#!/usr/bin/env python3
"""Tests for the HFS time implementation."""

import decimal
import unittest

from dfdatetime import hfs_time


class HFSTimeEpochTest(unittest.TestCase):
    """Tests for the HFS time epoch."""

    def testInitialize(self):
        """Tests the __init__ function."""
        hfs_time_epoch = hfs_time.HFSTimeEpoch()
        self.assertIsNotNone(hfs_time_epoch)


class HFSTimeTest(unittest.TestCase):
    """Tests for the HFS timestamp."""

    # pylint: disable=protected-access

    def testProperties(self):
        """Tests the properties."""
        hfs_time_object = hfs_time.HFSTime(timestamp=3458215528)
        self.assertEqual(hfs_time_object.timestamp, 3458215528)

        hfs_time_object = hfs_time.HFSTime()
        self.assertIsNone(hfs_time_object.timestamp)

    def testGetNormalizedTimestamp(self):
        """Tests the _GetNormalizedTimestamp function."""
        hfs_time_object = hfs_time.HFSTime(timestamp=3458215528)

        normalized_timestamp = hfs_time_object._GetNormalizedTimestamp()
        self.assertEqual(normalized_timestamp, decimal.Decimal("1375370728.0"))

        hfs_time_object = hfs_time.HFSTime(time_zone_offset=60, timestamp=3458215528)

        normalized_timestamp = hfs_time_object._GetNormalizedTimestamp()
        self.assertEqual(normalized_timestamp, decimal.Decimal("1375367128.0"))

        hfs_time_object = hfs_time.HFSTime(timestamp=3458215528)
        hfs_time_object.time_zone_offset = 60

        normalized_timestamp = hfs_time_object._GetNormalizedTimestamp()
        self.assertEqual(normalized_timestamp, decimal.Decimal("1375367128.0"))

        hfs_time_object = hfs_time.HFSTime(timestamp=0x1FFFFFFFF)

        normalized_timestamp = hfs_time_object._GetNormalizedTimestamp()
        self.assertIsNone(normalized_timestamp)

        hfs_time_object = hfs_time.HFSTime(timestamp=-0x1FFFFFFFF)

        normalized_timestamp = hfs_time_object._GetNormalizedTimestamp()
        self.assertIsNone(normalized_timestamp)

        hfs_time_object = hfs_time.HFSTime()

        normalized_timestamp = hfs_time_object._GetNormalizedTimestamp()
        self.assertIsNone(normalized_timestamp)

    def testCopyFromDateTimeString(self):
        """Tests the CopyFromDateTimeString function."""
        hfs_time_object = hfs_time.HFSTime()

        hfs_time_object.CopyFromDateTimeString("2013-08-01")
        self.assertEqual(hfs_time_object._timestamp, 3458160000)
        self.assertEqual(hfs_time_object._time_zone_offset, None)

        hfs_time_object.CopyFromDateTimeString("2013-08-01 15:25:28")
        self.assertEqual(hfs_time_object._timestamp, 3458215528)
        self.assertEqual(hfs_time_object._time_zone_offset, None)

        hfs_time_object.CopyFromDateTimeString("2013-08-01 15:25:28.546875")
        self.assertEqual(hfs_time_object._timestamp, 3458215528)
        self.assertEqual(hfs_time_object._time_zone_offset, None)

        hfs_time_object.CopyFromDateTimeString("2013-08-01 15:25:28.546875-01:00")
        self.assertEqual(hfs_time_object._timestamp, 3458215528)
        self.assertEqual(hfs_time_object._time_zone_offset, -60)

        hfs_time_object.CopyFromDateTimeString("2013-08-01 15:25:28.546875+01:00")
        self.assertEqual(hfs_time_object._timestamp, 3458215528)
        self.assertEqual(hfs_time_object._time_zone_offset, 60)

        hfs_time_object.CopyFromDateTimeString("1904-01-02 00:00:00")
        self.assertEqual(hfs_time_object._timestamp, 86400)
        self.assertEqual(hfs_time_object._time_zone_offset, None)

        with self.assertRaises(ValueError):
            hfs_time_object.CopyFromDateTimeString("1600-01-02 00:00:00")

    def testCopyToDateTimeString(self):
        """Tests the CopyToDateTimeString function."""
        hfs_time_object = hfs_time.HFSTime(timestamp=3458215528)

        date_time_string = hfs_time_object.CopyToDateTimeString()
        self.assertEqual(date_time_string, "2013-08-01 15:25:28")

        hfs_time_object = hfs_time.HFSTime()

        date_time_string = hfs_time_object.CopyToDateTimeString()
        self.assertIsNone(date_time_string)

    def testCopyToDateTimeStringISO8601(self):
        """Tests the CopyToDateTimeStringISO8601 function."""
        hfs_time_object = hfs_time.HFSTime(timestamp=3458215528)

        date_time_string = hfs_time_object.CopyToDateTimeStringISO8601()
        self.assertEqual(date_time_string, "2013-08-01T15:25:28+00:00")

    def testCopyToSerializableDict(self):
        """Test the CopyToSerializableDict function."""
        hfs_time_object = hfs_time.HFSTime(timestamp=3458215528)

        expected_serializable_dict = {
            "__class_name__": "HFSTime",
            "__type__": "DateTimeValues",
            "timestamp": 3458215528,
        }
        serializable_dict = hfs_time_object.CopyToSerializableDict()
        self.assertEqual(serializable_dict, expected_serializable_dict)

    def testGetDate(self):
        """Tests the GetDate function."""
        hfs_time_object = hfs_time.HFSTime(timestamp=3458215528)

        date_tuple = hfs_time_object.GetDate()
        self.assertEqual(date_tuple, (2013, 8, 1))

        hfs_time_object = hfs_time.HFSTime()

        date_tuple = hfs_time_object.GetDate()
        self.assertEqual(date_tuple, (None, None, None))

    def testGetDateWithTimeOfDay(self):
        """Tests the GetDateWithTimeOfDay function."""
        hfs_time_object = hfs_time.HFSTime(timestamp=3458215528)

        date_with_time_of_day_tuple = hfs_time_object.GetDateWithTimeOfDay()
        self.assertEqual(date_with_time_of_day_tuple, (2013, 8, 1, 15, 25, 28))

        hfs_time_object = hfs_time.HFSTime()

        date_with_time_of_day_tuple = hfs_time_object.GetDateWithTimeOfDay()
        self.assertEqual(
            date_with_time_of_day_tuple, (None, None, None, None, None, None)
        )

    def testGetTimeOfDay(self):
        """Tests the GetTimeOfDay function."""
        hfs_time_object = hfs_time.HFSTime(timestamp=3458215528)

        time_of_day_tuple = hfs_time_object.GetTimeOfDay()
        self.assertEqual(time_of_day_tuple, (15, 25, 28))

        hfs_time_object = hfs_time.HFSTime()

        time_of_day_tuple = hfs_time_object.GetTimeOfDay()
        self.assertEqual(time_of_day_tuple, (None, None, None))


if __name__ == "__main__":
    unittest.main()
