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import unittest
try:
import paramiko
except ImportError:
raise unittest.SkipTest("boto package not installed, skipping tests")
import io
import os
import stat
from datetime import datetime
from unittest.mock import MagicMock, patch
from django.core.files.base import File
from django.test import TestCase, override_settings
from storages.backends import sftpstorage
class SFTPStorageTest(TestCase):
def setUp(self):
self.storage = sftpstorage.SFTPStorage(host='foo')
def test_init(self):
pass
@patch('paramiko.SSHClient')
def test_no_known_hosts_file(self, mock_ssh):
self.storage._known_host_file = "not_existed_file"
self.storage._connect()
self.assertEqual('foo', mock_ssh.return_value.connect.call_args[0][0])
@patch.object(os.path, "expanduser", return_value="/path/to/known_hosts")
@patch.object(os.path, "exists", return_value=True)
@patch('paramiko.SSHClient')
def test_error_when_known_hosts_file_not_defined(self, mock_ssh, *a):
self.storage._connect()
self.storage._ssh.load_host_keys.assert_called_once_with("/path/to/known_hosts")
@patch('paramiko.SSHClient')
def test_connect(self, mock_ssh):
self.storage._connect()
self.assertEqual('foo', mock_ssh.return_value.connect.call_args[0][0])
def test_open(self):
file_ = self.storage._open('foo')
self.assertIsInstance(file_, sftpstorage.SFTPStorageFile)
@patch('storages.backends.sftpstorage.SFTPStorage.sftp')
def test_read(self, mock_sftp):
self.storage._read('foo')
self.assertTrue(mock_sftp.open.called)
@patch('storages.backends.sftpstorage.SFTPStorage.sftp')
def test_chown(self, mock_sftp):
self.storage._chown('foo', 1, 1)
self.assertEqual(mock_sftp.chown.call_args[0], ('foo', 1, 1))
@patch('storages.backends.sftpstorage.SFTPStorage.sftp')
def test_mkdir(self, mock_sftp):
self.storage._mkdir('foo')
self.assertEqual(mock_sftp.mkdir.call_args[0], ('foo',))
@patch('storages.backends.sftpstorage.SFTPStorage.sftp', **{
'stat.side_effect': (IOError(), True)
})
def test_mkdir_parent(self, mock_sftp):
self.storage._mkdir('bar/foo')
self.assertEqual(mock_sftp.mkdir.call_args_list[0][0], ('bar',))
self.assertEqual(mock_sftp.mkdir.call_args_list[1][0], ('bar/foo',))
@patch('storages.backends.sftpstorage.SFTPStorage.sftp')
def test_save(self, mock_sftp):
self.storage._save('foo', File(io.BytesIO(b'foo'), 'foo'))
self.assertTrue(mock_sftp.open.return_value.write.called)
@patch('storages.backends.sftpstorage.SFTPStorage.sftp', **{
'stat.side_effect': (IOError(), True)
})
def test_save_in_subdir(self, mock_sftp):
self.storage._save('bar/foo', File(io.BytesIO(b'foo'), 'foo'))
self.assertEqual(mock_sftp.mkdir.call_args_list[0][0], ('bar',))
self.assertTrue(mock_sftp.open.return_value.write.called)
@patch('storages.backends.sftpstorage.SFTPStorage.sftp')
def test_delete(self, mock_sftp):
self.storage.delete('foo')
self.assertEqual(mock_sftp.remove.call_args_list[0][0], ('foo',))
@patch('storages.backends.sftpstorage.SFTPStorage.sftp')
def test_exists(self, mock_sftp):
self.assertTrue(self.storage.exists('foo'))
@patch('storages.backends.sftpstorage.SFTPStorage.sftp', **{
'stat.side_effect': IOError()
})
def test_not_exists(self, mock_sftp):
self.assertFalse(self.storage.exists('foo'))
@patch('storages.backends.sftpstorage.SFTPStorage.sftp', **{
'listdir_attr.return_value':
[MagicMock(filename='foo', st_mode=stat.S_IFDIR),
MagicMock(filename='bar', st_mode=None)]})
def test_listdir(self, mock_sftp):
dirs, files = self.storage.listdir('/')
self.assertTrue(dirs)
self.assertTrue(files)
@patch('storages.backends.sftpstorage.SFTPStorage.sftp', **{
'stat.return_value.st_size': 42,
})
def test_size(self, mock_sftp):
self.assertEqual(self.storage.size('foo'), 42)
@patch('storages.backends.sftpstorage.SFTPStorage.sftp', **{
'stat.return_value.st_atime': 1469674684.000000,
})
def test_accessed_time(self, mock_sftp):
self.assertEqual(self.storage.accessed_time('foo'),
datetime(2016, 7, 27, 21, 58, 4))
@patch('storages.backends.sftpstorage.SFTPStorage.sftp', **{
'stat.return_value.st_mtime': 1469674684.000000,
})
def test_modified_time(self, mock_sftp):
self.assertEqual(self.storage.modified_time('foo'),
datetime(2016, 7, 27, 21, 58, 4))
def test_url(self):
self.assertEqual(self.storage.url('foo'), '/media/foo')
# Test custom
self.storage._base_url = 'http://bar.pt/'
self.assertEqual(self.storage.url('foo'), 'http://bar.pt/foo')
# Test error
with self.assertRaises(ValueError):
self.storage._base_url = None
self.storage.url('foo')
@patch('paramiko.transport.Transport', **{
'is_active.side_effect': (True, False)
})
@patch('storages.backends.sftpstorage.SFTPStorage._connect')
def test_sftp(self, connect, transport):
self.assertIsNone(self.storage.sftp)
self.assertTrue(connect.called)
connect.reset_mock()
self.storage._ssh = paramiko.SSHClient()
self.storage._ssh._transport = transport
self.storage._sftp = True
self.assertTrue(self.storage.sftp)
self.assertFalse(connect.called)
self.assertTrue(self.storage.sftp)
self.assertTrue(connect.called)
def test_override_settings(self):
with override_settings(SFTP_STORAGE_ROOT='foo1'):
storage = sftpstorage.SFTPStorage()
self.assertEqual(storage._root_path, 'foo1')
with override_settings(SFTP_STORAGE_ROOT='foo2'):
storage = sftpstorage.SFTPStorage()
self.assertEqual(storage._root_path, 'foo2')
def test_override_class_variable(self):
class MyStorage1(sftpstorage.SFTPStorage):
root_path = 'foo1'
storage = MyStorage1()
self.assertEqual(storage._root_path, 'foo1')
class MyStorage2(sftpstorage.SFTPStorage):
root_path = 'foo2'
storage = MyStorage2()
self.assertEqual(storage._root_path, 'foo2')
def test_override_init_argument(self):
storage = sftpstorage.SFTPStorage(root_path='foo1')
self.assertEqual(storage._root_path, 'foo1')
storage = sftpstorage.SFTPStorage(root_path='foo2')
self.assertEqual(storage._root_path, 'foo2')
class SFTPStorageFileTest(TestCase):
def setUp(self):
self.storage = sftpstorage.SFTPStorage(host='foo')
self.file = sftpstorage.SFTPStorageFile('bar', self.storage, 'wb')
@patch('storages.backends.sftpstorage.SFTPStorage.sftp', **{
'stat.return_value.st_size': 42,
})
def test_size(self, mock_sftp):
self.assertEqual(self.file.size, 42)
@patch('storages.backends.sftpstorage.SFTPStorage.sftp', **{
'open.return_value.read.return_value': b'foo',
})
def test_read(self, mock_sftp):
self.assertEqual(self.file.read(), b'foo')
self.assertTrue(mock_sftp.open.called)
def test_write(self):
self.file.write(b'foo')
self.assertEqual(self.file.file.read(), b'foo')
@patch('storages.backends.sftpstorage.SFTPStorage.sftp')
def test_close(self, mock_sftp):
self.file.write(b'foo')
self.file.close()
self.assertTrue(mock_sftp.open.return_value.write.called)
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