114 lines
4.2 KiB
Python
114 lines
4.2 KiB
Python
#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from oslo_config import cfg
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import requests
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from requests import exceptions
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import six
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from heat.common import urlfetch
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from heat.tests import common
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class Response(object):
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def __init__(self, buf=''):
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self.buf = buf
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def iter_content(self, chunk_size=1):
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while self.buf:
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yield self.buf[:chunk_size]
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self.buf = self.buf[chunk_size:]
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def raise_for_status(self):
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pass
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class UrlFetchTest(common.HeatTestCase):
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def test_file_scheme_default_behaviour(self):
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self.assertRaises(urlfetch.URLFetchError,
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urlfetch.get, 'file:///etc/profile')
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def test_file_scheme_supported(self):
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data = '{ "foo": "bar" }'
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url = 'file:///etc/profile'
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mock_open = self.patchobject(six.moves.urllib.request, 'urlopen')
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mock_open.return_value = six.moves.cStringIO(data)
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self.assertEqual(data, urlfetch.get(url, allowed_schemes=['file']))
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mock_open.assert_called_once_with(url)
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def test_file_scheme_failure(self):
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url = 'file:///etc/profile'
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mock_open = self.patchobject(six.moves.urllib.request, 'urlopen')
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mock_open.side_effect = six.moves.urllib.error.URLError('oops')
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self.assertRaises(urlfetch.URLFetchError,
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urlfetch.get, url, allowed_schemes=['file'])
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mock_open.assert_called_once_with(url)
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def test_http_scheme(self):
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url = 'http://example.com/template'
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data = b'{ "foo": "bar" }'
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response = Response(data)
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mock_get = self.patchobject(requests, 'get')
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mock_get.return_value = response
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self.assertEqual(data, urlfetch.get(url))
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mock_get.assert_called_once_with(url, stream=True)
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def test_https_scheme(self):
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url = 'https://example.com/template'
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data = b'{ "foo": "bar" }'
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response = Response(data)
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mock_get = self.patchobject(requests, 'get')
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mock_get.return_value = response
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self.assertEqual(data, urlfetch.get(url))
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mock_get.assert_called_once_with(url, stream=True)
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def test_http_error(self):
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url = 'http://example.com/template'
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mock_get = self.patchobject(requests, 'get')
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mock_get.side_effect = exceptions.HTTPError()
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self.assertRaises(urlfetch.URLFetchError, urlfetch.get, url)
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mock_get.assert_called_once_with(url, stream=True)
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def test_non_exist_url(self):
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url = 'http://non-exist.com/template'
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mock_get = self.patchobject(requests, 'get')
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mock_get.side_effect = exceptions.Timeout()
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self.assertRaises(urlfetch.URLFetchError, urlfetch.get, url)
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mock_get.assert_called_once_with(url, stream=True)
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def test_garbage(self):
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self.assertRaises(urlfetch.URLFetchError, urlfetch.get, 'wibble')
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def test_max_fetch_size_okay(self):
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url = 'http://example.com/template'
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data = b'{ "foo": "bar" }'
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response = Response(data)
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cfg.CONF.set_override('max_template_size', 500)
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mock_get = self.patchobject(requests, 'get')
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mock_get.return_value = response
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urlfetch.get(url)
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mock_get.assert_called_once_with(url, stream=True)
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def test_max_fetch_size_error(self):
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url = 'http://example.com/template'
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data = b'{ "foo": "bar" }'
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response = Response(data)
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cfg.CONF.set_override('max_template_size', 5)
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mock_get = self.patchobject(requests, 'get')
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mock_get.return_value = response
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exception = self.assertRaises(urlfetch.URLFetchError,
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urlfetch.get, url)
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self.assertIn("Template exceeds", six.text_type(exception))
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mock_get.assert_called_once_with(url, stream=True)
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