Allow root user to run tests.

Dockerfile

@@ -2,7 +2,7 @@
 # Another Docker container should inherit with `FROM jupyter/notebook`
 # to run actual services.
 #
-# For opinionated stacks of ready-to-run Jupyter applications in Docker, 
+# For opinionated stacks of ready-to-run Jupyter applications in Docker,
 # check out docker-stacks <https://github.com/jupyter/docker-stacks>
 
 FROM jupyter/ubuntu_14_04_locale_fix
@@ -109,4 +109,4 @@ WORKDIR /notebooks
 EXPOSE 8888
 
 ENTRYPOINT ["tini", "--"]
-CMD ["jupyter", "notebook", "--no-browser"]
+CMD ["jupyter", "notebook", "--no-browser", "--allow-root"]

notebook/tests/launchnotebook.py

@@ -34,7 +34,7 @@ class TimeoutError(Exception):
 
 class NotebookTestBase(TestCase):
     """A base class for tests that need a running notebook.
-    
+
     This create some empty config and runtime directories
     and then starts the notebook server with them.
     """
@@ -60,7 +60,7 @@ def wait_until_alive(cls):
                 return
 
         raise TimeoutError("The notebook server didn't start up correctly.")
-    
+
     @classmethod
     def wait_until_dead(cls):
         """Wait for the server process to terminate after shutdown"""
@@ -85,7 +85,7 @@ def setup_class(cls):
         cls.data_dir = data_dir
         cls.runtime_dir = TemporaryDirectory()
         cls.notebook_dir = TemporaryDirectory()
-        
+
         started = Event()
         def start_thread():
             app = cls.notebook = NotebookApp(
@@ -98,6 +98,7 @@ def start_thread():
                 notebook_dir=cls.notebook_dir.name,
                 base_url=cls.url_prefix,
                 config=cls.config,
+                allow_root=True,
             )
             # don't register signal handler during tests
             app.init_signal = lambda : None

notebook/tests/test_notebookapp.py

@@ -77,7 +77,7 @@ def test_nb_dir_root():
 def test_generate_config():
     with TemporaryDirectory() as td:
         app = NotebookApp(config_dir=td)
-        app.initialize(['--generate-config'])
+        app.initialize(['--generate-config', '--allow-root'])
         with nt.assert_raises(NoStart):
             app.start()
         assert os.path.exists(os.path.join(td, 'jupyter_notebook_config.py'))