47b7acdfbc
Conflicts: src/octoprint/plugins/virtual_printer/virtual.py src/octoprint/printer/standard.py
144 lines
3.1 KiB
Python
144 lines
3.1 KiB
Python
# coding=utf-8
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from __future__ import absolute_import, division, print_function
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__author__ = "Gina Häußge <osd@foosel.net>"
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__license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
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__copyright__ = "Copyright (C) 2015 The OctoPrint Project - Released under terms of the AGPLv3 License"
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import unittest
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import time
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import threading
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from octoprint.util import CountedEvent
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class CountedEventTest(unittest.TestCase):
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def test_set_once(self):
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"""The counter should go from 0 to 1."""
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event = CountedEvent()
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self.assertEqual(0, event._counter)
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self.assertFalse(event._event.is_set())
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event.set()
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self.assertEqual(1, event._counter)
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self.assertTrue(event._event.is_set())
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def test_set_more_than_max(self):
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"""The counter should never rise above max."""
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event = CountedEvent(max=1)
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self.assertEqual(0, event._counter)
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self.assertFalse(event._event.is_set())
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event.set()
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self.assertEqual(1, event._counter)
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self.assertTrue(event._event.is_set())
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event.set()
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self.assertEqual(1, event._counter)
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self.assertTrue(event._event.is_set())
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def test_clear_once(self):
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"""The counter should to from 1 to 0."""
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event = CountedEvent(1)
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self.assertEqual(1, event._counter)
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self.assertTrue(event._event.is_set())
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event.clear()
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self.assertEqual(0, event._counter)
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self.assertFalse(event._event.is_set())
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def test_clear_all(self):
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"""The counter should go from 10 to 0."""
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event = CountedEvent(10)
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self.assertEqual(10, event._counter)
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self.assertTrue(event._event.is_set())
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event.clear(completely=True)
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self.assertEqual(0, event._counter)
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self.assertFalse(event._event.is_set())
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def test_clear_more_than_available(self):
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"""The counter should never sink below 0."""
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event = CountedEvent(1)
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self.assertEqual(1, event._counter)
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self.assertTrue(event._event.is_set())
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event.clear()
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self.assertEqual(0, event._counter)
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self.assertFalse(event._event.is_set())
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event.clear()
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self.assertEqual(0, event._counter)
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self.assertFalse(event._event.is_set())
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def test_blocked(self):
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"""Blocked should only be true if the counter is 0."""
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event = CountedEvent(0)
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self.assertTrue(event.blocked())
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event.set()
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self.assertFalse(event.blocked())
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event.clear()
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self.assertTrue(event.blocked())
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def test_wait_immediately(self):
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"""Unblocked wait should immediately return."""
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event = CountedEvent(1)
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start = time.time()
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event.wait(timeout=2)
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duration = time.time() - start
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self.assertLess(duration, 1)
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def test_wait_blocking(self):
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"""Set should immediately have blocked wait return."""
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event = CountedEvent(0)
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def set_event():
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time.sleep(1)
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event.set()
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thread = threading.Thread(target=set_event)
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thread.daemon = True
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thread.start()
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start = time.time()
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event.wait(timeout=2)
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duration = time.time() - start
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self.assertLess(duration, 2)
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def test_wait_timeout(self):
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"""Blocked should only wait until timeout."""
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event = CountedEvent(0)
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start = time.time()
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event.wait(timeout=2)
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duration = time.time() - start
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self.assertGreaterEqual(duration, 2)
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self.assertLess(duration, 3)
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