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# -*- coding: utf8 -*-
# Copyright (C) PyZMQ Developers
# Distributed under the terms of the Modified BSD License.
import sys
import time
from unittest import TestCase
from zmq import Stopwatch, ZMQError
if sys.version_info[0] >= 3:
long = int
class TestStopWatch(TestCase):
def test_stop_long(self):
"""Ensure stop returns a long int."""
watch = Stopwatch()
watch.start()
us = watch.stop()
self.assertTrue(isinstance(us, long))
def test_stop_microseconds(self):
"""Test that stop/sleep have right units."""
watch = Stopwatch()
watch.start()
tic = time.time()
watch.sleep(1)
us = watch.stop()
toc = time.time()
self.assertAlmostEqual(us/1e6,(toc-tic),places=0)
def test_double_stop(self):
"""Test error raised on multiple calls to stop."""
watch = Stopwatch()
watch.start()
watch.stop()
self.assertRaises(ZMQError, watch.stop)
self.assertRaises(ZMQError, watch.stop)
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