def test_iptc_date(self):
# datetime
d = datetime.datetime(1899, 12, 31)
self.assertEqual(DateTimeFormatter.iptc_date(d), '1899-12-31')
d = datetime.datetime(1899, 12, 31, 23)
self.assertEqual(DateTimeFormatter.iptc_date(d), '1899-12-31')
d = datetime.datetime(1899, 12, 31, 23, 59)
self.assertEqual(DateTimeFormatter.iptc_date(d), '1899-12-31')
d = datetime.datetime(1899, 12, 31, 23, 59, 59)
self.assertEqual(DateTimeFormatter.iptc_date(d), '1899-12-31')
d = datetime.datetime(1899, 12, 31, 23, 59, 59, 999999)
self.assertEqual(DateTimeFormatter.iptc_date(d), '1899-12-31')
d = datetime.datetime(1899, 12, 31, 23, 59, 59, tzinfo=FixedOffset())
self.assertEqual(DateTimeFormatter.iptc_date(d), '1899-12-31')
d = datetime.datetime(1899, 12, 31, 23, 59, 59, tzinfo=FixedOffset(hours=5))
self.assertEqual(DateTimeFormatter.iptc_date(d), '1899-12-31')
d = datetime.datetime(2011, 8, 8, 19, 3, 37)
self.assertEqual(DateTimeFormatter.iptc_date(d), '2011-08-08')
# date
d = datetime.date(1899, 12, 31)
self.assertEqual(DateTimeFormatter.iptc_date(d), '1899-12-31')
d = datetime.date(2011, 8, 8)
self.assertEqual(DateTimeFormatter.iptc_date(d), '2011-08-08')
# invalid type
self.assertRaises(TypeError, DateTimeFormatter.iptc_date, None)
self.assertRaises(TypeError, DateTimeFormatter.iptc_date, 3.14)
def test_iptc_date(self):
# datetime
d = datetime.datetime(1899, 12, 31)
self.assertEqual(DateTimeFormatter.iptc_date(d), '1899-12-31')
d = datetime.datetime(1899, 12, 31, 23)
self.assertEqual(DateTimeFormatter.iptc_date(d), '1899-12-31')
d = datetime.datetime(1899, 12, 31, 23, 59)
self.assertEqual(DateTimeFormatter.iptc_date(d), '1899-12-31')
d = datetime.datetime(1899, 12, 31, 23, 59, 59)
self.assertEqual(DateTimeFormatter.iptc_date(d), '1899-12-31')
d = datetime.datetime(1899, 12, 31, 23, 59, 59, 999999)
self.assertEqual(DateTimeFormatter.iptc_date(d), '1899-12-31')
d = datetime.datetime(1899, 12, 31, 23, 59, 59, tzinfo=FixedOffset())
self.assertEqual(DateTimeFormatter.iptc_date(d), '1899-12-31')
d = datetime.datetime(1899,
12,
31,
23,
59,
59,
tzinfo=FixedOffset(hours=5))
self.assertEqual(DateTimeFormatter.iptc_date(d), '1899-12-31')
d = datetime.datetime(2011, 8, 8, 19, 3, 37)
self.assertEqual(DateTimeFormatter.iptc_date(d), '2011-08-08')
# date
d = datetime.date(1899, 12, 31)
self.assertEqual(DateTimeFormatter.iptc_date(d), '1899-12-31')
d = datetime.date(2011, 8, 8)
self.assertEqual(DateTimeFormatter.iptc_date(d), '2011-08-08')
# invalid type
self.assertRaises(TypeError, DateTimeFormatter.iptc_date, None)
self.assertRaises(TypeError, DateTimeFormatter.iptc_date, 3.14)
def _convert_to_string(self, value):
"""Convert one value to its corresponding string representation,
suitable to pass to libexiv2.
Args:
value -- the value to be converted
Return: the value converted to its corresponding string representation
Raise IptcValueError: if the conversion fails
"""
if self.type == 'Short':
if isinstance(value, int):
return str(value)
else:
raise IptcValueError(value, self.type)
elif self.type == 'String':
if isinstance(value, str):
try:
return value.encode('utf-8')
except UnicodeEncodeError:
raise IptcValueError(value, self.type)
elif isinstance(value, bytes):
return value
else:
raise IptcValueError(value, self.type)
elif self.type == 'Date':
if isinstance(value, (datetime.date, datetime.datetime)):
return DateTimeFormatter.iptc_date(value)
else:
raise IptcValueError(value, self.type)
elif self.type == 'Time':
if isinstance(value, (datetime.time, datetime.datetime)):
return DateTimeFormatter.iptc_time(value)
else:
raise IptcValueError(value, self.type)
elif self.type == 'Undefined':
if isinstance(value, str):
return value
else:
raise IptcValueError(value, self.type)
raise IptcValueError(value, self.type)
def _convert_to_string(self, value):
"""
Convert one value to its corresponding string representation, suitable
to pass to libexiv2.
:param value: the value to be converted
:return: the value converted to its corresponding string representation
:rtype: string
:raise IptcValueError: if the conversion fails
"""
if self.type == 'Short':
if isinstance(value, int):
return str(value)
else:
raise IptcValueError(value, self.type)
elif self.type == 'String':
if isinstance(value, unicode):
try:
return value.encode('utf-8')
except UnicodeEncodeError:
raise IptcValueError(value, self.type)
elif isinstance(value, str):
return value
else:
raise IptcValueError(value, self.type)
elif self.type == 'Date':
if isinstance(value, (datetime.date, datetime.datetime)):
return DateTimeFormatter.iptc_date(value)
else:
raise IptcValueError(value, self.type)
elif self.type == 'Time':
if isinstance(value, (datetime.time, datetime.datetime)):
return DateTimeFormatter.iptc_time(value)
else:
raise IptcValueError(value, self.type)
elif self.type == 'Undefined':
if isinstance(value, str):
return value
else:
raise IptcValueError(value, self.type)
raise IptcValueError(value, self.type)
def test_iptc_date_invalid(bad_ts):
with pytest.raises(TypeError):
DateTimeFormatter.iptc_date(bad_ts)
def test_iptc_date_valid(formatted, ts):
assert DateTimeFormatter.iptc_date(ts) == formatted
