public void testRunStepsWithOverrunAllowed() {
StepTask t1 = task(100, 500, 30, null, new MyMockStepper(15, -10));
t1.setOverrunAllowed(true);
StepTask t2 = task(150, 250, 100, null, new MyMockStepper(10, -10));
newTr(
new MyMockTaskRunner(
new TaskRunner.SchedulerFactory() {
public Scheduler createScheduler() {
return new SortScheduler();
}
}));
assertTrue(tr.addToSchedule(t1));
assertTrue(tr.addToSchedule(t2));
TimeBase.setSimulated(101);
assertTrue(tr.findTaskToRun());
Interrupter intr = null;
try {
intr = interruptMeIn(TIMEOUT_SHOULDNT, true);
while (tr.findTaskToRun()) {
tr.runSteps(new MutableBoolean(true), null);
}
intr.cancel();
} catch (Exception e) {
log.error("runSteps threw:", e);
} finally {
if (intr.did()) {
fail("runSteps looped");
}
}
assertNull(t1.e);
assertTrue(t1.hasOverrun());
}
public void testStepperThrows() {
final List finished = new ArrayList();
TaskCallback cb =
new TaskCallback() {
public void taskEvent(SchedulableTask task, Schedule.EventType event) {
if (event == Schedule.EventType.FINISH) {
finished.add(task);
}
}
};
MyMockStepper stepper = new MyMockStepper(10, -10);
stepper.setWhenToThrow(5);
StepTask t1 = task(100, 200, 100, cb, stepper);
Schedule s = sched(ListUtil.list(t1));
fact.setResult(s);
assertTrue(tr.addToSchedule(t1));
TimeBase.setSimulated(101);
assertTrue(tr.findTaskToRun());
Interrupter intr = null;
try {
intr = interruptMeIn(TIMEOUT_SHOULDNT, true);
tr.runSteps(new MutableBoolean(true), null);
intr.cancel();
} catch (Exception e) {
log.error("runSteps threw:", e);
} finally {
if (intr.did()) {
fail("runSteps looped");
}
}
assertSame(t1, finished.get(0));
assertTrue(t1.e instanceof ExpectedRuntimeException);
assertEquals(5, stepper.nSteps);
}
public void testFindOverrunTaskToRun() {
assertFalse(tr.findTaskToRun());
StepTask t1 = task(100, 200, 100);
Schedule s = sched(ListUtil.list(t1));
fact.setResult(s);
assertTrue(tr.addToSchedule(t1));
assertFalse(tr.findTaskToRun());
assertEquals(Deadline.at(100), tr.runningDeadline);
StepTask t2 = task(0, 300, 50);
tr.addOverrunner(t2);
assertTrue(tr.findTaskToRun());
assertEquals(t2, tr.runningTask);
assertEquals(Deadline.at(100), tr.runningDeadline);
assertNull(tr.runningChunk);
}
public void testRunStepsWithOverrunDisallowed() {
StepTask t1 = task(100, 300, 100, null, new MyMockStepper(15, -10));
// t1.setOverrunAllowed(true);
StepTask t2 = task(150, 250, 100, null, new MyMockStepper(10, -10));
Schedule s = sched(ListUtil.list(t1, t2));
fact.setResults(s, s);
assertTrue(tr.addToSchedule(t1));
assertTrue(tr.addToSchedule(t2));
TimeBase.setSimulated(101);
Interrupter intr = null;
try {
intr = interruptMeIn(TIMEOUT_SHOULDNT, true);
while (tr.findTaskToRun()) {
tr.runSteps(new MutableBoolean(true), null);
}
intr.cancel();
} catch (Exception e) {
log.error("runSteps threw:", e);
} finally {
if (intr.did()) {
fail("runSteps looped");
}
}
assertEquals(SetUtil.set(t1, t2), SetUtil.theSet(removedTasks));
assertTrue(t1.e.toString(), t1.e instanceof SchedService.Overrun);
}
public void testFindChunkTaskToRun() {
assertFalse(tr.findTaskToRun());
StepTask t1 = task(100, 200, 100);
StepTask t2 = task(100, 300, 50);
Schedule s = sched(ListUtil.list(t1, t2));
fact.setResults(s, s);
assertTrue(tr.addToSchedule(t1));
assertTrue(tr.addToSchedule(t2));
assertFalse(tr.findTaskToRun());
assertEquals(Deadline.at(100), tr.runningDeadline);
TimeBase.setSimulated(101);
assertTrue(tr.findTaskToRun());
assertEquals(t1, tr.runningTask);
assertEquals(t1.getLatestFinish(), tr.runningDeadline);
assertEquals(s.getEvents().get(0), tr.runningChunk);
}
public void testFindTaskToRunRemovesExpiredChunks() {
assertFalse(tr.findTaskToRun());
StepTask t1 = task(100, 200, 100);
StepTask t2 = task(100, 300, 50);
StepTask texp1 = task(0, 0, 50);
StepTask texp2 = task(0, 0, 50);
Schedule s = sched(ListUtil.list(texp1, texp2, t1, t2));
fact.setResults(s, s);
assertTrue(tr.addToSchedule(t1));
assertTrue(tr.addToSchedule(t2));
assertFalse(tr.findTaskToRun());
assertEquals(2, removedChunks.size());
assertEquals(
SetUtil.set(texp1, texp2),
SetUtil.set(
((Schedule.Chunk) removedChunks.get(0)).getTask(),
((Schedule.Chunk) removedChunks.get(1)).getTask()));
}
public void testFindRunnableChunk() {
assertFalse(tr.findTaskToRun());
StepTask t1 = task(100, 200, 100);
StepTask t2 = task(10, 300, 50);
Schedule.Chunk c1 = new Schedule.Chunk(t1, Deadline.at(100), Deadline.at(200), 100);
Schedule.Chunk c2 = new Schedule.Chunk(t2, Deadline.at(200), Deadline.at(300), 100);
Schedule s = new Schedule(ListUtil.list(c1, c2));
fact.setResults(s, s);
assertTrue(tr.addToSchedule(t1));
assertTrue(tr.addToSchedule(t2));
assertFalse(tr.findTaskToRun());
assertEquals(Deadline.at(100), tr.runningDeadline);
TimeBase.setSimulated(11);
assertTrue(tr.findTaskToRun());
assertEquals(t2, tr.runningTask);
assertEquals(c2, tr.runningChunk);
assertEquals(Deadline.at(100), tr.runningDeadline);
assertEquals(s.getEvents().get(1), tr.runningChunk);
}
public void testFindTaskToRunRemovesExpiredOverrunners() {
assertFalse(tr.findTaskToRun());
StepTask t1 = task(100, 200, 100);
StepTask t2 = task(100, 300, 50);
StepTask texp1 = task(0, 0, 50);
StepTask texp2 = task(0, 0, 49);
Schedule s = sched(ListUtil.list(t1, t2));
fact.setResults(s, s);
assertTrue(tr.addToSchedule(t1));
assertTrue(tr.addToSchedule(t2));
tr.addOverrunner(texp1);
tr.addOverrunner(texp2);
// if this fails, it might be because the sorted list/set is treating
// sort-order equivalence as object equality, which we don't want
assertEquals(2, tr.getOverrunTasks().size());
assertFalse(tr.findTaskToRun());
assertEquals(0, removedChunks.size());
assertEquals(2, removedTasks.size());
assertEquals(
SetUtil.set(texp1, texp2),
SetUtil.set((StepTask) removedTasks.get(0), (StepTask) removedTasks.get(1)));
}
// test resched with overrun task doesn't lose task.
public void testRunStepsWithOverrunAllowedPlusResched() {
StepTask t1 = task(100, 500, 30, null, new MyMockStepper(15, -10));
t1.setOverrunAllowed(true);
StepTask t2 = task(150, 250, 100, null, new MyMockStepper(10, -10));
newTr(
new MyMockTaskRunner(
new TaskRunner.SchedulerFactory() {
public Scheduler createScheduler() {
return new SortScheduler();
}
}));
assertTrue(tr.addToSchedule(t1));
assertEmpty(tr.getOverrunTasks());
TimeBase.setSimulated(101);
assertTrue(tr.findTaskToRun());
t1.timeUsed = 1000;
assertTrue(t1.hasOverrun());
assertEmpty(tr.getOverrunTasks());
assertTrue(tr.addToSchedule(t2));
assertEquals(SetUtil.set(t1), SetUtil.theSet(tr.getOverrunTasks()));
}
public void testBackground() {
final List rec = new ArrayList();
TaskCallback cb =
new TaskCallback() {
public void taskEvent(SchedulableTask task, Schedule.EventType event) {
rec.add(new BERec(Deadline.in(0), (BackgroundTask) task, event));
}
};
assertFalse(tr.findTaskToRun());
BackgroundTask t1 = btask(100, 200, .1, cb);
BackgroundTask t2 = btask(100, 300, .2, cb);
BackgroundTask t3 = btask(150, 200, .4, cb);
Schedule s =
sched(
ListUtil.list(
bEvent(t1, Schedule.EventType.START),
bEvent(t2, Schedule.EventType.START),
bEvent(t3, Schedule.EventType.START),
bEvent(t1, Schedule.EventType.FINISH),
bEvent(t3, Schedule.EventType.FINISH),
bEvent(t2, Schedule.EventType.FINISH)));
fact.setResults(ListUtil.list(s, s, s));
assertTrue(tr.addToSchedule(t1));
assertTrue(tr.addToSchedule(t2));
assertTrue(tr.addToSchedule(t3));
assertEquals(3, tr.getAcceptedTasks().size());
assertIsomorphic(ListUtil.list(t1, t2, t3), tr.getAcceptedTasks());
assertFalse(tr.findTaskToRun());
assertEquals(0, rec.size());
assertEquals(0, tr.getBackgroundLoadFactor(), .005);
assertEquals(Deadline.at(100), tr.runningDeadline);
TimeBase.setSimulated(101);
assertFalse(tr.findTaskToRun());
assertEquals(2, rec.size());
assertEquals(.3, tr.getBackgroundLoadFactor(), .005);
TimeBase.setSimulated(151);
assertFalse(tr.findTaskToRun());
assertEquals(3, rec.size());
assertEquals(.7, tr.getBackgroundLoadFactor(), .005);
assertEquals(3, tr.getAcceptedTasks().size());
TimeBase.setSimulated(201);
assertFalse(tr.findTaskToRun());
assertEquals(5, rec.size());
assertEquals(.2, tr.getBackgroundLoadFactor(), .005);
assertEquals(1, tr.getAcceptedTasks().size());
t2.taskIsFinished();
TimeBase.setSimulated(202);
assertFalse(tr.findTaskToRun());
assertEquals(6, rec.size());
assertEquals(0, tr.getBackgroundLoadFactor(), .005);
assertEquals(0, tr.getAcceptedTasks().size());
TimeBase.setSimulated(301);
assertFalse(tr.findTaskToRun());
assertEquals(6, rec.size());
assertEquals(0, tr.getBackgroundLoadFactor(), .005);
List exp =
ListUtil.list(
new BERec(101, t1, Schedule.EventType.START),
new BERec(101, t2, Schedule.EventType.START),
new BERec(151, t3, Schedule.EventType.START),
new BERec(201, t1, Schedule.EventType.FINISH),
new BERec(201, t3, Schedule.EventType.FINISH),
new BERec(201, t2, Schedule.EventType.FINISH));
assertEquals(exp, rec);
}
