public OrchestrationTestHost()
{
dataConverter = new JsonDataConverter();
orchestrationObjectManager = new NameVersionObjectManager <TaskOrchestration>();
activityObjectManager = new NameVersionObjectManager <TaskActivity>();
orchestrationExecutor = new FakeOrchestrationExecutor(orchestrationObjectManager);
taskActivityExecutor = new FakeTaskActivityExecutor(activityObjectManager);
clock = new FakeOrchestrationClock();
ClockSpeedUpFactor = 1;
}
public FakeOrchestrationContext(TaskScheduler scheduler, OrchestrationInstance instance,
FakeTaskActivityExecutor taskActivityExecutor,
FakeOrchestrationExecutor orchestrationExecutor, FakeOrchestrationClock clock)
{
IsReplaying = false;
this.scheduler = scheduler;
OrchestrationInstance = instance;
TaskActivityExecutor = taskActivityExecutor;
OrchestrationExecutor = orchestrationExecutor;
Clock = clock;
}
public async Task <T> ExecuteOrchestration <T>(OrchestrationInstance instance,
FakeTaskActivityExecutor taskActivityExecutor,
FakeOrchestrationClock clock, string name, string version, object input)
{
string actualVersion = version;
if (instance == null)
{
throw new ArgumentNullException("instance");
}
if (string.IsNullOrWhiteSpace(instance.InstanceId))
{
instance.InstanceId = Guid.NewGuid().ToString("N");
}
if (string.IsNullOrWhiteSpace(instance.ExecutionId))
{
instance.ExecutionId = Guid.NewGuid().ToString("N");
}
if (currentExecutions.ContainsKey(instance.InstanceId))
{
throw new OrchestrationFrameworkException("Orchestration instance with id '" + instance.InstanceId +
"' already running.");
}
T result = default(T);
FakeOrchestrationContext context;
do
{
context = new FakeOrchestrationContext(scheduler, instance, taskActivityExecutor, this, clock);
result = await Execute <T>(context, name, actualVersion, input);
if (context.StartNew)
{
actualVersion = context.NewVersion ?? actualVersion;
while (clock.HasPendingTimers || taskActivityExecutor.HasPendingExecutions)
{
// wait for pending tasks to complete before starting new generation
await Task.Delay(10);
}
input = context.ContinueAsNewInput;
instance.ExecutionId = Guid.NewGuid().ToString("N");
}
} while (context.StartNew);
return(result);
}
