public JobRequestResult Process(JobRequest request)
{
#region Unaffected By Change
if (request.RequestedByDate.CompareTo(DateTime.Now) < 0)
return new JobRequestResult
{Accepted = false, Errors = new List<IJobRequestError> {new JobInThePastError()}};
using (var ctx = new SharedDbContext())
{
var matchingTasks = ctx.Job.Find(request.RequestedTask);
if(matchingTasks == null)
return new JobRequestResult
{Accepted = false, Errors = new List<IJobRequestError> {new UnknownJobIdError()}};
#endregion Unaffected By Change
#region New Code to Support limiting number of jobs per day to 4
var maximumNumberOfJobsAlreadyScheduled = (from job in ctx.ScheduledJob
where job.ScheduledOn.Equals(request.RequestedByDate)
select job).Count() > 3;
if (maximumNumberOfJobsAlreadyScheduled)
return new JobRequestResult
{Accepted = false, Errors = new List<IJobRequestError> {new RequestedDateFullError()}};
#endregion New Code to Support limiting number of jobs per day to 4
#region Unaffected By Change
var scheduledJob = ctx.ScheduledJob.Create();
scheduledJob.ScheduledOn = request.RequestedByDate;
ctx.ScheduledJob.Add(scheduledJob);
ctx.SaveChanges();
}
return new JobRequestResult {Accepted = true, ScheduledToBeginOn = request.RequestedByDate};
#endregion Unaffected By Change
}
public void Should_Schedule_Job_Based_On_Results()
{
var request = new JobRequest {RequestedByDate = DateTime.Now.AddDays(14), RequestedTask = GetKnownTaskId()};
var sut = new JobProcessor();
var result = sut.Process(request);
result.ScheduledToBeginOn.CompareTo(request.RequestedByDate).ShouldBeInRange(-14, 0);
}
public void Should_Accept_Valid_Book_Job_Command()
{
var request = new JobRequest{RequestedByDate = DateTime.Now.AddDays(14), RequestedTask = GetKnownTaskId()};
var sut = new Software_Design_Examples.Single_Responsibility.Feature_Change_1.JobProcessor();
var result = sut.Process(request);
result.Accepted.ShouldBeTrue();
}
public void Should_Reject_Book_Job_Command_For_Unknown_Task_Id_With_UnknownJobError()
{
var request = new JobRequest {RequestedByDate = DateTime.Now.AddDays(1), RequestedTask = 1231354957};
var sut = new JobProcessor();
var result = sut.Process(request);
result.Errors.Any(x => x.GetType() == typeof(UnknownJobIdError)).ShouldBeTrue();
}
public void Should_Execute_Valid_Book_Job_Command()
{
var request = new JobRequest{RequestedByDate = DateTime.Now.AddDays(14), RequestedTask = GetKnownTaskId()};
var sut = new JobProcessor();
var result = sut.Process(request);
result.Accepted.ShouldBeTrue();
}
public void Should_Reject_Book_Job_Command_For_The_Past_With_Input_Errors()
{
var request = new JobRequest
{RequestedByDate = DateTime.Now.Subtract(TimeSpan.FromDays(1)), RequestedTask = GetKnownTaskId()};
var sut = new Software_Design_Examples.Single_Responsibility.Feature_Change_1.JobProcessor();
var result = sut.Process(request);
result.Errors.Any(x => x.GetType() == typeof(JobInThePastError)).ShouldBeTrue();
}
public void Should_Reject_Book_Job_Command_For_The_Past_With_Input_Errors()
{
var request = new JobRequest
{RequestedByDate = DateTime.Now.Subtract(TimeSpan.FromDays(1)), RequestedTask = GetKnownTaskId()};
var sut = new JobProcessor();
var result = sut.Process(request);
result.Errors.Any(x => x.GetType() == typeof(JobInThePastError)).ShouldBeTrue();
}
public JobRequestResult Process(JobRequest request)
{
if (request.RequestedByDate.CompareTo(DateTime.Now) < 0)
return new JobRequestResult
{Accepted = false, Errors = new List<IJobRequestError> {new JobInThePastError()}};
using (var ctx = new SharedDbContext())
{
var matchingTasks = ctx.Job.Find(request.RequestedTask);
if(matchingTasks == null)
return new JobRequestResult
{Accepted = false, Errors = new List<IJobRequestError> {new UnknownJobIdError()}};
var scheduledJob = ctx.ScheduledJob.Create();
scheduledJob.ScheduledOn = request.RequestedByDate;
ctx.ScheduledJob.Add(scheduledJob);
ctx.SaveChanges();
}
return new JobRequestResult {Accepted = true, ScheduledToBeginOn = request.RequestedByDate};
}
public void Should_Reject_Book_Job_Command_For_Unknown_Task_Id_With_UnknownJobError()
{
var request = new JobRequest {RequestedByDate = DateTime.Now.AddDays(2), RequestedTask = 1231354957};
var sut = new Software_Design_Examples.Single_Responsibility.Feature_Change_1.JobProcessor();
var result = sut.Process(request);
result.Errors.Any(x => x.GetType() == typeof(UnknownJobIdError)).ShouldBeTrue();
}
public void Should_Schedule_Valid_Book_Job_Request_If_Scheduled_Work_Acceptable_for_Requested_Date()
{
var request = new JobRequest{RequestedByDate = DateTime.Now.AddDays(1), RequestedTask = GetKnownTaskId()};
var sut = new Software_Design_Examples.Single_Responsibility.Feature_Change_1.JobProcessor();
var result = sut.Process(request);
result.ScheduledToBeginOn.Date.ShouldEqual(request.RequestedByDate.Date);
}
public void Should_Schedule_Job_Based_On_Results()
{
var request = new JobRequest {RequestedByDate = DateTime.Now.AddDays(14), RequestedTask = GetKnownTaskId()};
var sut = new Software_Design_Examples.Single_Responsibility.Feature_Change_1.JobProcessor();
var result = sut.Process(request);
result.ScheduledToBeginOn.CompareTo(request.RequestedByDate).ShouldBeInRange(-14, 0);
}
public void Should_Reject_Valid_Book_Job_Request_If_Requested_Date_Full()
{
var request = new JobRequest{RequestedByDate = _dateWithTooManyScheduledJobs, RequestedTask = GetKnownTaskId()};
var sut = new Software_Design_Examples.Single_Responsibility.Feature_Change_1.JobProcessor();
var result = sut.Process(request);
result.Errors.Any(x => x.GetType() == typeof(RequestedDateFullError)).ShouldBeTrue();
}
