121 lines
4.5 KiB
Python
121 lines
4.5 KiB
Python
from unittest import TestCase
|
|
from simplejson.compat import StringIO, long_type, b, binary_type, PY3
|
|
import simplejson as json
|
|
|
|
def as_text_type(s):
|
|
if PY3 and isinstance(s, binary_type):
|
|
return s.decode('ascii')
|
|
return s
|
|
|
|
class TestDump(TestCase):
|
|
def test_dump(self):
|
|
sio = StringIO()
|
|
json.dump({}, sio)
|
|
self.assertEqual(sio.getvalue(), '{}')
|
|
|
|
def test_constants(self):
|
|
for c in [None, True, False]:
|
|
self.assertTrue(json.loads(json.dumps(c)) is c)
|
|
self.assertTrue(json.loads(json.dumps([c]))[0] is c)
|
|
self.assertTrue(json.loads(json.dumps({'a': c}))['a'] is c)
|
|
|
|
def test_stringify_key(self):
|
|
items = [(b('bytes'), 'bytes'),
|
|
(1.0, '1.0'),
|
|
(10, '10'),
|
|
(True, 'true'),
|
|
(False, 'false'),
|
|
(None, 'null'),
|
|
(long_type(100), '100')]
|
|
for k, expect in items:
|
|
self.assertEqual(
|
|
json.loads(json.dumps({k: expect})),
|
|
{expect: expect})
|
|
self.assertEqual(
|
|
json.loads(json.dumps({k: expect}, sort_keys=True)),
|
|
{expect: expect})
|
|
self.assertRaises(TypeError, json.dumps, {json: 1})
|
|
for v in [{}, {'other': 1}, {b('derp'): 1, 'herp': 2}]:
|
|
for sort_keys in [False, True]:
|
|
v0 = dict(v)
|
|
v0[json] = 1
|
|
v1 = dict((as_text_type(key), val) for (key, val) in v.items())
|
|
self.assertEqual(
|
|
json.loads(json.dumps(v0, skipkeys=True, sort_keys=sort_keys)),
|
|
v1)
|
|
self.assertEqual(
|
|
json.loads(json.dumps({'': v0}, skipkeys=True, sort_keys=sort_keys)),
|
|
{'': v1})
|
|
self.assertEqual(
|
|
json.loads(json.dumps([v0], skipkeys=True, sort_keys=sort_keys)),
|
|
[v1])
|
|
|
|
def test_dumps(self):
|
|
self.assertEqual(json.dumps({}), '{}')
|
|
|
|
def test_encode_truefalse(self):
|
|
self.assertEqual(json.dumps(
|
|
{True: False, False: True}, sort_keys=True),
|
|
'{"false": true, "true": false}')
|
|
self.assertEqual(
|
|
json.dumps(
|
|
{2: 3.0,
|
|
4.0: long_type(5),
|
|
False: 1,
|
|
long_type(6): True,
|
|
"7": 0},
|
|
sort_keys=True),
|
|
'{"2": 3.0, "4.0": 5, "6": true, "7": 0, "false": 1}')
|
|
|
|
def test_ordered_dict(self):
|
|
# http://bugs.python.org/issue6105
|
|
items = [('one', 1), ('two', 2), ('three', 3), ('four', 4), ('five', 5)]
|
|
s = json.dumps(json.OrderedDict(items))
|
|
self.assertEqual(
|
|
s,
|
|
'{"one": 1, "two": 2, "three": 3, "four": 4, "five": 5}')
|
|
|
|
def test_indent_unknown_type_acceptance(self):
|
|
"""
|
|
A test against the regression mentioned at `github issue 29`_.
|
|
|
|
The indent parameter should accept any type which pretends to be
|
|
an instance of int or long when it comes to being multiplied by
|
|
strings, even if it is not actually an int or long, for
|
|
backwards compatibility.
|
|
|
|
.. _github issue 29:
|
|
http://github.com/simplejson/simplejson/issue/29
|
|
"""
|
|
|
|
class AwesomeInt(object):
|
|
"""An awesome reimplementation of integers"""
|
|
|
|
def __init__(self, *args, **kwargs):
|
|
if len(args) > 0:
|
|
# [construct from literals, objects, etc.]
|
|
# ...
|
|
|
|
# Finally, if args[0] is an integer, store it
|
|
if isinstance(args[0], int):
|
|
self._int = args[0]
|
|
|
|
# [various methods]
|
|
|
|
def __mul__(self, other):
|
|
# [various ways to multiply AwesomeInt objects]
|
|
# ... finally, if the right-hand operand is not awesome enough,
|
|
# try to do a normal integer multiplication
|
|
if hasattr(self, '_int'):
|
|
return self._int * other
|
|
else:
|
|
raise NotImplementedError("To do non-awesome things with"
|
|
" this object, please construct it from an integer!")
|
|
|
|
s = json.dumps([0, 1, 2], indent=AwesomeInt(3))
|
|
self.assertEqual(s, '[\n 0,\n 1,\n 2\n]')
|
|
|
|
def test_accumulator(self):
|
|
# the C API uses an accumulator that collects after 100,000 appends
|
|
lst = [0] * 100000
|
|
self.assertEqual(json.loads(json.dumps(lst)), lst)
|