output

start
test_mock (test_upload.UploaderTest) ... FAIL
NoneType: None

======================================================================
FAIL: test_mock (test_upload.UploaderTest)
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Traceback (most recent call last):
  File "/usr/local/Cellar/python/3.7.1/Frameworks/Python.framework/Versions/3.7/lib/python3.7/unittest/mock.py", line 1191, in patched
    return func(*args, **keywargs)
  File "/Users/david.somers-harris/git/ghe/ghe/costallocator/test_upload.py", line 19, in test_mock
    self.assertIsInstance(self.uploader.client, unittest.mock.Mock)
AssertionError: <boxsdk.client.client.Client object at 0x1032f1a20> is not an instance of <class 'unittest.mock.Mock'>

----------------------------------------------------------------------
Ran 1 test in 0.004s

FAILED (failures=1)

test_upload.py

import io
import unittest
from unittest.mock import patch

import boxsdk
import upload

class UploaderTest(unittest.TestCase):
    def setUp(self):
        self.patcher = patch('boxsdk.Client')
        self.mock_client = self.patcher.start()
        self.uploader = upload.Uploader('fake_client_id', 'fake_client_secret', 'fake_token')

    def tearDown(self):
        self.patcher.stop()

    @patch('boxsdk.Client')
    def test_mock(self, MockClient):
        self.assertIsInstance(self.uploader.client, unittest.mock.Mock)

"""  @patch('boxsdk.Client')
    def test_auth(self, MockClient):
        self.assertIsInstance(self.uploader.client, boxsdk.Client)

    @patch('boxsdk.Client')
    def test_upload(self, MockClient):
        #MockClient.return_value.folder.return_value.upload_stream.return_value =
        stream = io.StringIO('test')
        boxfile = self.uploader.upload(stream, 'test.txt', '60844312510')
        self.assertIsInstance(boxfile, boxsdk.object.file.File)
 """

upload.py

import boxsdk
from boxsdk import Client, OAuth2

class Uploader:
    def __init__(self, box_client_id, box_client_secret, box_token):
        oauth2 = OAuth2(box_client_id,
                        box_client_secret,
                        access_token=box_token)
        self.client = Client(oauth2)

    def upload(self, stream, filename, folder):
        return self.client.folder(folder).upload_stream(stream, filename)