/usr/lib/python2.7/test/test_modulefinder.py is in libpython2.7-testsuite 2.7.6-8ubuntu0.5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 | import __future__
import os
import unittest
import distutils.dir_util
import tempfile
from test import test_support
try: set
except NameError: from sets import Set as set
import modulefinder
# Note: To test modulefinder with Python 2.2, sets.py and
# modulefinder.py must be available - they are not in the standard
# library.
TEST_DIR = tempfile.mkdtemp()
TEST_PATH = [TEST_DIR, os.path.dirname(__future__.__file__)]
# Each test description is a list of 5 items:
#
# 1. a module name that will be imported by modulefinder
# 2. a list of module names that modulefinder is required to find
# 3. a list of module names that modulefinder should complain
# about because they are not found
# 4. a list of module names that modulefinder should complain
# about because they MAY be not found
# 5. a string specifying packages to create; the format is obvious imo.
#
# Each package will be created in TEST_DIR, and TEST_DIR will be
# removed after the tests again.
# Modulefinder searches in a path that contains TEST_DIR, plus
# the standard Lib directory.
maybe_test = [
"a.module",
["a", "a.module", "sys",
"b"],
["c"], ["b.something"],
"""\
a/__init__.py
a/module.py
from b import something
from c import something
b/__init__.py
from sys import *
"""]
maybe_test_new = [
"a.module",
["a", "a.module", "sys",
"b", "__future__"],
["c"], ["b.something"],
"""\
a/__init__.py
a/module.py
from b import something
from c import something
b/__init__.py
from __future__ import absolute_import
from sys import *
"""]
package_test = [
"a.module",
["a", "a.b", "a.c", "a.module", "mymodule", "sys"],
["blahblah"], [],
"""\
mymodule.py
a/__init__.py
import blahblah
from a import b
import c
a/module.py
import sys
from a import b as x
from a.c import sillyname
a/b.py
a/c.py
from a.module import x
import mymodule as sillyname
from sys import version_info
"""]
absolute_import_test = [
"a.module",
["a", "a.module",
"b", "b.x", "b.y", "b.z",
"__future__", "sys", "exceptions"],
["blahblah"], [],
"""\
mymodule.py
a/__init__.py
a/module.py
from __future__ import absolute_import
import sys # sys
import blahblah # fails
import exceptions # exceptions
import b.x # b.x
from b import y # b.y
from b.z import * # b.z.*
a/exceptions.py
a/sys.py
import mymodule
a/b/__init__.py
a/b/x.py
a/b/y.py
a/b/z.py
b/__init__.py
import z
b/unused.py
b/x.py
b/y.py
b/z.py
"""]
relative_import_test = [
"a.module",
["__future__",
"a", "a.module",
"a.b", "a.b.y", "a.b.z",
"a.b.c", "a.b.c.moduleC",
"a.b.c.d", "a.b.c.e",
"a.b.x",
"exceptions"],
[], [],
"""\
mymodule.py
a/__init__.py
from .b import y, z # a.b.y, a.b.z
a/module.py
from __future__ import absolute_import # __future__
import exceptions # exceptions
a/exceptions.py
a/sys.py
a/b/__init__.py
from ..b import x # a.b.x
#from a.b.c import moduleC
from .c import moduleC # a.b.moduleC
a/b/x.py
a/b/y.py
a/b/z.py
a/b/g.py
a/b/c/__init__.py
from ..c import e # a.b.c.e
a/b/c/moduleC.py
from ..c import d # a.b.c.d
a/b/c/d.py
a/b/c/e.py
a/b/c/x.py
"""]
relative_import_test_2 = [
"a.module",
["a", "a.module",
"a.sys",
"a.b", "a.b.y", "a.b.z",
"a.b.c", "a.b.c.d",
"a.b.c.e",
"a.b.c.moduleC",
"a.b.c.f",
"a.b.x",
"a.another"],
[], [],
"""\
mymodule.py
a/__init__.py
from . import sys # a.sys
a/another.py
a/module.py
from .b import y, z # a.b.y, a.b.z
a/exceptions.py
a/sys.py
a/b/__init__.py
from .c import moduleC # a.b.c.moduleC
from .c import d # a.b.c.d
a/b/x.py
a/b/y.py
a/b/z.py
a/b/c/__init__.py
from . import e # a.b.c.e
a/b/c/moduleC.py
#
from . import f # a.b.c.f
from .. import x # a.b.x
from ... import another # a.another
a/b/c/d.py
a/b/c/e.py
a/b/c/f.py
"""]
relative_import_test_3 = [
"a.module",
["a", "a.module"],
["a.bar"],
[],
"""\
a/__init__.py
def foo(): pass
a/module.py
from . import foo
from . import bar
"""]
def open_file(path):
##print "#", os.path.abspath(path)
dirname = os.path.dirname(path)
distutils.dir_util.mkpath(dirname)
return open(path, "w")
def create_package(source):
ofi = None
try:
for line in source.splitlines():
if line.startswith(" ") or line.startswith("\t"):
ofi.write(line.strip() + "\n")
else:
if ofi:
ofi.close()
ofi = open_file(os.path.join(TEST_DIR, line.strip()))
finally:
if ofi:
ofi.close()
class ModuleFinderTest(unittest.TestCase):
def _do_test(self, info, report=False):
import_this, modules, missing, maybe_missing, source = info
create_package(source)
try:
mf = modulefinder.ModuleFinder(path=TEST_PATH)
mf.import_hook(import_this)
if report:
mf.report()
## # This wouldn't work in general when executed several times:
## opath = sys.path[:]
## sys.path = TEST_PATH
## try:
## __import__(import_this)
## except:
## import traceback; traceback.print_exc()
## sys.path = opath
## return
modules = set(modules)
found = set(mf.modules.keys())
more = list(found - modules)
less = list(modules - found)
# check if we found what we expected, not more, not less
self.assertEqual((more, less), ([], []))
# check for missing and maybe missing modules
bad, maybe = mf.any_missing_maybe()
self.assertEqual(bad, missing)
self.assertEqual(maybe, maybe_missing)
finally:
distutils.dir_util.remove_tree(TEST_DIR)
def test_package(self):
self._do_test(package_test)
def test_maybe(self):
self._do_test(maybe_test)
if getattr(__future__, "absolute_import", None):
def test_maybe_new(self):
self._do_test(maybe_test_new)
def test_absolute_imports(self):
self._do_test(absolute_import_test)
def test_relative_imports(self):
self._do_test(relative_import_test)
def test_relative_imports_2(self):
self._do_test(relative_import_test_2)
def test_relative_imports_3(self):
self._do_test(relative_import_test_3)
def test_main():
distutils.log.set_threshold(distutils.log.WARN)
test_support.run_unittest(ModuleFinderTest)
if __name__ == "__main__":
unittest.main()
|