def test_jobid_unavailable(self):
"""Tests for cases where fetching the jobid should raise an exception."""
fut = FluxExecutorFuture(threading.get_ident())
fut._set_jobid(None, exc=OverflowError("foobar"))
with self.assertRaisesRegex(OverflowError, "foobar"):
fut.jobid(0)
with self.assertRaises(RuntimeError):
fut._set_jobid(1)
# test that jobid raises if future is cancelled
fut = FluxExecutorFuture(threading.get_ident())
fut.cancel()
with self.assertRaises(cf.CancelledError):
fut.jobid(0)
# test that jobid doesn't raise if future is cancelled but jobid already set
fut = FluxExecutorFuture(threading.get_ident())
jobid = 10
fut._set_jobid(jobid)
fut.cancel()
self.assertEqual(fut.jobid(0), jobid)
# test that jobid raises if an exception is set before jobid set
fut = FluxExecutorFuture(threading.get_ident())
fut.set_exception(ValueError("foobar"))
with self.assertRaisesRegex(RuntimeError,
r"job could not be submitted.*"):
fut.jobid()
def test_multiple_cancel(self):
fut = FluxExecutorFuture(threading.get_ident())
invocations = itertools.count()
fut.add_done_callback(lambda _: next(invocations))
self.assertFalse(fut.cancelled())
for _ in range(3): # test cancelling more than once
self.assertTrue(fut.cancel())
self.assertEqual(next(invocations), 1)
with self.assertRaises(cf.CancelledError):
fut.jobid()