Mercurial > hgrepos > Python > apps > py-cutils

annotate tests/test_walk.py @ 372:bfe1160fbfd3

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treesum: Make ERROR outputs more consistent: use native paths where possible
author Franz Glasner <fzglas.hg@dom66.de>
date Sun, 13 Apr 2025 14:15:33 +0200
parents a766264ff5bb
children 9cba56c87946
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1 # -*- coding: utf-8 -*-
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2 # :-
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3 # SPDX-FileCopyrightText: © 2025 Franz Glasner
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4 # SPDX-License-Identifier: BSD-3-Clause
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5 # :-
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6 r"""Unit tests
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7
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8 """
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9
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10 from __future__ import absolute_import, print_function
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11
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12 import os
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13 import shutil
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14 import sys
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15 import unittest
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16
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17 from _test_setup import (DATADIR, TMPDIR)
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18
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19 from cutils.util import walk
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20
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21
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22 class SurrogateEscapeTests(unittest.TestCase):
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23
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24 @unittest.skipIf(sys.version_info[0] >= 3, "Skip on Python3")
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25 def test_simple_escape(self):
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26 w = b"\xc4"
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27
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28 d = walk.WalkDirEntry.surrogate_decode(w)
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29 self.assertEqual(u"\udcc4", d)
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30
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31 @unittest.skipIf(sys.version_info[0] >= 3, "Skip on Python3")
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32 def test_no_escape_min(self):
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33 w = b"\x00"
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34
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35 d = walk.WalkDirEntry.surrogate_decode(w)
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36 self.assertEqual(u"\x00", d)
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37
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38 @unittest.skipIf(sys.version_info[0] >= 3, "Skip on Python3")
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39 def test_no_escape_max(self):
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40 w = b"\x7f"
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41
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42 d = walk.WalkDirEntry.surrogate_decode(w)
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43 self.assertEqual(u"\x7f", d)
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44
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45 @unittest.skipIf(sys.version_info[0] >= 3, "Skip on Python3")
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46 def test_escape_min(self):
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47 w = b"\x80"
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48
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49 d = walk.WalkDirEntry.surrogate_decode(w)
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50 self.assertEqual(u"\udc80", d)
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51
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52 @unittest.skipIf(sys.version_info[0] >= 3, "Skip on Python3")
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53 def test_escape_max(self):
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54 w = b"\xff"
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55
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56 d = walk.WalkDirEntry.surrogate_decode(w)
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57 self.assertEqual(u"\udcff", d)
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58
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59 @unittest.skipIf(sys.version_info[0] >= 3, "Skip on Python3")
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60 def test_complex(self):
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61 w = b"abc\xc4d\x80\x81\xffefg"
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62 d = walk.WalkDirEntry.surrogate_decode(w)
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63 self.assertEqual(u"abc\udcc4d\udc80\udc81\udcffefg", d)
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65
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66 class WalkDirEntryTests(unittest.TestCase):
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67
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68 def setUp(self):
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69 self._orig_fsencoding = walk._FSENCODING
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70 walk._FSENCODING = "ascii"
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71
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72 def tearDown(self):
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73 walk._FSENCODING = self._orig_fsencoding
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74
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75 def test_ascii(self):
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76 entry = walk.WalkDirEntry.from_path_name("tests", "_test_setup.py")
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77 self.assertEqual("_test_setup.py", entry.name)
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78 self.assertEqual("tests/_test_setup.py", entry.path)
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79 self.assertEqual(u"_test_setup.py", entry.uname)
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80 self.assertEqual(u"tests/_test_setup.py", entry.upath)
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81 self.assertEqual(b"_test_setup.py", entry.u8name)
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82 self.assertEqual(b"tests/_test_setup.py", entry.u8path)
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83 self.assertEqual(b"_test_setup.py", entry.alt_u8name)
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84 self.assertEqual(b"tests/_test_setup.py", entry.alt_u8path)
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85 self.assertEqual(b"_test_setup.py", entry.alt_fsname)
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86 self.assertEqual(b"tests/_test_setup.py", entry.alt_fspath)
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87
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88 @unittest.skipIf(sys.version_info[0] < 3, "Skip on Python2")
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89 def test_with_surrogate_escaped_name(self):
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90 # instantiate with a surrogate escaped path from PEP 383
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91 entry = walk.WalkDirEntry.from_path_name(
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92 "tests", "test-\udcc4", _do_stat=False)
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93 self.assertEqual("test-\udcc4", entry.name)
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94 self.assertEqual("tests/test-\udcc4", entry.path)
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95 self.assertEqual(b"test-\xc4", entry.fsname)
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96 self.assertEqual(b"tests/test-\xc4", entry.fspath)
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97 self.assertEqual(b"test-\xc4", entry.alt_fsname)
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98 self.assertEqual(b"tests/test-\xc4", entry.alt_fspath)
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99
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100 self.assertIsNone(entry.uname)
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101 self.assertIsNone(entry.upath)
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102 self.assertIsNone(entry.u8name)
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103 self.assertIsNone(entry.u8path)
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104
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105 self.assertEqual(b"test-\\udcc4", entry.alt_u8name)
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106 self.assertEqual(b"tests/test-\\udcc4", entry.alt_u8path)
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107
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108 @unittest.skipIf(sys.version_info[0] < 3, "Skip on Python2")
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109 def test_with_surrogate_escaped_path(self):
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110 # instantiate with a surrogate escaped path from PEP 383
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111 entry = walk.WalkDirEntry.from_path_name(
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112 "tests\udcc5", "test", _do_stat=False)
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113 self.assertEqual("test", entry.name)
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114 self.assertEqual("tests\udcc5/test", entry.path)
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115 self.assertEqual(b"test", entry.fsname)
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116 self.assertEqual(b"tests\xc5/test", entry.fspath)
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117 self.assertEqual(b"test", entry.alt_fsname)
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118 self.assertEqual(b"tests\xc5/test", entry.alt_fspath)
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119
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120 self.assertEqual("test", entry.uname)
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121 self.assertIsNone(entry.upath)
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122 self.assertEqual(b"test", entry.u8name)
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123 self.assertIsNone(entry.u8path)
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124
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125 self.assertEqual(b"test", entry.alt_u8name)
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126 self.assertEqual(b"tests\\udcc5/test", entry.alt_u8path)
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127
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128 @unittest.skipIf(sys.version_info[0] > 2, "Skip on Python3")
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129 def test_py2_with_non_fsdecodable_name(self):
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130 entry = walk.WalkDirEntry.from_path_name(
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131 b"tests", b"test-\xc4", _do_stat=False)
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132 self.assertEqual(b"test-\xc4", entry.name)
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133 self.assertEqual(b"tests/test-\xc4", entry.path)
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134 self.assertIsNone(entry.fsname)
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135 self.assertIsNone(entry.fspath)
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136 self.assertEqual(b"test-\xc4", entry.alt_fsname)
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137 self.assertEqual(b"tests/test-\xc4", entry.alt_fspath)
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138
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139 self.assertIsNone(entry.uname)
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140 self.assertIsNone(entry.upath)
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141 self.assertIsNone(entry.u8name)
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142 self.assertIsNone(entry.u8path)
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143
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144 self.assertEqual(b"test-\\udcc4", entry.alt_u8name)
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145 self.assertEqual(b"tests/test-\\udcc4", entry.alt_u8path)
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146
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147 @unittest.skipIf(sys.version_info[0] > 2, "Skip on Python3")
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148 def test_py2_with_non_fsdecodable_path(self):
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149 entry = walk.WalkDirEntry.from_path_name(
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150 b"tests\xc5", b"test", _do_stat=False)
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151 self.assertEqual(b"test", entry.name)
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152 self.assertEqual(b"tests\xc5/test", entry.path)
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153 self.assertEqual(b"test", entry.fsname)
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154 self.assertIsNone(entry.fspath)
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155 self.assertEqual(b"test", entry.alt_fsname)
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156 self.assertEqual(b"tests\xc5/test", entry.alt_fspath)
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157
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158 self.assertEqual(b"test", entry.uname)
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159 self.assertIsNone(entry.upath)
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160 self.assertEqual(b"test", entry.u8name)
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161 self.assertIsNone(entry.u8path)
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162
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163 self.assertEqual(b"test", entry.alt_u8name)
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164 self.assertEqual(b"tests\\udcc5/test", entry.alt_u8path)
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165
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166 @unittest.skipIf(sys.version_info[0] > 2, "Skip on Python3")
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167 def test_py2_with_non_fsencodable_unicode_name(self):
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168 entry = walk.WalkDirEntry.from_path_name(
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169 u"tests", u"test-\xc4", _do_stat=False)
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170 self.assertEqual(u"test-\xc4", entry.name)
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171 self.assertEqual(u"tests/test-\xc4", entry.path)
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172 self.assertIsNone(entry.fsname)
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173 self.assertIsNone(entry.fspath)
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174 self.assertEqual(b"test-\\xc4", entry.alt_fsname)
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175 self.assertEqual(b"tests/test-\\xc4", entry.alt_fspath)
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176
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177 self.assertEqual(u"test-\xc4", entry.uname)
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178 self.assertEqual(u"tests/test-\xc4", entry.upath)
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179 self.assertEqual(b"test-\xc3\x84", entry.u8name)
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180 self.assertEqual(b"tests/test-\xc3\x84", entry.u8path)
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181
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182 self.assertEqual(b"test-\\xc4", entry.alt_u8name)
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183 self.assertEqual(b"tests/test-\\xc4", entry.alt_u8path)
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184
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185 @unittest.skipIf(sys.version_info[0] > 2, "Skip on Python3")
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186 def test_py2_with_non_fsencodable_unicode_path(self):
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187 entry = walk.WalkDirEntry.from_path_name(
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188 u"tests\xc5", u"test", _do_stat=False)
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189 self.assertEqual(u"test", entry.name)
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190 self.assertEqual(u"tests\xc5/test", entry.path)
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191 self.assertEqual(b"test", entry.fsname)
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192 self.assertIsNone(entry.fspath)
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193 self.assertEqual(b"test", entry.alt_fsname)
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194 self.assertEqual(b"tests\\xc5/test", entry.alt_fspath)
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195
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196 self.assertEqual(u"test", entry.uname)
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197 self.assertEqual(u"tests\xc5/test", entry.upath)
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198 self.assertEqual(b"test", entry.u8name)
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199 self.assertEqual(b"tests\xc3\x85/test", entry.u8path)
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200
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201 self.assertEqual(b"test", entry.alt_u8name)
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202 self.assertEqual(b"tests\\xc5/test", entry.alt_u8path)
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203
289
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204 def test_special_chars_name(self):
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205 entry = walk.WalkDirEntry.from_path_name(
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206 "testdir", "test\r-\n-\\rest", _do_stat=False)
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207 self.assertEqual(u"test\r-\n-\\rest", entry.uname)
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208 self.assertIsNone(entry.fsname)
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209 self.assertIsNone(entry.u8name)
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210 self.assertEqual(b"test\\x0d-\\x0a-\\\\rest", entry.alt_fsname)
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211 self.assertEqual(b"test\\x0d-\\x0a-\\\\rest", entry.alt_u8name)
289
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212
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213 def test_special_chars_path(self):
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214 entry = walk.WalkDirEntry.from_path_name(
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215 "testdir-\r-\n-rest", "testfile", _do_stat=False)
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216 self.assertEqual(u"testdir-\r-\n-rest/testfile", entry.upath)
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217 self.assertIsNone(entry.fspath)
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218 self.assertIsNone(entry.u8path)
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219 self.assertEqual(b"testdir-\\x0d-\\x0a-rest/testfile",
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220 entry.alt_fspath)
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221 self.assertEqual(b"testdir-\\x0d-\\x0a-rest/testfile",
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222 entry.alt_u8path)
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223
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224 def test_special_chars_fullpath(self):
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225 entry = walk.WalkDirEntry.from_path_name(
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226 "testdir-\r-\n-rest", "test-\n-\r-file", _do_stat=False)
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227 self.assertEqual(u"testdir-\r-\n-rest/test-\n-\r-file", entry.upath)
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228 self.assertIsNone(entry.fspath)
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229 self.assertIsNone(entry.u8path)
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230 self.assertEqual(b"testdir-\\x0d-\\x0a-rest/test-\\x0a-\\x0d-file",
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231 entry.alt_fspath)
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232 self.assertEqual(b"testdir-\\x0d-\\x0a-rest/test-\\x0a-\\x0d-file",
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233 entry.alt_u8path)
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234
201
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235
272
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236 # https://stackoverflow.com/questions/1854/how-to-identify-which-os-python-is-running-on/58071295#58071295
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237 @unittest.skipIf(
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238 os.name != "posix", "Only supported on POSIX (needs real symlinks)")
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239 class SymlinkTests(unittest.TestCase):
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240
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241 def test_symlink_to_directory(self):
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242 entry = walk.WalkDirEntry.from_path_name(
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243 DATADIR, "tree-1-s")
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244 self.assertTrue(entry.is_symlink)
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245 self.assertFalse(entry.is_reg)
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246 self.assertTrue(entry.is_dir)
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247 self.assertIsNotNone(entry.stat)
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248 self.assertFalse(entry.is_special)
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249
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250 def test_broken_symlink_to_directory(self):
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251 entry = walk.WalkDirEntry.from_path_name(
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252 DATADIR, "tree-nn-s")
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253 self.assertTrue(entry.is_symlink)
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254 self.assertFalse(entry.is_reg)
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255 self.assertFalse(entry.is_dir)
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256 self.assertIsNone(entry.stat)
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257 self.assertFalse(entry.is_special)
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258
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259 def test_real_directory(self):
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260 entry = walk.WalkDirEntry.from_path_name(
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261 DATADIR, "tree-1")
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262 self.assertFalse(entry.is_symlink)
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263 self.assertFalse(entry.is_reg)
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264 self.assertTrue(entry.is_dir)
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265 self.assertIsNotNone(entry.stat)
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266 self.assertFalse(entry.is_special)
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267
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268 def test_symlink_to_file(self):
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269 entry = walk.WalkDirEntry.from_path_name(
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270 os.path.join(DATADIR, "tree-1"), "file-1-1-s.txt")
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271 self.assertTrue(entry.is_symlink)
273
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272 self.assertTrue(entry.is_reg)
272
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273 self.assertFalse(entry.is_dir)
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274 self.assertIsNotNone(entry.stat)
274
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275 self.assertFalse(entry.is_special)
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276
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277 def test_broken_symlink_to_file(self):
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278 entry = walk.WalkDirEntry.from_path_name(
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279 os.path.join(DATADIR, "tree-1"), "file-1-nn-s.txt")
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280 self.assertTrue(entry.is_symlink)
273
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281 self.assertFalse(entry.is_reg)
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282 self.assertFalse(entry.is_dir)
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283 self.assertIsNone(entry.stat)
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284 self.assertFalse(entry.is_special)
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285
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286 def test_real_file(self):
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287 entry = walk.WalkDirEntry.from_path_name(
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288 os.path.join(DATADIR, "tree-1"), "file-1-1.txt")
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289 self.assertFalse(entry.is_symlink)
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290 self.assertTrue(entry.is_reg)
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291 self.assertFalse(entry.is_dir)
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292 self.assertIsNotNone(entry.stat)
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293 self.assertFalse(entry.is_special)
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294
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295 def test_real_file_via_dir_symlink(self):
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296 entry = walk.WalkDirEntry.from_path_name(
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297 os.path.join(DATADIR, "tree-1-s"), "file-1-1.txt")
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298 self.assertFalse(entry.is_symlink)
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299 self.assertTrue(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.assertFalse(entry.is_special)
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303
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304
273
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305 @unittest.skipIf(not hasattr(os, "mkfifo"), "Needs os.mkfifo()")
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306 class FIFOTests(unittest.TestCase):
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307
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308 def setUp(self):
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309 if not os.path.isdir(TMPDIR):
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310 os.mkdir(TMPDIR)
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311
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312 def tearDown(self):
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313 if os.path.isdir(TMPDIR):
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314 shutil.rmtree(TMPDIR)
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315
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316 def test_real_mkfifo(self):
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317 fifopath = os.path.join(TMPDIR, "test.fifo")
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318 os.mkfifo(fifopath)
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319 entry = walk.WalkDirEntry.from_path_name(TMPDIR, "test.fifo")
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320 self.assertFalse(entry.is_symlink)
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321 self.assertFalse(entry.is_reg)
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322 self.assertFalse(entry.is_dir)
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323 self.assertIsNotNone(entry.stat)
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324 self.assertTrue(entry.is_fifo)
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325 self.assertTrue(entry.is_special)
273
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326
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327 def test_symlink_to_mkfifo(self):
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328 fifopath = os.path.join(TMPDIR, "test.fifo")
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329 fifo_s_path = os.path.join(TMPDIR, "test-s.fifo")
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330 os.mkfifo(fifopath)
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331 os.symlink(fifopath, fifo_s_path)
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332 entry = walk.WalkDirEntry.from_path_name(TMPDIR, "test-s.fifo")
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333 self.assertTrue(entry.is_symlink)
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334 self.assertFalse(entry.is_reg)
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335 self.assertFalse(entry.is_dir)
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336 self.assertIsNotNone(entry.stat)
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337 self.assertTrue(entry.is_fifo)
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338 self.assertTrue(entry.is_special)
273
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339
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340 def test_broken_symlink_to_mkfifo(self):
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341 fifopath = os.path.join(TMPDIR, "test.fifo")
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342 fifo_s_path = os.path.join(TMPDIR, "test-s.fifo")
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343 os.mkfifo(fifopath)
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344 os.symlink(fifopath, fifo_s_path)
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345 os.unlink(fifopath)
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346 entry = walk.WalkDirEntry.from_path_name(TMPDIR, "test-s.fifo")
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347 self.assertTrue(entry.is_symlink)
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348 self.assertFalse(entry.is_reg)
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349 self.assertFalse(entry.is_dir)
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350 self.assertIsNone(entry.stat)
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351 self.assertFalse(entry.is_fifo)
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352 self.assertFalse(entry.is_special)
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353
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354
201
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355 if __name__ == "__main__":
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356 sys.exit(unittest.main())