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authorVictor Stinner <victor.stinner@gmail.com>2014-02-01 01:17:54 (GMT)
committerVictor Stinner <victor.stinner@gmail.com>2014-02-01 01:17:54 (GMT)
commit1144214639293d829021902307ef306c305560ba (patch)
tree2ab6c9f578ed2063a28e88cbcbefd43824e52d70 /Lib
parent6d300d672c1467082bfd0573d62a678be15ec981 (diff)
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Issue #20452: test_asyncio checks also the granularity
Diffstat (limited to 'Lib')
-rw-r--r--Lib/test/test_asyncio/test_events.py8
1 files changed, 8 insertions, 0 deletions
diff --git a/Lib/test/test_asyncio/test_events.py b/Lib/test/test_asyncio/test_events.py
index 24808cb..3ca35eb 100644
--- a/Lib/test/test_asyncio/test_events.py
+++ b/Lib/test/test_asyncio/test_events.py
@@ -1179,6 +1179,14 @@ class EventLoopTestsMixin:
calls.append(self.loop._run_once_counter)
self.assertEqual(calls, [1, 3, 5, 6])
+ def test_granularity(self):
+ granularity = self.loop._granularity
+ self.assertGreater(granularity, 0.0)
+ # Worst expected granularity: 1 ms on Linux (limited by poll/epoll
+ # resolution), 15.6 ms on Windows (limited by time.monotonic
+ # resolution)
+ self.assertLess(granularity, 0.050)
+
class SubprocessTestsMixin: