Mercurial > hgrepos > Python > apps > py-cutils

annotate tests/test_match.py @ 357:7f797d71bd5e

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Add SPDX license tags to unittest scripts
author Franz Glasner <fzglas.hg@dom66.de>
date Wed, 02 Apr 2025 14:05:03 +0200
parents 285ee01dbb39
children
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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 for :mod:`cutils.util.glob`
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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 _test_setup # noqa: F401 imported but unused
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13
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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 cutils.util import PY2
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18 from cutils.util.glob import CharIter, glob_to_regexp
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19
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20
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21 class TestCharIter(unittest.TestCase):
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22
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23 def test_transitive_iter(self):
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24 it = CharIter("1234")
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25 self.assertIs(iter(it), it)
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26
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27 def test_native_str(self):
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28 it = CharIter("1234")
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29 chars = []
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30 for c in it:
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31 chars.append(c)
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32 self.assertEqual("1234", "".join(chars))
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33
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34 def test_unicode_str(self):
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35 it = CharIter(u"1234")
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36 chars = []
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37 for c in it:
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38 chars.append(c)
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39 self.assertEqual(u"1234", "".join(chars))
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40
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41 def test_byte_str(self):
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42 it = CharIter(b"1234")
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43 chars = []
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44 for c in it:
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45 chars.append(c)
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46 self.assertEqual(b"1234", b"".join(chars))
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47
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48 def test_peek_exhausted(self):
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49 it = CharIter("1234")
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50 for _ in it:
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51 pass
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52 self.assertIsNone(it.peek())
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53
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54 def test_peek_first(self):
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55 it = CharIter("1234")
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56 self.assertEqual("1", it.peek())
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57 chars = "".join(it)
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58 self.assertEqual("1234", chars)
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59 self.assertIsNone(it.peek())
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60
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61 def test_peek_from_second(self):
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62 it = CharIter("1234")
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63 self.assertEqual("1", it.peek())
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64 self.assertEqual("1", next(it))
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65 self.assertEqual("2", it.peek())
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66 chars = "".join(it)
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67 self.assertEqual("234", chars)
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68 self.assertIsNone(it.peek())
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69
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70 def test_peek_from_second_with_bytes(self):
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71 it = CharIter(b"1234")
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72 self.assertEqual(b"1", it.peek())
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73 self.assertEqual(b"1", next(it))
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74 self.assertEqual(b"2", it.peek())
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75 self.assertEqual(b"2", it.peek()) # a second peek is idempotent
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76 chars = b"".join(it)
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77 self.assertEqual(b"234", chars)
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78 self.assertIsNone(it.peek())
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79
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80
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81 class TestGlobToRegexp(unittest.TestCase):
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82
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83 def test_empty(self):
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84 self.assertEqual("", glob_to_regexp(""))
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85
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86 def test_question_mark(self):
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87 self.assertEqual(".", glob_to_regexp("?"))
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88
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89 def test_single_star(self):
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90 self.assertEqual("[^/]*", glob_to_regexp("*"))
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91
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92 def test_double_star(self):
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93 self.assertEqual(".*", glob_to_regexp("**"))
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94
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95 def test_double_star_slash(self):
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96 self.assertEqual("(?:.*/)?", glob_to_regexp("**/"))
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97
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98 def test_double_star_in_between(self):
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99 if PY2:
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100 # Python 2 escapes all alnum characters in re.escape()
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101 self.assertEqual("part1\\/(?:.*/)?part2",
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102 glob_to_regexp("part1/**/part2"))
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103 else:
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104
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105 self.assertEqual("part1/(?:.*/)?part2",
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106 glob_to_regexp("part1/**/part2"))
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107
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108 def test_double_start_in_between2(self):
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109 if PY2:
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110 # Python 2 escapes all alnum characters in re.escape()
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111 self.assertEqual("part1\\/.*\\.py", glob_to_regexp("part1/**.py"))
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112 else:
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113 self.assertEqual("part1/.*\\.py", glob_to_regexp("part1/**.py"))
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114
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115 def test_bracket_simple(self):
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116 self.assertEqual("[abc]", glob_to_regexp("[abc]"))
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117
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118 def test_bracket_simple_range(self):
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119 self.assertEqual("[a-c]", glob_to_regexp("[a-c]"))
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120
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121 def test_bracket_with_special_chars(self):
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122 self.assertEqual("[x*?!^]", glob_to_regexp("[x*?!^]"))
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123
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124 def test_bracket_simple_range_with_escape(self):
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125 self.assertEqual("[\\\\-c]", glob_to_regexp("[\\-c]"))
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126
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127 def test_bracket_not_closed(self):
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128 self.assertEqual("\\[a", glob_to_regexp("[a"))
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129
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130 def test_bracket_not_closed_escapes(self):
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131 self.assertEqual("\\[a\\*\\?", glob_to_regexp("[a*?"))
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132
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133 def test_bracket_with_dash_as_first_character(self):
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134 self.assertEqual("[\\-a]", glob_to_regexp("[-a]"))
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135
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136 def test_bracket_with_dash_as_last_character(self):
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137 self.assertEqual("[a\\-]", glob_to_regexp("[a-]"))
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138
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139 def test_bracket_with_closing_bracket(self):
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140 self.assertEqual("[\\]a]", glob_to_regexp("[]a]"))
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141
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142 def test_bracket_with_caret_as_first_character(self):
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143 self.assertEqual("[\\^a]", glob_to_regexp("[^a]"))
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144
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145 def test_bracket_negating_with_dash_as_first_character(self):
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146 self.assertEqual("[^\\-a]", glob_to_regexp("[!-a]"))
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147
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148 def test_bracket_negating_with_dash_as_last_character(self):
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149 self.assertEqual("[^a\\-]", glob_to_regexp("[!a-]"))
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150
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151 def test_bracket_negating_with_closing_bracket(self):
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152 self.assertEqual("[^\\]a]", glob_to_regexp("[!]a]"))
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153
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154 def test_bracket_negating_with_caret_as_first_character(self):
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155 self.assertEqual("[^^a]", glob_to_regexp("[!^a]"))
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156
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157 def test_simple_escapes(self):
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158 for c in "\\()[]{}*.?":
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159 self.assertEqual("\\"+c, glob_to_regexp("\\"+c))
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160
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161 def test_simple_escapes_last_backslash(self):
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162 self.assertEqual("\\\\", glob_to_regexp("\\"))
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163
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164 def test_auto_escapes(self):
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165 for c in "*.?":
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166 self.assertEqual("\\"+c, glob_to_regexp("\\"+c))
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167
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168 def test_group_simple(self):
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169 self.assertEqual("(?:abc|def)", glob_to_regexp("{abc,def}"))
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170
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171 def test_group_complex_nested(self):
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172 self.assertEqual("(?:abc|(?:[ABQ-Z]|[^A][^/]*))",
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173 glob_to_regexp("{abc,{[ABQ-Z],[!A]*}}"))
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174
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175
296
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176 if __name__ == "__main__":
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177 sys.exit(unittest.main())