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import unittest
import requests
from requests_file import FileAdapter
import os, stat
import tempfile
import shutil
import platform
class FileRequestTestCase(unittest.TestCase):
def setUp(self):
self._session = requests.Session()
self._session.mount("file://", FileAdapter())
def _pathToURL(self, path):
"""Convert a filesystem path to a URL path"""
urldrive, urlpath = os.path.splitdrive(path)
# Split the path on the os spearator and recombine it with / as the
# separator. There probably aren't any OS's that allow / as a path
# component, but just in case, encode any remaining /'s.
urlsplit = (part.replace("/", "%2F") for part in urlpath.split(os.sep))
urlpath = "/".join(urlsplit)
# Encode /'s in the drive for the imaginary case where that can be a thing
urldrive = urldrive.replace("/", "%2F")
# Add the leading /. If there is a drive component, this needs to be
# placed before the drive.
urldrive = "/" + urldrive
return urldrive + urlpath
def test_fetch_regular(self):
# Fetch this file using requests
with open(__file__, "rb") as f:
testdata = f.read()
response = self._session.get(
"file://%s" % self._pathToURL(os.path.abspath(__file__))
)
self.assertEqual(response.status_code, requests.codes.ok)
self.assertEqual(response.headers["Content-Length"], str(len(testdata)))
self.assertEqual(response.content, testdata)
self.assertEqual(response.url, "file://%s" % self._pathToURL(os.path.abspath(__file__)))
self.assertIsInstance(response.request, requests.PreparedRequest)
response.close()
def test_fetch_missing(self):
# Fetch a file that (hopefully) doesn't exist, look for a 404
response = self._session.get("file:///no/such/path")
self.assertEqual(response.status_code, requests.codes.not_found)
self.assertTrue(response.text)
self.assertEqual(response.url, "file:///no/such/path")
self.assertIsInstance(response.request, requests.PreparedRequest)
# Ensure the missing file's path is in the response reason
self.assertIn("/no/such/path", response.reason)
response.close()
@unittest.skipIf(
hasattr(os, "geteuid") and os.geteuid() == 0,
"Skipping permissions test since running as root",
)
def test_fetch_no_access(self):
# Create a file and remove read permissions, try to get a 403
# probably doesn't work on windows
with tempfile.NamedTemporaryFile() as tmp:
os.chmod(tmp.name, 0)
response = self._session.get(
"file://%s" % self._pathToURL(os.path.abspath(tmp.name))
)
self.assertEqual(response.status_code, requests.codes.forbidden)
self.assertTrue(response.text)
self.assertEqual(response.url, "file://%s" % self._pathToURL(os.path.abspath(tmp.name)))
self.assertIn(os.path.abspath(tmp.name), response.reason)
response.close()
@unittest.skipIf(platform.system() == "Windows", "skipping locale test on windows")
def test_fetch_missing_localized(self):
# Make sure translated error messages don't cause any problems
import locale
saved_locale = locale.setlocale(locale.LC_MESSAGES, None)
try:
locale.setlocale(locale.LC_MESSAGES, "ru_RU.UTF-8")
response = self._session.get("file:///no/such/path")
self.assertEqual(response.status_code, requests.codes.not_found)
self.assertTrue(response.text)
self.assertEqual(response.url, "file:///no/such/path")
self.assertIn("/no/such/path", response.reason)
response.close()
except locale.Error:
unittest.SkipTest("ru_RU.UTF-8 locale not available")
finally:
locale.setlocale(locale.LC_MESSAGES, saved_locale)
def test_head(self):
# Check that HEAD returns the content-length
testlen = os.stat(__file__).st_size
response = self._session.head(
"file://%s" % self._pathToURL(os.path.abspath(__file__))
)
self.assertEqual(response.status_code, requests.codes.ok)
self.assertEqual(response.headers["Content-Length"], str(testlen))
self.assertEqual(response.url, "file://%s" % self._pathToURL(os.path.abspath(__file__)))
response.close()
def test_fetch_post(self):
# Make sure that non-GET methods are rejected
self.assertRaises(
ValueError,
self._session.post,
("file://%s" % self._pathToURL(os.path.abspath(__file__))),
)
def test_fetch_nonlocal(self):
# Make sure that network locations are rejected
self.assertRaises(
ValueError,
self._session.get,
("file://example.com%s" % self._pathToURL(os.path.abspath(__file__))),
)
self.assertRaises(
ValueError,
self._session.get,
("file://localhost:8080%s" % self._pathToURL(os.path.abspath(__file__))),
)
# localhost is ok, though
with open(__file__, "rb") as f:
testdata = f.read()
response = self._session.get(
"file://localhost%s" % self._pathToURL(os.path.abspath(__file__))
)
self.assertEqual(response.status_code, requests.codes.ok)
self.assertEqual(response.content, testdata)
response.close()
def test_funny_names(self):
testdata = "yo wassup man\n".encode("ascii")
tmpdir = tempfile.mkdtemp()
try:
with open(os.path.join(tmpdir, "spa ces"), "w+b") as space_file:
space_file.write(testdata)
space_file.flush()
response = self._session.get(
"file://%s/spa%%20ces" % self._pathToURL(tmpdir)
)
self.assertEqual(response.status_code, requests.codes.ok)
self.assertEqual(response.content, testdata)
response.close()
with open(os.path.join(tmpdir, "per%cent"), "w+b") as percent_file:
percent_file.write(testdata)
percent_file.flush()
response = self._session.get(
"file://%s/per%%25cent" % self._pathToURL(tmpdir)
)
self.assertEqual(response.status_code, requests.codes.ok)
self.assertEqual(response.content, testdata)
response.close()
# percent-encoded directory separators should be rejected
with open(os.path.join(tmpdir, "badname"), "w+b") as bad_file:
response = self._session.get(
"file://%s%%%Xbadname" % (self._pathToURL(tmpdir), ord(os.sep))
)
self.assertEqual(response.status_code, requests.codes.not_found)
response.close()
finally:
shutil.rmtree(tmpdir)
def test_close(self):
# Open a request for this file
response = self._session.get(
"file://%s" % self._pathToURL(os.path.abspath(__file__))
)
# Try closing it
response.close()
def test_missing_close(self):
# Make sure non-200 responses can be closed
response = self._session.get("file:///no/such/path")
response.close()
@unittest.skipIf(platform.system() != "Windows", "skipping windows URL test")
def test_windows_legacy(self):
"""Test |-encoded drive characters on Windows"""
with open(__file__, "rb") as f:
testdata = f.read()
drive, path = os.path.splitdrive(os.path.abspath(__file__))
response = self._session.get(
"file:///%s|%s" % (drive[:-1], path.replace(os.sep, "/"))
)
self.assertEqual(response.status_code, requests.codes.ok)
self.assertEqual(response.headers["Content-Length"], len(testdata))
self.assertEqual(response.content, testdata)
response.close()
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