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import io
from unittest.mock import patch
from django.core.exceptions import ImproperlyConfigured
from django.core.files.base import File
from django.test import TestCase
from django.test import override_settings
from storages.backends import ftp
USER = "foo"
PASSWORD = "b@r"
HOST = "localhost"
PORT = 2121
LIST_FIXTURE = """drwxr-xr-x 2 ftp nogroup 4096 Jul 27 09:46 dir
-rw-r--r-- 1 ftp nogroup 1024 Jul 27 09:45 fi
-rw-r--r-- 1 ftp nogroup 2048 Jul 27 09:50 fi2"""
def geturl(scheme="ftp", pwd=PASSWORD):
return URL_TEMPLATE.format(
scheme=scheme, user=USER, passwd=pwd, host=HOST, port=PORT
)
URL_TEMPLATE = "{scheme}://{user}:{passwd}@{host}:{port}/"
URL = geturl()
def list_retrlines(cmd, func):
for line in LIST_FIXTURE.splitlines():
func(line)
class FTPTest(TestCase):
def setUp(self):
self.storage = ftp.FTPStorage(location=URL)
def test_init_no_location(self):
with self.assertRaises(ImproperlyConfigured):
ftp.FTPStorage()
@patch("storages.backends.ftp.setting", return_value=URL)
def test_init_location_from_setting(self, mock_setting):
storage = ftp.FTPStorage()
self.assertTrue(mock_setting.called)
self.assertEqual(storage.location, URL)
def test_decode_location(self):
config = self.storage._decode_location(URL)
wanted_config = {
"passwd": "b@r",
"host": "localhost",
"user": "foo",
"active": False,
"path": "/",
"port": 2121,
"secure": False,
}
self.assertEqual(config, wanted_config)
# Test active FTP
config = self.storage._decode_location("a" + URL)
wanted_config = {
"passwd": "b@r",
"host": "localhost",
"user": "foo",
"active": True,
"path": "/",
"port": 2121,
"secure": False,
}
self.assertEqual(config, wanted_config)
def test_decode_location_error(self):
with self.assertRaises(ImproperlyConfigured):
self.storage._decode_location("foo")
with self.assertRaises(ImproperlyConfigured):
self.storage._decode_location("http://foo.pt")
def test_decode_location_urlchars_password(self):
self.storage._decode_location(geturl(pwd="b#r"))
@override_settings(FTP_STORAGE_LOCATION=URL)
def test_override_settings(self):
storage = ftp.FTPStorage()
self.assertEqual(storage.encoding, "latin-1")
with override_settings(FTP_STORAGE_ENCODING="utf-8"):
storage = ftp.FTPStorage()
self.assertEqual(storage.encoding, "utf-8")
storage = ftp.FTPStorage(encoding="utf-8")
self.assertEqual(storage.encoding, "utf-8")
@patch("ftplib.FTP")
def test_start_connection(self, mock_ftp):
self.storage._start_connection()
self.assertIsNotNone(self.storage._connection)
# Start active
storage = ftp.FTPStorage(location="a" + URL)
storage._start_connection()
@patch("ftplib.FTP", **{"return_value.pwd.side_effect": IOError()})
def test_start_connection_timeout(self, mock_ftp):
self.storage._start_connection()
self.assertIsNotNone(self.storage._connection)
@patch("ftplib.FTP", **{"return_value.connect.side_effect": IOError()})
def test_start_connection_error(self, mock_ftp):
with self.assertRaises(ftp.FTPStorageException):
self.storage._start_connection()
@patch("ftplib.FTP", **{"return_value.quit.return_value": None})
def test_disconnect(self, mock_ftp_quit):
self.storage._start_connection()
self.storage.disconnect()
self.assertIsNone(self.storage._connection)
@patch("ftplib.FTP", **{"return_value.pwd.return_value": "foo"})
def test_mkremdirs(self, mock_ftp):
self.storage._start_connection()
self.storage._mkremdirs("foo/bar")
@patch("ftplib.FTP", **{"return_value.pwd.return_value": "foo"})
def test_mkremdirs_n_subdirectories(self, mock_ftp):
self.storage._start_connection()
self.storage._mkremdirs("foo/bar/null")
@patch(
"ftplib.FTP",
**{
"return_value.pwd.return_value": "foo",
"return_value.storbinary.return_value": None,
},
)
def test_put_file(self, mock_ftp):
self.storage._start_connection()
self.storage._put_file("foo", File(io.BytesIO(b"foo"), "foo"))
@patch(
"ftplib.FTP",
**{
"return_value.pwd.return_value": "foo",
"return_value.storbinary.side_effect": IOError(),
},
)
def test_put_file_error(self, mock_ftp):
self.storage._start_connection()
with self.assertRaises(ftp.FTPStorageException):
self.storage._put_file("foo", File(io.BytesIO(b"foo"), "foo"))
def test_open(self):
remote_file = self.storage._open("foo")
self.assertIsInstance(remote_file, ftp.FTPStorageFile)
@patch("ftplib.FTP", **{"return_value.pwd.return_value": "foo"})
def test_read(self, mock_ftp):
self.storage._start_connection()
self.storage._read("foo")
@patch("ftplib.FTP", **{"return_value.pwd.side_effect": IOError()})
def test_read2(self, mock_ftp):
self.storage._start_connection()
with self.assertRaises(ftp.FTPStorageException):
self.storage._read("foo")
@patch(
"ftplib.FTP",
**{
"return_value.pwd.return_value": "foo",
"return_value.storbinary.return_value": None,
},
)
def test_save(self, mock_ftp):
self.storage._save("foo", File(io.BytesIO(b"foo"), "foo"))
@patch("ftplib.FTP", **{"return_value.retrlines": list_retrlines})
def test_listdir(self, mock_retrlines):
dirs, files = self.storage.listdir("/")
self.assertEqual(len(dirs), 1)
self.assertEqual(dirs, ["dir"])
self.assertEqual(len(files), 2)
self.assertEqual(sorted(files), sorted(["fi", "fi2"]))
@patch("ftplib.FTP", **{"return_value.retrlines.side_effect": IOError()})
def test_listdir_error(self, mock_ftp):
with self.assertRaises(ftp.FTPStorageException):
self.storage.listdir("/")
@patch("ftplib.FTP", **{"return_value.nlst.return_value": ["foo", "foo2"]})
def test_exists(self, mock_ftp):
self.assertTrue(self.storage.exists("foo"))
self.assertFalse(self.storage.exists("bar"))
@patch("ftplib.FTP", **{"return_value.nlst.side_effect": IOError()})
def test_exists_error(self, mock_ftp):
with self.assertRaises(ftp.FTPStorageException):
self.storage.exists("foo")
@patch("ftplib.FTP", **{"return_value.nlst.return_value": ["foo", "foo2"]})
def test_exists_overwrite(self, mock_ftp):
with override_settings(FTP_ALLOW_OVERWRITE=True):
storage = ftp.FTPStorage(location=URL)
self.assertFalse(storage.exists("foo"))
@patch(
"ftplib.FTP",
**{
"return_value.delete.return_value": None,
"return_value.nlst.return_value": ["foo", "foo2"],
},
)
def test_delete(self, mock_ftp):
self.storage.delete("foo")
self.assertTrue(mock_ftp.return_value.delete.called)
@patch("ftplib.FTP", **{"return_value.retrlines": list_retrlines})
def test_size(self, mock_ftp):
self.assertEqual(1024, self.storage.size("fi"))
self.assertEqual(2048, self.storage.size("fi2"))
self.assertEqual(0, self.storage.size("bar"))
@patch("ftplib.FTP", **{"return_value.retrlines.side_effect": IOError()})
def test_size_error(self, mock_ftp):
self.assertEqual(0, self.storage.size("foo"))
def test_url(self):
with self.assertRaises(ValueError):
self.storage.base_url = None
self.storage.url("foo")
self.storage = ftp.FTPStorage(location=URL, base_url="http://foo.bar/")
self.assertEqual("http://foo.bar/foo", self.storage.url("foo"))
class FTPStorageFileTest(TestCase):
def setUp(self):
self.storage = ftp.FTPStorage(location=URL)
@patch("ftplib.FTP", **{"return_value.retrlines": list_retrlines})
def test_size(self, mock_ftp):
file_ = ftp.FTPStorageFile("fi", self.storage, "wb")
self.assertEqual(file_.size, 1024)
@patch("ftplib.FTP", **{"return_value.pwd.return_value": "foo"})
@patch("storages.backends.ftp.FTPStorage._read", return_value=io.BytesIO(b"foo"))
def test_readlines(self, mock_ftp, mock_storage):
file_ = ftp.FTPStorageFile("fi", self.storage, "wb")
self.assertEqual([b"foo"], file_.readlines())
@patch("ftplib.FTP", **{"return_value.pwd.return_value": "foo"})
@patch("storages.backends.ftp.FTPStorage._read", return_value=io.BytesIO(b"foo"))
def test_read(self, mock_ftp, mock_storage):
file_ = ftp.FTPStorageFile("fi", self.storage, "wb")
self.assertEqual(b"foo", file_.read())
def test_write(self):
file_ = ftp.FTPStorageFile("fi", self.storage, "wb")
file_.write(b"foo")
file_.seek(0)
self.assertEqual(file_.file.read(), b"foo")
@patch("ftplib.FTP", **{"return_value.pwd.return_value": "foo"})
@patch("storages.backends.ftp.FTPStorage._read", return_value=io.BytesIO(b"foo"))
def test_close(self, mock_ftp, mock_storage):
file_ = ftp.FTPStorageFile("fi", self.storage, "wb")
file_.is_dirty = True
file_.read()
file_.close()
class FTPTLSTest(TestCase):
def setUp(self):
self.storage = ftp.FTPStorage(location=geturl(scheme="ftps"))
def test_decode_location(self):
wanted_config = {
"passwd": "b@r",
"host": "localhost",
"user": "foo",
"active": False,
"path": "/",
"port": 2121,
"secure": True,
}
self.assertEqual(self.storage._config, wanted_config)
@patch("ftplib.FTP_TLS")
def test_start_connection_calls_prot_p(self, mock_ftp):
self.storage._start_connection()
self.storage._connection.prot_p.assert_called_once()
|
