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cfa797c068
Also updated an example for default() in the module docstring. Removed quotes around type name in other error messages.
220 lines
8.8 KiB
Python
220 lines
8.8 KiB
Python
from test.test_json import PyTest, CTest
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# 2007-10-05
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JSONDOCS = [
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# http://json.org/JSON_checker/test/fail1.json
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'"A JSON payload should be an object or array, not a string."',
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# http://json.org/JSON_checker/test/fail2.json
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'["Unclosed array"',
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# http://json.org/JSON_checker/test/fail3.json
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'{unquoted_key: "keys must be quoted"}',
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# http://json.org/JSON_checker/test/fail4.json
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'["extra comma",]',
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# http://json.org/JSON_checker/test/fail5.json
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'["double extra comma",,]',
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# http://json.org/JSON_checker/test/fail6.json
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'[ , "<-- missing value"]',
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# http://json.org/JSON_checker/test/fail7.json
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'["Comma after the close"],',
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# http://json.org/JSON_checker/test/fail8.json
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'["Extra close"]]',
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# http://json.org/JSON_checker/test/fail9.json
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'{"Extra comma": true,}',
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# http://json.org/JSON_checker/test/fail10.json
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'{"Extra value after close": true} "misplaced quoted value"',
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# http://json.org/JSON_checker/test/fail11.json
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'{"Illegal expression": 1 + 2}',
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# http://json.org/JSON_checker/test/fail12.json
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'{"Illegal invocation": alert()}',
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# http://json.org/JSON_checker/test/fail13.json
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'{"Numbers cannot have leading zeroes": 013}',
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# http://json.org/JSON_checker/test/fail14.json
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'{"Numbers cannot be hex": 0x14}',
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# http://json.org/JSON_checker/test/fail15.json
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'["Illegal backslash escape: \\x15"]',
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# http://json.org/JSON_checker/test/fail16.json
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'[\\naked]',
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# http://json.org/JSON_checker/test/fail17.json
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'["Illegal backslash escape: \\017"]',
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# http://json.org/JSON_checker/test/fail18.json
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'[[[[[[[[[[[[[[[[[[[["Too deep"]]]]]]]]]]]]]]]]]]]]',
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# http://json.org/JSON_checker/test/fail19.json
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'{"Missing colon" null}',
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# http://json.org/JSON_checker/test/fail20.json
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'{"Double colon":: null}',
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# http://json.org/JSON_checker/test/fail21.json
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'{"Comma instead of colon", null}',
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# http://json.org/JSON_checker/test/fail22.json
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'["Colon instead of comma": false]',
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# http://json.org/JSON_checker/test/fail23.json
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'["Bad value", truth]',
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# http://json.org/JSON_checker/test/fail24.json
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"['single quote']",
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# http://json.org/JSON_checker/test/fail25.json
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'["\ttab\tcharacter\tin\tstring\t"]',
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# http://json.org/JSON_checker/test/fail26.json
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'["tab\\ character\\ in\\ string\\ "]',
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# http://json.org/JSON_checker/test/fail27.json
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'["line\nbreak"]',
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# http://json.org/JSON_checker/test/fail28.json
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'["line\\\nbreak"]',
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# http://json.org/JSON_checker/test/fail29.json
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'[0e]',
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# http://json.org/JSON_checker/test/fail30.json
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'[0e+]',
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# http://json.org/JSON_checker/test/fail31.json
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'[0e+-1]',
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# http://json.org/JSON_checker/test/fail32.json
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'{"Comma instead if closing brace": true,',
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# http://json.org/JSON_checker/test/fail33.json
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'["mismatch"}',
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# http://code.google.com/p/simplejson/issues/detail?id=3
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'["A\u001FZ control characters in string"]',
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]
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SKIPS = {
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1: "why not have a string payload?",
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18: "spec doesn't specify any nesting limitations",
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}
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class TestFail:
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def test_failures(self):
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for idx, doc in enumerate(JSONDOCS):
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idx = idx + 1
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if idx in SKIPS:
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self.loads(doc)
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continue
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try:
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self.loads(doc)
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except self.JSONDecodeError:
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pass
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else:
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self.fail("Expected failure for fail{0}.json: {1!r}".format(idx, doc))
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def test_non_string_keys_dict(self):
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data = {'a' : 1, (1, 2) : 2}
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with self.assertRaisesRegex(TypeError,
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'keys must be str, int, float, bool or None, not tuple'):
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self.dumps(data)
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def test_not_serializable(self):
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import sys
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with self.assertRaisesRegex(TypeError,
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'Object of type module is not JSON serializable'):
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self.dumps(sys)
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def test_truncated_input(self):
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test_cases = [
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('', 'Expecting value', 0),
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('[', 'Expecting value', 1),
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('[42', "Expecting ',' delimiter", 3),
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('[42,', 'Expecting value', 4),
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('["', 'Unterminated string starting at', 1),
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('["spam', 'Unterminated string starting at', 1),
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('["spam"', "Expecting ',' delimiter", 7),
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('["spam",', 'Expecting value', 8),
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('{', 'Expecting property name enclosed in double quotes', 1),
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('{"', 'Unterminated string starting at', 1),
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('{"spam', 'Unterminated string starting at', 1),
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('{"spam"', "Expecting ':' delimiter", 7),
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('{"spam":', 'Expecting value', 8),
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('{"spam":42', "Expecting ',' delimiter", 10),
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('{"spam":42,', 'Expecting property name enclosed in double quotes', 11),
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]
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test_cases += [
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('"', 'Unterminated string starting at', 0),
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('"spam', 'Unterminated string starting at', 0),
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]
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for data, msg, idx in test_cases:
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with self.assertRaises(self.JSONDecodeError) as cm:
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self.loads(data)
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err = cm.exception
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self.assertEqual(err.msg, msg)
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self.assertEqual(err.pos, idx)
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self.assertEqual(err.lineno, 1)
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self.assertEqual(err.colno, idx + 1)
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self.assertEqual(str(err),
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'%s: line 1 column %d (char %d)' %
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(msg, idx + 1, idx))
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def test_unexpected_data(self):
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test_cases = [
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('[,', 'Expecting value', 1),
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('{"spam":[}', 'Expecting value', 9),
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('[42:', "Expecting ',' delimiter", 3),
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('[42 "spam"', "Expecting ',' delimiter", 4),
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('[42,]', 'Expecting value', 4),
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('{"spam":[42}', "Expecting ',' delimiter", 11),
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('["]', 'Unterminated string starting at', 1),
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('["spam":', "Expecting ',' delimiter", 7),
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('["spam",]', 'Expecting value', 8),
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('{:', 'Expecting property name enclosed in double quotes', 1),
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('{,', 'Expecting property name enclosed in double quotes', 1),
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('{42', 'Expecting property name enclosed in double quotes', 1),
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('[{]', 'Expecting property name enclosed in double quotes', 2),
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('{"spam",', "Expecting ':' delimiter", 7),
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('{"spam"}', "Expecting ':' delimiter", 7),
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('[{"spam"]', "Expecting ':' delimiter", 8),
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('{"spam":}', 'Expecting value', 8),
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('[{"spam":]', 'Expecting value', 9),
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('{"spam":42 "ham"', "Expecting ',' delimiter", 11),
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('[{"spam":42]', "Expecting ',' delimiter", 11),
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('{"spam":42,}', 'Expecting property name enclosed in double quotes', 11),
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]
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for data, msg, idx in test_cases:
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with self.assertRaises(self.JSONDecodeError) as cm:
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self.loads(data)
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err = cm.exception
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self.assertEqual(err.msg, msg)
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self.assertEqual(err.pos, idx)
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self.assertEqual(err.lineno, 1)
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self.assertEqual(err.colno, idx + 1)
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self.assertEqual(str(err),
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'%s: line 1 column %d (char %d)' %
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(msg, idx + 1, idx))
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def test_extra_data(self):
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test_cases = [
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('[]]', 'Extra data', 2),
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('{}}', 'Extra data', 2),
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('[],[]', 'Extra data', 2),
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('{},{}', 'Extra data', 2),
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]
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test_cases += [
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('42,"spam"', 'Extra data', 2),
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('"spam",42', 'Extra data', 6),
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]
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for data, msg, idx in test_cases:
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with self.assertRaises(self.JSONDecodeError) as cm:
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self.loads(data)
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err = cm.exception
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self.assertEqual(err.msg, msg)
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self.assertEqual(err.pos, idx)
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self.assertEqual(err.lineno, 1)
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self.assertEqual(err.colno, idx + 1)
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self.assertEqual(str(err),
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'%s: line 1 column %d (char %d)' %
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(msg, idx + 1, idx))
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def test_linecol(self):
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test_cases = [
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('!', 1, 1, 0),
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(' !', 1, 2, 1),
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('\n!', 2, 1, 1),
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('\n \n\n !', 4, 6, 10),
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]
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for data, line, col, idx in test_cases:
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with self.assertRaises(self.JSONDecodeError) as cm:
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self.loads(data)
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err = cm.exception
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self.assertEqual(err.msg, 'Expecting value')
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self.assertEqual(err.pos, idx)
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self.assertEqual(err.lineno, line)
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self.assertEqual(err.colno, col)
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self.assertEqual(str(err),
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'Expecting value: line %s column %d (char %d)' %
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(line, col, idx))
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class TestPyFail(TestFail, PyTest): pass
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class TestCFail(TestFail, CTest): pass
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