Add infra_libs as a bootstrap dependency.

infra_libs/time_functions/test/testing_test.py

-# Copyright 2015 The Chromium Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-
-import datetime
-import mock
-import pytz
-import unittest
-
-from infra_libs.time_functions.testing import mock_datetime_utc, mock_timezone
-
-original_datetime = datetime.datetime
-
-class TestFreezeTime(unittest.TestCase):
-  @mock_datetime_utc(2015, 11, 24, 7, 18, 23)
-  @mock_timezone('US/Pacific')
-  def test_mocks_datetime_and_timezone(self):
-    self.assertEqual(datetime.datetime.utcnow(),
-                     datetime.datetime(2015, 11, 24, 7, 18, 23))
-    self.assertEqual(datetime.datetime.now(),
-                     datetime.datetime(2015, 11, 23, 23, 18, 23))
-    self.assertEqual(datetime.datetime.now(tz=pytz.timezone('Europe/Berlin')),
-                     datetime.datetime(2015, 11, 24, 8, 18, 23))
-    self.assertEqual(datetime.datetime.today(), datetime.date(2015, 11, 23))
-    self.assertEqual(datetime.date.today(), datetime.date(2015, 11, 23))
-    self.assertEqual(datetime.datetime.fromtimestamp(0),
-                     datetime.datetime(1969, 12, 31, 16, 0, 0))
-    self.assertEqual(
-        datetime.datetime.fromtimestamp(0, tz=pytz.timezone('Europe/Berlin')),
-        datetime.datetime(1970, 1, 1, 1, 0, 0))
-    self.assertEqual(datetime.date.fromtimestamp(0),
-                     datetime.date(1969, 12, 31))
-
-    # Try accessing standard class attributes and methods.
-    self.assertEqual(datetime.datetime.min, original_datetime.min)
-    self.assertEqual(datetime.datetime.utcfromtimestamp(0),
-                     datetime.datetime(1970, 1, 1, 0, 0, 0))
-
-    # Check that creating normal datetimes and working with them works.
-    dt = datetime.datetime(2015, 10, 1, 1, 1, 1)
-    dt += datetime.timedelta(hours=2)
-    self.assertEqual(dt, datetime.datetime(2015, 10, 1, 3, 1, 1))
-    d = datetime.date(2015, 10, 1)
-    d += datetime.timedelta(days=5)
-    self.assertEqual(d, datetime.date(2015, 10, 6))
-
-    # Check that isinstance method works as expected.
-    dt = datetime.datetime.utcnow()  # dt is _MockDateTime
-    self.assertTrue(isinstance(dt, datetime.datetime))
-    dt += datetime.timedelta(hours=1)  # dt is vanilla datatime.datetime
-    self.assertTrue(isinstance(dt, datetime.datetime))
-    d = datetime.datetime.today()  # d is _MockDate
-    self.assertTrue(isinstance(d, datetime.date))
-    d += datetime.timedelta(days=1)  # d is vanilla datatime.date
-    self.assertTrue(isinstance(d, datetime.date))
-
-
-  @mock_datetime_utc(2015, 11, 24, 7, 0, 0)
-  def test_nested_mock_works(self):
-    self.assertEqual(datetime.datetime.utcnow().hour, 7)
-
-    @mock_datetime_utc(2015, 11, 24, 10, 0, 0)
-    def nested_func():
-      self.assertEqual(datetime.datetime.utcnow().hour, 10)
-    nested_func()
-
-    self.assertEqual(datetime.datetime.utcnow().hour, 7)
-
-  @mock_datetime_utc(2015, 11, 24, 9, 10, 15)
-  @mock_timezone('US/Pacific')
-  def test_winter_time_is_computed_correctly(self):
-    self.assertEqual(datetime.datetime.now(),
-                     datetime.datetime(2015, 11, 24, 1, 10, 15))
-
-  @mock_datetime_utc(2015, 8, 24, 9, 10, 15)
-  @mock_timezone('US/Pacific')
-  def test_summer_time_is_computed_correctly(self):
-    self.assertEqual(datetime.datetime.now(),
-                     datetime.datetime(2015, 8, 24, 2, 10, 15))