private async Task TestImmediateJobs()
{
SetTime0();
// Use session associated with particular user. Jobs are retried with the same user context as original attempt.
var context = GetUserBoundContext();
var session = context.OpenSecureSession();
// We use this arg to test deserialization of arguments
var listArg = new List <string>()
{
"a", "b", "c", "d", "e", "f"
};
// Set explicitly the default RetryPolicy
var jobExecConfig = _app.GetConfig <JobModuleSettings>();
jobExecConfig.DefaultRetryPolicy = new RetryPolicy(new[] { 2, 2, 2, 2, 2, 2 }); //repeat 6 times with 2 minute intervals
JobRunContext jobRunContext;
IJobRun jobRun;
// 1.a Async job executing successfully 1st time -------------------------------------------
jobRunContext = await JobHelper.ExecuteWithRetriesAsync(session.Context, "1a: Sample async job, no failures",
(ctx) => JobMethodAsync(ctx, 0, "Some string argument", listArg));
Assert.AreEqual(JobRunStatus.Completed, jobRunContext.Status, "Expected Completed for async job");
// Check that job was not persisted - because it ended successfully first time
jobRun = session.GetLastFinishedJobRun(jobRunContext.JobId);
Assert.IsNull(jobRun, "Expected async job succeed and never be persisted.");
// 1.b Async job initially failing -------------------------------------------
jobRunContext = await JobHelper.ExecuteWithRetriesAsync(session.Context, "1b: Sample async job, 3 failures",
(ctx) => JobMethodAsync(ctx, 3, "Some string argument", listArg));
Assert.AreEqual(JobRunStatus.Error, jobRunContext.Status, "Expected Error");
// Check that job is persisted - because it ended with error
jobRun = session.GetLastFinishedJobRun(jobRunContext.JobId);
Assert.IsNotNull(jobRun, "Expected JobRun record in db.");
//fast-forward time by 10 minutes and fire timers on the way;
FastForwardTimeFireTimers(12);
// RetryPolicy states to repeat with 2 minutes intervals,
// so after 3 failures final run should succeed
jobRun = session.GetLastFinishedJobRun(jobRunContext.JobId);
Assert.AreEqual(JobRunStatus.Completed, jobRun.Status, "Expected status Completed");
//attemptNumber is 1-based
Assert.AreEqual(4, jobRun.AttemptNumber, "Wrong attempt number for successful run.");
SetTime0();
// 2.a NoWait job executing successfully 1st time -------------------------------------------
jobRunContext = JobHelper.ExecuteWithRetriesNoWait(session.Context, "2a: Sample no-wait job, no failures",
(ctx) => JobMethod(ctx, 0, "Some string argument", listArg));
Thread.Sleep(100); //make sure job finished
Assert.AreEqual(JobRunStatus.Completed, jobRunContext.Status, "Expected completed status");
// Check that job was not persisted - because it ended successfully first time
jobRun = session.GetLastFinishedJobRun(jobRunContext.JobId);
Assert.IsNull(jobRun, "Expected no-wait job succeed and never be persisted.");
// 2.b NoWait job failing initially -------------------------------------------
jobRunContext = JobHelper.ExecuteWithRetriesNoWait(session.Context, "2b: Sample no-wait job, 3 failures",
(ctx) => JobMethod(ctx, 3, "Some string argument", listArg));
Thread.Sleep(100); //make sure job finished
Assert.AreEqual(JobRunStatus.Error, jobRunContext.Status, "Expected Error status");
// Check that job is persisted - because it failed
jobRun = session.GetLastFinishedJobRun(jobRunContext.JobId);
Assert.IsNotNull(jobRun, "Expected no-wait jobRun record in db.");
//fast-forward time by 10 minutes;
FastForwardTimeFireTimers(12);
// RetryPolicy states to repeat with 2 minutes intervals,
// so after 3 failures final run should succeed
jobRun = session.GetLastFinishedJobRun(jobRunContext.JobId);
Assert.AreEqual(JobRunStatus.Completed, jobRun.Status, "Expected status Completed");
//attemptNumber is 1-based
Assert.AreEqual(4, jobRun.AttemptNumber, "Wrong attempt number for successful run.");
SetTime0();
// 3.a Job executed on SaveChanges, executed successfully the first time ------------------------------------
// This is useful in some cases - job executes ONLY if SaveChanges succeeds;
// ex: we send confirmation email in the job, it will be sent only the whole thing succeeds.
var dataId = new Guid("79C01818-0E1E-4CA1-8D8A-B6E8E6A6897F");
var data = "Some Job Data";
var threadType = JobThreadType.Background; // try changing it to pool, just for experiment
jobRun = JobHelper.ScheduleJobRunOnSaveChanges(session, "3a: Sample on-save job, no failures",
(ctx) => JobMethod(ctx, 0, "Sample string arg", listArg), dataId, data, threadType);
session.SaveChanges();
Thread.Sleep(100); //make sure job finished
// this should be the same as jobRun returned by StartJobOnSaveChanges
var jobRun2 = jobRun.Job.GetLastFinishedJobRun();
Assert.IsTrue(jobRun2 == jobRun, "Expected the same job run");
Assert.AreEqual(JobRunStatus.Completed, jobRun.Status, "Expected Completed status.");
// 3.b Job executed on SaveChanges, executed with initial failures ------------------------------------
jobRun = JobHelper.ScheduleJobRunOnSaveChanges(session, "3b: Sample on-save job, 3 failures",
(ctx) => JobMethod(ctx, 3, "Sample string arg", listArg), dataId, data, threadType);
session.SaveChanges();
Thread.Sleep(100); //make sure job finished (with error)
// get this failed run
jobRun = jobRun.Job.GetLastFinishedJobRun();
Assert.AreEqual(JobRunStatus.Error, jobRun.Status, "Expected Error status.");
//fast-forward time by 10 minutes;
FastForwardTimeFireTimers(12);
jobRun = session.GetLastFinishedJobRun(jobRunContext.JobId);
Assert.AreEqual(JobRunStatus.Completed, jobRun.Status, "Expected status Completed");
//attemptNumber is 1-based
Assert.AreEqual(4, jobRun.AttemptNumber, "Wrong attempt number for successful run.");
SetTime0();
} //method
