Mercurial > cpython-lru_cache-weakref

annotate Lib/json/tests/test_scanstring.py @ 80661:94de77bd0b4b 2.7

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Issue #16194: document imp.load_dynamic problems when read several extension modules from the same binary object file.
author Andrew Svetlov <andrew.svetlov@gmail.com>
date Thu, 29 Nov 2012 19:51:28 +0200
parents 5b0fecd2eba0
children c85305a54e6d
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1 import sys
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2 from json.tests import PyTest, CTest
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3
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4
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5 class TestScanstring(object):
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6 def test_scanstring(self):
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7 scanstring = self.json.decoder.scanstring
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8 self.assertEqual(
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9 scanstring('"z\\ud834\\udd20x"', 1, None, True),
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10 (u'z\U0001d120x', 16))
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11
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12 if sys.maxunicode == 65535:
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13 self.assertEqual(
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14 scanstring(u'"z\U0001d120x"', 1, None, True),
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15 (u'z\U0001d120x', 6))
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16 else:
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17 self.assertEqual(
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18 scanstring(u'"z\U0001d120x"', 1, None, True),
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19 (u'z\U0001d120x', 5))
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20
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21 self.assertEqual(
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22 scanstring('"\\u007b"', 1, None, True),
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23 (u'{', 8))
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24
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25 self.assertEqual(
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26 scanstring('"A JSON payload should be an object or array, not a string."', 1, None, True),
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27 (u'A JSON payload should be an object or array, not a string.', 60))
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28
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29 self.assertEqual(
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30 scanstring('["Unclosed array"', 2, None, True),
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31 (u'Unclosed array', 17))
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32
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33 self.assertEqual(
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34 scanstring('["extra comma",]', 2, None, True),
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35 (u'extra comma', 14))
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36
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37 self.assertEqual(
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38 scanstring('["double extra comma",,]', 2, None, True),
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39 (u'double extra comma', 21))
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40
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41 self.assertEqual(
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42 scanstring('["Comma after the close"],', 2, None, True),
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43 (u'Comma after the close', 24))
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44
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45 self.assertEqual(
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46 scanstring('["Extra close"]]', 2, None, True),
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47 (u'Extra close', 14))
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48
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49 self.assertEqual(
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50 scanstring('{"Extra comma": true,}', 2, None, True),
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51 (u'Extra comma', 14))
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52
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53 self.assertEqual(
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54 scanstring('{"Extra value after close": true} "misplaced quoted value"', 2, None, True),
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55 (u'Extra value after close', 26))
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56
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57 self.assertEqual(
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58 scanstring('{"Illegal expression": 1 + 2}', 2, None, True),
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59 (u'Illegal expression', 21))
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60
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61 self.assertEqual(
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62 scanstring('{"Illegal invocation": alert()}', 2, None, True),
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63 (u'Illegal invocation', 21))
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64
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65 self.assertEqual(
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66 scanstring('{"Numbers cannot have leading zeroes": 013}', 2, None, True),
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67 (u'Numbers cannot have leading zeroes', 37))
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68
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69 self.assertEqual(
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70 scanstring('{"Numbers cannot be hex": 0x14}', 2, None, True),
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71 (u'Numbers cannot be hex', 24))
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72
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73 self.assertEqual(
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74 scanstring('[[[[[[[[[[[[[[[[[[[["Too deep"]]]]]]]]]]]]]]]]]]]]', 21, None, True),
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75 (u'Too deep', 30))
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76
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77 self.assertEqual(
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78 scanstring('{"Missing colon" null}', 2, None, True),
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79 (u'Missing colon', 16))
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80
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81 self.assertEqual(
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82 scanstring('{"Double colon":: null}', 2, None, True),
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83 (u'Double colon', 15))
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84
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85 self.assertEqual(
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86 scanstring('{"Comma instead of colon", null}', 2, None, True),
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87 (u'Comma instead of colon', 25))
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88
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89 self.assertEqual(
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90 scanstring('["Colon instead of comma": false]', 2, None, True),
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91 (u'Colon instead of comma', 25))
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92
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93 self.assertEqual(
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94 scanstring('["Bad value", truth]', 2, None, True),
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95 (u'Bad value', 12))
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97 def test_issue3623(self):
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98 self.assertRaises(ValueError, self.json.decoder.scanstring, b"xxx", 1,
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99 "xxx")
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100 self.assertRaises(UnicodeDecodeError,
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101 self.json.encoder.encode_basestring_ascii, b"xx\xff")
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102
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103 def test_overflow(self):
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104 with self.assertRaises(OverflowError):
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105 self.json.decoder.scanstring(b"xxx", sys.maxsize+1)
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106
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107
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108 class TestPyScanstring(TestScanstring, PyTest): pass
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109 class TestCScanstring(TestScanstring, CTest): pass