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import sys
from unittest import TestCase
import hjson as json
# 2007-10-05
JSONDOCS = [
# http://json.org/JSON_checker/test/fail1.json
# '"A JSON payload should be an object or array, not a string."',
# http://json.org/JSON_checker/test/fail2.json
'["Unclosed array"',
# http://json.org/JSON_checker/test/fail3.json
#'{unquoted_key: "keys must be quoted"}',
# http://json.org/JSON_checker/test/fail4.json
# '["extra comma",]',
# http://json.org/JSON_checker/test/fail5.json
'["double extra comma",,]',
# http://json.org/JSON_checker/test/fail6.json
'[ , "<-- missing value"]',
# http://json.org/JSON_checker/test/fail7.json
'["Comma after the close"],',
# http://json.org/JSON_checker/test/fail8.json
'["Extra close"]]',
# http://json.org/JSON_checker/test/fail9.json
# '{"Extra comma": true,}',
# http://json.org/JSON_checker/test/fail10.json
'{"Extra value after close": true} "misplaced quoted value"',
# http://json.org/JSON_checker/test/fail11.json
'{"Illegal expression": 1 + 2}',
# http://json.org/JSON_checker/test/fail12.json
'{"Illegal invocation": alert()}',
# http://json.org/JSON_checker/test/fail13.json
'{"Numbers cannot have leading zeroes": 013}',
# http://json.org/JSON_checker/test/fail14.json
'{"Numbers cannot be hex": 0x14}',
# http://json.org/JSON_checker/test/fail15.json
'["Illegal backslash escape: \\x15"]',
# http://json.org/JSON_checker/test/fail16.json
'[\\naked]',
# http://json.org/JSON_checker/test/fail17.json
'["Illegal backslash escape: \\017"]',
# http://json.org/JSON_checker/test/fail18.json
# '[[[[[[[[[[[[[[[[[[[["Too deep"]]]]]]]]]]]]]]]]]]]]',
# http://json.org/JSON_checker/test/fail19.json
'{"Missing colon" null}',
# http://json.org/JSON_checker/test/fail20.json
'{"Double colon":: null}',
# http://json.org/JSON_checker/test/fail21.json
'{"Comma instead of colon", null}',
# http://json.org/JSON_checker/test/fail22.json
'["Colon instead of comma": false]',
# http://json.org/JSON_checker/test/fail23.json
'["Bad value", truth]',
# http://json.org/JSON_checker/test/fail24.json
#"['single quote']",
# http://json.org/JSON_checker/test/fail25.json
'["\ttab\tcharacter\tin\tstring\t"]',
# http://json.org/JSON_checker/test/fail26.json
'["tab\\ character\\ in\\ string\\ "]',
# http://json.org/JSON_checker/test/fail27.json
'["line\nbreak"]',
# http://json.org/JSON_checker/test/fail28.json
'["line\\\nbreak"]',
# http://json.org/JSON_checker/test/fail29.json
'[0e]',
# http://json.org/JSON_checker/test/fail30.json
'[0e+]',
# http://json.org/JSON_checker/test/fail31.json
'[0e+-1]',
# http://json.org/JSON_checker/test/fail32.json
'{"Comma instead if closing brace": true,',
# http://json.org/JSON_checker/test/fail33.json
'["mismatch"}',
# http://code.google.com/p/simplejson/issues/detail?id=3
u'["A\u001FZ control characters in string"]',
# misc based on coverage
'{',
'{]',
'{"foo": "bar"]',
'{"foo": "bar"',
]
class TestFail(TestCase):
def test_failures(self):
for idx, doc in enumerate(JSONDOCS):
idx = idx + 1
try:
json.loads(doc)
except json.HjsonDecodeError:
pass
else:
self.fail("Expected failure for fail%d.json: %r" % (idx, doc))
def test_array_decoder_issue46(self):
# http://code.google.com/p/simplejson/issues/detail?id=46
for doc in [u'[,]', '[,]']:
try:
json.loads(doc)
except json.HjsonDecodeError:
pass
except Exception:
e = sys.exc_info()[1]
self.fail("Unexpected exception raised %r %s" % (e, e))
else:
self.fail("Unexpected success parsing '[,]'")
def test_truncated_input(self):
test_cases = [
('[', "End of input while parsing an array", 1),
# ('[42', "Expecting ',' delimiter", 3),
('[42,', 'Expecting value', 4),
('["', 'Unterminated string starting at', 1),
('["spam', 'Unterminated string starting at', 1),
# ('["spam"', "Expecting ',' delimiter", 7),
('["spam",', 'Expecting value', 8),
('{', 'Bad key name (eof)', 1),
('{"', 'Unterminated string starting at', 1),
('{"spam', 'Unterminated string starting at', 1),
('{"spam"', "Expecting ':' delimiter", 7),
('{"spam":', 'Expecting value', 8),
# ('{"spam":42', "Expecting ',' delimiter", 10),
('{"spam":42,', 'Bad key name (eof)', 11),
('"', 'Unterminated string starting at', 0),
('"spam', 'Unterminated string starting at', 0),
('[,', "Found a punctuator character", 1),
]
for data, msg, idx in test_cases:
try:
json.loads(data)
except json.HjsonDecodeError:
e = sys.exc_info()[1]
self.assertEqual(
e.msg[:len(msg)],
msg,
"%r doesn't start with %r for %r" % (e.msg, msg, data))
self.assertEqual(
e.pos, idx,
"pos %r != %r for %r" % (e.pos, idx, data))
except Exception:
e = sys.exc_info()[1]
self.fail("Unexpected exception raised %r %s" % (e, e))
else:
self.fail("Unexpected success parsing '%r'" % (data,))
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