1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
|
import os
import sys
import copy
import shutil
import pathlib
import tempfile
import textwrap
import contextlib
from test.support.os_helper import FS_NONASCII
from typing import Dict, Union
@contextlib.contextmanager
def tempdir():
tmpdir = tempfile.mkdtemp()
try:
yield pathlib.Path(tmpdir)
finally:
shutil.rmtree(tmpdir)
@contextlib.contextmanager
def save_cwd():
orig = os.getcwd()
try:
yield
finally:
os.chdir(orig)
@contextlib.contextmanager
def tempdir_as_cwd():
with tempdir() as tmp:
with save_cwd():
os.chdir(str(tmp))
yield tmp
@contextlib.contextmanager
def install_finder(finder):
sys.meta_path.append(finder)
try:
yield
finally:
sys.meta_path.remove(finder)
class Fixtures:
def setUp(self):
self.fixtures = contextlib.ExitStack()
self.addCleanup(self.fixtures.close)
class SiteDir(Fixtures):
def setUp(self):
super(SiteDir, self).setUp()
self.site_dir = self.fixtures.enter_context(tempdir())
class OnSysPath(Fixtures):
@staticmethod
@contextlib.contextmanager
def add_sys_path(dir):
sys.path[:0] = [str(dir)]
try:
yield
finally:
sys.path.remove(str(dir))
def setUp(self):
super(OnSysPath, self).setUp()
self.fixtures.enter_context(self.add_sys_path(self.site_dir))
# Except for python/mypy#731, prefer to define
# FilesDef = Dict[str, Union['FilesDef', str]]
FilesDef = Dict[str, Union[Dict[str, Union[Dict[str, str], str]], str]]
class DistInfoPkg(OnSysPath, SiteDir):
files: FilesDef = {
"distinfo_pkg-1.0.0.dist-info": {
"METADATA": """
Name: distinfo-pkg
Author: Steven Ma
Version: 1.0.0
Requires-Dist: wheel >= 1.0
Requires-Dist: pytest; extra == 'test'
Keywords: sample package
Once upon a time
There was a distinfo pkg
""",
"RECORD": "mod.py,sha256=abc,20\n",
"entry_points.txt": """
[entries]
main = mod:main
ns:sub = mod:main
""",
},
"mod.py": """
def main():
print("hello world")
""",
}
def setUp(self):
super(DistInfoPkg, self).setUp()
build_files(DistInfoPkg.files, self.site_dir)
def make_uppercase(self):
"""
Rewrite metadata with everything uppercase.
"""
shutil.rmtree(self.site_dir / "distinfo_pkg-1.0.0.dist-info")
files = copy.deepcopy(DistInfoPkg.files)
info = files["distinfo_pkg-1.0.0.dist-info"]
info["METADATA"] = info["METADATA"].upper()
build_files(files, self.site_dir)
class DistInfoPkgWithDot(OnSysPath, SiteDir):
files: FilesDef = {
"pkg_dot-1.0.0.dist-info": {
"METADATA": """
Name: pkg.dot
Version: 1.0.0
""",
},
}
def setUp(self):
super(DistInfoPkgWithDot, self).setUp()
build_files(DistInfoPkgWithDot.files, self.site_dir)
class DistInfoPkgWithDotLegacy(OnSysPath, SiteDir):
files: FilesDef = {
"pkg.dot-1.0.0.dist-info": {
"METADATA": """
Name: pkg.dot
Version: 1.0.0
""",
},
"pkg.lot.egg-info": {
"METADATA": """
Name: pkg.lot
Version: 1.0.0
""",
},
}
def setUp(self):
super(DistInfoPkgWithDotLegacy, self).setUp()
build_files(DistInfoPkgWithDotLegacy.files, self.site_dir)
class DistInfoPkgOffPath(SiteDir):
def setUp(self):
super(DistInfoPkgOffPath, self).setUp()
build_files(DistInfoPkg.files, self.site_dir)
class EggInfoPkg(OnSysPath, SiteDir):
files: FilesDef = {
"egginfo_pkg.egg-info": {
"PKG-INFO": """
Name: egginfo-pkg
Author: Steven Ma
License: Unknown
Version: 1.0.0
Classifier: Intended Audience :: Developers
Classifier: Topic :: Software Development :: Libraries
Keywords: sample package
Description: Once upon a time
There was an egginfo package
""",
"SOURCES.txt": """
mod.py
egginfo_pkg.egg-info/top_level.txt
""",
"entry_points.txt": """
[entries]
main = mod:main
""",
"requires.txt": """
wheel >= 1.0; python_version >= "2.7"
[test]
pytest
""",
"top_level.txt": "mod\n",
},
"mod.py": """
def main():
print("hello world")
""",
}
def setUp(self):
super(EggInfoPkg, self).setUp()
build_files(EggInfoPkg.files, prefix=self.site_dir)
class EggInfoFile(OnSysPath, SiteDir):
files: FilesDef = {
"egginfo_file.egg-info": """
Metadata-Version: 1.0
Name: egginfo_file
Version: 0.1
Summary: An example package
Home-page: www.example.com
Author: Eric Haffa-Vee
Author-email: eric@example.coms
License: UNKNOWN
Description: UNKNOWN
Platform: UNKNOWN
""",
}
def setUp(self):
super(EggInfoFile, self).setUp()
build_files(EggInfoFile.files, prefix=self.site_dir)
class LocalPackage:
files: FilesDef = {
"setup.py": """
import setuptools
setuptools.setup(name="local-pkg", version="2.0.1")
""",
}
def setUp(self):
self.fixtures = contextlib.ExitStack()
self.addCleanup(self.fixtures.close)
self.fixtures.enter_context(tempdir_as_cwd())
build_files(self.files)
def build_files(file_defs, prefix=pathlib.Path()):
"""Build a set of files/directories, as described by the
file_defs dictionary. Each key/value pair in the dictionary is
interpreted as a filename/contents pair. If the contents value is a
dictionary, a directory is created, and the dictionary interpreted
as the files within it, recursively.
For example:
{"README.txt": "A README file",
"foo": {
"__init__.py": "",
"bar": {
"__init__.py": "",
},
"baz.py": "# Some code",
}
}
"""
for name, contents in file_defs.items():
full_name = prefix / name
if isinstance(contents, dict):
full_name.mkdir()
build_files(contents, prefix=full_name)
else:
if isinstance(contents, bytes):
with full_name.open('wb') as f:
f.write(contents)
else:
with full_name.open('w', encoding='utf-8') as f:
f.write(DALS(contents))
class FileBuilder:
def unicode_filename(self):
return FS_NONASCII or self.skip("File system does not support non-ascii.")
def DALS(str):
"Dedent and left-strip"
return textwrap.dedent(str).lstrip()
class NullFinder:
def find_module(self, name):
pass
|