def check(indent, expected):
d1 = json.dumps(h, indent=indent)
self.assertEqual(d1, expected)
sio = StringIO()
json.dump(h, sio, indent=indent)
self.assertEqual(sio.getvalue(), expected)
def test_tuple_array_dump(self):
t = (1, 2, 3)
expect = json.dumps(list(t))
# Default is True
sio = StringIO()
json.dump(t, sio)
self.assertEqual(expect, sio.getvalue())
sio = StringIO()
json.dump(t, sio, tuple_as_array=True)
self.assertEqual(expect, sio.getvalue())
self.assertRaises(TypeError, json.dump, t, StringIO(),
tuple_as_array=False)
# Ensure that the "default" does not get called
sio = StringIO()
json.dump(t, sio, default=repr)
self.assertEqual(expect, sio.getvalue())
sio = StringIO()
json.dump(t, sio, tuple_as_array=True, default=repr)
self.assertEqual(expect, sio.getvalue())
# Ensure that the "default" gets called
sio = StringIO()
json.dump(t, sio, tuple_as_array=False, default=repr)
self.assertEqual(
json.dumps(repr(t)),
sio.getvalue())
def check(indent, expected):
d1 = json.dumps(h, indent=indent)
self.assertEqual(d1, expected)
sio = StringIO()
json.dump(h, sio, indent=indent)
self.assertEqual(sio.getvalue(), expected)
def test_sort_keys(self):
# https://github.com/simplejson/simplejson/issues/106
for num_keys in range(2, 32):
p = dict((str(x), x) for x in range(num_keys))
sio = StringIO()
json.dump(p, sio, sort_keys=True)
self.assertEqual(sio.getvalue(), json.dumps(p, sort_keys=True))
self.assertEqual(json.loads(sio.getvalue()), p)
def test_sort_keys(self):
# https://github.com/simplejson/simplejson/issues/106
for num_keys in range(2, 32):
p = dict((str(x), x) for x in range(num_keys))
sio = StringIO()
json.dump(p, sio, sort_keys=True)
self.assertEqual(sio.getvalue(), json.dumps(p, sort_keys=True))
self.assertEqual(json.loads(sio.getvalue()), p)
def test_asdict_not_callable_dump(self):
for f in CONSTRUCTORS:
self.assertRaises(TypeError,
json.dump, f(DeadDuck()), StringIO(), namedtuple_as_object=True)
sio = StringIO()
json.dump(f(DeadDict()), sio, namedtuple_as_object=True)
self.assertEqual(
json.dumps(f({})),
sio.getvalue())
def test_namedtuple_dump_false(self):
for v in [Value(1), Point(1, 2)]:
l = list(v)
sio = StringIO()
json.dump(v, sio, namedtuple_as_object=False)
self.assertEqual(
l,
json.loads(sio.getvalue()))
self.assertRaises(TypeError, json.dump, v, StringIO(),
tuple_as_array=False, namedtuple_as_object=False)
def test_asdict_not_callable_dump(self):
for f in CONSTRUCTORS:
self.assertRaises(TypeError,
json.dump,
f(DeadDuck()),
StringIO(),
namedtuple_as_object=True)
sio = StringIO()
json.dump(f(DeadDict()), sio, namedtuple_as_object=True)
self.assertEqual(json.dumps(f({})), sio.getvalue())
def test_namedtuple_dump_false(self):
for v in [Value(1), Point(1, 2)]:
l = list(v)
sio = StringIO()
json.dump(v, sio, namedtuple_as_object=False)
self.assertEqual(l, json.loads(sio.getvalue()))
self.assertRaises(TypeError,
json.dump,
v,
StringIO(),
tuple_as_array=False,
namedtuple_as_object=False)
def test_object_pairs_hook(self):
s = '{"xkd":1, "kcw":2, "art":3, "hxm":4, "qrt":5, "pad":6, "hoy":7}'
p = [("xkd", 1), ("kcw", 2), ("art", 3), ("hxm", 4), ("qrt", 5),
("pad", 6), ("hoy", 7)]
self.assertEqual(json.loads(s), eval(s))
self.assertEqual(json.loads(s, object_pairs_hook=lambda x: x), p)
self.assertEqual(json.load(StringIO(s), object_pairs_hook=lambda x: x),
p)
od = json.loads(s, object_pairs_hook=OrderedDict)
self.assertEqual(od, OrderedDict(p))
self.assertEqual(type(od), OrderedDict)
# the object_pairs_hook takes priority over the object_hook
self.assertEqual(
json.loads(s,
object_pairs_hook=OrderedDict,
object_hook=lambda x: None), OrderedDict(p))
def test_decimal_defaults(self):
d = Decimal('1.1')
# use_decimal=True is the default
self.assertRaises(TypeError, json.dumps, d, use_decimal=False)
self.assertEqual('1.1', json.dumps(d))
self.assertEqual('1.1', json.dumps(d, use_decimal=True))
self.assertRaises(TypeError, json.dump, d, StringIO(),
use_decimal=False)
sio = StringIO()
json.dump(d, sio)
self.assertEqual('1.1', sio.getvalue())
sio = StringIO()
json.dump(d, sio, use_decimal=True)
self.assertEqual('1.1', sio.getvalue())
def test_namedtuple_dump(self):
for v in [Value(1), Point(1, 2), DuckValue(1), DuckPoint(1, 2)]:
d = v._asdict()
sio = StringIO()
json.dump(v, sio)
self.assertEqual(d, json.loads(sio.getvalue()))
sio = StringIO()
json.dump(v, sio, namedtuple_as_object=True)
self.assertEqual(
d,
json.loads(sio.getvalue()))
sio = StringIO()
json.dump(v, sio, tuple_as_array=False)
self.assertEqual(d, json.loads(sio.getvalue()))
sio = StringIO()
json.dump(v, sio, namedtuple_as_object=True,
tuple_as_array=False)
self.assertEqual(
d,
json.loads(sio.getvalue()))
def sio_dump(obj, **kw):
sio = StringIO()
json.dumps(obj, **kw)
return sio.getvalue()
def dumps(self, obj, **kw):
sio = StringIO()
json.dump(obj, sio, **kw)
res = json.dumps(obj, **kw)
self.assertEqual(res, sio.getvalue())
return res
def loads(self, s, **kw):
sio = StringIO(s)
res = json.loads(s, **kw)
self.assertEqual(res, json.load(sio, **kw))
return res
def sio_dump(obj, **kw):
sio = StringIO()
json.dumps(obj, **kw)
return sio.getvalue()
def test_tuple_array_dump(self):
t = (1, 2, 3)
expect = json.dumps(list(t))
# Default is True
sio = StringIO()
json.dump(t, sio)
self.assertEqual(expect, sio.getvalue())
sio = StringIO()
json.dump(t, sio, tuple_as_array=True)
self.assertEqual(expect, sio.getvalue())
self.assertRaises(TypeError,
json.dump,
t,
StringIO(),
tuple_as_array=False)
# Ensure that the "default" does not get called
sio = StringIO()
json.dump(t, sio, default=repr)
self.assertEqual(expect, sio.getvalue())
sio = StringIO()
json.dump(t, sio, tuple_as_array=True, default=repr)
self.assertEqual(expect, sio.getvalue())
# Ensure that the "default" gets called
sio = StringIO()
json.dump(t, sio, tuple_as_array=False, default=repr)
self.assertEqual(json.dumps(repr(t)), sio.getvalue())
def test_dump(self):
sio = StringIO()
json.dump({}, sio)
self.assertEqual(sio.getvalue(), '{}')
def test_namedtuple_dump(self):
for v in [Value(1), Point(1, 2), DuckValue(1), DuckPoint(1, 2)]:
d = v._asdict()
sio = StringIO()
json.dump(v, sio)
self.assertEqual(d, json.loads(sio.getvalue()))
sio = StringIO()
json.dump(v, sio, namedtuple_as_object=True)
self.assertEqual(d, json.loads(sio.getvalue()))
sio = StringIO()
json.dump(v, sio, tuple_as_array=False)
self.assertEqual(d, json.loads(sio.getvalue()))
sio = StringIO()
json.dump(v, sio, namedtuple_as_object=True, tuple_as_array=False)
self.assertEqual(d, json.loads(sio.getvalue()))
def test_dump(self):
sio = StringIO()
json.dump({}, sio)
self.assertEqual(sio.getvalue(), '{}')