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# coding: utf-8
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"""Tests for the notebook manager."""
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from __future__ import print_function
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import logging
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import os
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from tornado.web import HTTPError
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from unittest import TestCase
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from tempfile import NamedTemporaryFile
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from IPython.nbformat import v4 as nbformat
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from IPython.utils.tempdir import TemporaryDirectory
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from IPython.utils.traitlets import TraitError
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from IPython.html.utils import url_path_join
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from IPython.testing import decorators as dec
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from ..filemanager import FileContentsManager
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from ..manager import ContentsManager
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class TestFileContentsManager(TestCase):
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def test_root_dir(self):
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with TemporaryDirectory() as td:
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fm = FileContentsManager(root_dir=td)
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self.assertEqual(fm.root_dir, td)
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def test_missing_root_dir(self):
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with TemporaryDirectory() as td:
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root = os.path.join(td, 'notebook', 'dir', 'is', 'missing')
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self.assertRaises(TraitError, FileContentsManager, root_dir=root)
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def test_invalid_root_dir(self):
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with NamedTemporaryFile() as tf:
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self.assertRaises(TraitError, FileContentsManager, root_dir=tf.name)
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def test_get_os_path(self):
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# full filesystem path should be returned with correct operating system
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# separators.
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with TemporaryDirectory() as td:
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root = td
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fm = FileContentsManager(root_dir=root)
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path = fm._get_os_path('/path/to/notebook/test.ipynb')
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rel_path_list = '/path/to/notebook/test.ipynb'.split('/')
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fs_path = os.path.join(fm.root_dir, *rel_path_list)
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self.assertEqual(path, fs_path)
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fm = FileContentsManager(root_dir=root)
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path = fm._get_os_path('test.ipynb')
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fs_path = os.path.join(fm.root_dir, 'test.ipynb')
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self.assertEqual(path, fs_path)
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fm = FileContentsManager(root_dir=root)
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path = fm._get_os_path('////test.ipynb')
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fs_path = os.path.join(fm.root_dir, 'test.ipynb')
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self.assertEqual(path, fs_path)
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def test_checkpoint_subdir(self):
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subd = u'sub ∂ir'
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cp_name = 'test-cp.ipynb'
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with TemporaryDirectory() as td:
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root = td
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os.mkdir(os.path.join(td, subd))
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fm = FileContentsManager(root_dir=root)
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cp_dir = fm.get_checkpoint_path('cp', 'test.ipynb')
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cp_subdir = fm.get_checkpoint_path('cp', '/%s/test.ipynb' % subd)
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self.assertNotEqual(cp_dir, cp_subdir)
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self.assertEqual(cp_dir, os.path.join(root, fm.checkpoint_dir, cp_name))
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self.assertEqual(cp_subdir, os.path.join(root, subd, fm.checkpoint_dir, cp_name))
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class TestContentsManager(TestCase):
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def setUp(self):
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self._temp_dir = TemporaryDirectory()
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self.td = self._temp_dir.name
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self.contents_manager = FileContentsManager(
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root_dir=self.td,
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log=logging.getLogger()
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)
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def tearDown(self):
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self._temp_dir.cleanup()
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def make_dir(self, abs_path, rel_path):
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"""make subdirectory, rel_path is the relative path
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to that directory from the location where the server started"""
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os_path = os.path.join(abs_path, rel_path)
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try:
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os.makedirs(os_path)
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except OSError:
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print("Directory already exists: %r" % os_path)
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return os_path
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def add_code_cell(self, nb):
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output = nbformat.new_output("display_data", {'application/javascript': "alert('hi');"})
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cell = nbformat.new_code_cell("print('hi')", outputs=[output])
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nb.cells.append(cell)
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def new_notebook(self):
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cm = self.contents_manager
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model = cm.create_file()
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name = model['name']
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path = model['path']
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full_model = cm.get_model(path)
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nb = full_model['content']
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self.add_code_cell(nb)
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cm.save(full_model, path)
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return nb, name, path
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def test_create_file(self):
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cm = self.contents_manager
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# Test in root directory
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model = cm.create_file()
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assert isinstance(model, dict)
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self.assertIn('name', model)
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self.assertIn('path', model)
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self.assertEqual(model['name'], 'Untitled0.ipynb')
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self.assertEqual(model['path'], 'Untitled0.ipynb')
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# Test in sub-directory
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sub_dir = '/foo/'
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self.make_dir(cm.root_dir, 'foo')
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model = cm.create_file(path=sub_dir)
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assert isinstance(model, dict)
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self.assertIn('name', model)
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self.assertIn('path', model)
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self.assertEqual(model['name'], 'Untitled0.ipynb')
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self.assertEqual(model['path'], 'foo/Untitled0.ipynb')
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def test_get(self):
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cm = self.contents_manager
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# Create a notebook
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model = cm.create_file()
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name = model['name']
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path = model['path']
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# Check that we 'get' on the notebook we just created
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model2 = cm.get_model(path)
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assert isinstance(model2, dict)
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self.assertIn('name', model2)
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self.assertIn('path', model2)
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self.assertEqual(model['name'], name)
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self.assertEqual(model['path'], path)
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# Test in sub-directory
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sub_dir = '/foo/'
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self.make_dir(cm.root_dir, 'foo')
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model = cm.create_file(path=sub_dir, ext='.ipynb')
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model2 = cm.get_model(sub_dir + name)
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assert isinstance(model2, dict)
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self.assertIn('name', model2)
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self.assertIn('path', model2)
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self.assertIn('content', model2)
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self.assertEqual(model2['name'], 'Untitled0.ipynb')
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self.assertEqual(model2['path'], '{0}/{1}'.format(sub_dir.strip('/'), name))
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@dec.skip_win32
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def test_bad_symlink(self):
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cm = self.contents_manager
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path = 'test bad symlink'
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os_path = self.make_dir(cm.root_dir, path)
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file_model = cm.create_file(path=path, ext='.txt')
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# create a broken symlink
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os.symlink("target", os.path.join(os_path, "bad symlink"))
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model = cm.get_model(path)
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self.assertEqual(model['content'], [file_model])
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@dec.skip_win32
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def test_good_symlink(self):
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cm = self.contents_manager
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parent = 'test good symlink'
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name = 'good symlink'
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path = '{0}/{1}'.format(parent, name)
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os_path = self.make_dir(cm.root_dir, parent)
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file_model = cm.create_file(path=parent, ext='.txt')
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# create a good symlink
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os.symlink(file_model['name'], os.path.join(os_path, name))
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symlink_model = cm.get_model(path, content=False)
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dir_model = cm.get_model(parent)
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self.assertEqual(
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sorted(dir_model['content'], key=lambda x: x['name']),
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[symlink_model, file_model],
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)
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def test_update(self):
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cm = self.contents_manager
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# Create a notebook
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model = cm.create_file()
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name = model['name']
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path = model['path']
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# Change the name in the model for rename
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model['path'] = 'test.ipynb'
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model = cm.update(model, path)
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assert isinstance(model, dict)
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self.assertIn('name', model)
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self.assertIn('path', model)
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self.assertEqual(model['name'], 'test.ipynb')
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# Make sure the old name is gone
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self.assertRaises(HTTPError, cm.get_model, path)
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# Test in sub-directory
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# Create a directory and notebook in that directory
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sub_dir = '/foo/'
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self.make_dir(cm.root_dir, 'foo')
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model = cm.create_file(None, sub_dir)
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name = model['name']
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path = model['path']
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# Change the name in the model for rename
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d = path.rsplit('/', 1)[0]
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new_path = model['path'] = d + '/test_in_sub.ipynb'
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model = cm.update(model, path)
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assert isinstance(model, dict)
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self.assertIn('name', model)
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self.assertIn('path', model)
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self.assertEqual(model['name'], 'test_in_sub.ipynb')
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self.assertEqual(model['path'], new_path)
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# Make sure the old name is gone
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self.assertRaises(HTTPError, cm.get_model, path)
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def test_save(self):
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cm = self.contents_manager
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# Create a notebook
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model = cm.create_file()
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name = model['name']
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path = model['path']
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# Get the model with 'content'
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full_model = cm.get_model(path)
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# Save the notebook
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model = cm.save(full_model, path)
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assert isinstance(model, dict)
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self.assertIn('name', model)
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self.assertIn('path', model)
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self.assertEqual(model['name'], name)
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self.assertEqual(model['path'], path)
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# Test in sub-directory
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# Create a directory and notebook in that directory
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sub_dir = '/foo/'
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self.make_dir(cm.root_dir, 'foo')
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model = cm.create_file(None, sub_dir)
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name = model['name']
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path = model['path']
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model = cm.get_model(path)
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# Change the name in the model for rename
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model = cm.save(model, path)
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assert isinstance(model, dict)
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self.assertIn('name', model)
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self.assertIn('path', model)
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self.assertEqual(model['name'], 'Untitled0.ipynb')
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self.assertEqual(model['path'], 'foo/Untitled0.ipynb')
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def test_delete(self):
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cm = self.contents_manager
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# Create a notebook
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nb, name, path = self.new_notebook()
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# Delete the notebook
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cm.delete(path)
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# Check that a 'get' on the deleted notebook raises and error
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self.assertRaises(HTTPError, cm.get_model, path)
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def test_copy(self):
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cm = self.contents_manager
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parent = u'å b'
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name = u'nb √.ipynb'
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path = u'{0}/{1}'.format(parent, name)
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os.mkdir(os.path.join(cm.root_dir, parent))
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orig = cm.create_file(path=path)
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# copy with unspecified name
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copy = cm.copy(path)
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self.assertEqual(copy['name'], orig['name'].replace('.ipynb', '-Copy0.ipynb'))
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# copy with specified name
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copy2 = cm.copy(path, u'å b/copy 2.ipynb')
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self.assertEqual(copy2['name'], u'copy 2.ipynb')
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self.assertEqual(copy2['path'], u'å b/copy 2.ipynb')
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def test_trust_notebook(self):
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cm = self.contents_manager
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nb, name, path = self.new_notebook()
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untrusted = cm.get_model(path)['content']
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assert not cm.notary.check_cells(untrusted)
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# print(untrusted)
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cm.trust_notebook(path)
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trusted = cm.get_model(path)['content']
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# print(trusted)
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assert cm.notary.check_cells(trusted)
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def test_mark_trusted_cells(self):
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cm = self.contents_manager
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nb, name, path = self.new_notebook()
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cm.mark_trusted_cells(nb, path)
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for cell in nb.cells:
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if cell.cell_type == 'code':
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assert not cell.metadata.trusted
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cm.trust_notebook(path)
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nb = cm.get_model(path)['content']
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for cell in nb.cells:
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if cell.cell_type == 'code':
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assert cell.metadata.trusted
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def test_check_and_sign(self):
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cm = self.contents_manager
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nb, name, path = self.new_notebook()
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cm.mark_trusted_cells(nb, path)
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cm.check_and_sign(nb, path)
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assert not cm.notary.check_signature(nb)
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cm.trust_notebook(path)
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nb = cm.get_model(path)['content']
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cm.mark_trusted_cells(nb, path)
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cm.check_and_sign(nb, path)
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assert cm.notary.check_signature(nb)
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