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@@ -1,438 +1,439 b'' | |||
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1 | 1 | # encoding: utf-8 |
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2 | 2 | """ |
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3 | 3 | Utilities for path handling. |
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4 | 4 | """ |
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5 | 5 | |
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6 | 6 | # Copyright (c) IPython Development Team. |
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7 | 7 | # Distributed under the terms of the Modified BSD License. |
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8 | 8 | |
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9 | 9 | import os |
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10 | 10 | import sys |
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11 | 11 | import errno |
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12 | 12 | import shutil |
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13 | 13 | import random |
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14 | 14 | import glob |
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15 | 15 | from warnings import warn |
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16 | 16 | |
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17 | 17 | from IPython.utils.process import system |
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18 | 18 | from IPython.utils import py3compat |
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19 | 19 | from IPython.utils.decorators import undoc |
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20 | 20 | |
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21 | 21 | #----------------------------------------------------------------------------- |
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22 | 22 | # Code |
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23 | 23 | #----------------------------------------------------------------------------- |
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24 | 24 | |
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25 | 25 | fs_encoding = sys.getfilesystemencoding() |
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26 | 26 | |
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27 | 27 | def _writable_dir(path): |
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28 | 28 | """Whether `path` is a directory, to which the user has write access.""" |
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29 | 29 | return os.path.isdir(path) and os.access(path, os.W_OK) |
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30 | 30 | |
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31 | 31 | if sys.platform == 'win32': |
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32 | 32 | def _get_long_path_name(path): |
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33 | 33 | """Get a long path name (expand ~) on Windows using ctypes. |
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34 | 34 | |
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35 | 35 | Examples |
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36 | 36 | -------- |
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37 | 37 | |
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38 | 38 | >>> get_long_path_name('c:\\docume~1') |
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39 | 39 | 'c:\\\\Documents and Settings' |
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40 | 40 | |
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41 | 41 | """ |
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42 | 42 | try: |
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43 | 43 | import ctypes |
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44 | 44 | except ImportError: |
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45 | 45 | raise ImportError('you need to have ctypes installed for this to work') |
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46 | 46 | _GetLongPathName = ctypes.windll.kernel32.GetLongPathNameW |
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47 | 47 | _GetLongPathName.argtypes = [ctypes.c_wchar_p, ctypes.c_wchar_p, |
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48 | 48 | ctypes.c_uint ] |
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49 | 49 | |
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50 | 50 | buf = ctypes.create_unicode_buffer(260) |
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51 | 51 | rv = _GetLongPathName(path, buf, 260) |
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52 | 52 | if rv == 0 or rv > 260: |
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53 | 53 | return path |
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54 | 54 | else: |
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55 | 55 | return buf.value |
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56 | 56 | else: |
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57 | 57 | def _get_long_path_name(path): |
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58 | 58 | """Dummy no-op.""" |
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59 | 59 | return path |
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60 | 60 | |
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61 | 61 | |
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62 | 62 | |
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63 | 63 | def get_long_path_name(path): |
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64 | 64 | """Expand a path into its long form. |
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65 | 65 | |
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66 | 66 | On Windows this expands any ~ in the paths. On other platforms, it is |
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67 | 67 | a null operation. |
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68 | 68 | """ |
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69 | 69 | return _get_long_path_name(path) |
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70 | 70 | |
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71 | 71 | |
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72 | 72 | def unquote_filename(name, win32=(sys.platform=='win32')): |
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73 | 73 | """ On Windows, remove leading and trailing quotes from filenames. |
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74 | 74 | |
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75 | 75 | This function has been deprecated and should not be used any more: |
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76 | 76 | unquoting is now taken care of by :func:`IPython.utils.process.arg_split`. |
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77 | 77 | """ |
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78 | 78 | warn("'unquote_filename' is deprecated since IPython 5.0 and should not " |
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79 | 79 | "be used anymore", DeprecationWarning, stacklevel=2) |
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80 | 80 | if win32: |
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81 | 81 | if name.startswith(("'", '"')) and name.endswith(("'", '"')): |
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82 | 82 | name = name[1:-1] |
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83 | 83 | return name |
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84 | 84 | |
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85 | 85 | |
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86 | 86 | def compress_user(path): |
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87 | 87 | """Reverse of :func:`os.path.expanduser` |
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88 | 88 | """ |
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89 | 89 | home = os.path.expanduser('~') |
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90 | 90 | if path.startswith(home): |
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91 | 91 | path = "~" + path[len(home):] |
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92 | 92 | return path |
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93 | 93 | |
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94 | 94 | def get_py_filename(name, force_win32=None): |
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95 | 95 | """Return a valid python filename in the current directory. |
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96 | 96 | |
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97 | 97 | If the given name is not a file, it adds '.py' and searches again. |
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98 | 98 | Raises IOError with an informative message if the file isn't found. |
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99 | 99 | """ |
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100 | 100 | |
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101 | 101 | name = os.path.expanduser(name) |
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102 | 102 | if force_win32 is not None: |
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103 | 103 | warn("The 'force_win32' argument to 'get_py_filename' is deprecated " |
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104 | 104 | "since IPython 5.0 and should not be used anymore", |
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105 | 105 | DeprecationWarning, stacklevel=2) |
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106 | 106 | if not os.path.isfile(name) and not name.endswith('.py'): |
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107 | 107 | name += '.py' |
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108 | 108 | if os.path.isfile(name): |
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109 | 109 | return name |
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110 | 110 | else: |
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111 | 111 | raise IOError('File `%r` not found.' % name) |
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112 | 112 | |
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113 | 113 | |
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114 | 114 | def filefind(filename, path_dirs=None): |
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115 | 115 | """Find a file by looking through a sequence of paths. |
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116 | 116 | |
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117 | 117 | This iterates through a sequence of paths looking for a file and returns |
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118 | 118 | the full, absolute path of the first occurrence of the file. If no set of |
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119 | 119 | path dirs is given, the filename is tested as is, after running through |
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120 | 120 | :func:`expandvars` and :func:`expanduser`. Thus a simple call:: |
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121 | 121 | |
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122 | 122 | filefind('myfile.txt') |
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123 | 123 | |
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124 | 124 | will find the file in the current working dir, but:: |
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125 | 125 | |
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126 | 126 | filefind('~/myfile.txt') |
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127 | 127 | |
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128 | 128 | Will find the file in the users home directory. This function does not |
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129 | 129 | automatically try any paths, such as the cwd or the user's home directory. |
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130 | 130 | |
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131 | 131 | Parameters |
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132 | 132 | ---------- |
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133 | 133 | filename : str |
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134 | 134 | The filename to look for. |
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135 | 135 | path_dirs : str, None or sequence of str |
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136 | 136 | The sequence of paths to look for the file in. If None, the filename |
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137 | 137 | need to be absolute or be in the cwd. If a string, the string is |
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138 | 138 | put into a sequence and the searched. If a sequence, walk through |
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139 | 139 | each element and join with ``filename``, calling :func:`expandvars` |
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140 | 140 | and :func:`expanduser` before testing for existence. |
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141 | 141 | |
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142 | 142 | Returns |
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143 | 143 | ------- |
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144 | 144 | Raises :exc:`IOError` or returns absolute path to file. |
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145 | 145 | """ |
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146 | 146 | |
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147 | 147 | # If paths are quoted, abspath gets confused, strip them... |
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148 | 148 | filename = filename.strip('"').strip("'") |
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149 | 149 | # If the input is an absolute path, just check it exists |
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150 | 150 | if os.path.isabs(filename) and os.path.isfile(filename): |
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151 | 151 | return filename |
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152 | 152 | |
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153 | 153 | if path_dirs is None: |
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154 | 154 | path_dirs = ("",) |
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155 | 155 | elif isinstance(path_dirs, str): |
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156 | 156 | path_dirs = (path_dirs,) |
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157 | 157 | |
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158 | 158 | for path in path_dirs: |
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159 | 159 | if path == '.': path = os.getcwd() |
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160 | 160 | testname = expand_path(os.path.join(path, filename)) |
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161 | 161 | if os.path.isfile(testname): |
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162 | 162 | return os.path.abspath(testname) |
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163 | 163 | |
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164 | 164 | raise IOError("File %r does not exist in any of the search paths: %r" % |
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165 | 165 | (filename, path_dirs) ) |
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166 | 166 | |
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167 | 167 | |
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168 | 168 | class HomeDirError(Exception): |
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169 | 169 | pass |
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170 | 170 | |
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171 | 171 | |
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172 | 172 | def get_home_dir(require_writable=False): |
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173 | 173 | """Return the 'home' directory, as a unicode string. |
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174 | 174 | |
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175 | 175 | Uses os.path.expanduser('~'), and checks for writability. |
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176 | 176 | |
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177 | 177 | See stdlib docs for how this is determined. |
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178 | $HOME is first priority on *ALL* platforms. | |
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178 | For Python <3.8, $HOME is first priority on *ALL* platforms. | |
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179 | For Python >=3.8 on Windows, %HOME% is no longer considered. | |
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179 | 180 | |
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180 | 181 | Parameters |
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181 | 182 | ---------- |
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182 | 183 | |
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183 | 184 | require_writable : bool [default: False] |
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184 | 185 | if True: |
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185 | 186 | guarantees the return value is a writable directory, otherwise |
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186 | 187 | raises HomeDirError |
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187 | 188 | if False: |
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188 | 189 | The path is resolved, but it is not guaranteed to exist or be writable. |
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189 | 190 | """ |
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190 | 191 | |
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191 | 192 | homedir = os.path.expanduser('~') |
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192 | 193 | # Next line will make things work even when /home/ is a symlink to |
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193 | 194 | # /usr/home as it is on FreeBSD, for example |
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194 | 195 | homedir = os.path.realpath(homedir) |
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195 | 196 | |
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196 | 197 | if not _writable_dir(homedir) and os.name == 'nt': |
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197 | 198 | # expanduser failed, use the registry to get the 'My Documents' folder. |
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198 | 199 | try: |
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199 | 200 | try: |
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200 | 201 | import winreg as wreg # Py 3 |
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201 | 202 | except ImportError: |
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202 | 203 | import _winreg as wreg # Py 2 |
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203 | 204 | key = wreg.OpenKey( |
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204 | 205 | wreg.HKEY_CURRENT_USER, |
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205 | 206 | r"Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders" |
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206 | 207 | ) |
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207 | 208 | homedir = wreg.QueryValueEx(key,'Personal')[0] |
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208 | 209 | key.Close() |
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209 | 210 | except: |
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210 | 211 | pass |
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211 | 212 | |
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212 | 213 | if (not require_writable) or _writable_dir(homedir): |
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213 | 214 | return py3compat.cast_unicode(homedir, fs_encoding) |
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214 | 215 | else: |
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215 | 216 | raise HomeDirError('%s is not a writable dir, ' |
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216 | 217 | 'set $HOME environment variable to override' % homedir) |
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217 | 218 | |
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218 | 219 | def get_xdg_dir(): |
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219 | 220 | """Return the XDG_CONFIG_HOME, if it is defined and exists, else None. |
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220 | 221 | |
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221 | 222 | This is only for non-OS X posix (Linux,Unix,etc.) systems. |
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222 | 223 | """ |
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223 | 224 | |
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224 | 225 | env = os.environ |
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225 | 226 | |
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226 | 227 | if os.name == 'posix' and sys.platform != 'darwin': |
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227 | 228 | # Linux, Unix, AIX, etc. |
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228 | 229 | # use ~/.config if empty OR not set |
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229 | 230 | xdg = env.get("XDG_CONFIG_HOME", None) or os.path.join(get_home_dir(), '.config') |
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230 | 231 | if xdg and _writable_dir(xdg): |
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231 | 232 | return py3compat.cast_unicode(xdg, fs_encoding) |
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232 | 233 | |
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233 | 234 | return None |
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234 | 235 | |
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235 | 236 | |
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236 | 237 | def get_xdg_cache_dir(): |
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237 | 238 | """Return the XDG_CACHE_HOME, if it is defined and exists, else None. |
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238 | 239 | |
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239 | 240 | This is only for non-OS X posix (Linux,Unix,etc.) systems. |
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240 | 241 | """ |
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241 | 242 | |
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242 | 243 | env = os.environ |
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243 | 244 | |
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244 | 245 | if os.name == 'posix' and sys.platform != 'darwin': |
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245 | 246 | # Linux, Unix, AIX, etc. |
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246 | 247 | # use ~/.cache if empty OR not set |
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247 | 248 | xdg = env.get("XDG_CACHE_HOME", None) or os.path.join(get_home_dir(), '.cache') |
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248 | 249 | if xdg and _writable_dir(xdg): |
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249 | 250 | return py3compat.cast_unicode(xdg, fs_encoding) |
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250 | 251 | |
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251 | 252 | return None |
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252 | 253 | |
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253 | 254 | |
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254 | 255 | @undoc |
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255 | 256 | def get_ipython_dir(): |
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256 | 257 | warn("get_ipython_dir has moved to the IPython.paths module since IPython 4.0.", stacklevel=2) |
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257 | 258 | from IPython.paths import get_ipython_dir |
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258 | 259 | return get_ipython_dir() |
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259 | 260 | |
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260 | 261 | @undoc |
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261 | 262 | def get_ipython_cache_dir(): |
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262 | 263 | warn("get_ipython_cache_dir has moved to the IPython.paths module since IPython 4.0.", stacklevel=2) |
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263 | 264 | from IPython.paths import get_ipython_cache_dir |
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264 | 265 | return get_ipython_cache_dir() |
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265 | 266 | |
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266 | 267 | @undoc |
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267 | 268 | def get_ipython_package_dir(): |
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268 | 269 | warn("get_ipython_package_dir has moved to the IPython.paths module since IPython 4.0.", stacklevel=2) |
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269 | 270 | from IPython.paths import get_ipython_package_dir |
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270 | 271 | return get_ipython_package_dir() |
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271 | 272 | |
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272 | 273 | @undoc |
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273 | 274 | def get_ipython_module_path(module_str): |
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274 | 275 | warn("get_ipython_module_path has moved to the IPython.paths module since IPython 4.0.", stacklevel=2) |
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275 | 276 | from IPython.paths import get_ipython_module_path |
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276 | 277 | return get_ipython_module_path(module_str) |
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277 | 278 | |
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278 | 279 | @undoc |
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279 | 280 | def locate_profile(profile='default'): |
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280 | 281 | warn("locate_profile has moved to the IPython.paths module since IPython 4.0.", stacklevel=2) |
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281 | 282 | from IPython.paths import locate_profile |
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282 | 283 | return locate_profile(profile=profile) |
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283 | 284 | |
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284 | 285 | def expand_path(s): |
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285 | 286 | """Expand $VARS and ~names in a string, like a shell |
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286 | 287 | |
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287 | 288 | :Examples: |
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288 | 289 | |
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289 | 290 | In [2]: os.environ['FOO']='test' |
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290 | 291 | |
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291 | 292 | In [3]: expand_path('variable FOO is $FOO') |
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292 | 293 | Out[3]: 'variable FOO is test' |
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293 | 294 | """ |
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294 | 295 | # This is a pretty subtle hack. When expand user is given a UNC path |
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295 | 296 | # on Windows (\\server\share$\%username%), os.path.expandvars, removes |
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296 | 297 | # the $ to get (\\server\share\%username%). I think it considered $ |
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297 | 298 | # alone an empty var. But, we need the $ to remains there (it indicates |
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298 | 299 | # a hidden share). |
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299 | 300 | if os.name=='nt': |
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300 | 301 | s = s.replace('$\\', 'IPYTHON_TEMP') |
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301 | 302 | s = os.path.expandvars(os.path.expanduser(s)) |
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302 | 303 | if os.name=='nt': |
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303 | 304 | s = s.replace('IPYTHON_TEMP', '$\\') |
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304 | 305 | return s |
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305 | 306 | |
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306 | 307 | |
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307 | 308 | def unescape_glob(string): |
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308 | 309 | """Unescape glob pattern in `string`.""" |
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309 | 310 | def unescape(s): |
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310 | 311 | for pattern in '*[]!?': |
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311 | 312 | s = s.replace(r'\{0}'.format(pattern), pattern) |
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312 | 313 | return s |
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313 | 314 | return '\\'.join(map(unescape, string.split('\\\\'))) |
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314 | 315 | |
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315 | 316 | |
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316 | 317 | def shellglob(args): |
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317 | 318 | """ |
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318 | 319 | Do glob expansion for each element in `args` and return a flattened list. |
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319 | 320 | |
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320 | 321 | Unmatched glob pattern will remain as-is in the returned list. |
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321 | 322 | |
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322 | 323 | """ |
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323 | 324 | expanded = [] |
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324 | 325 | # Do not unescape backslash in Windows as it is interpreted as |
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325 | 326 | # path separator: |
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326 | 327 | unescape = unescape_glob if sys.platform != 'win32' else lambda x: x |
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327 | 328 | for a in args: |
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328 | 329 | expanded.extend(glob.glob(a) or [unescape(a)]) |
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329 | 330 | return expanded |
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330 | 331 | |
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331 | 332 | |
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332 | 333 | def target_outdated(target,deps): |
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333 | 334 | """Determine whether a target is out of date. |
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334 | 335 | |
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335 | 336 | target_outdated(target,deps) -> 1/0 |
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336 | 337 | |
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337 | 338 | deps: list of filenames which MUST exist. |
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338 | 339 | target: single filename which may or may not exist. |
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339 | 340 | |
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340 | 341 | If target doesn't exist or is older than any file listed in deps, return |
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341 | 342 | true, otherwise return false. |
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342 | 343 | """ |
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343 | 344 | try: |
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344 | 345 | target_time = os.path.getmtime(target) |
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345 | 346 | except os.error: |
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346 | 347 | return 1 |
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347 | 348 | for dep in deps: |
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348 | 349 | dep_time = os.path.getmtime(dep) |
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349 | 350 | if dep_time > target_time: |
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350 | 351 | #print "For target",target,"Dep failed:",dep # dbg |
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351 | 352 | #print "times (dep,tar):",dep_time,target_time # dbg |
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352 | 353 | return 1 |
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353 | 354 | return 0 |
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354 | 355 | |
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355 | 356 | |
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356 | 357 | def target_update(target,deps,cmd): |
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357 | 358 | """Update a target with a given command given a list of dependencies. |
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358 | 359 | |
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359 | 360 | target_update(target,deps,cmd) -> runs cmd if target is outdated. |
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360 | 361 | |
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361 | 362 | This is just a wrapper around target_outdated() which calls the given |
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362 | 363 | command if target is outdated.""" |
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363 | 364 | |
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364 | 365 | if target_outdated(target,deps): |
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365 | 366 | system(cmd) |
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366 | 367 | |
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367 | 368 | |
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368 | 369 | ENOLINK = 1998 |
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369 | 370 | |
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370 | 371 | def link(src, dst): |
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371 | 372 | """Hard links ``src`` to ``dst``, returning 0 or errno. |
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372 | 373 | |
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373 | 374 | Note that the special errno ``ENOLINK`` will be returned if ``os.link`` isn't |
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374 | 375 | supported by the operating system. |
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375 | 376 | """ |
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376 | 377 | |
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377 | 378 | if not hasattr(os, "link"): |
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378 | 379 | return ENOLINK |
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379 | 380 | link_errno = 0 |
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380 | 381 | try: |
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381 | 382 | os.link(src, dst) |
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382 | 383 | except OSError as e: |
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383 | 384 | link_errno = e.errno |
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384 | 385 | return link_errno |
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385 | 386 | |
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386 | 387 | |
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387 | 388 | def link_or_copy(src, dst): |
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388 | 389 | """Attempts to hardlink ``src`` to ``dst``, copying if the link fails. |
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389 | 390 | |
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390 | 391 | Attempts to maintain the semantics of ``shutil.copy``. |
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391 | 392 | |
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392 | 393 | Because ``os.link`` does not overwrite files, a unique temporary file |
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393 | 394 | will be used if the target already exists, then that file will be moved |
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394 | 395 | into place. |
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395 | 396 | """ |
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396 | 397 | |
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397 | 398 | if os.path.isdir(dst): |
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398 | 399 | dst = os.path.join(dst, os.path.basename(src)) |
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399 | 400 | |
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400 | 401 | link_errno = link(src, dst) |
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401 | 402 | if link_errno == errno.EEXIST: |
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402 | 403 | if os.stat(src).st_ino == os.stat(dst).st_ino: |
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403 | 404 | # dst is already a hard link to the correct file, so we don't need |
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404 | 405 | # to do anything else. If we try to link and rename the file |
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405 | 406 | # anyway, we get duplicate files - see http://bugs.python.org/issue21876 |
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406 | 407 | return |
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407 | 408 | |
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408 | 409 | new_dst = dst + "-temp-%04X" %(random.randint(1, 16**4), ) |
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409 | 410 | try: |
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410 | 411 | link_or_copy(src, new_dst) |
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411 | 412 | except: |
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412 | 413 | try: |
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413 | 414 | os.remove(new_dst) |
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414 | 415 | except OSError: |
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415 | 416 | pass |
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416 | 417 | raise |
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417 | 418 | os.rename(new_dst, dst) |
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418 | 419 | elif link_errno != 0: |
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419 | 420 | # Either link isn't supported, or the filesystem doesn't support |
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420 | 421 | # linking, or 'src' and 'dst' are on different filesystems. |
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421 | 422 | shutil.copy(src, dst) |
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422 | 423 | |
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423 | 424 | def ensure_dir_exists(path, mode=0o755): |
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424 | 425 | """ensure that a directory exists |
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425 | 426 | |
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426 | 427 | If it doesn't exist, try to create it and protect against a race condition |
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427 | 428 | if another process is doing the same. |
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428 | 429 | |
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429 | 430 | The default permissions are 755, which differ from os.makedirs default of 777. |
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430 | 431 | """ |
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431 | 432 | if not os.path.exists(path): |
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432 | 433 | try: |
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433 | 434 | os.makedirs(path, mode=mode) |
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434 | 435 | except OSError as e: |
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435 | 436 | if e.errno != errno.EEXIST: |
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436 | 437 | raise |
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437 | 438 | elif not os.path.isdir(path): |
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438 | 439 | raise IOError("%r exists but is not a directory" % path) |
@@ -1,484 +1,485 b'' | |||
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1 | 1 | # encoding: utf-8 |
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2 | 2 | """Tests for IPython.utils.path.py""" |
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3 | 3 | |
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4 | 4 | # Copyright (c) IPython Development Team. |
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5 | 5 | # Distributed under the terms of the Modified BSD License. |
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6 | 6 | |
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7 | 7 | import os |
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8 | 8 | import shutil |
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9 | 9 | import sys |
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10 | 10 | import tempfile |
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11 | 11 | import unittest |
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12 | 12 | from contextlib import contextmanager |
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13 | 13 | from unittest.mock import patch |
|
14 | 14 | from os.path import join, abspath |
|
15 | 15 | from imp import reload |
|
16 | 16 | |
|
17 | 17 | from nose import SkipTest, with_setup |
|
18 | 18 | import nose.tools as nt |
|
19 | 19 | |
|
20 | 20 | import IPython |
|
21 | 21 | from IPython import paths |
|
22 | 22 | from IPython.testing import decorators as dec |
|
23 | 23 | from IPython.testing.decorators import (skip_if_not_win32, skip_win32, |
|
24 | 24 | onlyif_unicode_paths,) |
|
25 | 25 | from IPython.testing.tools import make_tempfile, AssertPrints |
|
26 | 26 | from IPython.utils import path |
|
27 | 27 | from IPython.utils.tempdir import TemporaryDirectory |
|
28 | 28 | |
|
29 | 29 | # Platform-dependent imports |
|
30 | 30 | try: |
|
31 |
import winreg as wreg |
|
|
31 | import winreg as wreg | |
|
32 | 32 | except ImportError: |
|
33 | 33 | #Fake _winreg module on non-windows platforms |
|
34 | 34 | import types |
|
35 | 35 | wr_name = "winreg" |
|
36 | 36 | sys.modules[wr_name] = types.ModuleType(wr_name) |
|
37 | 37 | try: |
|
38 | 38 | import winreg as wreg |
|
39 | 39 | except ImportError: |
|
40 | 40 | import _winreg as wreg |
|
41 | 41 | #Add entries that needs to be stubbed by the testing code |
|
42 | 42 | (wreg.OpenKey, wreg.QueryValueEx,) = (None, None) |
|
43 | 43 | |
|
44 | 44 | #----------------------------------------------------------------------------- |
|
45 | 45 | # Globals |
|
46 | 46 | #----------------------------------------------------------------------------- |
|
47 | 47 | env = os.environ |
|
48 | 48 | TMP_TEST_DIR = tempfile.mkdtemp() |
|
49 | 49 | HOME_TEST_DIR = join(TMP_TEST_DIR, "home_test_dir") |
|
50 | 50 | # |
|
51 | 51 | # Setup/teardown functions/decorators |
|
52 | 52 | # |
|
53 | 53 | |
|
54 | 54 | def setup_module(): |
|
55 | 55 | """Setup testenvironment for the module: |
|
56 | 56 | |
|
57 | 57 | - Adds dummy home dir tree |
|
58 | 58 | """ |
|
59 | 59 | # Do not mask exceptions here. In particular, catching WindowsError is a |
|
60 | 60 | # problem because that exception is only defined on Windows... |
|
61 | 61 | os.makedirs(os.path.join(HOME_TEST_DIR, 'ipython')) |
|
62 | 62 | |
|
63 | 63 | |
|
64 | 64 | def teardown_module(): |
|
65 | 65 | """Teardown testenvironment for the module: |
|
66 | 66 | |
|
67 | 67 | - Remove dummy home dir tree |
|
68 | 68 | """ |
|
69 | 69 | # Note: we remove the parent test dir, which is the root of all test |
|
70 | 70 | # subdirs we may have created. Use shutil instead of os.removedirs, so |
|
71 | 71 | # that non-empty directories are all recursively removed. |
|
72 | 72 | shutil.rmtree(TMP_TEST_DIR) |
|
73 | 73 | |
|
74 | 74 | |
|
75 | 75 | def setup_environment(): |
|
76 | 76 | """Setup testenvironment for some functions that are tested |
|
77 | 77 | in this module. In particular this functions stores attributes |
|
78 | 78 | and other things that we need to stub in some test functions. |
|
79 | 79 | This needs to be done on a function level and not module level because |
|
80 | 80 | each testfunction needs a pristine environment. |
|
81 | 81 | """ |
|
82 | 82 | global oldstuff, platformstuff |
|
83 | 83 | oldstuff = (env.copy(), os.name, sys.platform, path.get_home_dir, IPython.__file__, os.getcwd()) |
|
84 | 84 | |
|
85 | 85 | def teardown_environment(): |
|
86 | 86 | """Restore things that were remembered by the setup_environment function |
|
87 | 87 | """ |
|
88 | 88 | (oldenv, os.name, sys.platform, path.get_home_dir, IPython.__file__, old_wd) = oldstuff |
|
89 | 89 | os.chdir(old_wd) |
|
90 | 90 | reload(path) |
|
91 | 91 | |
|
92 | 92 | for key in list(env): |
|
93 | 93 | if key not in oldenv: |
|
94 | 94 | del env[key] |
|
95 | 95 | env.update(oldenv) |
|
96 | 96 | if hasattr(sys, 'frozen'): |
|
97 | 97 | del sys.frozen |
|
98 | 98 | |
|
99 | 99 | # Build decorator that uses the setup_environment/setup_environment |
|
100 | 100 | with_environment = with_setup(setup_environment, teardown_environment) |
|
101 | 101 | |
|
102 | 102 | @skip_if_not_win32 |
|
103 | 103 | @with_environment |
|
104 | 104 | def test_get_home_dir_1(): |
|
105 | 105 | """Testcase for py2exe logic, un-compressed lib |
|
106 | 106 | """ |
|
107 | 107 | unfrozen = path.get_home_dir() |
|
108 | 108 | sys.frozen = True |
|
109 | 109 | |
|
110 | 110 | #fake filename for IPython.__init__ |
|
111 | 111 | IPython.__file__ = abspath(join(HOME_TEST_DIR, "Lib/IPython/__init__.py")) |
|
112 | 112 | |
|
113 | 113 | home_dir = path.get_home_dir() |
|
114 | 114 | nt.assert_equal(home_dir, unfrozen) |
|
115 | 115 | |
|
116 | 116 | |
|
117 | 117 | @skip_if_not_win32 |
|
118 | 118 | @with_environment |
|
119 | 119 | def test_get_home_dir_2(): |
|
120 | 120 | """Testcase for py2exe logic, compressed lib |
|
121 | 121 | """ |
|
122 | 122 | unfrozen = path.get_home_dir() |
|
123 | 123 | sys.frozen = True |
|
124 | 124 | #fake filename for IPython.__init__ |
|
125 | 125 | IPython.__file__ = abspath(join(HOME_TEST_DIR, "Library.zip/IPython/__init__.py")).lower() |
|
126 | 126 | |
|
127 | 127 | home_dir = path.get_home_dir(True) |
|
128 | 128 | nt.assert_equal(home_dir, unfrozen) |
|
129 | 129 | |
|
130 | 130 | |
|
131 | @skipif(sys.version_info > (3,8) and os.name == 'nt') | |
|
131 | 132 | @with_environment |
|
132 | 133 | def test_get_home_dir_3(): |
|
133 | 134 | """get_home_dir() uses $HOME if set""" |
|
134 | 135 | env["HOME"] = HOME_TEST_DIR |
|
135 | 136 | home_dir = path.get_home_dir(True) |
|
136 | 137 | # get_home_dir expands symlinks |
|
137 | 138 | nt.assert_equal(home_dir, os.path.realpath(env["HOME"])) |
|
138 | 139 | |
|
139 | 140 | |
|
140 | 141 | @with_environment |
|
141 | 142 | def test_get_home_dir_4(): |
|
142 | 143 | """get_home_dir() still works if $HOME is not set""" |
|
143 | 144 | |
|
144 | 145 | if 'HOME' in env: del env['HOME'] |
|
145 | 146 | # this should still succeed, but we don't care what the answer is |
|
146 | 147 | home = path.get_home_dir(False) |
|
147 | 148 | |
|
148 | 149 | @with_environment |
|
149 | 150 | def test_get_home_dir_5(): |
|
150 | 151 | """raise HomeDirError if $HOME is specified, but not a writable dir""" |
|
151 | 152 | env['HOME'] = abspath(HOME_TEST_DIR+'garbage') |
|
152 | 153 | # set os.name = posix, to prevent My Documents fallback on Windows |
|
153 | 154 | os.name = 'posix' |
|
154 | 155 | nt.assert_raises(path.HomeDirError, path.get_home_dir, True) |
|
155 | 156 | |
|
156 | 157 | # Should we stub wreg fully so we can run the test on all platforms? |
|
157 | 158 | @skip_if_not_win32 |
|
158 | 159 | @with_environment |
|
159 | 160 | def test_get_home_dir_8(): |
|
160 | 161 | """Using registry hack for 'My Documents', os=='nt' |
|
161 | 162 | |
|
162 | 163 | HOMESHARE, HOMEDRIVE, HOMEPATH, USERPROFILE and others are missing. |
|
163 | 164 | """ |
|
164 | 165 | os.name = 'nt' |
|
165 | 166 | # Remove from stub environment all keys that may be set |
|
166 | 167 | for key in ['HOME', 'HOMESHARE', 'HOMEDRIVE', 'HOMEPATH', 'USERPROFILE']: |
|
167 | 168 | env.pop(key, None) |
|
168 | 169 | |
|
169 | 170 | class key: |
|
170 | 171 | def Close(self): |
|
171 | 172 | pass |
|
172 | 173 | |
|
173 | 174 | with patch.object(wreg, 'OpenKey', return_value=key()), \ |
|
174 | 175 | patch.object(wreg, 'QueryValueEx', return_value=[abspath(HOME_TEST_DIR)]): |
|
175 | 176 | home_dir = path.get_home_dir() |
|
176 | 177 | nt.assert_equal(home_dir, abspath(HOME_TEST_DIR)) |
|
177 | 178 | |
|
178 | 179 | @with_environment |
|
179 | 180 | def test_get_xdg_dir_0(): |
|
180 | 181 | """test_get_xdg_dir_0, check xdg_dir""" |
|
181 | 182 | reload(path) |
|
182 | 183 | path._writable_dir = lambda path: True |
|
183 | 184 | path.get_home_dir = lambda : 'somewhere' |
|
184 | 185 | os.name = "posix" |
|
185 | 186 | sys.platform = "linux2" |
|
186 | 187 | env.pop('IPYTHON_DIR', None) |
|
187 | 188 | env.pop('IPYTHONDIR', None) |
|
188 | 189 | env.pop('XDG_CONFIG_HOME', None) |
|
189 | 190 | |
|
190 | 191 | nt.assert_equal(path.get_xdg_dir(), os.path.join('somewhere', '.config')) |
|
191 | 192 | |
|
192 | 193 | |
|
193 | 194 | @with_environment |
|
194 | 195 | def test_get_xdg_dir_1(): |
|
195 | 196 | """test_get_xdg_dir_1, check nonexistent xdg_dir""" |
|
196 | 197 | reload(path) |
|
197 | 198 | path.get_home_dir = lambda : HOME_TEST_DIR |
|
198 | 199 | os.name = "posix" |
|
199 | 200 | sys.platform = "linux2" |
|
200 | 201 | env.pop('IPYTHON_DIR', None) |
|
201 | 202 | env.pop('IPYTHONDIR', None) |
|
202 | 203 | env.pop('XDG_CONFIG_HOME', None) |
|
203 | 204 | nt.assert_equal(path.get_xdg_dir(), None) |
|
204 | 205 | |
|
205 | 206 | @with_environment |
|
206 | 207 | def test_get_xdg_dir_2(): |
|
207 | 208 | """test_get_xdg_dir_2, check xdg_dir default to ~/.config""" |
|
208 | 209 | reload(path) |
|
209 | 210 | path.get_home_dir = lambda : HOME_TEST_DIR |
|
210 | 211 | os.name = "posix" |
|
211 | 212 | sys.platform = "linux2" |
|
212 | 213 | env.pop('IPYTHON_DIR', None) |
|
213 | 214 | env.pop('IPYTHONDIR', None) |
|
214 | 215 | env.pop('XDG_CONFIG_HOME', None) |
|
215 | 216 | cfgdir=os.path.join(path.get_home_dir(), '.config') |
|
216 | 217 | if not os.path.exists(cfgdir): |
|
217 | 218 | os.makedirs(cfgdir) |
|
218 | 219 | |
|
219 | 220 | nt.assert_equal(path.get_xdg_dir(), cfgdir) |
|
220 | 221 | |
|
221 | 222 | @with_environment |
|
222 | 223 | def test_get_xdg_dir_3(): |
|
223 | 224 | """test_get_xdg_dir_3, check xdg_dir not used on OS X""" |
|
224 | 225 | reload(path) |
|
225 | 226 | path.get_home_dir = lambda : HOME_TEST_DIR |
|
226 | 227 | os.name = "posix" |
|
227 | 228 | sys.platform = "darwin" |
|
228 | 229 | env.pop('IPYTHON_DIR', None) |
|
229 | 230 | env.pop('IPYTHONDIR', None) |
|
230 | 231 | env.pop('XDG_CONFIG_HOME', None) |
|
231 | 232 | cfgdir=os.path.join(path.get_home_dir(), '.config') |
|
232 | 233 | if not os.path.exists(cfgdir): |
|
233 | 234 | os.makedirs(cfgdir) |
|
234 | 235 | |
|
235 | 236 | nt.assert_equal(path.get_xdg_dir(), None) |
|
236 | 237 | |
|
237 | 238 | def test_filefind(): |
|
238 | 239 | """Various tests for filefind""" |
|
239 | 240 | f = tempfile.NamedTemporaryFile() |
|
240 | 241 | # print 'fname:',f.name |
|
241 | 242 | alt_dirs = paths.get_ipython_dir() |
|
242 | 243 | t = path.filefind(f.name, alt_dirs) |
|
243 | 244 | # print 'found:',t |
|
244 | 245 | |
|
245 | 246 | |
|
246 | 247 | @dec.skip_if_not_win32 |
|
247 | 248 | def test_get_long_path_name_win32(): |
|
248 | 249 | with TemporaryDirectory() as tmpdir: |
|
249 | 250 | |
|
250 |
# Make a long path. Expands the path of tmpdir prematurely as it may already have a long |
|
|
251 | # Make a long path. Expands the path of tmpdir prematurely as it may already have a long | |
|
251 | 252 | # path component, so ensure we include the long form of it |
|
252 | 253 | long_path = os.path.join(path.get_long_path_name(tmpdir), 'this is my long path name') |
|
253 | 254 | os.makedirs(long_path) |
|
254 | 255 | |
|
255 | 256 | # Test to see if the short path evaluates correctly. |
|
256 | 257 | short_path = os.path.join(tmpdir, 'THISIS~1') |
|
257 | 258 | evaluated_path = path.get_long_path_name(short_path) |
|
258 | 259 | nt.assert_equal(evaluated_path.lower(), long_path.lower()) |
|
259 | 260 | |
|
260 | 261 | |
|
261 | 262 | @dec.skip_win32 |
|
262 | 263 | def test_get_long_path_name(): |
|
263 | 264 | p = path.get_long_path_name('/usr/local') |
|
264 | 265 | nt.assert_equal(p,'/usr/local') |
|
265 | 266 | |
|
266 | 267 | |
|
267 | 268 | class TestRaiseDeprecation(unittest.TestCase): |
|
268 | 269 | |
|
269 | 270 | @dec.skip_win32 # can't create not-user-writable dir on win |
|
270 | 271 | @with_environment |
|
271 | 272 | def test_not_writable_ipdir(self): |
|
272 | 273 | tmpdir = tempfile.mkdtemp() |
|
273 | 274 | os.name = "posix" |
|
274 | 275 | env.pop('IPYTHON_DIR', None) |
|
275 | 276 | env.pop('IPYTHONDIR', None) |
|
276 | 277 | env.pop('XDG_CONFIG_HOME', None) |
|
277 | 278 | env['HOME'] = tmpdir |
|
278 | 279 | ipdir = os.path.join(tmpdir, '.ipython') |
|
279 | 280 | os.mkdir(ipdir, 0o555) |
|
280 | 281 | try: |
|
281 | 282 | open(os.path.join(ipdir, "_foo_"), 'w').close() |
|
282 | 283 | except IOError: |
|
283 | 284 | pass |
|
284 | 285 | else: |
|
285 | 286 | # I can still write to an unwritable dir, |
|
286 | 287 | # assume I'm root and skip the test |
|
287 | 288 | raise SkipTest("I can't create directories that I can't write to") |
|
288 | 289 | with self.assertWarnsRegex(UserWarning, 'is not a writable location'): |
|
289 | 290 | ipdir = paths.get_ipython_dir() |
|
290 | 291 | env.pop('IPYTHON_DIR', None) |
|
291 | 292 | |
|
292 | 293 | @with_environment |
|
293 | 294 | def test_get_py_filename(): |
|
294 | 295 | os.chdir(TMP_TEST_DIR) |
|
295 | 296 | with make_tempfile('foo.py'): |
|
296 | 297 | nt.assert_equal(path.get_py_filename('foo.py'), 'foo.py') |
|
297 | 298 | nt.assert_equal(path.get_py_filename('foo'), 'foo.py') |
|
298 | 299 | with make_tempfile('foo'): |
|
299 | 300 | nt.assert_equal(path.get_py_filename('foo'), 'foo') |
|
300 | 301 | nt.assert_raises(IOError, path.get_py_filename, 'foo.py') |
|
301 | 302 | nt.assert_raises(IOError, path.get_py_filename, 'foo') |
|
302 | 303 | nt.assert_raises(IOError, path.get_py_filename, 'foo.py') |
|
303 | 304 | true_fn = 'foo with spaces.py' |
|
304 | 305 | with make_tempfile(true_fn): |
|
305 | 306 | nt.assert_equal(path.get_py_filename('foo with spaces'), true_fn) |
|
306 | 307 | nt.assert_equal(path.get_py_filename('foo with spaces.py'), true_fn) |
|
307 | 308 | nt.assert_raises(IOError, path.get_py_filename, '"foo with spaces.py"') |
|
308 | 309 | nt.assert_raises(IOError, path.get_py_filename, "'foo with spaces.py'") |
|
309 | 310 | |
|
310 | 311 | @onlyif_unicode_paths |
|
311 | 312 | def test_unicode_in_filename(): |
|
312 | 313 | """When a file doesn't exist, the exception raised should be safe to call |
|
313 | 314 | str() on - i.e. in Python 2 it must only have ASCII characters. |
|
314 | ||
|
315 | ||
|
315 | 316 | https://github.com/ipython/ipython/issues/875 |
|
316 | 317 | """ |
|
317 | 318 | try: |
|
318 | 319 | # these calls should not throw unicode encode exceptions |
|
319 | 320 | path.get_py_filename('fooéè.py') |
|
320 | 321 | except IOError as ex: |
|
321 | 322 | str(ex) |
|
322 | 323 | |
|
323 | 324 | |
|
324 | 325 | class TestShellGlob(unittest.TestCase): |
|
325 | 326 | |
|
326 | 327 | @classmethod |
|
327 | 328 | def setUpClass(cls): |
|
328 | 329 | cls.filenames_start_with_a = ['a0', 'a1', 'a2'] |
|
329 | 330 | cls.filenames_end_with_b = ['0b', '1b', '2b'] |
|
330 | 331 | cls.filenames = cls.filenames_start_with_a + cls.filenames_end_with_b |
|
331 | 332 | cls.tempdir = TemporaryDirectory() |
|
332 | 333 | td = cls.tempdir.name |
|
333 | 334 | |
|
334 | 335 | with cls.in_tempdir(): |
|
335 | 336 | # Create empty files |
|
336 | 337 | for fname in cls.filenames: |
|
337 | 338 | open(os.path.join(td, fname), 'w').close() |
|
338 | 339 | |
|
339 | 340 | @classmethod |
|
340 | 341 | def tearDownClass(cls): |
|
341 | 342 | cls.tempdir.cleanup() |
|
342 | 343 | |
|
343 | 344 | @classmethod |
|
344 | 345 | @contextmanager |
|
345 | 346 | def in_tempdir(cls): |
|
346 | 347 | save = os.getcwd() |
|
347 | 348 | try: |
|
348 | 349 | os.chdir(cls.tempdir.name) |
|
349 | 350 | yield |
|
350 | 351 | finally: |
|
351 | 352 | os.chdir(save) |
|
352 | 353 | |
|
353 | 354 | def check_match(self, patterns, matches): |
|
354 | 355 | with self.in_tempdir(): |
|
355 | 356 | # glob returns unordered list. that's why sorted is required. |
|
356 | 357 | nt.assert_equal(sorted(path.shellglob(patterns)), |
|
357 | 358 | sorted(matches)) |
|
358 | 359 | |
|
359 | 360 | def common_cases(self): |
|
360 | 361 | return [ |
|
361 | 362 | (['*'], self.filenames), |
|
362 | 363 | (['a*'], self.filenames_start_with_a), |
|
363 | 364 | (['*c'], ['*c']), |
|
364 | 365 | (['*', 'a*', '*b', '*c'], self.filenames |
|
365 | 366 | + self.filenames_start_with_a |
|
366 | 367 | + self.filenames_end_with_b |
|
367 | 368 | + ['*c']), |
|
368 | 369 | (['a[012]'], self.filenames_start_with_a), |
|
369 | 370 | ] |
|
370 | 371 | |
|
371 | 372 | @skip_win32 |
|
372 | 373 | def test_match_posix(self): |
|
373 | 374 | for (patterns, matches) in self.common_cases() + [ |
|
374 | 375 | ([r'\*'], ['*']), |
|
375 | 376 | ([r'a\*', 'a*'], ['a*'] + self.filenames_start_with_a), |
|
376 | 377 | ([r'a\[012]'], ['a[012]']), |
|
377 | 378 | ]: |
|
378 | 379 | yield (self.check_match, patterns, matches) |
|
379 | 380 | |
|
380 | 381 | @skip_if_not_win32 |
|
381 | 382 | def test_match_windows(self): |
|
382 | 383 | for (patterns, matches) in self.common_cases() + [ |
|
383 | 384 | # In windows, backslash is interpreted as path |
|
384 | 385 | # separator. Therefore, you can't escape glob |
|
385 | 386 | # using it. |
|
386 | 387 | ([r'a\*', 'a*'], [r'a\*'] + self.filenames_start_with_a), |
|
387 | 388 | ([r'a\[012]'], [r'a\[012]']), |
|
388 | 389 | ]: |
|
389 | 390 | yield (self.check_match, patterns, matches) |
|
390 | 391 | |
|
391 | 392 | |
|
392 | 393 | def test_unescape_glob(): |
|
393 | 394 | nt.assert_equal(path.unescape_glob(r'\*\[\!\]\?'), '*[!]?') |
|
394 | 395 | nt.assert_equal(path.unescape_glob(r'\\*'), r'\*') |
|
395 | 396 | nt.assert_equal(path.unescape_glob(r'\\\*'), r'\*') |
|
396 | 397 | nt.assert_equal(path.unescape_glob(r'\\a'), r'\a') |
|
397 | 398 | nt.assert_equal(path.unescape_glob(r'\a'), r'\a') |
|
398 | 399 | |
|
399 | 400 | |
|
400 | 401 | @onlyif_unicode_paths |
|
401 | 402 | def test_ensure_dir_exists(): |
|
402 | 403 | with TemporaryDirectory() as td: |
|
403 | 404 | d = os.path.join(td, 'βir') |
|
404 | 405 | path.ensure_dir_exists(d) # create it |
|
405 | 406 | assert os.path.isdir(d) |
|
406 | 407 | path.ensure_dir_exists(d) # no-op |
|
407 | 408 | f = os.path.join(td, 'Ζile') |
|
408 | 409 | open(f, 'w').close() # touch |
|
409 | 410 | with nt.assert_raises(IOError): |
|
410 | 411 | path.ensure_dir_exists(f) |
|
411 | 412 | |
|
412 | 413 | class TestLinkOrCopy(unittest.TestCase): |
|
413 | 414 | def setUp(self): |
|
414 | 415 | self.tempdir = TemporaryDirectory() |
|
415 | 416 | self.src = self.dst("src") |
|
416 | 417 | with open(self.src, "w") as f: |
|
417 | 418 | f.write("Hello, world!") |
|
418 | 419 | |
|
419 | 420 | def tearDown(self): |
|
420 | 421 | self.tempdir.cleanup() |
|
421 | 422 | |
|
422 | 423 | def dst(self, *args): |
|
423 | 424 | return os.path.join(self.tempdir.name, *args) |
|
424 | 425 | |
|
425 | 426 | def assert_inode_not_equal(self, a, b): |
|
426 | 427 | nt.assert_not_equal(os.stat(a).st_ino, os.stat(b).st_ino, |
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427 | 428 | "%r and %r do reference the same indoes" %(a, b)) |
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428 | 429 | |
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429 | 430 | def assert_inode_equal(self, a, b): |
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430 | 431 | nt.assert_equal(os.stat(a).st_ino, os.stat(b).st_ino, |
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431 | 432 | "%r and %r do not reference the same indoes" %(a, b)) |
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432 | 433 | |
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433 | 434 | def assert_content_equal(self, a, b): |
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434 | 435 | with open(a) as a_f: |
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435 | 436 | with open(b) as b_f: |
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436 | 437 | nt.assert_equal(a_f.read(), b_f.read()) |
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437 | 438 | |
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438 | 439 | @skip_win32 |
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439 | 440 | def test_link_successful(self): |
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440 | 441 | dst = self.dst("target") |
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441 | 442 | path.link_or_copy(self.src, dst) |
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442 | 443 | self.assert_inode_equal(self.src, dst) |
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443 | 444 | |
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444 | 445 | @skip_win32 |
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445 | 446 | def test_link_into_dir(self): |
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446 | 447 | dst = self.dst("some_dir") |
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447 | 448 | os.mkdir(dst) |
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448 | 449 | path.link_or_copy(self.src, dst) |
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449 | 450 | expected_dst = self.dst("some_dir", os.path.basename(self.src)) |
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450 | 451 | self.assert_inode_equal(self.src, expected_dst) |
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451 | 452 | |
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452 | 453 | @skip_win32 |
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453 | 454 | def test_target_exists(self): |
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454 | 455 | dst = self.dst("target") |
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455 | 456 | open(dst, "w").close() |
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456 | 457 | path.link_or_copy(self.src, dst) |
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457 | 458 | self.assert_inode_equal(self.src, dst) |
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458 | 459 | |
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459 | 460 | @skip_win32 |
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460 | 461 | def test_no_link(self): |
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461 | 462 | real_link = os.link |
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462 | 463 | try: |
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463 | 464 | del os.link |
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464 | 465 | dst = self.dst("target") |
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465 | 466 | path.link_or_copy(self.src, dst) |
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466 | 467 | self.assert_content_equal(self.src, dst) |
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467 | 468 | self.assert_inode_not_equal(self.src, dst) |
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468 | 469 | finally: |
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469 | 470 | os.link = real_link |
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470 | 471 | |
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471 | 472 | @skip_if_not_win32 |
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472 | 473 | def test_windows(self): |
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473 | 474 | dst = self.dst("target") |
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474 | 475 | path.link_or_copy(self.src, dst) |
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475 | 476 | self.assert_content_equal(self.src, dst) |
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476 | 477 | |
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477 | 478 | def test_link_twice(self): |
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478 | 479 | # Linking the same file twice shouldn't leave duplicates around. |
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479 | 480 | # See https://github.com/ipython/ipython/issues/6450 |
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480 | 481 | dst = self.dst('target') |
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481 | 482 | path.link_or_copy(self.src, dst) |
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482 | 483 | path.link_or_copy(self.src, dst) |
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483 | 484 | self.assert_inode_equal(self.src, dst) |
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484 | 485 | nt.assert_equal(sorted(os.listdir(self.tempdir.name)), ['src', 'target']) |
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