tahoe-lafs/src/allmydata/test/test_monitor.py
2020-08-07 13:26:44 -04:00

53 lines
1.5 KiB
Python

"""
Tests for allmydata.monitor.
"""
from __future__ import unicode_literals
from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
from future.utils import PY2
if PY2:
from builtins import filter, map, zip, ascii, chr, hex, input, next, oct, open, pow, round, super, bytes, dict, list, object, range, str, max, min # noqa: F401
from twisted.trial import unittest
from allmydata.monitor import Monitor, OperationCancelledError
class MonitorTests(unittest.TestCase):
"""Tests for the Monitor class."""
def test_cancellation(self):
"""The monitor can be cancelled."""
m = Monitor()
self.assertFalse(m.is_cancelled())
m.raise_if_cancelled()
m.cancel()
self.assertTrue(m.is_cancelled())
with self.assertRaises(OperationCancelledError):
m.raise_if_cancelled()
def test_status(self):
"""The monitor can have its status set."""
m = Monitor()
self.assertEqual(m.get_status(), None)
m.set_status("discombobulated")
self.assertEqual(m.get_status(), "discombobulated")
def test_finish(self):
"""The monitor can finish."""
m = Monitor()
self.assertFalse(m.is_finished())
d = m.when_done()
self.assertNoResult(d)
result = m.finish(300)
self.assertEqual(result, 300)
self.assertEqual(m.get_status(), 300)
self.assertTrue(m.is_finished())
d.addBoth(self.assertEqual, 300)
return d