sjwood / pydvdid

    mock_getctime.assert_called_once_with(file_path)

@istest

@parameterized([

    param("Creation Time '1601-01-01 00:00:00'", "DVD_PATH/VIDEO_TS/VTS_02_0.IFO", -11644473600,

          bytearray([0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00])),

    param("Creation Time '9999-12-31 23:59:59'", "DVD_PATH/VIDEO_TS/VTS_02_1.VOB", 253402300799,

          bytearray([0x80, 0xa9, 0x27, 0xd1, 0x5e, 0x5a, 0xc8, 0x24])),

    param("Creation Time '2015-07-01 21:51:43'", "DVD_PATH/VIDEO_TS/VTS_02_2.VOB", 1435787503,

          bytearray([0x80, 0x01, 0x23, 0x1e, 0x48, 0xb4, 0xd0, 0x01]))

])

@patch("pydvdid.functions.getctime") # pylint: disable=locally-disabled, invalid-name

def _get_file_creation_time_returns_correctly_when_file_creation_time_is_valid(description,

                                                                               file_path, ctime,

                                                                               expected,

                                                                               mock_getctime):

    """Tests that invocation of _get_file_creation_time() with a file path that has a creation time

       that is within the allowable range of values returns correctly.

    """

    mock_getctime.return_value = ctime

    file_creation_time_bytearray = _get_file_creation_time(file_path)

    template = "Test case {0}' failed: expected '{1}', actual '{2}'."

    assert_message = template.format(description, _format_as_bytestring(expected),

                                     _format_as_bytestring(file_creation_time_bytearray))

    eq_(expected, file_creation_time_bytearray, assert_message)

    mock_getctime.assert_called_once_with(file_path)

@istest

    mock_getctime.assert_called_once_with(file_path)

@istest

@parameterized([

    param("Size less than 256b", "DVD_PATH/VIDEO_TS/VIDEO_TS.BUP", 202,

          bytearray([0xca, 0x00, 0x00, 0x00])),

    param("Size less than 64Kb", "DVD_PATH/VIDEO_TS/VIDEO_TS.IFO", 43051,

          bytearray([0x2b, 0xa8, 0x00, 0x00])),

    param("Size less than 16Mb", "DVD_PATH/VIDEO_TS/VTS_01_1.VOB", 14412088,

          bytearray([0x38, 0xe9, 0xdb, 0x00])),

    param("Size less than 4Gb", "DVD_PATH/VIDEO_TS/VTS_02_0.VOB", 3812800233,

          bytearray([0xe9, 0xb6, 0x42, 0xe3]))

])

@patch("pydvdid.functions.getsize") # pylint: disable=locally-disabled, invalid-name

def _get_file_size_returns_correctly(description, file_path, file_size, expected, mock_getsize):

    """Tests that invocation of _get_file_size() returns correctly.

    """

    mock_getsize.return_value = file_size

    file_size_bytearray = _get_file_size(file_path)

    template = "Test case '{0}' failed: expected '{1}', actual '{2}'."

    assert_message = template.format(description, _format_as_bytestring(expected),

                                     _format_as_bytestring(file_size_bytearray))

    eq_(expected, file_size_bytearray, assert_message)

    mock_getsize.assert_called_once_with(file_path)

@istest