##// END OF EJS Templates
on("destroy",...) -> once("destroy",...) so we don't keep a reference to it, preventing gc...
on("destroy",...) -> once("destroy",...) so we don't keep a reference to it, preventing gc Thanks to Sylvain Corlay for the suggestion.

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test_kernelspecs_api.py
102 lines | 3.3 KiB | text/x-python | PythonLexer
# coding: utf-8
"""Test the kernel specs webservice API."""
import errno
import io
import json
import os
pjoin = os.path.join
import requests
from IPython.kernel.kernelspec import NATIVE_KERNEL_NAME
from IPython.html.utils import url_path_join
from IPython.html.tests.launchnotebook import NotebookTestBase, assert_http_error
# Copied from IPython.kernel.tests.test_kernelspec so updating that doesn't
# break these tests
sample_kernel_json = {'argv':['cat', '{connection_file}'],
'display_name':'Test kernel',
'language':'bash',
}
some_resource = u"The very model of a modern major general"
class KernelSpecAPI(object):
"""Wrapper for notebook API calls."""
def __init__(self, base_url):
self.base_url = base_url
def _req(self, verb, path, body=None):
response = requests.request(verb,
url_path_join(self.base_url, path),
data=body,
)
response.raise_for_status()
return response
def list(self):
return self._req('GET', 'api/kernelspecs')
def kernel_spec_info(self, name):
return self._req('GET', url_path_join('api/kernelspecs', name))
def kernel_resource(self, name, path):
return self._req('GET', url_path_join('kernelspecs', name, path))
class APITest(NotebookTestBase):
"""Test the kernelspec web service API"""
def setUp(self):
ipydir = self.ipython_dir.name
sample_kernel_dir = pjoin(ipydir, 'kernels', 'sample')
try:
os.makedirs(sample_kernel_dir)
except OSError as e:
if e.errno != errno.EEXIST:
raise
with open(pjoin(sample_kernel_dir, 'kernel.json'), 'w') as f:
json.dump(sample_kernel_json, f)
with io.open(pjoin(sample_kernel_dir, 'resource.txt'), 'w',
encoding='utf-8') as f:
f.write(some_resource)
self.ks_api = KernelSpecAPI(self.base_url())
def test_list_kernelspecs(self):
specs = self.ks_api.list().json()
assert isinstance(specs, list)
# 2: the sample kernelspec created in setUp, and the native Python kernel
self.assertGreaterEqual(len(specs), 2)
def is_sample_kernelspec(s):
return s['name'] == 'sample' and s['display_name'] == 'Test kernel'
def is_default_kernelspec(s):
return s['name'] == NATIVE_KERNEL_NAME and s['display_name'].startswith("IPython")
assert any(is_sample_kernelspec(s) for s in specs), specs
assert any(is_default_kernelspec(s) for s in specs), specs
def test_get_kernelspec(self):
spec = self.ks_api.kernel_spec_info('Sample').json() # Case insensitive
self.assertEqual(spec['language'], 'bash')
def test_get_nonexistant_kernelspec(self):
with assert_http_error(404):
self.ks_api.kernel_spec_info('nonexistant')
def test_get_kernel_resource_file(self):
res = self.ks_api.kernel_resource('sAmple', 'resource.txt')
self.assertEqual(res.text, some_resource)
def test_get_nonexistant_resource(self):
with assert_http_error(404):
self.ks_api.kernel_resource('nonexistant', 'resource.txt')
with assert_http_error(404):
self.ks_api.kernel_resource('sample', 'nonexistant.txt')