Mercurial > hgrepos > Python > apps > py-cutils

annotate tests/test_walk.py @ 286:9518944ed42e

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author Franz Glasner <fzglas.hg@dom66.de>
date Sun, 23 Feb 2025 21:52:34 +0100
parents 99b78fa04bc1
children 79deb10bbe0a
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1 # -*- coding: utf-8 -*-
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2 r"""Unit tests
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3
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4 """
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5
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6 from __future__ import absolute_import, print_function
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7
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8 import os
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9 import shutil
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10 import sys
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11 import unittest
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12
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13 from _test_setup import (DATADIR, TMPDIR)
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14
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15 from cutils.util import walk
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16
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17
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18 class SurrogateEscapeTests(unittest.TestCase):
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19
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20 @unittest.skipIf(sys.version_info[0] >= 3, "Skip on Python3")
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21 def test_simple_escape(self):
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22 w = b"\xc4"
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23
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24 d = walk.WalkDirEntry.surrogate_decode(w)
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25 self.assertEqual(u"\udcc4", d)
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26
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27 @unittest.skipIf(sys.version_info[0] >= 3, "Skip on Python3")
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28 def test_no_escape_min(self):
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29 w = b"\x00"
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30
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31 d = walk.WalkDirEntry.surrogate_decode(w)
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32 self.assertEqual(u"\x00", d)
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33
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34 @unittest.skipIf(sys.version_info[0] >= 3, "Skip on Python3")
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35 def test_no_escape_max(self):
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36 w = b"\x7f"
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37
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38 d = walk.WalkDirEntry.surrogate_decode(w)
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39 self.assertEqual(u"\x7f", d)
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40
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41 @unittest.skipIf(sys.version_info[0] >= 3, "Skip on Python3")
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42 def test_escape_min(self):
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43 w = b"\x80"
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44
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45 d = walk.WalkDirEntry.surrogate_decode(w)
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46 self.assertEqual(u"\udc80", d)
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47
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48 @unittest.skipIf(sys.version_info[0] >= 3, "Skip on Python3")
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49 def test_escape_max(self):
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50 w = b"\xff"
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51
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52 d = walk.WalkDirEntry.surrogate_decode(w)
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53 self.assertEqual(u"\udcff", d)
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54
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55 @unittest.skipIf(sys.version_info[0] >= 3, "Skip on Python3")
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56 def test_complex(self):
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57 w = b"abc\xc4d\x80\x81\xffefg"
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58 d = walk.WalkDirEntry.surrogate_decode(w)
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59 self.assertEqual(u"abc\udcc4d\udc80\udc81\udcffefg", d)
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61
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62 class WalkDirEntryTests(unittest.TestCase):
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63
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64 def setUp(self):
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65 self._orig_fsencoding = walk._FSENCODING
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66 walk._FSENCODING = "ascii"
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67
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68 def tearDown(self):
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69 walk._FSENCODING = self._orig_fsencoding
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70
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71 def test_ascii(self):
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72 entry = walk.WalkDirEntry.from_path_name("tests", "_test_setup.py")
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73 self.assertEqual("_test_setup.py", entry.name)
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74 self.assertEqual("tests/_test_setup.py", entry.path)
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75 self.assertEqual(u"_test_setup.py", entry.uname)
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76 self.assertEqual(u"tests/_test_setup.py", entry.upath)
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77 self.assertEqual(b"_test_setup.py", entry.u8name)
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78 self.assertEqual(b"tests/_test_setup.py", entry.u8path)
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79 self.assertEqual(b"_test_setup.py", entry.alt_u8name)
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80 self.assertEqual(b"tests/_test_setup.py", entry.alt_u8path)
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81 self.assertEqual(b"_test_setup.py", entry.alt_fsname)
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82 self.assertEqual(b"tests/_test_setup.py", entry.alt_fspath)
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83
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84 @unittest.skipIf(sys.version_info[0] < 3, "Skip on Python2")
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85 def test_with_surrogate_escaped_name(self):
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86 # instantiate with a surrogate escaped path from PEP 383
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87 entry = walk.WalkDirEntry.from_path_name(
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88 "tests", "test-\udcc4", _do_stat=False)
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89 self.assertEqual("test-\udcc4", entry.name)
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90 self.assertEqual("tests/test-\udcc4", entry.path)
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91 self.assertEqual(b"test-\xc4", entry.fsname)
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92 self.assertEqual(b"tests/test-\xc4", entry.fspath)
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93 self.assertEqual(b"test-\xc4", entry.alt_fsname)
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94 self.assertEqual(b"tests/test-\xc4", entry.alt_fspath)
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95
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96 self.assertIsNone(entry.uname)
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97 self.assertIsNone(entry.upath)
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98 self.assertIsNone(entry.u8name)
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99 self.assertIsNone(entry.u8path)
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100
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101 self.assertEqual(b"test-\\udcc4", entry.alt_u8name)
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102 self.assertEqual(b"tests/test-\\udcc4", entry.alt_u8path)
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103
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104 @unittest.skipIf(sys.version_info[0] < 3, "Skip on Python2")
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105 def test_with_surrogate_escaped_path(self):
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106 # instantiate with a surrogate escaped path from PEP 383
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107 entry = walk.WalkDirEntry.from_path_name(
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108 "tests\udcc5", "test", _do_stat=False)
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109 self.assertEqual("test", entry.name)
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110 self.assertEqual("tests\udcc5/test", entry.path)
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111 self.assertEqual(b"test", entry.fsname)
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112 self.assertEqual(b"tests\xc5/test", entry.fspath)
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113 self.assertEqual(b"test", entry.alt_fsname)
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114 self.assertEqual(b"tests\xc5/test", entry.alt_fspath)
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115
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116 self.assertEqual("test", entry.uname)
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117 self.assertIsNone(entry.upath)
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118 self.assertEqual(b"test", entry.u8name)
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119 self.assertIsNone(entry.u8path)
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120
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121 self.assertEqual(b"test", entry.alt_u8name)
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122 self.assertEqual(b"tests\\udcc5/test", entry.alt_u8path)
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123
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124 @unittest.skipIf(sys.version_info[0] > 2, "Skip on Python3")
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125 def test_py2_with_non_fsdecodable_name(self):
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126 entry = walk.WalkDirEntry.from_path_name(
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127 b"tests", b"test-\xc4", _do_stat=False)
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128 self.assertEqual(b"test-\xc4", entry.name)
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129 self.assertEqual(b"tests/test-\xc4", entry.path)
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130 self.assertIsNone(entry.fsname)
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131 self.assertIsNone(entry.fspath)
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132 self.assertEqual(b"test-\xc4", entry.alt_fsname)
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133 self.assertEqual(b"tests/test-\xc4", entry.alt_fspath)
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134
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135 self.assertIsNone(entry.uname)
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136 self.assertIsNone(entry.upath)
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137 self.assertIsNone(entry.u8name)
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138 self.assertIsNone(entry.u8path)
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139
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140 self.assertEqual(b"test-\\udcc4", entry.alt_u8name)
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141 self.assertEqual(b"tests/test-\\udcc4", entry.alt_u8path)
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142
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143 @unittest.skipIf(sys.version_info[0] > 2, "Skip on Python3")
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144 def test_py2_with_non_fsdecodable_path(self):
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145 entry = walk.WalkDirEntry.from_path_name(
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146 b"tests\xc5", b"test", _do_stat=False)
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147 self.assertEqual(b"test", entry.name)
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148 self.assertEqual(b"tests\xc5/test", entry.path)
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149 self.assertEqual(b"test", entry.fsname)
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150 self.assertIsNone(entry.fspath)
201
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151 self.assertEqual(b"test", entry.alt_fsname)
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152 self.assertEqual(b"tests\xc5/test", entry.alt_fspath)
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153
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154 self.assertEqual(b"test", entry.uname)
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155 self.assertIsNone(entry.upath)
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156 self.assertEqual(b"test", entry.u8name)
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157 self.assertIsNone(entry.u8path)
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158
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159 self.assertEqual(b"test", entry.alt_u8name)
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160 self.assertEqual(b"tests\\udcc5/test", entry.alt_u8path)
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161
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162 @unittest.skipIf(sys.version_info[0] > 2, "Skip on Python3")
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163 def test_py2_with_non_fsencodable_unicode_name(self):
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164 entry = walk.WalkDirEntry.from_path_name(
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165 u"tests", u"test-\xc4", _do_stat=False)
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166 self.assertEqual(u"test-\xc4", entry.name)
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167 self.assertEqual(u"tests/test-\xc4", entry.path)
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168 self.assertIsNone(entry.fsname)
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169 self.assertIsNone(entry.fspath)
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170 self.assertEqual(b"test-\\xc4", entry.alt_fsname)
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171 self.assertEqual(b"tests/test-\\xc4", entry.alt_fspath)
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172
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173 self.assertEqual(u"test-\xc4", entry.uname)
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174 self.assertEqual(u"tests/test-\xc4", entry.upath)
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175 self.assertEqual(b"test-\xc3\x84", entry.u8name)
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176 self.assertEqual(b"tests/test-\xc3\x84", entry.u8path)
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177
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178 self.assertEqual(b"test-\\xc4", entry.alt_u8name)
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179 self.assertEqual(b"tests/test-\\xc4", entry.alt_u8path)
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180
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181 @unittest.skipIf(sys.version_info[0] > 2, "Skip on Python3")
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182 def test_py2_with_non_fsencodable_unicode_path(self):
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183 entry = walk.WalkDirEntry.from_path_name(
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184 u"tests\xc5", u"test", _do_stat=False)
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185 self.assertEqual(u"test", entry.name)
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186 self.assertEqual(u"tests\xc5/test", entry.path)
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187 self.assertEqual(b"test", entry.fsname)
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188 self.assertIsNone(entry.fspath)
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189 self.assertEqual(b"test", entry.alt_fsname)
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190 self.assertEqual(b"tests\\xc5/test", entry.alt_fspath)
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191
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192 self.assertEqual(u"test", entry.uname)
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193 self.assertEqual(u"tests\xc5/test", entry.upath)
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194 self.assertEqual(b"test", entry.u8name)
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195 self.assertEqual(b"tests\xc3\x85/test", entry.u8path)
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196
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197 self.assertEqual(b"test", entry.alt_u8name)
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198 self.assertEqual(b"tests\\xc5/test", entry.alt_u8path)
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199
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200
272
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201 # https://stackoverflow.com/questions/1854/how-to-identify-which-os-python-is-running-on/58071295#58071295
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202 @unittest.skipIf(
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203 os.name != "posix", "Only supported on POSIX (needs real symlinks)")
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204 class SymlinkTests(unittest.TestCase):
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205
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206 def test_symlink_to_directory(self):
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207 entry = walk.WalkDirEntry.from_path_name(
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208 DATADIR, "tree-1-s")
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209 self.assertTrue(entry.is_symlink)
273
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210 self.assertFalse(entry.is_reg)
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211 self.assertTrue(entry.is_dir)
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212 self.assertIsNotNone(entry.stat)
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213 self.assertFalse(entry.is_special)
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214
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215 def test_broken_symlink_to_directory(self):
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216 entry = walk.WalkDirEntry.from_path_name(
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217 DATADIR, "tree-nn-s")
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218 self.assertTrue(entry.is_symlink)
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219 self.assertFalse(entry.is_reg)
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220 self.assertFalse(entry.is_dir)
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221 self.assertIsNone(entry.stat)
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222 self.assertFalse(entry.is_special)
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223
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224 def test_real_directory(self):
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225 entry = walk.WalkDirEntry.from_path_name(
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226 DATADIR, "tree-1")
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227 self.assertFalse(entry.is_symlink)
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228 self.assertFalse(entry.is_reg)
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229 self.assertTrue(entry.is_dir)
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230 self.assertIsNotNone(entry.stat)
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231 self.assertFalse(entry.is_special)
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232
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233 def test_symlink_to_file(self):
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234 entry = walk.WalkDirEntry.from_path_name(
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235 os.path.join(DATADIR, "tree-1"), "file-1-1-s.txt")
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236 self.assertTrue(entry.is_symlink)
273
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237 self.assertTrue(entry.is_reg)
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238 self.assertFalse(entry.is_dir)
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239 self.assertIsNotNone(entry.stat)
274
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240 self.assertFalse(entry.is_special)
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241
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242 def test_broken_symlink_to_file(self):
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243 entry = walk.WalkDirEntry.from_path_name(
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244 os.path.join(DATADIR, "tree-1"), "file-1-nn-s.txt")
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245 self.assertTrue(entry.is_symlink)
273
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246 self.assertFalse(entry.is_reg)
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247 self.assertFalse(entry.is_dir)
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248 self.assertIsNone(entry.stat)
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249 self.assertFalse(entry.is_special)
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250
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251 def test_real_file(self):
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252 entry = walk.WalkDirEntry.from_path_name(
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253 os.path.join(DATADIR, "tree-1"), "file-1-1.txt")
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254 self.assertFalse(entry.is_symlink)
273
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255 self.assertTrue(entry.is_reg)
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256 self.assertFalse(entry.is_dir)
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257 self.assertIsNotNone(entry.stat)
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258 self.assertFalse(entry.is_special)
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259
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260 def test_real_file_via_dir_symlink(self):
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261 entry = walk.WalkDirEntry.from_path_name(
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262 os.path.join(DATADIR, "tree-1-s"), "file-1-1.txt")
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263 self.assertFalse(entry.is_symlink)
273
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264 self.assertTrue(entry.is_reg)
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265 self.assertFalse(entry.is_dir)
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266 self.assertIsNotNone(entry.stat)
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267 self.assertFalse(entry.is_special)
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268
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269
273
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270 @unittest.skipIf(not hasattr(os, "mkfifo"), "Needs os.mkfifo()")
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271 class FIFOTests(unittest.TestCase):
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272
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273 def setUp(self):
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274 if not os.path.isdir(TMPDIR):
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275 os.mkdir(TMPDIR)
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276
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277 def tearDown(self):
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278 if os.path.isdir(TMPDIR):
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279 shutil.rmtree(TMPDIR)
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280
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281 def test_real_mkfifo(self):
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282 fifopath = os.path.join(TMPDIR, "test.fifo")
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283 os.mkfifo(fifopath)
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284 entry = walk.WalkDirEntry.from_path_name(TMPDIR, "test.fifo")
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285 self.assertFalse(entry.is_symlink)
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286 self.assertFalse(entry.is_reg)
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287 self.assertFalse(entry.is_dir)
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288 self.assertIsNotNone(entry.stat)
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289 self.assertTrue(entry.is_fifo)
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290 self.assertTrue(entry.is_special)
273
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291
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292 def test_symlink_to_mkfifo(self):
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293 fifopath = os.path.join(TMPDIR, "test.fifo")
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294 fifo_s_path = os.path.join(TMPDIR, "test-s.fifo")
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295 os.mkfifo(fifopath)
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296 os.symlink(fifopath, fifo_s_path)
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297 entry = walk.WalkDirEntry.from_path_name(TMPDIR, "test-s.fifo")
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298 self.assertTrue(entry.is_symlink)
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299 self.assertFalse(entry.is_reg)
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300 self.assertFalse(entry.is_dir)
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301 self.assertIsNotNone(entry.stat)
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302 self.assertTrue(entry.is_fifo)
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303 self.assertTrue(entry.is_special)
273
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304
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305 def test_broken_symlink_to_mkfifo(self):
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306 fifopath = os.path.join(TMPDIR, "test.fifo")
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307 fifo_s_path = os.path.join(TMPDIR, "test-s.fifo")
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308 os.mkfifo(fifopath)
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309 os.symlink(fifopath, fifo_s_path)
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310 os.unlink(fifopath)
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311 entry = walk.WalkDirEntry.from_path_name(TMPDIR, "test-s.fifo")
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312 self.assertTrue(entry.is_symlink)
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313 self.assertFalse(entry.is_reg)
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314 self.assertFalse(entry.is_dir)
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315 self.assertIsNone(entry.stat)
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316 self.assertFalse(entry.is_fifo)
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317 self.assertFalse(entry.is_special)
273
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318
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319
201
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320 if __name__ == "__main__":
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321 sys.exit(unittest.main())