IPython/html/services/kernels/tests/test_kernels_api.py

"""Test the kernels service API."""


import os
import sys
import json

import requests

from IPython.html.tests.launchnotebook import NotebookTestBase


class KernelAPITest(NotebookTestBase):
    """Test the kernels web service API"""

    def base_url(self):
        return super(KernelAPITest,self).base_url() + 'api/kernels'

    def test_no_kernels(self):
        """Make sure there are no kernels running at the start"""
        url = self.base_url()
        r = requests.get(url)
        assert r.json() == []

    def test_main_kernel_handler(self):
        # POST request
        r = requests.post(self.base_url())
        data = r.json()
        assert isinstance(data, dict)

        # GET request
        r = requests.get(self.base_url())
        assert isinstance(r.json(), list)
        self.assertEqual(r.json()[0], data['id'])