mirror of
https://github.com/python/cpython.git
synced 2025-11-04 03:44:55 +00:00
98 lines
4 KiB
Python
98 lines
4 KiB
Python
import codecs
|
|
from collections import OrderedDict
|
|
from test.test_json import PyTest, CTest
|
|
|
|
|
|
class TestUnicode:
|
|
# test_encoding1 and test_encoding2 from 2.x are irrelevant (only str
|
|
# is supported as input, not bytes).
|
|
|
|
def test_encoding3(self):
|
|
u = '\N{GREEK SMALL LETTER ALPHA}\N{GREEK CAPITAL LETTER OMEGA}'
|
|
j = self.dumps(u)
|
|
self.assertEqual(j, '"\\u03b1\\u03a9"')
|
|
|
|
def test_encoding4(self):
|
|
u = '\N{GREEK SMALL LETTER ALPHA}\N{GREEK CAPITAL LETTER OMEGA}'
|
|
j = self.dumps([u])
|
|
self.assertEqual(j, '["\\u03b1\\u03a9"]')
|
|
|
|
def test_encoding5(self):
|
|
u = '\N{GREEK SMALL LETTER ALPHA}\N{GREEK CAPITAL LETTER OMEGA}'
|
|
j = self.dumps(u, ensure_ascii=False)
|
|
self.assertEqual(j, '"{0}"'.format(u))
|
|
|
|
def test_encoding6(self):
|
|
u = '\N{GREEK SMALL LETTER ALPHA}\N{GREEK CAPITAL LETTER OMEGA}'
|
|
j = self.dumps([u], ensure_ascii=False)
|
|
self.assertEqual(j, '["{0}"]'.format(u))
|
|
|
|
def test_big_unicode_encode(self):
|
|
u = '\U0001d120'
|
|
self.assertEqual(self.dumps(u), '"\\ud834\\udd20"')
|
|
self.assertEqual(self.dumps(u, ensure_ascii=False), '"\U0001d120"')
|
|
|
|
def test_big_unicode_decode(self):
|
|
u = 'z\U0001d120x'
|
|
self.assertEqual(self.loads('"' + u + '"'), u)
|
|
self.assertEqual(self.loads('"z\\ud834\\udd20x"'), u)
|
|
|
|
def test_unicode_decode(self):
|
|
for i in range(0, 0xd7ff):
|
|
u = chr(i)
|
|
s = '"\\u{0:04x}"'.format(i)
|
|
self.assertEqual(self.loads(s), u)
|
|
|
|
def test_unicode_preservation(self):
|
|
self.assertEqual(type(self.loads('""')), str)
|
|
self.assertEqual(type(self.loads('"a"')), str)
|
|
self.assertEqual(type(self.loads('["a"]')[0]), str)
|
|
|
|
def test_bytes_encode(self):
|
|
self.assertRaises(TypeError, self.dumps, b"hi")
|
|
self.assertRaises(TypeError, self.dumps, [b"hi"])
|
|
|
|
def test_bytes_decode(self):
|
|
for encoding, bom in [
|
|
('utf-8', codecs.BOM_UTF8),
|
|
('utf-16be', codecs.BOM_UTF16_BE),
|
|
('utf-16le', codecs.BOM_UTF16_LE),
|
|
('utf-32be', codecs.BOM_UTF32_BE),
|
|
('utf-32le', codecs.BOM_UTF32_LE),
|
|
]:
|
|
data = ["a\xb5\u20ac\U0001d120"]
|
|
encoded = self.dumps(data).encode(encoding)
|
|
self.assertEqual(self.loads(bom + encoded), data)
|
|
self.assertEqual(self.loads(encoded), data)
|
|
self.assertRaises(UnicodeDecodeError, self.loads, b'["\x80"]')
|
|
# RFC-7159 and ECMA-404 extend JSON to allow documents that
|
|
# consist of only a string, which can present a special case
|
|
# not covered by the encoding detection patterns specified in
|
|
# RFC-4627 for utf-16-le (XX 00 XX 00).
|
|
self.assertEqual(self.loads('"\u2600"'.encode('utf-16-le')),
|
|
'\u2600')
|
|
# Encoding detection for small (<4) bytes objects
|
|
# is implemented as a special case. RFC-7159 and ECMA-404
|
|
# allow single codepoint JSON documents which are only two
|
|
# bytes in utf-16 encodings w/o BOM.
|
|
self.assertEqual(self.loads(b'5\x00'), 5)
|
|
self.assertEqual(self.loads(b'\x007'), 7)
|
|
self.assertEqual(self.loads(b'57'), 57)
|
|
|
|
def test_object_pairs_hook_with_unicode(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(self.loads(s), eval(s))
|
|
self.assertEqual(self.loads(s, object_pairs_hook = lambda x: x), p)
|
|
od = self.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(self.loads(s, object_pairs_hook = OrderedDict,
|
|
object_hook = lambda x: None),
|
|
OrderedDict(p))
|
|
|
|
|
|
class TestPyUnicode(TestUnicode, PyTest): pass
|
|
class TestCUnicode(TestUnicode, CTest): pass
|