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-rw-r--r--Lib/test/test_time.py10
1 files changed, 7 insertions, 3 deletions
diff --git a/Lib/test/test_time.py b/Lib/test/test_time.py
index 16b48a9..381cc82 100644
--- a/Lib/test/test_time.py
+++ b/Lib/test/test_time.py
@@ -496,7 +496,8 @@ class TimeTestCase(unittest.TestCase):
self.assertLess(stop - start, 0.020)
# bpo-33723: A busy loop of 100 ms should increase process_time()
- # by at least 15 ms
+ # by at least 15 ms. Tolerate 15 ms because of the bad resolution of
+ # the clock on Windows (around 15.6 ms).
min_time = 0.015
busy_time = 0.100
@@ -534,8 +535,11 @@ class TimeTestCase(unittest.TestCase):
self.assertLess(stop - start, 0.020)
# bpo-33723: A busy loop of 100 ms should increase thread_time()
- # by at least 15 ms
+ # by at least 15 ms, but less than 30 ms in other threads.
+ # Tolerate 15 and 30 ms because of the bad resolution
+ # of the clock on Windows (around 15.6 ms).
min_time = 0.015
+ max_time = 0.030
busy_time = 0.100
# thread_time() should include CPU time spent in current thread...
@@ -550,7 +554,7 @@ class TimeTestCase(unittest.TestCase):
t.start()
t.join()
stop = time.thread_time()
- self.assertLess(stop - start, min_time)
+ self.assertLess(stop - start, max_time)
info = time.get_clock_info('thread_time')
self.assertTrue(info.monotonic)