def test_coerce_requires_float_number(self):
t = xso.Float()
values = ["foo", [], ()]
for value in values:
with self.assertRaisesRegex(TypeError, "must be real number"):
t.coerce(value)
def test_coerce_passes_decimal(self):
t = xso.Float()
values = [
decimal.Decimal("1.23"),
]
for value in values:
self.assertEqual(float(value), t.coerce(value))
def test_coerce_passes_real_numbers(self):
t = xso.Float()
values = [
# decimal.Decimal("1.23"),
fractions.Fraction(1, 9),
1.234,
20,
-1,
-3.4,
]
for value in values:
self.assertEqual(float(value), t.coerce(value))
def test_format(self):
t = xso.Float()
self.assertEqual("123.3", t.format(123.3))
def test_parse_failure(self):
t = xso.Float()
with self.assertRaises(ValueError):
t.parse("123.3f")
def test_parse(self):
t = xso.Float()
self.assertEqual(123.3, t.parse("123.3"))
def test_is_abstract_type(self):
self.assertIsInstance(xso.Float(), xso.AbstractType)