def test_cast(self):
self.assertEqual(cast("1", int), 1)
self.assertEqual(cast("-2", int), -2)
self.assertEqual(cast("3", float), float(3))
self.assertEqual(cast("-4", float), float(-4))
self.assertEqual(cast("5.6", float), 5.6)
self.assertEqual(cast("-7.8", float), -7.8)
def test_cast(self):
self.assertEqual(cast('1', int), 1)
self.assertEqual(cast('-2', int), -2)
self.assertEqual(cast('3', float), float(3))
self.assertEqual(cast('-4', float), float(-4))
self.assertEqual(cast('5.6', float), 5.6)
self.assertEqual(cast('-7.8', float), -7.8)
def fractional_range_check(conversion, valuestr, limit):
if valuestr is None:
return None
if '.' in valuestr:
castfunc = partial(_cast_to_fractional_component, conversion)
else:
castfunc = int
value = cast(valuestr, castfunc, thrownmessage=limit.casterrorstring)
if type(value) is FractionalComponent:
tocheck = float(valuestr)
else:
tocheck = int(valuestr)
if limit.min is not None and tocheck < limit.min:
raise limit.rangeexception(limit.rangeerrorstring)
if limit.max is not None and tocheck > limit.max:
raise limit.rangeexception(limit.rangeerrorstring)
return value
def test_cast_thrownexception(self):
with self.assertRaises(RuntimeError):
cast("asdf", int, thrownexception=RuntimeError)
def test_cast_caughtexception(self):
def tester(value):
raise RuntimeError
with self.assertRaises(ISOFormatError):
cast("asdf", tester, caughtexceptions=(RuntimeError, ))
def test_cast_exception(self):
with self.assertRaises(ISOFormatError):
cast("asdf", int)
with self.assertRaises(ISOFormatError):
cast("asdf", float)