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134 lines
4.8 KiB
134 lines
4.8 KiB
import io
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import json
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import os
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from os.path import join as pjoin
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import shutil
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import requests
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from notebook.utils import url_path_join
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from notebook.tests.launchnotebook import NotebookTestBase, assert_http_error
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from nbformat import write
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from nbformat.v4 import (
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new_notebook, new_markdown_cell, new_code_cell, new_output,
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)
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from ipython_genutils.testing.decorators import onlyif_cmds_exist
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from base64 import encodebytes
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class NbconvertAPI(object):
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"""Wrapper for nbconvert API calls."""
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def __init__(self, request):
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self.request = request
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def _req(self, verb, path, body=None, params=None):
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response = self.request(verb,
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url_path_join('nbconvert', path),
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data=body, params=params,
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)
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response.raise_for_status()
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return response
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def from_file(self, format, path, name, download=False):
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return self._req('GET', url_path_join(format, path, name),
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params={'download':download})
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def from_post(self, format, nbmodel):
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body = json.dumps(nbmodel)
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return self._req('POST', format, body)
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def list_formats(self):
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return self._req('GET', '')
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png_green_pixel = encodebytes(b'\x89PNG\r\n\x1a\n\x00\x00\x00\rIHDR\x00'
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b'\x00\x00\x01\x00\x00x00\x01\x08\x02\x00\x00\x00\x90wS\xde\x00\x00\x00\x0cIDAT'
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b'\x08\xd7c\x90\xfb\xcf\x00\x00\x02\\\x01\x1e.~d\x87\x00\x00\x00\x00IEND\xaeB`\x82'
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).decode('ascii')
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class APITest(NotebookTestBase):
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def setUp(self):
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nbdir = self.notebook_dir
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if not os.path.isdir(pjoin(nbdir, 'foo')):
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subdir = pjoin(nbdir, 'foo')
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os.mkdir(subdir)
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# Make sure that we clean this up when we're done.
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# By using addCleanup this will happen correctly even if we fail
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# later in setUp.
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@self.addCleanup
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def cleanup_dir():
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shutil.rmtree(subdir, ignore_errors=True)
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nb = new_notebook()
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nb.cells.append(new_markdown_cell(u'Created by test ³'))
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cc1 = new_code_cell(source=u'print(2*6)')
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cc1.outputs.append(new_output(output_type="stream", text=u'12'))
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cc1.outputs.append(new_output(output_type="execute_result",
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data={'image/png' : png_green_pixel},
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execution_count=1,
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))
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nb.cells.append(cc1)
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with io.open(pjoin(nbdir, 'foo', 'testnb.ipynb'), 'w',
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encoding='utf-8') as f:
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write(nb, f, version=4)
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self.nbconvert_api = NbconvertAPI(self.request)
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@onlyif_cmds_exist('pandoc')
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def test_from_file(self):
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r = self.nbconvert_api.from_file('html', 'foo', 'testnb.ipynb')
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self.assertEqual(r.status_code, 200)
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self.assertIn(u'text/html', r.headers['Content-Type'])
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self.assertIn(u'Created by test', r.text)
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self.assertIn(u'print', r.text)
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r = self.nbconvert_api.from_file('python', 'foo', 'testnb.ipynb')
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self.assertIn(u'text/x-python', r.headers['Content-Type'])
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self.assertIn(u'print(2*6)', r.text)
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@onlyif_cmds_exist('pandoc')
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def test_from_file_404(self):
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with assert_http_error(404):
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self.nbconvert_api.from_file('html', 'foo', 'thisdoesntexist.ipynb')
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@onlyif_cmds_exist('pandoc')
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def test_from_file_download(self):
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r = self.nbconvert_api.from_file('python', 'foo', 'testnb.ipynb', download=True)
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content_disposition = r.headers['Content-Disposition']
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self.assertIn('attachment', content_disposition)
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self.assertIn('testnb.py', content_disposition)
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@onlyif_cmds_exist('pandoc')
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def test_from_file_zip(self):
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r = self.nbconvert_api.from_file('latex', 'foo', 'testnb.ipynb', download=True)
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self.assertIn(u'application/zip', r.headers['Content-Type'])
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self.assertIn(u'.zip', r.headers['Content-Disposition'])
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@onlyif_cmds_exist('pandoc')
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def test_from_post(self):
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nbmodel = self.request('GET', 'api/contents/foo/testnb.ipynb').json()
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r = self.nbconvert_api.from_post(format='html', nbmodel=nbmodel)
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self.assertEqual(r.status_code, 200)
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self.assertIn(u'text/html', r.headers['Content-Type'])
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self.assertIn(u'Created by test', r.text)
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self.assertIn(u'print', r.text)
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r = self.nbconvert_api.from_post(format='python', nbmodel=nbmodel)
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self.assertIn(u'text/x-python', r.headers['Content-Type'])
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self.assertIn(u'print(2*6)', r.text)
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@onlyif_cmds_exist('pandoc')
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def test_from_post_zip(self):
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nbmodel = self.request('GET', 'api/contents/foo/testnb.ipynb').json()
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r = self.nbconvert_api.from_post(format='latex', nbmodel=nbmodel)
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self.assertIn(u'application/zip', r.headers['Content-Type'])
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self.assertIn(u'.zip', r.headers['Content-Disposition'])
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