1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
|
from decimal import Decimal
from unittest import TestCase
from StringIO import StringIO
import simplejson as json
class TestDecimal(TestCase):
NUMS = "1.0", "10.00", "1.1", "1234567890.1234567890", "500"
def dumps(self, obj, **kw):
sio = StringIO()
json.dump(obj, sio, **kw)
res = json.dumps(obj, **kw)
self.assertEquals(res, sio.getvalue())
return res
def loads(self, s, **kw):
sio = StringIO(s)
res = json.loads(s, **kw)
self.assertEquals(res, json.load(sio, **kw))
return res
def test_decimal_encode(self):
for d in map(Decimal, self.NUMS):
self.assertEquals(self.dumps(d, use_decimal=True), str(d))
def test_decimal_decode(self):
for s in self.NUMS:
self.assertEquals(self.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(
self.loads(
self.dumps(d, use_decimal=True), parse_float=Decimal),
d)
self.assertEquals(
self.loads(
self.dumps([d], use_decimal=True), parse_float=Decimal),
[d])
def test_decimal_defaults(self):
d = Decimal(1)
sio = StringIO()
# use_decimal=False is the default
self.assertRaises(TypeError, json.dumps, d, use_decimal=False)
self.assertRaises(TypeError, json.dumps, d)
self.assertRaises(TypeError, json.dump, d, sio, use_decimal=False)
self.assertRaises(TypeError, json.dump, d, sio)
|
