public async Task DupeDetectionByInstanceStoreTest()
        {
            var    sbService = (ServiceBusOrchestrationService)this.taskHub.orchestrationService;
            string name      = NameVersionHelper.GetDefaultName(typeof(SimplestGreetingsOrchestration));
            string version   = NameVersionHelper.GetDefaultVersion(typeof(SimplestGreetingsOrchestration));

            await this.taskHub.AddTaskOrchestrations(typeof(SimplestGreetingsOrchestration))
            .AddTaskActivities(typeof(SimplestGetUserTask), typeof(SimplestSendGreetingTask))
            .StartAsync();

            // Write to jumpStart table only
            OrchestrationInstance id = await TestHelpers.CreateOrchestrationInstanceAsync(sbService, name, version, null, null, true, false);

            // Try to create orchestration with same instanceId
            OrchestrationAlreadyExistsException exception = await TestHelpers.ThrowsAsync <OrchestrationAlreadyExistsException>(() => TestHelpers.CreateOrchestrationInstanceAsync(sbService, name, version, id.InstanceId, null, false, false));

            Assert.IsTrue(exception.Message.Contains("already exists"));
        }