflow.Trigger.DoStuff.ToString();
workflowStore.Save(workflow);
Assert.AreEqual(0, workflow.RetryCount);
// execute
workflowServer.ExecuteWorkflows(10);
// we won't get an error, but check the workflow to see if any error occurred
Assert.AreEqual(1, workflow.RetryCount);
Assert.IsTrue(workflow.LastException.Contains("MissingMethodException"));
}
public void ExecuteWorkflows_ActionWithNoDefaultConstructorAndDependencyResolver_ExecutesAction()
{
// set up the store and the workflows
IWorkflowStore workflowStore = new MemoryWorkflowStore();
IWorkflowServer workflowServer = new WorkflowServer(workflowStore);
DependencyInjectionWorkflow workflow = new DependencyInjectionWorkflow(DependencyInjectionWorkflow.State.Start);
workflow.CreatedOn = DateTime.UtcNow.AddMinutes(-2);
workflow.ResumeOn = DateTime.UtcNow.AddMinutes(-2);
workflow.ResumeTrigger = DependencyInjectionWorkflow.Trigger.DoStuff.ToString();
workflowStore.Save(workflow);
MyDependencyResolver resolver = new MyDependencyResolver();// Substitute.For<IWorkflowEngineDependencyResolver>();
//resolver.GetInstance<NoDefaultConstructorAction>().Returns(new NoDefaultConstructorAction("test", 1));
workflowServer.DependencyResolver = resolver;
// execute
Assert.AreEqual(0, resolver.RunCount);
workflowServer.ExecuteWorkflows(10);
Assert.AreEqual(1, resolver.RunCount);
}
public void ExecuteWorkflows_OnExecution_ReturnsNumberOfWorkflowsExecuted(int activeWorkflowCount)
{
const int executeCount = 10;
int expectedResult = Math.Min(executeCount, activeWorkflowCount);
// set up the store and the workflows
IWorkflowStore workflowStore = new MemoryWorkflowStore();
for (int i = 0; i < activeWorkflowCount; i++)
{
BasicWorkflow workflow = new BasicWorkflow(BasicWorkflow.State.Start);
workflow.CreatedOn = DateTime.UtcNow.AddMinutes(-2);
workflow.ResumeOn = DateTime.UtcNow.AddMinutes(-2);
workflow.ResumeTrigger = BasicWorkflow.Trigger.DoStuff.ToString();
workflowStore.Save(workflow);
}
IWorkflowServer workflowServer = new WorkflowServer(workflowStore);
// execute
int result = workflowServer.ExecuteWorkflows(10);
Assert.AreEqual(expectedResult, result);
}
void WorkerThreadFunc()
{
// fire up the server, this will run as part of the service (you can set the workflow store here)
//IWorkflowStore workflowStore = BootStrapper.MongoDbStore();
//IWorkflowStore workflowStore = BootStrapper.MemoryStore();
IWorkflowStore workflowStore = BootStrapper.RavenDbEmbeddedStore();
IWorkflowServer workflowServer = new WorkflowServer(workflowStore);
workflowServer.RegisterWorkflowType<FileCreationWorkflow>();
// create a new example workflow if it hasn't been registered already
FileCreationWorkflow workflow = new FileCreationWorkflow(FileCreationWorkflow.State.Start);
workflow.RootFolder = "C:\\Temp\\";
workflow.ResumeTrigger = FileCreationWorkflow.Trigger.WriteFirstFile.ToString();
workflowServer.RegisterWorkflow(workflow);
while (!_shutdownEvent.WaitOne(0))
{
try
{
workflowServer.ExecuteWorkflows(5);
}
catch (Exception)
{
Thread.Sleep(1000);
}
// sleepy sleep
Thread.Sleep(1000);
}
}
public void OnWorkflowStateEntry_OnStateChange_Persisted()
{
BasicWorkflow workflow = new BasicWorkflow(BasicWorkflow.State.Start);
workflow.ResumeTrigger = BasicWorkflow.Trigger.DoStuff.ToString();
// set up the workflow store
IWorkflowStore workflowStore = Substitute.For<IWorkflowStore>();
workflowStore.GetActive(Arg.Any<int>()).Returns(new[] { workflow });
IWorkflowServer workflowEngine = new WorkflowServer(workflowStore);
workflowEngine.ExecuteWorkflows(10);
// We should have received TWO saves as the workflow moves between the states
workflowStore.Received(2).Save(workflow);
}
public void ExecuteWorkflows_OnDelayedAction_ResumesAfterDelay()
{
// set up the store and the workflows
IWorkflowStore workflowStore = new MemoryWorkflowStore();
DelayedWorkflow workflow = new DelayedWorkflow(DelayedWorkflow.State.Start);
workflow.CreatedOn = DateTime.UtcNow.AddMinutes(-2);
workflow.ResumeTrigger = DelayedWorkflow.Trigger.DoStuff.ToString();
workflowStore.Save(workflow);
IWorkflowServer workflowServer = new WorkflowServer(workflowStore);
// execute
workflowServer.ExecuteWorkflows(5);
workflow = workflowStore.Get<DelayedWorkflow>(workflow.Id);
Assert.AreEqual(DelayedWorkflow.State.DoingStuff.ToString(), workflow.CurrentState);
// execute again - nothing should have changed
workflowServer.ExecuteWorkflows(5);
workflow = workflowStore.Get<DelayedWorkflow>(workflow.Id);
Assert.AreEqual(DelayedWorkflow.State.DoingStuff.ToString(), workflow.CurrentState);
// delay and run - should be now be complete
Thread.Sleep(3100);
workflowServer.ExecuteWorkflows(5);
Assert.IsNull(workflowStore.GetOrDefault(workflow.Id));
Assert.IsNotNull(workflowStore.GetCompletedOrDefault(workflow.Id));
}