test_multiprocessing: tolerate a delta of 30 ms because of bad clock resolution

vstinner · vstinner · commit aad7b2e4f538 · 2015-02-05T14:25:05.000+01:00
on Windows
diff --git a/Lib/test/_test_multiprocessing.py b/Lib/test/_test_multiprocessing.py
@@ -716,9 +716,11 @@ def test_task_done(self):
     def test_timeout(self):
         q = multiprocessing.Queue()
         start = time.time()
-        self.assertRaises(pyqueue.Empty, q.get, True, 0.2)
+        self.assertRaises(pyqueue.Empty, q.get, True, 0.200)
         delta = time.time() - start
-        self.assertGreaterEqual(delta, 0.18)
+        # Tolerate a delta of 30 ms because of the bad clock resolution on
+        # Windows (usually 15.6 ms)
+        self.assertGreaterEqual(delta, 0.170)
 
 #
 #

Original file line number	Diff line number	Diff line change
`@@ -716,9 +716,11 @@ def test_task_done(self):`
`716`	`716`	`def test_timeout(self):`
`717`	`717`	`q = multiprocessing.Queue()`
`718`	`718`	`start = time.time()`
`719`		`- self.assertRaises(pyqueue.Empty, q.get, True, 0.2)`
	`719`	`+ self.assertRaises(pyqueue.Empty, q.get, True, 0.200)`
`720`	`720`	`delta = time.time() - start`
`721`		`- self.assertGreaterEqual(delta, 0.18)`
	`721`	`+ # Tolerate a delta of 30 ms because of the bad clock resolution on`
	`722`	`+ # Windows (usually 15.6 ms)`
	`723`	`+ self.assertGreaterEqual(delta, 0.170)`
`722`	`724`
`723`	`725`	`#`
`724`	`726`	`#`