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# coding: utf-8
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"""Test the notebooks webservice API."""
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import io
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import json
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import os
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import shutil
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from unicodedata import normalize
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pjoin = os.path.join
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import requests
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from IPython.html.utils import url_path_join, url_escape
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from IPython.html.tests.launchnotebook import NotebookTestBase, assert_http_error
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from IPython.nbformat import current
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from IPython.nbformat.current import (new_notebook, write, read, new_worksheet,
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new_heading_cell, to_notebook_json)
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from IPython.nbformat import v2
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from IPython.utils import py3compat
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from IPython.utils.data import uniq_stable
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class NBAPI(object):
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"""Wrapper for notebook API calls."""
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def __init__(self, base_url):
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self.base_url = base_url
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def _req(self, verb, path, body=None):
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response = requests.request(verb,
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url_path_join(self.base_url, 'api/notebooks', path),
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data=body,
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)
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response.raise_for_status()
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return response
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def list(self, path='/'):
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return self._req('GET', path)
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def read(self, name, path='/'):
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return self._req('GET', url_path_join(path, name))
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def create_untitled(self, path='/'):
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return self._req('POST', path)
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def upload_untitled(self, body, path='/'):
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return self._req('POST', path, body)
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def copy_untitled(self, copy_from, path='/'):
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body = json.dumps({'copy_from':copy_from})
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return self._req('POST', path, body)
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def create(self, name, path='/'):
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return self._req('PUT', url_path_join(path, name))
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def upload(self, name, body, path='/'):
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return self._req('PUT', url_path_join(path, name), body)
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def copy(self, copy_from, copy_to, path='/'):
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body = json.dumps({'copy_from':copy_from})
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return self._req('PUT', url_path_join(path, copy_to), body)
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def save(self, name, body, path='/'):
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return self._req('PUT', url_path_join(path, name), body)
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def delete(self, name, path='/'):
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return self._req('DELETE', url_path_join(path, name))
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def rename(self, name, path, new_name):
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body = json.dumps({'name': new_name})
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return self._req('PATCH', url_path_join(path, name), body)
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def get_checkpoints(self, name, path):
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return self._req('GET', url_path_join(path, name, 'checkpoints'))
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def new_checkpoint(self, name, path):
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return self._req('POST', url_path_join(path, name, 'checkpoints'))
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def restore_checkpoint(self, name, path, checkpoint_id):
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return self._req('POST', url_path_join(path, name, 'checkpoints', checkpoint_id))
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def delete_checkpoint(self, name, path, checkpoint_id):
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return self._req('DELETE', url_path_join(path, name, 'checkpoints', checkpoint_id))
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class APITest(NotebookTestBase):
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"""Test the kernels web service API"""
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dirs_nbs = [('', 'inroot'),
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('Directory with spaces in', 'inspace'),
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(u'unicodé', 'innonascii'),
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('foo', 'a'),
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('foo', 'b'),
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('foo', 'name with spaces'),
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('foo', u'unicodé'),
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('foo/bar', 'baz'),
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(u'å b', u'ç d')
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]
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dirs = uniq_stable([d for (d,n) in dirs_nbs])
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del dirs[0] # remove ''
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def setUp(self):
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nbdir = self.notebook_dir.name
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for d in self.dirs:
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d.replace('/', os.sep)
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if not os.path.isdir(pjoin(nbdir, d)):
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os.mkdir(pjoin(nbdir, d))
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for d, name in self.dirs_nbs:
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d = d.replace('/', os.sep)
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with io.open(pjoin(nbdir, d, '%s.ipynb' % name), 'w') as f:
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nb = new_notebook(name=name)
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write(nb, f, format='ipynb')
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self.nb_api = NBAPI(self.base_url())
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def tearDown(self):
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nbdir = self.notebook_dir.name
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for dname in ['foo', 'Directory with spaces in', u'unicodé', u'å b']:
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shutil.rmtree(pjoin(nbdir, dname), ignore_errors=True)
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if os.path.isfile(pjoin(nbdir, 'inroot.ipynb')):
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os.unlink(pjoin(nbdir, 'inroot.ipynb'))
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def test_list_notebooks(self):
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nbs = self.nb_api.list().json()
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self.assertEqual(len(nbs), 1)
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self.assertEqual(nbs[0]['name'], 'inroot.ipynb')
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nbs = self.nb_api.list('/Directory with spaces in/').json()
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self.assertEqual(len(nbs), 1)
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self.assertEqual(nbs[0]['name'], 'inspace.ipynb')
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nbs = self.nb_api.list(u'/unicodé/').json()
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self.assertEqual(len(nbs), 1)
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self.assertEqual(nbs[0]['name'], 'innonascii.ipynb')
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self.assertEqual(nbs[0]['path'], u'unicodé')
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nbs = self.nb_api.list('/foo/bar/').json()
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self.assertEqual(len(nbs), 1)
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self.assertEqual(nbs[0]['name'], 'baz.ipynb')
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self.assertEqual(nbs[0]['path'], 'foo/bar')
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nbs = self.nb_api.list('foo').json()
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self.assertEqual(len(nbs), 4)
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nbnames = { normalize('NFC', n['name']) for n in nbs }
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expected = [ u'a.ipynb', u'b.ipynb', u'name with spaces.ipynb', u'unicodé.ipynb']
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expected = { normalize('NFC', name) for name in expected }
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self.assertEqual(nbnames, expected)
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def test_list_nonexistant_dir(self):
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with assert_http_error(404):
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self.nb_api.list('nonexistant')
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def test_get_contents(self):
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for d, name in self.dirs_nbs:
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nb = self.nb_api.read('%s.ipynb' % name, d+'/').json()
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self.assertEqual(nb['name'], u'%s.ipynb' % name)
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self.assertIn('content', nb)
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self.assertIn('metadata', nb['content'])
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self.assertIsInstance(nb['content']['metadata'], dict)
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# Name that doesn't exist - should be a 404
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with assert_http_error(404):
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self.nb_api.read('q.ipynb', 'foo')
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def _check_nb_created(self, resp, name, path):
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self.assertEqual(resp.status_code, 201)
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location_header = py3compat.str_to_unicode(resp.headers['Location'])
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self.assertEqual(location_header, url_escape(url_path_join(u'/api/notebooks', path, name)))
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self.assertEqual(resp.json()['name'], name)
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assert os.path.isfile(pjoin(
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self.notebook_dir.name,
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path.replace('/', os.sep),
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name,
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))
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def test_create_untitled(self):
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resp = self.nb_api.create_untitled(path=u'å b')
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self._check_nb_created(resp, 'Untitled0.ipynb', u'å b')
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# Second time
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resp = self.nb_api.create_untitled(path=u'å b')
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self._check_nb_created(resp, 'Untitled1.ipynb', u'å b')
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# And two directories down
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resp = self.nb_api.create_untitled(path='foo/bar')
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self._check_nb_created(resp, 'Untitled0.ipynb', 'foo/bar')
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def test_upload_untitled(self):
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nb = new_notebook(name='Upload test')
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nbmodel = {'content': nb}
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resp = self.nb_api.upload_untitled(path=u'å b',
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body=json.dumps(nbmodel))
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self._check_nb_created(resp, 'Untitled0.ipynb', u'å b')
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def test_upload(self):
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nb = new_notebook(name=u'ignored')
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nbmodel = {'content': nb}
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resp = self.nb_api.upload(u'Upload tést.ipynb', path=u'å b',
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body=json.dumps(nbmodel))
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self._check_nb_created(resp, u'Upload tést.ipynb', u'å b')
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def test_upload_v2(self):
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nb = v2.new_notebook()
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ws = v2.new_worksheet()
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nb.worksheets.append(ws)
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ws.cells.append(v2.new_code_cell(input='print("hi")'))
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nbmodel = {'content': nb}
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resp = self.nb_api.upload(u'Upload tést.ipynb', path=u'å b',
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body=json.dumps(nbmodel))
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self._check_nb_created(resp, u'Upload tést.ipynb', u'å b')
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resp = self.nb_api.read(u'Upload tést.ipynb', u'å b')
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data = resp.json()
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self.assertEqual(data['content']['nbformat'], current.nbformat)
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self.assertEqual(data['content']['orig_nbformat'], 2)
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def test_copy_untitled(self):
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resp = self.nb_api.copy_untitled(u'ç d.ipynb', path=u'å b')
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self._check_nb_created(resp, u'ç d-Copy0.ipynb', u'å b')
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def test_copy(self):
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resp = self.nb_api.copy(u'ç d.ipynb', u'cøpy.ipynb', path=u'å b')
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self._check_nb_created(resp, u'cøpy.ipynb', u'å b')
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def test_delete(self):
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for d, name in self.dirs_nbs:
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resp = self.nb_api.delete('%s.ipynb' % name, d)
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self.assertEqual(resp.status_code, 204)
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for d in self.dirs + ['/']:
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nbs = self.nb_api.list(d).json()
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self.assertEqual(len(nbs), 0)
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def test_rename(self):
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resp = self.nb_api.rename('a.ipynb', 'foo', 'z.ipynb')
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self.assertEqual(resp.headers['Location'].split('/')[-1], 'z.ipynb')
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self.assertEqual(resp.json()['name'], 'z.ipynb')
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assert os.path.isfile(pjoin(self.notebook_dir.name, 'foo', 'z.ipynb'))
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nbs = self.nb_api.list('foo').json()
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nbnames = set(n['name'] for n in nbs)
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self.assertIn('z.ipynb', nbnames)
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self.assertNotIn('a.ipynb', nbnames)
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def test_save(self):
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resp = self.nb_api.read('a.ipynb', 'foo')
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nbcontent = json.loads(resp.text)['content']
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nb = to_notebook_json(nbcontent)
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ws = new_worksheet()
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nb.worksheets = [ws]
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ws.cells.append(new_heading_cell(u'Created by test ³'))
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nbmodel= {'name': 'a.ipynb', 'path':'foo', 'content': nb}
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resp = self.nb_api.save('a.ipynb', path='foo', body=json.dumps(nbmodel))
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nbfile = pjoin(self.notebook_dir.name, 'foo', 'a.ipynb')
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with io.open(nbfile, 'r', encoding='utf-8') as f:
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newnb = read(f, format='ipynb')
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self.assertEqual(newnb.worksheets[0].cells[0].source,
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u'Created by test ³')
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nbcontent = self.nb_api.read('a.ipynb', 'foo').json()['content']
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newnb = to_notebook_json(nbcontent)
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self.assertEqual(newnb.worksheets[0].cells[0].source,
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u'Created by test ³')
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# Save and rename
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nbmodel= {'name': 'a2.ipynb', 'path':'foo/bar', 'content': nb}
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resp = self.nb_api.save('a.ipynb', path='foo', body=json.dumps(nbmodel))
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saved = resp.json()
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self.assertEqual(saved['name'], 'a2.ipynb')
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self.assertEqual(saved['path'], 'foo/bar')
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assert os.path.isfile(pjoin(self.notebook_dir.name,'foo','bar','a2.ipynb'))
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assert not os.path.isfile(pjoin(self.notebook_dir.name, 'foo', 'a.ipynb'))
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with assert_http_error(404):
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self.nb_api.read('a.ipynb', 'foo')
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def test_checkpoints(self):
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resp = self.nb_api.read('a.ipynb', 'foo')
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r = self.nb_api.new_checkpoint('a.ipynb', 'foo')
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self.assertEqual(r.status_code, 201)
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cp1 = r.json()
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self.assertEqual(set(cp1), {'id', 'last_modified'})
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self.assertEqual(r.headers['Location'].split('/')[-1], cp1['id'])
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# Modify it
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nbcontent = json.loads(resp.text)['content']
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nb = to_notebook_json(nbcontent)
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ws = new_worksheet()
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nb.worksheets = [ws]
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hcell = new_heading_cell('Created by test')
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ws.cells.append(hcell)
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# Save
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nbmodel= {'name': 'a.ipynb', 'path':'foo', 'content': nb}
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resp = self.nb_api.save('a.ipynb', path='foo', body=json.dumps(nbmodel))
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# List checkpoints
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cps = self.nb_api.get_checkpoints('a.ipynb', 'foo').json()
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self.assertEqual(cps, [cp1])
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nbcontent = self.nb_api.read('a.ipynb', 'foo').json()['content']
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nb = to_notebook_json(nbcontent)
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self.assertEqual(nb.worksheets[0].cells[0].source, 'Created by test')
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# Restore cp1
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r = self.nb_api.restore_checkpoint('a.ipynb', 'foo', cp1['id'])
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self.assertEqual(r.status_code, 204)
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nbcontent = self.nb_api.read('a.ipynb', 'foo').json()['content']
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nb = to_notebook_json(nbcontent)
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self.assertEqual(nb.worksheets, [])
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# Delete cp1
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r = self.nb_api.delete_checkpoint('a.ipynb', 'foo', cp1['id'])
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self.assertEqual(r.status_code, 204)
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cps = self.nb_api.get_checkpoints('a.ipynb', 'foo').json()
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self.assertEqual(cps, [])
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