/usr/lib/python2.7/test/test_cgi.py is in libpython2.7-testsuite 2.7.11-7ubuntu1.
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 | from test.test_support import run_unittest, check_warnings
import cgi
import os
import sys
import tempfile
import unittest
from collections import namedtuple
class HackedSysModule:
# The regression test will have real values in sys.argv, which
# will completely confuse the test of the cgi module
argv = []
stdin = sys.stdin
cgi.sys = HackedSysModule()
try:
from cStringIO import StringIO
except ImportError:
from StringIO import StringIO
class ComparableException:
def __init__(self, err):
self.err = err
def __str__(self):
return str(self.err)
def __cmp__(self, anExc):
if not isinstance(anExc, Exception):
return -1
x = cmp(self.err.__class__, anExc.__class__)
if x != 0:
return x
return cmp(self.err.args, anExc.args)
def __getattr__(self, attr):
return getattr(self.err, attr)
def do_test(buf, method):
env = {}
if method == "GET":
fp = None
env['REQUEST_METHOD'] = 'GET'
env['QUERY_STRING'] = buf
elif method == "POST":
fp = StringIO(buf)
env['REQUEST_METHOD'] = 'POST'
env['CONTENT_TYPE'] = 'application/x-www-form-urlencoded'
env['CONTENT_LENGTH'] = str(len(buf))
else:
raise ValueError, "unknown method: %s" % method
try:
return cgi.parse(fp, env, strict_parsing=1)
except StandardError, err:
return ComparableException(err)
parse_strict_test_cases = [
("", ValueError("bad query field: ''")),
("&", ValueError("bad query field: ''")),
("&&", ValueError("bad query field: ''")),
(";", ValueError("bad query field: ''")),
(";&;", ValueError("bad query field: ''")),
# Should the next few really be valid?
("=", {}),
("=&=", {}),
("=;=", {}),
# This rest seem to make sense
("=a", {'': ['a']}),
("&=a", ValueError("bad query field: ''")),
("=a&", ValueError("bad query field: ''")),
("=&a", ValueError("bad query field: 'a'")),
("b=a", {'b': ['a']}),
("b+=a", {'b ': ['a']}),
("a=b=a", {'a': ['b=a']}),
("a=+b=a", {'a': [' b=a']}),
("&b=a", ValueError("bad query field: ''")),
("b&=a", ValueError("bad query field: 'b'")),
("a=a+b&b=b+c", {'a': ['a b'], 'b': ['b c']}),
("a=a+b&a=b+a", {'a': ['a b', 'b a']}),
("x=1&y=2.0&z=2-3.%2b0", {'x': ['1'], 'y': ['2.0'], 'z': ['2-3.+0']}),
("x=1;y=2.0&z=2-3.%2b0", {'x': ['1'], 'y': ['2.0'], 'z': ['2-3.+0']}),
("x=1;y=2.0;z=2-3.%2b0", {'x': ['1'], 'y': ['2.0'], 'z': ['2-3.+0']}),
("Hbc5161168c542333633315dee1182227:key_store_seqid=400006&cuyer=r&view=bustomer&order_id=0bb2e248638833d48cb7fed300000f1b&expire=964546263&lobale=en-US&kid=130003.300038&ss=env",
{'Hbc5161168c542333633315dee1182227:key_store_seqid': ['400006'],
'cuyer': ['r'],
'expire': ['964546263'],
'kid': ['130003.300038'],
'lobale': ['en-US'],
'order_id': ['0bb2e248638833d48cb7fed300000f1b'],
'ss': ['env'],
'view': ['bustomer'],
}),
("group_id=5470&set=custom&_assigned_to=31392&_status=1&_category=100&SUBMIT=Browse",
{'SUBMIT': ['Browse'],
'_assigned_to': ['31392'],
'_category': ['100'],
'_status': ['1'],
'group_id': ['5470'],
'set': ['custom'],
})
]
def first_elts(list):
return map(lambda x:x[0], list)
def first_second_elts(list):
return map(lambda p:(p[0], p[1][0]), list)
def gen_result(data, environ):
fake_stdin = StringIO(data)
fake_stdin.seek(0)
form = cgi.FieldStorage(fp=fake_stdin, environ=environ)
result = {}
for k, v in dict(form).items():
result[k] = isinstance(v, list) and form.getlist(k) or v.value
return result
class CgiTests(unittest.TestCase):
def test_escape(self):
self.assertEqual("test & string", cgi.escape("test & string"))
self.assertEqual("<test string>", cgi.escape("<test string>"))
self.assertEqual(""test string"", cgi.escape('"test string"', True))
def test_strict(self):
for orig, expect in parse_strict_test_cases:
# Test basic parsing
d = do_test(orig, "GET")
self.assertEqual(d, expect, "Error parsing %s" % repr(orig))
d = do_test(orig, "POST")
self.assertEqual(d, expect, "Error parsing %s" % repr(orig))
env = {'QUERY_STRING': orig}
fcd = cgi.FormContentDict(env)
sd = cgi.SvFormContentDict(env)
fs = cgi.FieldStorage(environ=env)
if isinstance(expect, dict):
# test dict interface
self.assertEqual(len(expect), len(fcd))
self.assertItemsEqual(expect.keys(), fcd.keys())
self.assertItemsEqual(expect.values(), fcd.values())
self.assertItemsEqual(expect.items(), fcd.items())
self.assertEqual(fcd.get("nonexistent field", "default"), "default")
self.assertEqual(len(sd), len(fs))
self.assertItemsEqual(sd.keys(), fs.keys())
self.assertEqual(fs.getvalue("nonexistent field", "default"), "default")
# test individual fields
for key in expect.keys():
expect_val = expect[key]
self.assertTrue(fcd.has_key(key))
self.assertItemsEqual(fcd[key], expect[key])
self.assertEqual(fcd.get(key, "default"), fcd[key])
self.assertTrue(fs.has_key(key))
if len(expect_val) > 1:
single_value = 0
else:
single_value = 1
try:
val = sd[key]
except IndexError:
self.assertFalse(single_value)
self.assertEqual(fs.getvalue(key), expect_val)
else:
self.assertTrue(single_value)
self.assertEqual(val, expect_val[0])
self.assertEqual(fs.getvalue(key), expect_val[0])
self.assertItemsEqual(sd.getlist(key), expect_val)
if single_value:
self.assertItemsEqual(sd.values(),
first_elts(expect.values()))
self.assertItemsEqual(sd.items(),
first_second_elts(expect.items()))
def test_weird_formcontentdict(self):
# Test the weird FormContentDict classes
env = {'QUERY_STRING': "x=1&y=2.0&z=2-3.%2b0&1=1abc"}
expect = {'x': 1, 'y': 2.0, 'z': '2-3.+0', '1': '1abc'}
d = cgi.InterpFormContentDict(env)
for k, v in expect.items():
self.assertEqual(d[k], v)
for k, v in d.items():
self.assertEqual(expect[k], v)
self.assertItemsEqual(expect.values(), d.values())
def test_log(self):
cgi.log("Testing")
cgi.logfp = StringIO()
cgi.initlog("%s", "Testing initlog 1")
cgi.log("%s", "Testing log 2")
self.assertEqual(cgi.logfp.getvalue(), "Testing initlog 1\nTesting log 2\n")
if os.path.exists("/dev/null"):
cgi.logfp = None
cgi.logfile = "/dev/null"
cgi.initlog("%s", "Testing log 3")
cgi.log("Testing log 4")
def test_fieldstorage_readline(self):
# FieldStorage uses readline, which has the capacity to read all
# contents of the input file into memory; we use readline's size argument
# to prevent that for files that do not contain any newlines in
# non-GET/HEAD requests
class TestReadlineFile:
def __init__(self, file):
self.file = file
self.numcalls = 0
def readline(self, size=None):
self.numcalls += 1
if size:
return self.file.readline(size)
else:
return self.file.readline()
def __getattr__(self, name):
file = self.__dict__['file']
a = getattr(file, name)
if not isinstance(a, int):
setattr(self, name, a)
return a
f = TestReadlineFile(tempfile.TemporaryFile())
f.write('x' * 256 * 1024)
f.seek(0)
env = {'REQUEST_METHOD':'PUT'}
fs = cgi.FieldStorage(fp=f, environ=env)
# if we're not chunking properly, readline is only called twice
# (by read_binary); if we are chunking properly, it will be called 5 times
# as long as the chunksize is 1 << 16.
self.assertGreater(f.numcalls, 2)
def test_fieldstorage_invalid(self):
fs = cgi.FieldStorage()
self.assertFalse(fs)
self.assertRaises(TypeError, bool(fs))
self.assertEqual(list(fs), list(fs.keys()))
fs.list.append(namedtuple('MockFieldStorage', 'name')('fieldvalue'))
self.assertTrue(fs)
def test_fieldstorage_multipart(self):
#Test basic FieldStorage multipart parsing
env = {'REQUEST_METHOD':'POST', 'CONTENT_TYPE':'multipart/form-data; boundary=---------------------------721837373350705526688164684', 'CONTENT_LENGTH':'558'}
postdata = """-----------------------------721837373350705526688164684
Content-Disposition: form-data; name="id"
1234
-----------------------------721837373350705526688164684
Content-Disposition: form-data; name="title"
-----------------------------721837373350705526688164684
Content-Disposition: form-data; name="file"; filename="test.txt"
Content-Type: text/plain
Testing 123.
-----------------------------721837373350705526688164684
Content-Disposition: form-data; name="submit"
Add\x20
-----------------------------721837373350705526688164684--
"""
fs = cgi.FieldStorage(fp=StringIO(postdata), environ=env)
self.assertEqual(len(fs.list), 4)
expect = [{'name':'id', 'filename':None, 'value':'1234'},
{'name':'title', 'filename':None, 'value':''},
{'name':'file', 'filename':'test.txt','value':'Testing 123.\n'},
{'name':'submit', 'filename':None, 'value':' Add '}]
for x in range(len(fs.list)):
for k, exp in expect[x].items():
got = getattr(fs.list[x], k)
self.assertEqual(got, exp)
def test_fieldstorage_multipart_maxline(self):
# Issue #18167
maxline = 1 << 16
self.maxDiff = None
def check(content):
data = """
---123
Content-Disposition: form-data; name="upload"; filename="fake.txt"
Content-Type: text/plain
%s
---123--
""".replace('\n', '\r\n') % content
environ = {
'CONTENT_LENGTH': str(len(data)),
'CONTENT_TYPE': 'multipart/form-data; boundary=-123',
'REQUEST_METHOD': 'POST',
}
self.assertEqual(gen_result(data, environ), {'upload': content})
check('x' * (maxline - 1))
check('x' * (maxline - 1) + '\r')
check('x' * (maxline - 1) + '\r' + 'y' * (maxline - 1))
_qs_result = {
'key1': 'value1',
'key2': ['value2x', 'value2y'],
'key3': 'value3',
'key4': 'value4'
}
def testQSAndUrlEncode(self):
data = "key2=value2x&key3=value3&key4=value4"
environ = {
'CONTENT_LENGTH': str(len(data)),
'CONTENT_TYPE': 'application/x-www-form-urlencoded',
'QUERY_STRING': 'key1=value1&key2=value2y',
'REQUEST_METHOD': 'POST',
}
v = gen_result(data, environ)
self.assertEqual(self._qs_result, v)
def testQSAndFormData(self):
data = """
---123
Content-Disposition: form-data; name="key2"
value2y
---123
Content-Disposition: form-data; name="key3"
value3
---123
Content-Disposition: form-data; name="key4"
value4
---123--
"""
environ = {
'CONTENT_LENGTH': str(len(data)),
'CONTENT_TYPE': 'multipart/form-data; boundary=-123',
'QUERY_STRING': 'key1=value1&key2=value2x',
'REQUEST_METHOD': 'POST',
}
v = gen_result(data, environ)
self.assertEqual(self._qs_result, v)
def testQSAndFormDataFile(self):
data = """
---123
Content-Disposition: form-data; name="key2"
value2y
---123
Content-Disposition: form-data; name="key3"
value3
---123
Content-Disposition: form-data; name="key4"
value4
---123
Content-Disposition: form-data; name="upload"; filename="fake.txt"
Content-Type: text/plain
this is the content of the fake file
---123--
"""
environ = {
'CONTENT_LENGTH': str(len(data)),
'CONTENT_TYPE': 'multipart/form-data; boundary=-123',
'QUERY_STRING': 'key1=value1&key2=value2x',
'REQUEST_METHOD': 'POST',
}
result = self._qs_result.copy()
result.update({
'upload': 'this is the content of the fake file\n'
})
v = gen_result(data, environ)
self.assertEqual(result, v)
def test_deprecated_parse_qs(self):
# this func is moved to urlparse, this is just a sanity check
with check_warnings(('cgi.parse_qs is deprecated, use urlparse.'
'parse_qs instead', PendingDeprecationWarning)):
self.assertEqual({'a': ['A1'], 'B': ['B3'], 'b': ['B2']},
cgi.parse_qs('a=A1&b=B2&B=B3'))
def test_deprecated_parse_qsl(self):
# this func is moved to urlparse, this is just a sanity check
with check_warnings(('cgi.parse_qsl is deprecated, use urlparse.'
'parse_qsl instead', PendingDeprecationWarning)):
self.assertEqual([('a', 'A1'), ('b', 'B2'), ('B', 'B3')],
cgi.parse_qsl('a=A1&b=B2&B=B3'))
def test_parse_header(self):
self.assertEqual(
cgi.parse_header("text/plain"),
("text/plain", {}))
self.assertEqual(
cgi.parse_header("text/vnd.just.made.this.up ; "),
("text/vnd.just.made.this.up", {}))
self.assertEqual(
cgi.parse_header("text/plain;charset=us-ascii"),
("text/plain", {"charset": "us-ascii"}))
self.assertEqual(
cgi.parse_header('text/plain ; charset="us-ascii"'),
("text/plain", {"charset": "us-ascii"}))
self.assertEqual(
cgi.parse_header('text/plain ; charset="us-ascii"; another=opt'),
("text/plain", {"charset": "us-ascii", "another": "opt"}))
self.assertEqual(
cgi.parse_header('attachment; filename="silly.txt"'),
("attachment", {"filename": "silly.txt"}))
self.assertEqual(
cgi.parse_header('attachment; filename="strange;name"'),
("attachment", {"filename": "strange;name"}))
self.assertEqual(
cgi.parse_header('attachment; filename="strange;name";size=123;'),
("attachment", {"filename": "strange;name", "size": "123"}))
self.assertEqual(
cgi.parse_header('form-data; name="files"; filename="fo\\"o;bar"'),
("form-data", {"name": "files", "filename": 'fo"o;bar'}))
def test_main():
run_unittest(CgiTests)
if __name__ == '__main__':
test_main()
|