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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
# Copyright 2019 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""Tests for time_line.py."""
from __future__ import print_function
__author__ = 'yunlian@google.com (Yunlian Jiang)'
import time
import unittest
import timeline
class TimeLineTest(unittest.TestCase):
"""Tests for the Timeline class."""
def testRecord(self):
tl = timeline.Timeline()
tl.Record('A')
t = time.time()
t1 = tl.events[0].timestamp
self.assertEqual(int(t1 - t), 0)
self.assertRaises(AssertionError, tl.Record, 'A')
def testGetEvents(self):
tl = timeline.Timeline()
tl.Record('A')
e = tl.GetEvents()
self.assertEqual(e, ['A'])
tl.Record('B')
e = tl.GetEvents()
self.assertEqual(e, ['A', 'B'])
def testGetEventTime(self):
tl = timeline.Timeline()
tl.Record('A')
t = time.time()
t1 = tl.GetEventTime('A')
self.assertEqual(int(t1 - t), 0)
self.assertRaises(IndexError, tl.GetEventTime, 'B')
def testGetLastEventTime(self):
tl = timeline.Timeline()
self.assertRaises(IndexError, tl.GetLastEventTime)
tl.Record('A')
t = time.time()
t1 = tl.GetLastEventTime()
self.assertEqual(int(t1 - t), 0)
time.sleep(2)
tl.Record('B')
t = time.time()
t1 = tl.GetLastEventTime()
self.assertEqual(int(t1 - t), 0)
if __name__ == '__main__':
unittest.main()
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