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from decimal import Decimal
from unittest import TestCase
import simplejson as json
class TestDecimal(TestCase):
NUMS = "1.0", "10.00", "1.1", "1234567890.1234567890", "500"
def test_decimal_encode(self):
for d in map(Decimal, self.NUMS):
self.assertEquals(json.dumps(d, use_decimal=True), str(d))
def test_decimal_decode(self):
for s in self.NUMS:
self.assertEquals(json.loads(s, parse_float=Decimal), Decimal(s))
def test_decimal_roundtrip(self):
for d in map(Decimal, self.NUMS):
# The type might not be the same (int and Decimal) but they
# should still compare equal.
self.assertEquals(
json.loads(
json.dumps(d, use_decimal=True), parse_float=Decimal),
d)
self.assertEquals(
json.loads(
json.dumps([d], use_decimal=True), parse_float=Decimal),
[d])
def test_decimal_defaults(self):
d = Decimal(1)
# use_decimal=False is the default
self.assertRaises(TypeError, json.dumps, d, use_decimal=False)
self.assertRaises(TypeError, json.dumps, d)
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