def test_creation_scheduler(self):
sched = PureScheduler()
s = Seq(J(sl(1)), J(sl(2)), scheduler=sched)
J(sl(3), required=s, scheduler=sched)
# make sure that jobs appended in the sequence
# even later on are also added to the scheduler
s.append(J(sl(.5)))
self.assertEqual(len(sched.jobs), 4)
self.assertTrue(sched.check_cycles())
self.assertTrue(sched.run())
def test_cycle(self):
"""a simple loop with 3 jobs - cannot handle that"""
a1, a2, a3 = J(sl(1.1)), J(sl(1.2)), J(sl(1.3))
a1.requires(a2)
a2.requires(a3)
a3.requires(a1)
sched = PureScheduler(a1, a2, a3)
# these lines seem to trigger a nasty message about a coro not being
# waited
self.assertFalse(sched.check_cycles())
def test_simple(self):
"""a simple topology, that should work"""
jobs = SLJ(0.1), SLJ(0.2), SLJ(0.3), SLJ(0.4), SLJ(0.5), J(sl(0.6)), J(
sl(0.7))
a1, a2, a3, a4, a5, a6, a7 = jobs
a4.requires(a1, a2, a3)
a5.requires(a4)
a6.requires(a4)
a7.requires(a5)
a7.requires(a6)
sched = PureScheduler(*jobs)
list_sep(sched, common_sep + "LIST BEFORE")
self.assertTrue(sched.check_cycles())
self.assertTrue(sched.run())
for j in jobs:
self.assertFalse(j.raised_exception())
list_sep(sched, common_sep + "LIST AFTER")
print(common_sep + "DEBRIEF")
sched.debrief()