We're hitting an API with the current version and we expect to receive a response if the current version is not the latest. This helps the user to see that a new version of cloudbaseinit is available, which is a big improvement than going to the github page to see the latest version. Change-Id: Ibfb721973c84474c8fef8e1989dfb7566938134f
		
			
				
	
	
		
			111 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			111 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
# Copyright 2015 Cloudbase Solutions Srl
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#
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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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import importlib
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import unittest
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import mock
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import six
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from cloudbaseinit.tests import testutils
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class TestVersion(unittest.TestCase):
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    def setUp(self):
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        self.version = importlib.import_module('cloudbaseinit.version')
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    @mock.patch('pbr.version.VersionInfo')
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    def test_get_version(self, mock_version_info):
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        package_version = self.version.get_version()
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        mock_version_info.assert_called_once_with('cloudbase-init')
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        release_string = mock_version_info.return_value.release_string
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        self.assertEqual(release_string.return_value, package_version)
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    @mock.patch('requests.get')
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    @mock.patch('json.loads')
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    def test__read_url(self, mock_loads, mock_get):
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        mock_url = mock.Mock()
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        result = self.version._read_url(mock_url)
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        headers = {'User-Agent': self.version._PRODUCT_NAME}
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        mock_get.assert_called_once_with(mock_url, verify=six.PY3,
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                                         headers=headers)
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        request = mock_get.return_value
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        request.raise_for_status.assert_called_once_with()
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        mock_loads.assert_called_once_with(request.text)
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        self.assertEqual(mock_loads.return_value, result)
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    @mock.patch('requests.get')
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    def test__read_url_empty_text(self, mock_get):
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        mock_get.return_value.text = None
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        result = self.version._read_url(mock.Mock())
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        self.assertIsNone(result)
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    @mock.patch('threading.Thread')
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    def test_check_latest_version(self, mock_thread):
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        mock_callback = mock.Mock()
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        self.version.check_latest_version(mock_callback)
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        mock_thread.assert_called_once_with(
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            target=self.version._check_latest_version,
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            args=(mock_callback, ))
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        thread = mock_thread.return_value
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        thread.start.assert_called_once_with()
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    @mock.patch('cloudbaseinit.version._read_url')
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    def test__check_latest_version(self, mock_read_url):
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        mock_read_url.return_value = {'new_version': 42}
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        mock_callback = mock.Mock()
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        self.version._check_latest_version(mock_callback)
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        mock_callback.assert_called_once_with(42)
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    @mock.patch('cloudbaseinit.version._read_url')
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    def test__check_latest_version_fails(self, mock_read_url):
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        mock_read_url.side_effect = Exception('no worky')
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        mock_callback = mock.Mock()
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        with testutils.LogSnatcher('cloudbaseinit.version') as snatcher:
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            self.version._check_latest_version(mock_callback)
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        expected_logging = ['Failed checking for new versions: no worky']
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        self.assertEqual(expected_logging, snatcher.output)
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        self.assertFalse(mock_callback.called)
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    @mock.patch('cloudbaseinit.version._read_url')
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    def test__check_latest_version_no_content(self, mock_read_url):
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        mock_read_url.return_value = None
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        mock_callback = mock.Mock()
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        self.version._check_latest_version(mock_callback)
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        self.assertFalse(mock_callback.called)
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    @mock.patch('cloudbaseinit.version._read_url')
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    def test__check_latest_version_no_new_version(self, mock_read_url):
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        mock_read_url.return_value = {'new_versio': 42}
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        mock_callback = mock.Mock()
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        result = self.version._check_latest_version(mock_callback)
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        self.assertFalse(mock_callback.called)
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        self.assertIsNone(result)
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