Mercurial > hg
annotate tests/test-cbor.py @ 42813:268662aac075
interfaces: create a new folder for interfaces and move repository.py in it
I was trying to understand current interfaces and write new ones and I realized
we need to improve how current interfaces are organised. This creates a
dedicated folder for defining interfaces and move `repository.py` which defines
all the current interfaces inside it.
Differential Revision: https://phab.mercurial-scm.org/D6741
author | Pulkit Goyal <pulkit@yandex-team.ru> |
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date | Sun, 18 Aug 2019 00:45:33 +0300 |
parents | 1ea1bba1c5be |
children | 2372284d9457 |
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1 from __future__ import absolute_import |
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2 |
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3 import os |
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4 import sys |
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5 import unittest |
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6 |
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7 # TODO migrate to canned cbor test strings and stop using thirdparty.cbor |
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8 tpp = os.path.normpath(os.path.join(os.path.dirname(__file__), |
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9 '..', 'mercurial', 'thirdparty')) |
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10 if not os.path.exists(tpp): |
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11 # skip, not in a repo |
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12 sys.exit(80) |
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13 sys.path[0:0] = [tpp] |
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14 import cbor |
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15 del sys.path[0] |
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16 |
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17 from mercurial.utils import ( |
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18 cborutil, |
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19 ) |
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20 |
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21 class TestCase(unittest.TestCase): |
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22 if not getattr(unittest.TestCase, 'assertRaisesRegex', False): |
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23 # Python 3.7 deprecates the regex*p* version, but 2.7 lacks |
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24 # the regex version. |
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25 assertRaisesRegex = (# camelcase-required |
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26 unittest.TestCase.assertRaisesRegexp) |
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27 |
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28 def loadit(it): |
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29 return cbor.loads(b''.join(it)) |
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30 |
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31 class BytestringTests(TestCase): |
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32 def testsimple(self): |
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33 self.assertEqual( |
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34 list(cborutil.streamencode(b'foobar')), |
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35 [b'\x46', b'foobar']) |
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36 |
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37 self.assertEqual( |
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38 loadit(cborutil.streamencode(b'foobar')), |
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39 b'foobar') |
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40 |
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41 self.assertEqual(cborutil.decodeall(b'\x46foobar'), |
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42 [b'foobar']) |
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43 |
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44 self.assertEqual(cborutil.decodeall(b'\x46foobar\x45fizbi'), |
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45 [b'foobar', b'fizbi']) |
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46 |
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47 def testlong(self): |
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48 source = b'x' * 1048576 |
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49 |
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50 self.assertEqual(loadit(cborutil.streamencode(source)), source) |
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51 |
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52 encoded = b''.join(cborutil.streamencode(source)) |
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53 self.assertEqual(cborutil.decodeall(encoded), [source]) |
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54 |
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55 def testfromiter(self): |
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56 # This is the example from RFC 7049 Section 2.2.2. |
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57 source = [b'\xaa\xbb\xcc\xdd', b'\xee\xff\x99'] |
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58 |
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59 self.assertEqual( |
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60 list(cborutil.streamencodebytestringfromiter(source)), |
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61 [ |
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62 b'\x5f', |
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63 b'\x44', |
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64 b'\xaa\xbb\xcc\xdd', |
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65 b'\x43', |
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66 b'\xee\xff\x99', |
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67 b'\xff', |
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68 ]) |
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69 |
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70 self.assertEqual( |
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71 loadit(cborutil.streamencodebytestringfromiter(source)), |
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72 b''.join(source)) |
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73 |
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74 self.assertEqual(cborutil.decodeall(b'\x5f\x44\xaa\xbb\xcc\xdd' |
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75 b'\x43\xee\xff\x99\xff'), |
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76 [b'\xaa\xbb\xcc\xdd', b'\xee\xff\x99', b'']) |
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77 |
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78 for i, chunk in enumerate( |
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79 cborutil.decodeall(b'\x5f\x44\xaa\xbb\xcc\xdd' |
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80 b'\x43\xee\xff\x99\xff')): |
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81 self.assertIsInstance(chunk, cborutil.bytestringchunk) |
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82 |
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83 if i == 0: |
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84 self.assertTrue(chunk.isfirst) |
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85 else: |
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86 self.assertFalse(chunk.isfirst) |
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87 |
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88 if i == 2: |
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89 self.assertTrue(chunk.islast) |
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90 else: |
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91 self.assertFalse(chunk.islast) |
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92 |
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93 def testfromiterlarge(self): |
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94 source = [b'a' * 16, b'b' * 128, b'c' * 1024, b'd' * 1048576] |
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95 |
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96 self.assertEqual( |
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97 loadit(cborutil.streamencodebytestringfromiter(source)), |
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98 b''.join(source)) |
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99 |
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100 def testindefinite(self): |
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101 source = b'\x00\x01\x02\x03' + b'\xff' * 16384 |
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102 |
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103 it = cborutil.streamencodeindefinitebytestring(source, chunksize=2) |
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104 |
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105 self.assertEqual(next(it), b'\x5f') |
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106 self.assertEqual(next(it), b'\x42') |
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107 self.assertEqual(next(it), b'\x00\x01') |
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108 self.assertEqual(next(it), b'\x42') |
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109 self.assertEqual(next(it), b'\x02\x03') |
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110 self.assertEqual(next(it), b'\x42') |
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111 self.assertEqual(next(it), b'\xff\xff') |
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112 |
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113 dest = b''.join(cborutil.streamencodeindefinitebytestring( |
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114 source, chunksize=42)) |
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115 self.assertEqual(cbor.loads(dest), source) |
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116 |
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117 self.assertEqual(b''.join(cborutil.decodeall(dest)), source) |
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118 |
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119 for chunk in cborutil.decodeall(dest): |
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120 self.assertIsInstance(chunk, cborutil.bytestringchunk) |
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121 self.assertIn(len(chunk), (0, 8, 42)) |
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122 |
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123 encoded = b'\x5f\xff' |
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124 b = cborutil.decodeall(encoded) |
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125 self.assertEqual(b, [b'']) |
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126 self.assertTrue(b[0].isfirst) |
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127 self.assertTrue(b[0].islast) |
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128 |
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129 def testdecodevariouslengths(self): |
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130 for i in (0, 1, 22, 23, 24, 25, 254, 255, 256, 65534, 65535, 65536): |
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131 source = b'x' * i |
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132 encoded = b''.join(cborutil.streamencode(source)) |
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133 |
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134 if len(source) < 24: |
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135 hlen = 1 |
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136 elif len(source) < 256: |
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137 hlen = 2 |
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138 elif len(source) < 65536: |
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139 hlen = 3 |
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140 elif len(source) < 1048576: |
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141 hlen = 5 |
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142 |
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143 self.assertEqual(cborutil.decodeitem(encoded), |
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144 (True, source, hlen + len(source), |
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145 cborutil.SPECIAL_NONE)) |
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146 |
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147 def testpartialdecode(self): |
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148 encoded = b''.join(cborutil.streamencode(b'foobar')) |
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149 |
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150 self.assertEqual(cborutil.decodeitem(encoded[0:1]), |
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151 (False, None, -6, cborutil.SPECIAL_NONE)) |
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152 self.assertEqual(cborutil.decodeitem(encoded[0:2]), |
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153 (False, None, -5, cborutil.SPECIAL_NONE)) |
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154 self.assertEqual(cborutil.decodeitem(encoded[0:3]), |
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155 (False, None, -4, cborutil.SPECIAL_NONE)) |
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156 self.assertEqual(cborutil.decodeitem(encoded[0:4]), |
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157 (False, None, -3, cborutil.SPECIAL_NONE)) |
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158 self.assertEqual(cborutil.decodeitem(encoded[0:5]), |
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159 (False, None, -2, cborutil.SPECIAL_NONE)) |
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160 self.assertEqual(cborutil.decodeitem(encoded[0:6]), |
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161 (False, None, -1, cborutil.SPECIAL_NONE)) |
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162 self.assertEqual(cborutil.decodeitem(encoded[0:7]), |
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163 (True, b'foobar', 7, cborutil.SPECIAL_NONE)) |
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164 |
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165 def testpartialdecodevariouslengths(self): |
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166 lens = [ |
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167 2, |
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168 3, |
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169 10, |
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170 23, |
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171 24, |
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172 25, |
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173 31, |
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174 100, |
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175 254, |
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176 255, |
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177 256, |
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178 257, |
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179 16384, |
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180 65534, |
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181 65535, |
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182 65536, |
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183 65537, |
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184 131071, |
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185 131072, |
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186 131073, |
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187 1048575, |
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188 1048576, |
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189 1048577, |
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190 ] |
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191 |
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192 for size in lens: |
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193 if size < 24: |
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194 hlen = 1 |
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195 elif size < 2**8: |
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196 hlen = 2 |
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197 elif size < 2**16: |
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198 hlen = 3 |
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199 elif size < 2**32: |
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200 hlen = 5 |
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201 else: |
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202 assert False |
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203 |
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204 source = b'x' * size |
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205 encoded = b''.join(cborutil.streamencode(source)) |
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206 |
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207 res = cborutil.decodeitem(encoded[0:1]) |
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208 |
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209 if hlen > 1: |
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210 self.assertEqual(res, (False, None, -(hlen - 1), |
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211 cborutil.SPECIAL_NONE)) |
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212 else: |
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213 self.assertEqual(res, (False, None, -(size + hlen - 1), |
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214 cborutil.SPECIAL_NONE)) |
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215 |
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216 # Decoding partial header reports remaining header size. |
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217 for i in range(hlen - 1): |
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218 self.assertEqual(cborutil.decodeitem(encoded[0:i + 1]), |
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219 (False, None, -(hlen - i - 1), |
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220 cborutil.SPECIAL_NONE)) |
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221 |
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222 # Decoding complete header reports item size. |
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223 self.assertEqual(cborutil.decodeitem(encoded[0:hlen]), |
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224 (False, None, -size, cborutil.SPECIAL_NONE)) |
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225 |
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226 # Decoding single byte after header reports item size - 1 |
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227 self.assertEqual(cborutil.decodeitem(encoded[0:hlen + 1]), |
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228 (False, None, -(size - 1), cborutil.SPECIAL_NONE)) |
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229 |
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230 # Decoding all but the last byte reports -1 needed. |
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231 self.assertEqual(cborutil.decodeitem(encoded[0:hlen + size - 1]), |
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232 (False, None, -1, cborutil.SPECIAL_NONE)) |
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233 |
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234 # Decoding last byte retrieves value. |
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235 self.assertEqual(cborutil.decodeitem(encoded[0:hlen + size]), |
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236 (True, source, hlen + size, cborutil.SPECIAL_NONE)) |
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237 |
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238 def testindefinitepartialdecode(self): |
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239 encoded = b''.join(cborutil.streamencodebytestringfromiter( |
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240 [b'foobar', b'biz'])) |
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241 |
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242 # First item should be begin of bytestring special. |
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243 self.assertEqual(cborutil.decodeitem(encoded[0:1]), |
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244 (True, None, 1, |
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245 cborutil.SPECIAL_START_INDEFINITE_BYTESTRING)) |
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246 |
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247 # Second item should be the first chunk. But only available when |
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248 # we give it 7 bytes (1 byte header + 6 byte chunk). |
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249 self.assertEqual(cborutil.decodeitem(encoded[1:2]), |
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250 (False, None, -6, cborutil.SPECIAL_NONE)) |
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251 self.assertEqual(cborutil.decodeitem(encoded[1:3]), |
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252 (False, None, -5, cborutil.SPECIAL_NONE)) |
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253 self.assertEqual(cborutil.decodeitem(encoded[1:4]), |
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254 (False, None, -4, cborutil.SPECIAL_NONE)) |
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255 self.assertEqual(cborutil.decodeitem(encoded[1:5]), |
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256 (False, None, -3, cborutil.SPECIAL_NONE)) |
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257 self.assertEqual(cborutil.decodeitem(encoded[1:6]), |
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258 (False, None, -2, cborutil.SPECIAL_NONE)) |
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259 self.assertEqual(cborutil.decodeitem(encoded[1:7]), |
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260 (False, None, -1, cborutil.SPECIAL_NONE)) |
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261 |
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262 self.assertEqual(cborutil.decodeitem(encoded[1:8]), |
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263 (True, b'foobar', 7, cborutil.SPECIAL_NONE)) |
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264 |
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265 # Third item should be second chunk. But only available when |
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266 # we give it 4 bytes (1 byte header + 3 byte chunk). |
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267 self.assertEqual(cborutil.decodeitem(encoded[8:9]), |
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268 (False, None, -3, cborutil.SPECIAL_NONE)) |
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269 self.assertEqual(cborutil.decodeitem(encoded[8:10]), |
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270 (False, None, -2, cborutil.SPECIAL_NONE)) |
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271 self.assertEqual(cborutil.decodeitem(encoded[8:11]), |
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272 (False, None, -1, cborutil.SPECIAL_NONE)) |
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273 |
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274 self.assertEqual(cborutil.decodeitem(encoded[8:12]), |
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275 (True, b'biz', 4, cborutil.SPECIAL_NONE)) |
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276 |
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277 # Fourth item should be end of indefinite stream marker. |
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278 self.assertEqual(cborutil.decodeitem(encoded[12:13]), |
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279 (True, None, 1, cborutil.SPECIAL_INDEFINITE_BREAK)) |
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280 |
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281 # Now test the behavior when going through the decoder. |
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282 |
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283 self.assertEqual(cborutil.sansiodecoder().decode(encoded[0:1]), |
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284 (False, 1, 0)) |
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285 self.assertEqual(cborutil.sansiodecoder().decode(encoded[0:2]), |
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286 (False, 1, 6)) |
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287 self.assertEqual(cborutil.sansiodecoder().decode(encoded[0:3]), |
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288 (False, 1, 5)) |
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289 self.assertEqual(cborutil.sansiodecoder().decode(encoded[0:4]), |
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290 (False, 1, 4)) |
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291 self.assertEqual(cborutil.sansiodecoder().decode(encoded[0:5]), |
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292 (False, 1, 3)) |
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293 self.assertEqual(cborutil.sansiodecoder().decode(encoded[0:6]), |
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294 (False, 1, 2)) |
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295 self.assertEqual(cborutil.sansiodecoder().decode(encoded[0:7]), |
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296 (False, 1, 1)) |
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297 self.assertEqual(cborutil.sansiodecoder().decode(encoded[0:8]), |
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298 (True, 8, 0)) |
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299 |
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300 self.assertEqual(cborutil.sansiodecoder().decode(encoded[0:9]), |
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301 (True, 8, 3)) |
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302 self.assertEqual(cborutil.sansiodecoder().decode(encoded[0:10]), |
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303 (True, 8, 2)) |
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304 self.assertEqual(cborutil.sansiodecoder().decode(encoded[0:11]), |
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305 (True, 8, 1)) |
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306 self.assertEqual(cborutil.sansiodecoder().decode(encoded[0:12]), |
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307 (True, 12, 0)) |
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308 |
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309 self.assertEqual(cborutil.sansiodecoder().decode(encoded[0:13]), |
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310 (True, 13, 0)) |
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311 |
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312 decoder = cborutil.sansiodecoder() |
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313 decoder.decode(encoded[0:8]) |
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314 values = decoder.getavailable() |
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315 self.assertEqual(values, [b'foobar']) |
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316 self.assertTrue(values[0].isfirst) |
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317 self.assertFalse(values[0].islast) |
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318 |
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319 self.assertEqual(decoder.decode(encoded[8:12]), |
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320 (True, 4, 0)) |
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321 values = decoder.getavailable() |
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322 self.assertEqual(values, [b'biz']) |
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323 self.assertFalse(values[0].isfirst) |
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324 self.assertFalse(values[0].islast) |
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325 |
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326 self.assertEqual(decoder.decode(encoded[12:]), |
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327 (True, 1, 0)) |
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328 values = decoder.getavailable() |
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329 self.assertEqual(values, [b'']) |
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330 self.assertFalse(values[0].isfirst) |
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331 self.assertTrue(values[0].islast) |
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332 |
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333 class StringTests(TestCase): |
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334 def testdecodeforbidden(self): |
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335 encoded = b'\x63foo' |
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336 with self.assertRaisesRegex(cborutil.CBORDecodeError, |
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337 'string major type not supported'): |
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338 cborutil.decodeall(encoded) |
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339 |
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340 class IntTests(TestCase): |
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341 def testsmall(self): |
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342 self.assertEqual(list(cborutil.streamencode(0)), [b'\x00']) |
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343 self.assertEqual(cborutil.decodeall(b'\x00'), [0]) |
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344 |
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345 self.assertEqual(list(cborutil.streamencode(1)), [b'\x01']) |
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346 self.assertEqual(cborutil.decodeall(b'\x01'), [1]) |
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347 |
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348 self.assertEqual(list(cborutil.streamencode(2)), [b'\x02']) |
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349 self.assertEqual(cborutil.decodeall(b'\x02'), [2]) |
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350 |
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351 self.assertEqual(list(cborutil.streamencode(3)), [b'\x03']) |
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352 self.assertEqual(cborutil.decodeall(b'\x03'), [3]) |
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353 |
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354 self.assertEqual(list(cborutil.streamencode(4)), [b'\x04']) |
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355 self.assertEqual(cborutil.decodeall(b'\x04'), [4]) |
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356 |
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357 # Multiple value decode works. |
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358 self.assertEqual(cborutil.decodeall(b'\x00\x01\x02\x03\x04'), |
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359 [0, 1, 2, 3, 4]) |
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360 |
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361 def testnegativesmall(self): |
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362 self.assertEqual(list(cborutil.streamencode(-1)), [b'\x20']) |
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363 self.assertEqual(cborutil.decodeall(b'\x20'), [-1]) |
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364 |
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365 self.assertEqual(list(cborutil.streamencode(-2)), [b'\x21']) |
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366 self.assertEqual(cborutil.decodeall(b'\x21'), [-2]) |
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367 |
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368 self.assertEqual(list(cborutil.streamencode(-3)), [b'\x22']) |
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369 self.assertEqual(cborutil.decodeall(b'\x22'), [-3]) |
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370 |
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371 self.assertEqual(list(cborutil.streamencode(-4)), [b'\x23']) |
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372 self.assertEqual(cborutil.decodeall(b'\x23'), [-4]) |
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373 |
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374 self.assertEqual(list(cborutil.streamencode(-5)), [b'\x24']) |
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375 self.assertEqual(cborutil.decodeall(b'\x24'), [-5]) |
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376 |
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377 # Multiple value decode works. |
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378 self.assertEqual(cborutil.decodeall(b'\x20\x21\x22\x23\x24'), |
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379 [-1, -2, -3, -4, -5]) |
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380 |
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381 def testrange(self): |
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382 for i in range(-70000, 70000, 10): |
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383 encoded = b''.join(cborutil.streamencode(i)) |
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384 |
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385 self.assertEqual(encoded, cbor.dumps(i)) |
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386 self.assertEqual(cborutil.decodeall(encoded), [i]) |
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387 |
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388 def testdecodepartialubyte(self): |
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389 encoded = b''.join(cborutil.streamencode(250)) |
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390 |
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391 self.assertEqual(cborutil.decodeitem(encoded[0:1]), |
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392 (False, None, -1, cborutil.SPECIAL_NONE)) |
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393 self.assertEqual(cborutil.decodeitem(encoded[0:2]), |
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394 (True, 250, 2, cborutil.SPECIAL_NONE)) |
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395 |
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396 def testdecodepartialbyte(self): |
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397 encoded = b''.join(cborutil.streamencode(-42)) |
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398 self.assertEqual(cborutil.decodeitem(encoded[0:1]), |
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399 (False, None, -1, cborutil.SPECIAL_NONE)) |
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400 self.assertEqual(cborutil.decodeitem(encoded[0:2]), |
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401 (True, -42, 2, cborutil.SPECIAL_NONE)) |
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402 |
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403 def testdecodepartialushort(self): |
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404 encoded = b''.join(cborutil.streamencode(2**15)) |
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405 |
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406 self.assertEqual(cborutil.decodeitem(encoded[0:1]), |
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407 (False, None, -2, cborutil.SPECIAL_NONE)) |
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408 self.assertEqual(cborutil.decodeitem(encoded[0:2]), |
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409 (False, None, -1, cborutil.SPECIAL_NONE)) |
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410 self.assertEqual(cborutil.decodeitem(encoded[0:5]), |
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411 (True, 2**15, 3, cborutil.SPECIAL_NONE)) |
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412 |
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413 def testdecodepartialshort(self): |
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414 encoded = b''.join(cborutil.streamencode(-1024)) |
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415 |
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416 self.assertEqual(cborutil.decodeitem(encoded[0:1]), |
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417 (False, None, -2, cborutil.SPECIAL_NONE)) |
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418 self.assertEqual(cborutil.decodeitem(encoded[0:2]), |
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419 (False, None, -1, cborutil.SPECIAL_NONE)) |
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420 self.assertEqual(cborutil.decodeitem(encoded[0:3]), |
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421 (True, -1024, 3, cborutil.SPECIAL_NONE)) |
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422 |
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423 def testdecodepartialulong(self): |
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424 encoded = b''.join(cborutil.streamencode(2**28)) |
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425 |
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426 self.assertEqual(cborutil.decodeitem(encoded[0:1]), |
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427 (False, None, -4, cborutil.SPECIAL_NONE)) |
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428 self.assertEqual(cborutil.decodeitem(encoded[0:2]), |
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429 (False, None, -3, cborutil.SPECIAL_NONE)) |
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430 self.assertEqual(cborutil.decodeitem(encoded[0:3]), |
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431 (False, None, -2, cborutil.SPECIAL_NONE)) |
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432 self.assertEqual(cborutil.decodeitem(encoded[0:4]), |
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433 (False, None, -1, cborutil.SPECIAL_NONE)) |
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434 self.assertEqual(cborutil.decodeitem(encoded[0:5]), |
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435 (True, 2**28, 5, cborutil.SPECIAL_NONE)) |
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436 |
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437 def testdecodepartiallong(self): |
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438 encoded = b''.join(cborutil.streamencode(-1048580)) |
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439 |
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440 self.assertEqual(cborutil.decodeitem(encoded[0:1]), |
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441 (False, None, -4, cborutil.SPECIAL_NONE)) |
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442 self.assertEqual(cborutil.decodeitem(encoded[0:2]), |
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443 (False, None, -3, cborutil.SPECIAL_NONE)) |
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444 self.assertEqual(cborutil.decodeitem(encoded[0:3]), |
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445 (False, None, -2, cborutil.SPECIAL_NONE)) |
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446 self.assertEqual(cborutil.decodeitem(encoded[0:4]), |
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447 (False, None, -1, cborutil.SPECIAL_NONE)) |
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448 self.assertEqual(cborutil.decodeitem(encoded[0:5]), |
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449 (True, -1048580, 5, cborutil.SPECIAL_NONE)) |
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450 |
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451 def testdecodepartialulonglong(self): |
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452 encoded = b''.join(cborutil.streamencode(2**32)) |
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453 |
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454 self.assertEqual(cborutil.decodeitem(encoded[0:1]), |
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455 (False, None, -8, cborutil.SPECIAL_NONE)) |
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456 self.assertEqual(cborutil.decodeitem(encoded[0:2]), |
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457 (False, None, -7, cborutil.SPECIAL_NONE)) |
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458 self.assertEqual(cborutil.decodeitem(encoded[0:3]), |
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459 (False, None, -6, cborutil.SPECIAL_NONE)) |
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460 self.assertEqual(cborutil.decodeitem(encoded[0:4]), |
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461 (False, None, -5, cborutil.SPECIAL_NONE)) |
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462 self.assertEqual(cborutil.decodeitem(encoded[0:5]), |
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463 (False, None, -4, cborutil.SPECIAL_NONE)) |
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464 self.assertEqual(cborutil.decodeitem(encoded[0:6]), |
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465 (False, None, -3, cborutil.SPECIAL_NONE)) |
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466 self.assertEqual(cborutil.decodeitem(encoded[0:7]), |
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467 (False, None, -2, cborutil.SPECIAL_NONE)) |
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468 self.assertEqual(cborutil.decodeitem(encoded[0:8]), |
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469 (False, None, -1, cborutil.SPECIAL_NONE)) |
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470 self.assertEqual(cborutil.decodeitem(encoded[0:9]), |
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471 (True, 2**32, 9, cborutil.SPECIAL_NONE)) |
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472 |
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473 with self.assertRaisesRegex( |
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474 cborutil.CBORDecodeError, 'input data not fully consumed'): |
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475 cborutil.decodeall(encoded[0:1]) |
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476 |
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477 with self.assertRaisesRegex( |
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478 cborutil.CBORDecodeError, 'input data not fully consumed'): |
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479 cborutil.decodeall(encoded[0:2]) |
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480 |
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481 def testdecodepartiallonglong(self): |
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482 encoded = b''.join(cborutil.streamencode(-7000000000)) |
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483 |
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484 self.assertEqual(cborutil.decodeitem(encoded[0:1]), |
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485 (False, None, -8, cborutil.SPECIAL_NONE)) |
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486 self.assertEqual(cborutil.decodeitem(encoded[0:2]), |
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487 (False, None, -7, cborutil.SPECIAL_NONE)) |
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488 self.assertEqual(cborutil.decodeitem(encoded[0:3]), |
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489 (False, None, -6, cborutil.SPECIAL_NONE)) |
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490 self.assertEqual(cborutil.decodeitem(encoded[0:4]), |
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491 (False, None, -5, cborutil.SPECIAL_NONE)) |
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492 self.assertEqual(cborutil.decodeitem(encoded[0:5]), |
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493 (False, None, -4, cborutil.SPECIAL_NONE)) |
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494 self.assertEqual(cborutil.decodeitem(encoded[0:6]), |
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495 (False, None, -3, cborutil.SPECIAL_NONE)) |
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496 self.assertEqual(cborutil.decodeitem(encoded[0:7]), |
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497 (False, None, -2, cborutil.SPECIAL_NONE)) |
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498 self.assertEqual(cborutil.decodeitem(encoded[0:8]), |
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499 (False, None, -1, cborutil.SPECIAL_NONE)) |
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500 self.assertEqual(cborutil.decodeitem(encoded[0:9]), |
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501 (True, -7000000000, 9, cborutil.SPECIAL_NONE)) |
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502 |
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503 class ArrayTests(TestCase): |
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504 def testempty(self): |
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505 self.assertEqual(list(cborutil.streamencode([])), [b'\x80']) |
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506 self.assertEqual(loadit(cborutil.streamencode([])), []) |
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507 |
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508 self.assertEqual(cborutil.decodeall(b'\x80'), [[]]) |
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509 |
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510 def testbasic(self): |
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511 source = [b'foo', b'bar', 1, -10] |
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512 |
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513 chunks = [ |
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514 b'\x84', b'\x43', b'foo', b'\x43', b'bar', b'\x01', b'\x29'] |
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515 |
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516 self.assertEqual(list(cborutil.streamencode(source)), chunks) |
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517 |
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518 self.assertEqual(cborutil.decodeall(b''.join(chunks)), [source]) |
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519 |
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520 def testemptyfromiter(self): |
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521 self.assertEqual(b''.join(cborutil.streamencodearrayfromiter([])), |
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522 b'\x9f\xff') |
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523 |
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524 with self.assertRaisesRegex(cborutil.CBORDecodeError, |
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525 'indefinite length uint not allowed'): |
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526 cborutil.decodeall(b'\x9f\xff') |
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527 |
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528 def testfromiter1(self): |
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529 source = [b'foo'] |
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530 |
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531 self.assertEqual(list(cborutil.streamencodearrayfromiter(source)), [ |
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532 b'\x9f', |
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533 b'\x43', b'foo', |
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534 b'\xff', |
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535 ]) |
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536 |
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537 dest = b''.join(cborutil.streamencodearrayfromiter(source)) |
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538 self.assertEqual(cbor.loads(dest), source) |
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539 |
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540 with self.assertRaisesRegex(cborutil.CBORDecodeError, |
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541 'indefinite length uint not allowed'): |
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542 cborutil.decodeall(dest) |
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543 |
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544 def testtuple(self): |
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545 source = (b'foo', None, 42) |
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546 encoded = b''.join(cborutil.streamencode(source)) |
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547 |
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548 self.assertEqual(cbor.loads(encoded), list(source)) |
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549 |
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550 self.assertEqual(cborutil.decodeall(encoded), [list(source)]) |
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551 |
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552 def testpartialdecode(self): |
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553 source = list(range(4)) |
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554 encoded = b''.join(cborutil.streamencode(source)) |
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555 self.assertEqual(cborutil.decodeitem(encoded[0:1]), |
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556 (True, 4, 1, cborutil.SPECIAL_START_ARRAY)) |
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557 self.assertEqual(cborutil.decodeitem(encoded[0:2]), |
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558 (True, 4, 1, cborutil.SPECIAL_START_ARRAY)) |
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559 |
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560 source = list(range(23)) |
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561 encoded = b''.join(cborutil.streamencode(source)) |
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562 self.assertEqual(cborutil.decodeitem(encoded[0:1]), |
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563 (True, 23, 1, cborutil.SPECIAL_START_ARRAY)) |
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564 self.assertEqual(cborutil.decodeitem(encoded[0:2]), |
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565 (True, 23, 1, cborutil.SPECIAL_START_ARRAY)) |
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566 |
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567 source = list(range(24)) |
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568 encoded = b''.join(cborutil.streamencode(source)) |
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569 self.assertEqual(cborutil.decodeitem(encoded[0:1]), |
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570 (False, None, -1, cborutil.SPECIAL_NONE)) |
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571 self.assertEqual(cborutil.decodeitem(encoded[0:2]), |
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572 (True, 24, 2, cborutil.SPECIAL_START_ARRAY)) |
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573 self.assertEqual(cborutil.decodeitem(encoded[0:3]), |
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574 (True, 24, 2, cborutil.SPECIAL_START_ARRAY)) |
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575 |
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576 source = list(range(256)) |
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577 encoded = b''.join(cborutil.streamencode(source)) |
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578 self.assertEqual(cborutil.decodeitem(encoded[0:1]), |
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579 (False, None, -2, cborutil.SPECIAL_NONE)) |
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580 self.assertEqual(cborutil.decodeitem(encoded[0:2]), |
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581 (False, None, -1, cborutil.SPECIAL_NONE)) |
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582 self.assertEqual(cborutil.decodeitem(encoded[0:3]), |
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583 (True, 256, 3, cborutil.SPECIAL_START_ARRAY)) |
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584 self.assertEqual(cborutil.decodeitem(encoded[0:4]), |
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585 (True, 256, 3, cborutil.SPECIAL_START_ARRAY)) |
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586 |
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587 def testnested(self): |
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588 source = [[], [], [[], [], []]] |
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589 encoded = b''.join(cborutil.streamencode(source)) |
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590 self.assertEqual(cborutil.decodeall(encoded), [source]) |
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591 |
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592 source = [True, None, [True, 0, 2], [None], [], [[[]], -87]] |
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593 encoded = b''.join(cborutil.streamencode(source)) |
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594 self.assertEqual(cborutil.decodeall(encoded), [source]) |
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595 |
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596 # A set within an array. |
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597 source = [None, {b'foo', b'bar', None, False}, set()] |
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598 encoded = b''.join(cborutil.streamencode(source)) |
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599 self.assertEqual(cborutil.decodeall(encoded), [source]) |
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600 |
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601 # A map within an array. |
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602 source = [None, {}, {b'foo': b'bar', True: False}, [{}]] |
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603 encoded = b''.join(cborutil.streamencode(source)) |
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604 self.assertEqual(cborutil.decodeall(encoded), [source]) |
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605 |
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606 def testindefinitebytestringvalues(self): |
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607 # Single value array whose value is an empty indefinite bytestring. |
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608 encoded = b'\x81\x5f\x40\xff' |
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609 |
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610 with self.assertRaisesRegex(cborutil.CBORDecodeError, |
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611 'indefinite length bytestrings not ' |
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612 'allowed as array values'): |
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613 cborutil.decodeall(encoded) |
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614 |
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615 class SetTests(TestCase): |
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616 def testempty(self): |
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617 self.assertEqual(list(cborutil.streamencode(set())), [ |
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618 b'\xd9\x01\x02', |
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619 b'\x80', |
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620 ]) |
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621 |
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622 self.assertEqual(cborutil.decodeall(b'\xd9\x01\x02\x80'), [set()]) |
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623 |
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624 def testset(self): |
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625 source = {b'foo', None, 42} |
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626 encoded = b''.join(cborutil.streamencode(source)) |
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627 |
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628 self.assertEqual(cbor.loads(encoded), source) |
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629 |
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630 self.assertEqual(cborutil.decodeall(encoded), [source]) |
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631 |
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632 def testinvalidtag(self): |
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633 # Must use array to encode sets. |
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634 encoded = b'\xd9\x01\x02\xa0' |
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635 |
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636 with self.assertRaisesRegex(cborutil.CBORDecodeError, |
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637 'expected array after finite set ' |
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638 'semantic tag'): |
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639 cborutil.decodeall(encoded) |
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640 |
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641 def testpartialdecode(self): |
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642 # Semantic tag item will be 3 bytes. Set header will be variable |
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643 # depending on length. |
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644 encoded = b''.join(cborutil.streamencode({i for i in range(23)})) |
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645 self.assertEqual(cborutil.decodeitem(encoded[0:1]), |
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646 (False, None, -2, cborutil.SPECIAL_NONE)) |
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647 self.assertEqual(cborutil.decodeitem(encoded[0:2]), |
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648 (False, None, -1, cborutil.SPECIAL_NONE)) |
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649 self.assertEqual(cborutil.decodeitem(encoded[0:3]), |
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650 (False, None, -1, cborutil.SPECIAL_NONE)) |
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651 self.assertEqual(cborutil.decodeitem(encoded[0:4]), |
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652 (True, 23, 4, cborutil.SPECIAL_START_SET)) |
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653 self.assertEqual(cborutil.decodeitem(encoded[0:5]), |
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654 (True, 23, 4, cborutil.SPECIAL_START_SET)) |
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655 |
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656 encoded = b''.join(cborutil.streamencode({i for i in range(24)})) |
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657 self.assertEqual(cborutil.decodeitem(encoded[0:1]), |
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658 (False, None, -2, cborutil.SPECIAL_NONE)) |
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659 self.assertEqual(cborutil.decodeitem(encoded[0:2]), |
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660 (False, None, -1, cborutil.SPECIAL_NONE)) |
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661 self.assertEqual(cborutil.decodeitem(encoded[0:3]), |
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662 (False, None, -1, cborutil.SPECIAL_NONE)) |
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663 self.assertEqual(cborutil.decodeitem(encoded[0:4]), |
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664 (False, None, -1, cborutil.SPECIAL_NONE)) |
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665 self.assertEqual(cborutil.decodeitem(encoded[0:5]), |
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666 (True, 24, 5, cborutil.SPECIAL_START_SET)) |
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667 self.assertEqual(cborutil.decodeitem(encoded[0:6]), |
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668 (True, 24, 5, cborutil.SPECIAL_START_SET)) |
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669 |
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670 encoded = b''.join(cborutil.streamencode({i for i in range(256)})) |
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671 self.assertEqual(cborutil.decodeitem(encoded[0:1]), |
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672 (False, None, -2, cborutil.SPECIAL_NONE)) |
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673 self.assertEqual(cborutil.decodeitem(encoded[0:2]), |
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674 (False, None, -1, cborutil.SPECIAL_NONE)) |
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675 self.assertEqual(cborutil.decodeitem(encoded[0:3]), |
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676 (False, None, -1, cborutil.SPECIAL_NONE)) |
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677 self.assertEqual(cborutil.decodeitem(encoded[0:4]), |
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678 (False, None, -2, cborutil.SPECIAL_NONE)) |
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679 self.assertEqual(cborutil.decodeitem(encoded[0:5]), |
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680 (False, None, -1, cborutil.SPECIAL_NONE)) |
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681 self.assertEqual(cborutil.decodeitem(encoded[0:6]), |
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682 (True, 256, 6, cborutil.SPECIAL_START_SET)) |
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683 |
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684 def testinvalidvalue(self): |
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685 encoded = b''.join([ |
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686 b'\xd9\x01\x02', # semantic tag |
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687 b'\x81', # array of size 1 |
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688 b'\x5f\x43foo\xff', # indefinite length bytestring "foo" |
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689 ]) |
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690 |
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691 with self.assertRaisesRegex(cborutil.CBORDecodeError, |
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692 'indefinite length bytestrings not ' |
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693 'allowed as set values'): |
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694 cborutil.decodeall(encoded) |
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695 |
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696 encoded = b''.join([ |
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697 b'\xd9\x01\x02', |
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698 b'\x81', |
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699 b'\x80', # empty array |
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700 ]) |
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701 |
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702 with self.assertRaisesRegex(cborutil.CBORDecodeError, |
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703 'collections not allowed as set values'): |
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704 cborutil.decodeall(encoded) |
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705 |
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706 encoded = b''.join([ |
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707 b'\xd9\x01\x02', |
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708 b'\x81', |
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709 b'\xa0', # empty map |
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710 ]) |
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|
711 |
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712 with self.assertRaisesRegex(cborutil.CBORDecodeError, |
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713 'collections not allowed as set values'): |
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714 cborutil.decodeall(encoded) |
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715 |
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716 encoded = b''.join([ |
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717 b'\xd9\x01\x02', |
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718 b'\x81', |
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719 b'\xd9\x01\x02\x81\x01', # set with integer 1 |
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720 ]) |
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|
721 |
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722 with self.assertRaisesRegex(cborutil.CBORDecodeError, |
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723 'collections not allowed as set values'): |
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724 cborutil.decodeall(encoded) |
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725 |
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726 class BoolTests(TestCase): |
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727 def testbasic(self): |
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728 self.assertEqual(list(cborutil.streamencode(True)), [b'\xf5']) |
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729 self.assertEqual(list(cborutil.streamencode(False)), [b'\xf4']) |
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|
730 |
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731 self.assertIs(loadit(cborutil.streamencode(True)), True) |
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732 self.assertIs(loadit(cborutil.streamencode(False)), False) |
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733 |
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734 self.assertEqual(cborutil.decodeall(b'\xf4'), [False]) |
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735 self.assertEqual(cborutil.decodeall(b'\xf5'), [True]) |
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736 |
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737 self.assertEqual(cborutil.decodeall(b'\xf4\xf5\xf5\xf4'), |
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738 [False, True, True, False]) |
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|
739 |
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740 class NoneTests(TestCase): |
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741 def testbasic(self): |
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742 self.assertEqual(list(cborutil.streamencode(None)), [b'\xf6']) |
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|
743 |
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744 self.assertIs(loadit(cborutil.streamencode(None)), None) |
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745 |
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746 self.assertEqual(cborutil.decodeall(b'\xf6'), [None]) |
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747 self.assertEqual(cborutil.decodeall(b'\xf6\xf6'), [None, None]) |
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748 |
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|
749 class MapTests(TestCase): |
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750 def testempty(self): |
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751 self.assertEqual(list(cborutil.streamencode({})), [b'\xa0']) |
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752 self.assertEqual(loadit(cborutil.streamencode({})), {}) |
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753 |
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754 self.assertEqual(cborutil.decodeall(b'\xa0'), [{}]) |
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|
755 |
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756 def testemptyindefinite(self): |
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757 self.assertEqual(list(cborutil.streamencodemapfromiter([])), [ |
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758 b'\xbf', b'\xff']) |
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|
759 |
65a23cc8e75b
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|
760 self.assertEqual(loadit(cborutil.streamencodemapfromiter([])), {}) |
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|
761 |
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762 with self.assertRaisesRegex(cborutil.CBORDecodeError, |
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|
763 'indefinite length uint not allowed'): |
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|
764 cborutil.decodeall(b'\xbf\xff') |
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|
765 |
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|
766 def testone(self): |
65a23cc8e75b
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767 source = {b'foo': b'bar'} |
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768 self.assertEqual(list(cborutil.streamencode(source)), [ |
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|
769 b'\xa1', b'\x43', b'foo', b'\x43', b'bar']) |
65a23cc8e75b
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|
770 |
65a23cc8e75b
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|
771 self.assertEqual(loadit(cborutil.streamencode(source)), source) |
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|
772 |
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|
773 self.assertEqual(cborutil.decodeall(b'\xa1\x43foo\x43bar'), [source]) |
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|
774 |
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|
775 def testmultiple(self): |
65a23cc8e75b
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|
776 source = { |
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777 b'foo': b'bar', |
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|
778 b'baz': b'value1', |
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|
779 } |
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|
780 |
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|
781 self.assertEqual(loadit(cborutil.streamencode(source)), source) |
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|
782 |
65a23cc8e75b
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|
783 self.assertEqual( |
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parents:
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changeset
|
784 loadit(cborutil.streamencodemapfromiter(source.items())), |
65a23cc8e75b
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parents:
diff
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|
785 source) |
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|
786 |
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|
787 encoded = b''.join(cborutil.streamencode(source)) |
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788 self.assertEqual(cborutil.decodeall(encoded), [source]) |
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789 |
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790 def testcomplex(self): |
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791 source = { |
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792 b'key': 1, |
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793 2: -10, |
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794 } |
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795 |
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796 self.assertEqual(loadit(cborutil.streamencode(source)), |
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797 source) |
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798 |
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799 self.assertEqual( |
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800 loadit(cborutil.streamencodemapfromiter(source.items())), |
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801 source) |
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802 |
39411
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803 encoded = b''.join(cborutil.streamencode(source)) |
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804 self.assertEqual(cborutil.decodeall(encoded), [source]) |
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805 |
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806 def testnested(self): |
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807 source = {b'key1': None, b'key2': {b'sub1': b'sub2'}, b'sub2': {}} |
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808 encoded = b''.join(cborutil.streamencode(source)) |
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809 |
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810 self.assertEqual(cborutil.decodeall(encoded), [source]) |
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811 |
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812 source = { |
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813 b'key1': [], |
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814 b'key2': [None, False], |
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815 b'key3': {b'foo', b'bar'}, |
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816 b'key4': {}, |
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817 } |
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818 encoded = b''.join(cborutil.streamencode(source)) |
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819 self.assertEqual(cborutil.decodeall(encoded), [source]) |
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820 |
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821 def testillegalkey(self): |
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822 encoded = b''.join([ |
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823 # map header + len 1 |
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824 b'\xa1', |
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825 # indefinite length bytestring "foo" in key position |
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826 b'\x5f\x03foo\xff' |
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|
827 ]) |
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|
828 |
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829 with self.assertRaisesRegex(cborutil.CBORDecodeError, |
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830 'indefinite length bytestrings not ' |
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|
831 'allowed as map keys'): |
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|
832 cborutil.decodeall(encoded) |
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|
833 |
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|
834 encoded = b''.join([ |
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|
835 b'\xa1', |
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|
836 b'\x80', # empty array |
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|
837 b'\x43foo', |
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|
838 ]) |
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|
839 |
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840 with self.assertRaisesRegex(cborutil.CBORDecodeError, |
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|
841 'collections not supported as map keys'): |
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842 cborutil.decodeall(encoded) |
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|
843 |
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|
844 def testillegalvalue(self): |
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|
845 encoded = b''.join([ |
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|
846 b'\xa1', # map headers |
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|
847 b'\x43foo', # key |
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|
848 b'\x5f\x03bar\xff', # indefinite length value |
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|
849 ]) |
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|
850 |
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851 with self.assertRaisesRegex(cborutil.CBORDecodeError, |
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|
852 'indefinite length bytestrings not ' |
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|
853 'allowed as map values'): |
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|
854 cborutil.decodeall(encoded) |
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|
855 |
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|
856 def testpartialdecode(self): |
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857 source = {b'key1': b'value1'} |
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|
858 encoded = b''.join(cborutil.streamencode(source)) |
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|
859 |
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|
860 self.assertEqual(cborutil.decodeitem(encoded[0:1]), |
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861 (True, 1, 1, cborutil.SPECIAL_START_MAP)) |
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862 self.assertEqual(cborutil.decodeitem(encoded[0:2]), |
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863 (True, 1, 1, cborutil.SPECIAL_START_MAP)) |
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|
864 |
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|
865 source = {b'key%d' % i: None for i in range(23)} |
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|
866 encoded = b''.join(cborutil.streamencode(source)) |
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867 self.assertEqual(cborutil.decodeitem(encoded[0:1]), |
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|
868 (True, 23, 1, cborutil.SPECIAL_START_MAP)) |
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|
869 |
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870 source = {b'key%d' % i: None for i in range(24)} |
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871 encoded = b''.join(cborutil.streamencode(source)) |
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872 self.assertEqual(cborutil.decodeitem(encoded[0:1]), |
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|
873 (False, None, -1, cborutil.SPECIAL_NONE)) |
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874 self.assertEqual(cborutil.decodeitem(encoded[0:2]), |
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|
875 (True, 24, 2, cborutil.SPECIAL_START_MAP)) |
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876 self.assertEqual(cborutil.decodeitem(encoded[0:3]), |
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|
877 (True, 24, 2, cborutil.SPECIAL_START_MAP)) |
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|
878 |
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879 source = {b'key%d' % i: None for i in range(256)} |
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|
880 encoded = b''.join(cborutil.streamencode(source)) |
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|
881 self.assertEqual(cborutil.decodeitem(encoded[0:1]), |
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882 (False, None, -2, cborutil.SPECIAL_NONE)) |
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883 self.assertEqual(cborutil.decodeitem(encoded[0:2]), |
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|
884 (False, None, -1, cborutil.SPECIAL_NONE)) |
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885 self.assertEqual(cborutil.decodeitem(encoded[0:3]), |
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|
886 (True, 256, 3, cborutil.SPECIAL_START_MAP)) |
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|
887 self.assertEqual(cborutil.decodeitem(encoded[0:4]), |
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|
888 (True, 256, 3, cborutil.SPECIAL_START_MAP)) |
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|
889 |
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|
890 source = {b'key%d' % i: None for i in range(65536)} |
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|
891 encoded = b''.join(cborutil.streamencode(source)) |
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892 self.assertEqual(cborutil.decodeitem(encoded[0:1]), |
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|
893 (False, None, -4, cborutil.SPECIAL_NONE)) |
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|
894 self.assertEqual(cborutil.decodeitem(encoded[0:2]), |
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|
895 (False, None, -3, cborutil.SPECIAL_NONE)) |
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896 self.assertEqual(cborutil.decodeitem(encoded[0:3]), |
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|
897 (False, None, -2, cborutil.SPECIAL_NONE)) |
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898 self.assertEqual(cborutil.decodeitem(encoded[0:4]), |
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|
899 (False, None, -1, cborutil.SPECIAL_NONE)) |
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900 self.assertEqual(cborutil.decodeitem(encoded[0:5]), |
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|
901 (True, 65536, 5, cborutil.SPECIAL_START_MAP)) |
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parents:
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diff
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|
902 self.assertEqual(cborutil.decodeitem(encoded[0:6]), |
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cborutil: implement sans I/O decoder
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parents:
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diff
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|
903 (True, 65536, 5, cborutil.SPECIAL_START_MAP)) |
aeb551a3bb8a
cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
904 |
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cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
905 class SemanticTagTests(TestCase): |
aeb551a3bb8a
cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
906 def testdecodeforbidden(self): |
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cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
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|
907 for i in range(500): |
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parents:
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diff
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|
908 if i == cborutil.SEMANTIC_TAG_FINITE_SET: |
aeb551a3bb8a
cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
909 continue |
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
910 |
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Gregory Szorc <gregory.szorc@gmail.com>
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diff
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|
911 tag = cborutil.encodelength(cborutil.MAJOR_TYPE_SEMANTIC, |
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cborutil: implement sans I/O decoder
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parents:
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diff
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|
912 i) |
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
913 |
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cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
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|
914 encoded = tag + cborutil.encodelength(cborutil.MAJOR_TYPE_UINT, 42) |
aeb551a3bb8a
cborutil: implement sans I/O decoder
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parents:
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diff
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|
915 |
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cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
916 # Partial decode is incomplete. |
aeb551a3bb8a
cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
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|
917 if i < 24: |
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cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
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|
918 pass |
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cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents:
37899
diff
changeset
|
919 elif i < 256: |
aeb551a3bb8a
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parents:
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diff
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|
920 self.assertEqual(cborutil.decodeitem(encoded[0:1]), |
aeb551a3bb8a
cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
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|
921 (False, None, -1, cborutil.SPECIAL_NONE)) |
aeb551a3bb8a
cborutil: implement sans I/O decoder
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parents:
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diff
changeset
|
922 elif i < 65536: |
aeb551a3bb8a
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
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|
923 self.assertEqual(cborutil.decodeitem(encoded[0:1]), |
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parents:
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diff
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|
924 (False, None, -2, cborutil.SPECIAL_NONE)) |
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parents:
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diff
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|
925 self.assertEqual(cborutil.decodeitem(encoded[0:2]), |
aeb551a3bb8a
cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
926 (False, None, -1, cborutil.SPECIAL_NONE)) |
aeb551a3bb8a
cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
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|
927 |
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parents:
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diff
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|
928 with self.assertRaisesRegex(cborutil.CBORDecodeError, |
41549
1ea1bba1c5be
tests: use raw strings in test-cbor.py
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
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|
929 r'semantic tag \d+ not allowed'): |
39411
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parents:
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diff
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|
930 cborutil.decodeitem(encoded) |
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parents:
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diff
changeset
|
931 |
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
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|
932 class SpecialTypesTests(TestCase): |
aeb551a3bb8a
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
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|
933 def testforbiddentypes(self): |
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cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
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|
934 for i in range(256): |
aeb551a3bb8a
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
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|
935 if i == cborutil.SUBTYPE_FALSE: |
aeb551a3bb8a
cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
936 continue |
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Gregory Szorc <gregory.szorc@gmail.com>
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diff
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|
937 elif i == cborutil.SUBTYPE_TRUE: |
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cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
938 continue |
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
939 elif i == cborutil.SUBTYPE_NULL: |
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cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
940 continue |
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
941 |
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
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|
942 encoded = cborutil.encodelength(cborutil.MAJOR_TYPE_SPECIAL, i) |
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
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|
943 |
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parents:
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diff
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|
944 with self.assertRaisesRegex(cborutil.CBORDecodeError, |
41549
1ea1bba1c5be
tests: use raw strings in test-cbor.py
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
945 r'special type \d+ not allowed'): |
39411
aeb551a3bb8a
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
946 cborutil.decodeitem(encoded) |
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Gregory Szorc <gregory.szorc@gmail.com>
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diff
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|
947 |
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Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
changeset
|
948 class SansIODecoderTests(TestCase): |
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cborutil: implement sans I/O decoder
Gregory Szorc <gregory.szorc@gmail.com>
parents:
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diff
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|
949 def testemptyinput(self): |
aeb551a3bb8a
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parents:
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diff
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|
950 decoder = cborutil.sansiodecoder() |
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diff
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|
951 self.assertEqual(decoder.decode(b''), (False, 0, 0)) |
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diff
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|
952 |
39413
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|
953 class BufferingDecoderTests(TestCase): |
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diff
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|
954 def testsimple(self): |
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|
955 source = [ |
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diff
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|
956 b'foobar', |
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diff
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|
957 b'x' * 128, |
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diff
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|
958 {b'foo': b'bar'}, |
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diff
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|
959 True, |
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diff
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|
960 False, |
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parents:
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diff
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|
961 None, |
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diff
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|
962 [None for i in range(128)], |
babad5ebaf0a
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diff
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|
963 ] |
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diff
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|
964 |
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|
965 encoded = b''.join(cborutil.streamencode(source)) |
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diff
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|
966 |
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diff
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|
967 for step in range(1, 32): |
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|
968 decoder = cborutil.bufferingdecoder() |
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|
969 start = 0 |
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diff
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|
970 |
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diff
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|
971 while start < len(encoded): |
babad5ebaf0a
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parents:
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diff
changeset
|
972 decoder.decode(encoded[start:start + step]) |
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diff
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|
973 start += step |
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diff
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|
974 |
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|
975 self.assertEqual(decoder.getavailable(), [source]) |
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diff
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|
976 |
40124
b638219a23c3
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diff
changeset
|
977 def testbytearray(self): |
b638219a23c3
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parents:
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diff
changeset
|
978 source = b''.join(cborutil.streamencode(b'foobar')) |
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diff
changeset
|
979 |
b638219a23c3
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parents:
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diff
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|
980 decoder = cborutil.bufferingdecoder() |
b638219a23c3
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parents:
39413
diff
changeset
|
981 decoder.decode(bytearray(source)) |
b638219a23c3
cborutil: cast bytearray to bytes
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parents:
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diff
changeset
|
982 |
b638219a23c3
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parents:
39413
diff
changeset
|
983 self.assertEqual(decoder.getavailable(), [b'foobar']) |
b638219a23c3
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parents:
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diff
changeset
|
984 |
39411
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diff
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|
985 class DecodeallTests(TestCase): |
aeb551a3bb8a
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|
986 def testemptyinput(self): |
aeb551a3bb8a
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|
987 self.assertEqual(cborutil.decodeall(b''), []) |
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|
988 |
aeb551a3bb8a
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diff
changeset
|
989 def testpartialinput(self): |
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|
990 encoded = b''.join([ |
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|
991 b'\x82', # array of 2 elements |
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diff
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|
992 b'\x01', # integer 1 |
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diff
changeset
|
993 ]) |
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diff
changeset
|
994 |
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diff
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|
995 with self.assertRaisesRegex(cborutil.CBORDecodeError, |
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diff
changeset
|
996 'input data not complete'): |
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diff
changeset
|
997 cborutil.decodeall(encoded) |
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diff
changeset
|
998 |
37711
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parents:
diff
changeset
|
999 if __name__ == '__main__': |
65a23cc8e75b
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parents:
diff
changeset
|
1000 import silenttestrunner |
65a23cc8e75b
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parents:
diff
changeset
|
1001 silenttestrunner.main(__name__) |