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#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""Tests for the Delphi TDateTime implementation."""
import decimal
import unittest
from dfdatetime import delphi_date_time
class DelphiDateTimeEpochTest(unittest.TestCase):
"""Tests for the Delphi TDateTime epoch."""
def testInitialize(self):
"""Tests the __init__ function."""
delphi_date_time_epoch = delphi_date_time.DelphiDateTimeEpoch()
self.assertIsNotNone(delphi_date_time_epoch)
class DelphiDateTimeInvalidYear(delphi_date_time.DelphiDateTime):
"""Delphi TDateTime timestamp for testing invalid year."""
def _CopyDateTimeFromString(self, time_string):
"""Copies a date and time from a string.
Args:
time_string (str): date and time value formatted as:
YYYY-MM-DD hh:mm:ss.######[+-]##:##
Where # are numeric digits ranging from 0 to 9 and the seconds
fraction can be either 3 or 6 digits. The time of day, seconds
fraction and time zone offset are optional. The default time zone
is UTC.
Returns:
dict[str, int]: date and time values, such as year, month, day of month,
hours, minutes, seconds, microseconds.
Raises:
ValueError: if the time string is invalid or not supported.
"""
return {
'year': 10000,
'month': 1,
'day_of_month': 2,
'hours': 0,
'minutes': 0,
'seconds': 0}
class DelphiDateTimeTest(unittest.TestCase):
"""Tests for the Delphi TDateTime timestamp."""
# pylint: disable=protected-access
def testProperties(self):
"""Tests the properties."""
delphi_date_time_object = delphi_date_time.DelphiDateTime(
timestamp=41443.8263953)
self.assertEqual(delphi_date_time_object.timestamp, 41443.8263953)
delphi_date_time_object = delphi_date_time.DelphiDateTime()
self.assertIsNone(delphi_date_time_object.timestamp)
def testGetNormalizedTimestamp(self):
"""Tests the _GetNormalizedTimestamp function."""
delphi_date_time_object = delphi_date_time.DelphiDateTime(
timestamp=41443.8263953)
expected_normalized_timestamp = decimal.Decimal(
'1371585000.553919887170195579')
normalized_timestamp = delphi_date_time_object._GetNormalizedTimestamp()
self.assertEqual(normalized_timestamp, expected_normalized_timestamp)
delphi_date_time_object = delphi_date_time.DelphiDateTime(
time_zone_offset=60, timestamp=41443.8263953)
expected_normalized_timestamp = decimal.Decimal(
'1371581400.553919887170195579')
normalized_timestamp = delphi_date_time_object._GetNormalizedTimestamp()
self.assertEqual(normalized_timestamp, expected_normalized_timestamp)
delphi_date_time_object = delphi_date_time.DelphiDateTime(
timestamp=41443.8263953)
delphi_date_time_object.time_zone_offset = 60
expected_normalized_timestamp = decimal.Decimal(
'1371581400.553919887170195579')
normalized_timestamp = delphi_date_time_object._GetNormalizedTimestamp()
self.assertEqual(normalized_timestamp, expected_normalized_timestamp)
delphi_date_time_object = delphi_date_time.DelphiDateTime()
normalized_timestamp = delphi_date_time_object._GetNormalizedTimestamp()
self.assertIsNone(normalized_timestamp)
def testCopyFromDateTimeString(self):
"""Tests the CopyFromDateTimeString function."""
delphi_date_time_object = delphi_date_time.DelphiDateTime()
delphi_date_time_object.CopyFromDateTimeString('2013-06-18')
self.assertEqual(delphi_date_time_object._timestamp, 41443.0)
self.assertEqual(delphi_date_time_object._time_zone_offset, None)
delphi_date_time_object.CopyFromDateTimeString('2013-06-18 19:50:00')
self.assertEqual(delphi_date_time_object._timestamp, 41443.82638888889)
self.assertEqual(delphi_date_time_object._time_zone_offset, None)
delphi_date_time_object.CopyFromDateTimeString('2013-06-18 19:50:00.546875')
self.assertEqual(delphi_date_time_object._timestamp, 41443.826395218464)
self.assertEqual(delphi_date_time_object._time_zone_offset, None)
delphi_date_time_object.CopyFromDateTimeString(
'2013-06-18 19:50:00.546875-01:00')
self.assertEqual(delphi_date_time_object._timestamp, 41443.826395218464)
self.assertEqual(delphi_date_time_object._time_zone_offset, -60)
delphi_date_time_object.CopyFromDateTimeString(
'2013-06-18 19:50:00.546875+01:00')
self.assertEqual(delphi_date_time_object._timestamp, 41443.826395218464)
self.assertEqual(delphi_date_time_object._time_zone_offset, 60)
delphi_date_time_object.CopyFromDateTimeString('1899-12-31 00:00:00')
self.assertEqual(delphi_date_time_object._timestamp, 1.0)
self.assertEqual(delphi_date_time_object._time_zone_offset, None)
delphi_date_time_object = DelphiDateTimeInvalidYear()
with self.assertRaises(ValueError):
delphi_date_time_object.CopyFromDateTimeString('9999-01-02 00:00:00')
def testCopyToDateTimeString(self):
"""Tests the CopyToDateTimeString function."""
delphi_date_time_object = delphi_date_time.DelphiDateTime(
timestamp=41443.8263953)
date_time_string = delphi_date_time_object.CopyToDateTimeString()
self.assertEqual(date_time_string, '2013-06-18 19:50:00.553919')
delphi_date_time_object = delphi_date_time.DelphiDateTime()
date_time_string = delphi_date_time_object.CopyToDateTimeString()
self.assertIsNone(date_time_string)
def testCopyToDateTimeStringISO8601(self):
"""Tests the CopyToDateTimeStringISO8601 function."""
delphi_date_time_object = delphi_date_time.DelphiDateTime(
timestamp=41443.8263953)
date_time_string = delphi_date_time_object.CopyToDateTimeStringISO8601()
self.assertEqual(date_time_string, '2013-06-18T19:50:00.553919+00:00')
delphi_date_time_object = delphi_date_time.DelphiDateTime(
timestamp=8.0e+174)
date_time_string = delphi_date_time_object.CopyToDateTimeStringISO8601()
self.assertIsNone(date_time_string)
def testGetDate(self):
"""Tests the GetDate function."""
delphi_date_time_object = delphi_date_time.DelphiDateTime(
timestamp=41443.8263953)
date_tuple = delphi_date_time_object.GetDate()
self.assertEqual(date_tuple, (2013, 6, 18))
delphi_date_time_object = delphi_date_time.DelphiDateTime()
date_tuple = delphi_date_time_object.GetDate()
self.assertEqual(date_tuple, (None, None, None))
def testGetDateWithTimeOfDay(self):
"""Tests the GetDateWithTimeOfDay function."""
delphi_date_time_object = delphi_date_time.DelphiDateTime(
timestamp=41443.8263953)
date_with_time_of_day_tuple = delphi_date_time_object.GetDateWithTimeOfDay()
self.assertEqual(date_with_time_of_day_tuple, (2013, 6, 18, 19, 50, 0))
delphi_date_time_object = delphi_date_time.DelphiDateTime()
date_with_time_of_day_tuple = delphi_date_time_object.GetDateWithTimeOfDay()
self.assertEqual(
date_with_time_of_day_tuple, (None, None, None, None, None, None))
# TODO: remove this method when there is no more need for it in Plaso.
def testGetPlasoTimestamp(self):
"""Tests the GetPlasoTimestamp function."""
delphi_date_time_object = delphi_date_time.DelphiDateTime(
timestamp=41443.8263953)
micro_posix_timestamp = delphi_date_time_object.GetPlasoTimestamp()
self.assertEqual(micro_posix_timestamp, 1371585000553920)
delphi_date_time_object = delphi_date_time.DelphiDateTime()
micro_posix_timestamp = delphi_date_time_object.GetPlasoTimestamp()
self.assertIsNone(micro_posix_timestamp)
delphi_date_time_object = delphi_date_time.DelphiDateTime(
timestamp=8.0e+174)
with self.assertRaises(ValueError):
delphi_date_time_object.GetPlasoTimestamp()
def testGetTimeOfDay(self):
"""Tests the GetTimeOfDay function."""
delphi_date_time_object = delphi_date_time.DelphiDateTime(
timestamp=41443.8263953)
time_of_day_tuple = delphi_date_time_object.GetTimeOfDay()
self.assertEqual(time_of_day_tuple, (19, 50, 0))
delphi_date_time_object = delphi_date_time.DelphiDateTime()
time_of_day_tuple = delphi_date_time_object.GetTimeOfDay()
self.assertEqual(time_of_day_tuple, (None, None, None))
if __name__ == '__main__':
unittest.main()
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