public virtual void TestJobHistoryEventHandlerIsFirstServiceToStop()
{
MRApp app = new TestJobHistoryEvents.MRAppWithSpecialHistoryHandler(1, 0, true, this
.GetType().FullName, true);
Configuration conf = new Configuration();
app.Init(conf);
Org.Apache.Hadoop.Service.Service[] services = Sharpen.Collections.ToArray(app.GetServices
(), new Org.Apache.Hadoop.Service.Service[0]);
// Verifying that it is the last to be added is same as verifying that it is
// the first to be stopped. CompositeService related tests already validate
// this.
NUnit.Framework.Assert.AreEqual("JobHistoryEventHandler", services[services.Length
- 1].GetName());
}
public virtual void TestEventsFlushOnStop()
{
Configuration conf = new Configuration();
MRApp app = new TestJobHistoryEvents.MRAppWithSpecialHistoryHandler(1, 0, true, this
.GetType().FullName, true);
app.Submit(conf);
Org.Apache.Hadoop.Mapreduce.V2.App.Job.Job job = app.GetContext().GetAllJobs().Values
.GetEnumerator().Next();
JobId jobId = job.GetID();
Log.Info("JOBID is " + TypeConverter.FromYarn(jobId).ToString());
app.WaitForState(job, JobState.Succeeded);
// make sure all events are flushed
app.WaitForState(Service.STATE.Stopped);
/*
* Use HistoryContext to read logged events and verify the number of
* completed maps
*/
HistoryContext context = new JobHistory();
((JobHistory)context).Init(conf);
Org.Apache.Hadoop.Mapreduce.V2.App.Job.Job parsedJob = context.GetJob(jobId);
NUnit.Framework.Assert.AreEqual("CompletedMaps not correct", 1, parsedJob.GetCompletedMaps
());
IDictionary <TaskId, Task> tasks = parsedJob.GetTasks();
NUnit.Framework.Assert.AreEqual("No of tasks not correct", 1, tasks.Count);
VerifyTask(tasks.Values.GetEnumerator().Next());
IDictionary <TaskId, Task> maps = parsedJob.GetTasks(TaskType.Map);
NUnit.Framework.Assert.AreEqual("No of maps not correct", 1, maps.Count);
NUnit.Framework.Assert.AreEqual("Job state not currect", JobState.Succeeded, parsedJob
.GetState());
}