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import datetime
import decimal
import unittest
from lesana import types
class testTypes(unittest.TestCase):
def setUp(self):
pass
def tearDown(self):
pass
def _get_field_def(self, type_name):
return {
'type': type_name,
'name': 'test_field',
}
def test_base(self):
checker = types.LesanaType(self._get_field_def('base'), {})
# The base class does not implement empty nor load
with self.assertRaises(NotImplementedError):
checker.empty()
with self.assertRaises(NotImplementedError):
checker.load("")
def test_string(self):
checker = types.LesanaString(self._get_field_def('string'), {})
s = checker.empty()
self.assertEqual(s, "")
s = checker.load("Hello World!")
self.assertEqual(s, "Hello World!")
s = checker.load(None)
self.assertEqual(s, None)
def test_text(self):
checker = types.LesanaText(self._get_field_def('text'), {})
s = checker.empty()
self.assertEqual(s, "")
s = checker.load("Hello World!")
self.assertEqual(s, "Hello World!")
s = checker.load(None)
self.assertEqual(s, None)
def test_int(self):
checker = types.LesanaInt(self._get_field_def('integer'), {})
v = checker.empty()
self.assertEqual(v, 0)
v = checker.load("10")
self.assertEqual(v, 10)
v = checker.load(10.5)
self.assertEqual(v, 10)
for d in ("ten", "10.5"):
with self.assertRaises(types.LesanaValueError):
checker.load(d)
v = checker.load(None)
self.assertEqual(v, None)
def test_float(self):
checker = types.LesanaFloat(self._get_field_def('float'), {})
v = checker.empty()
self.assertEqual(v, 0.0)
v = checker.load("10")
self.assertEqual(v, 10)
v = checker.load(10.5)
self.assertEqual(v, 10.5)
v = checker.load("10.5")
self.assertEqual(v, 10.5)
for d in ("ten"):
with self.assertRaises(types.LesanaValueError):
checker.load(d)
v = checker.load(None)
self.assertEqual(v, None)
def test_decimal(self):
checker = types.LesanaDecimal(self._get_field_def('decimal'), {})
v = checker.empty()
self.assertEqual(v, decimal.Decimal(0))
v = checker.load("10")
self.assertEqual(v, decimal.Decimal(10))
v = checker.load(10.5)
self.assertEqual(v, decimal.Decimal(10.5))
v = checker.load("10.5")
self.assertEqual(v, decimal.Decimal(10.5))
for d in ("ten"):
with self.assertRaises(types.LesanaValueError):
checker.load(d)
v = checker.load(None)
self.assertEqual(v, None)
def test_timestamp(self):
checker = types.LesanaTimestamp(self._get_field_def('timestamp'), {})
v = checker.empty()
self.assertEqual(v, None)
now = datetime.datetime.now()
v = checker.load(now)
self.assertEqual(v, now)
v = checker.load("1600000000")
wanted = datetime.datetime(
2020, 9, 13, 12, 26, 40, 0,
datetime.timezone.utc,
)
self.assertEqual(v, wanted)
today = datetime.date.today()
for d in (
today,
"today",
"2020-13-01", "2020-01-01",
"2020-01-01 10:00"
):
with self.assertRaises(types.LesanaValueError):
checker.load(d)
v = checker.load(None)
self.assertEqual(v, None)
def test_datetime(self):
checker = types.LesanaDatetime(self._get_field_def('datetime'), {})
v = checker.empty()
self.assertEqual(v, None)
now = datetime.datetime.now()
v = checker.load(now)
self.assertEqual(v, now)
today = datetime.date.today()
v = checker.load(today)
self.assertIsInstance(v, datetime.datetime)
for part in ('year', 'month', 'day'):
self.assertEqual(getattr(v, part), getattr(today, part))
v = checker.load("2020-01-01")
self.assertEqual(v, datetime.datetime(2020, 1, 1))
v = checker.load("2020-01-01 10:00")
self.assertEqual(v, datetime.datetime(2020, 1, 1, 10, 0))
for d in ("today", "2020-13-01"):
with self.assertRaises(types.LesanaValueError):
checker.load(d)
v = checker.load(None)
self.assertEqual(v, None)
def test_date(self):
checker = types.LesanaDate(self._get_field_def('date'), {})
v = checker.empty()
self.assertEqual(v, None)
now = datetime.datetime.now()
v = checker.load(now)
self.assertIsInstance(v, datetime.date)
for part in ('year', 'month', 'day'):
self.assertEqual(getattr(v, part), getattr(now, part))
today = datetime.date.today()
v = checker.load(today)
self.assertEqual(v, today)
v = checker.load("2020-01-01")
self.assertEqual(v, datetime.datetime(2020, 1, 1))
v = checker.load("2020-01-01 10:00")
self.assertEqual(v, datetime.datetime(2020, 1, 1, 10, 0))
for d in ("today", "2020-13-01"):
with self.assertRaises(types.LesanaValueError):
checker.load(d)
v = checker.load(None)
self.assertEqual(v, None)
def test_boolean(self):
checker = types.LesanaBoolean(self._get_field_def('boolean'), {})
v = checker.empty()
self.assertEqual(v, None)
v = checker.load(True)
self.assertEqual(v, True)
for d in ("maybe", "yes", "no"):
with self.assertRaises(types.LesanaValueError):
checker.load(d)
v = checker.load(None)
self.assertEqual(v, None)
def test_file(self):
checker = types.LesanaFile(self._get_field_def('file'), {})
v = checker.empty()
self.assertEqual(v, "")
v = checker.load("relative/path/to/file")
self.assertEqual(v, "relative/path/to/file")
v = checker.load(None)
self.assertEqual(v, None)
# TODO: check for invalid file paths
def test_url(self):
checker = types.LesanaURL(self._get_field_def('url'), {})
v = checker.empty()
self.assertEqual(v, "")
v = checker.load("http://example.org")
self.assertEqual(v, "http://example.org")
v = checker.load(None)
self.assertEqual(v, None)
# TODO: check for invalid URLs
def test_yaml(self):
checker = types.LesanaYAML(self._get_field_def('yaml'), {})
v = checker.empty()
self.assertEqual(v, None)
some_data = {
'anything': 'goes',
'everything': 42
}
v = checker.load(some_data)
self.assertEqual(v, some_data)
v = checker.load(None)
self.assertEqual(v, None)
def test_list(self):
field_def = self._get_field_def('yaml')
# we use one type that is easy to check for correct validation
field_def['list'] = 'int'
checker = types.LesanaList(field_def, {'int': types.LesanaInt})
v = checker.empty()
self.assertEqual(v, [])
some_data = [1, 2, 3]
v = checker.load(some_data)
self.assertEqual(v, some_data)
v = checker.load(None)
self.assertEqual(v, [])
for d in (['hello'], 1):
with self.assertRaises(types.LesanaValueError):
checker.load(d)
def test_list_unknown_subtype(self):
field_def = self._get_field_def('yaml')
# we use one type that is easy to check for correct validation
field_def['list'] = 'int'
checker = types.LesanaList(field_def, {'yaml': types.LesanaYAML})
v = checker.empty()
self.assertEqual(v, [])
some_data = [1, 2, 3]
v = checker.load(some_data)
self.assertEqual(v, some_data)
some_data = ["hello"]
v = checker.load(some_data)
self.assertEqual(v, some_data)
v = checker.load(None)
self.assertEqual(v, [])
for d in (1, 1.0):
with self.assertRaises(types.LesanaValueError):
checker.load(d)
if __name__ == '__main__':
unittest.main()
|
