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Viewing changes to charms/precise/webui/unit_tests/test_hooks.py

  • Committer: Evan Dandrea
  • Date: 2014-06-30 12:07:54 UTC
  • mfrom: (630 uci-engine)
  • mto: This revision was merged to the branch mainline in revision 655.
  • Revision ID: evan.dandrea@canonical.com-20140630120754-z6x5eqdahpp2qfrt
Merge with trunk.

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charms/precise/webui/unit_tests/test_hooks.py
 
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# Ubuntu CI Engine
 
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# Copyright 2014 Canonical Ltd.
 
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# This program is free software: you can redistribute it and/or modify it
 
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# under the terms of the GNU Affero General Public License version 3, as
 
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# published by the Free Software Foundation.
 
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# This program is distributed in the hope that it will be useful, but
 
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# WITHOUT ANY WARRANTY; without even the implied warranties of
 
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# MERCHANTABILITY, SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR
 
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# PURPOSE.  See the GNU Affero General Public License for more details.
 
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# You should have received a copy of the GNU Affero General Public License
 
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# along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
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import json
 
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import mock
 
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import os
 
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import unittest
 
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import shutil
 
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import tempfile
 
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import yaml
 
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import hooks
 
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HTTP_REL = {
 
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    'hostname': 'remote.com',
 
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    'port': '8080',
 
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}
 
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INFO_REL = {
 
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    'private-address': '10.0.0.1',
 
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}
 
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PATCHES = [
 
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    'charmhelpers.core.hookenv.config',
 
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    'charmhelpers.core.hookenv.relation_get',
 
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    'charmhelpers.core.hookenv.remote_unit',
 
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]
 
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class RestishTestCase(unittest.TestCase):
 
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    def setUp(self):
 
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        """Setup a testing hook environment.
 
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        Patches the required charmhelper and intercom objects and
 
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        initializes few mocks for tests.
 
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        """
 
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        super(RestishTestCase, self).setUp()
 
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        self.tmpdir = tempfile.mkdtemp()
 
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        self.addCleanup(shutil.rmtree, self.tmpdir)
 
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        for spec in PATCHES:
 
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            attr_name = spec.split('.')[-1]
 
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            _m = mock.patch(spec)
 
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            setattr(self, attr_name, _m.start())
 
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            self.addCleanup(_m.stop)
 
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        hooks.log = mock.Mock()
 
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        self.remote_unit.return_value = 'remote-test'
 
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        self._set_default_config()
 
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    def _set_default_config(self):
 
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        defaults = {}
 
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        config = os.path.join(os.path.dirname(__file__), '../config.yaml')
 
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        if os.path.exists(config):
 
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            with open(config) as f:
 
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                config = yaml.safe_load(f)
 
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                for name, option in config['options'].iteritems():
 
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                    defaults[name] = option.get('default')
 
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        defaults['health_path'] = self.tmpdir
 
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        self.config.return_value = defaults
 
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class TestJSONStatusHooks(RestishTestCase):
 
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    def test_status_urls_flocking(self):
 
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        expected_data = {'foo': 'bar'}
 
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        with open(hooks.json_status_file(), 'w') as f:
 
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            json.dump(expected_data, f)
 
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        with hooks.status_urls() as data:
 
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            self.assertEqual(expected_data, data)
 
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            data['blah'] = 123
 
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            expected_data = data
 
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        with open(hooks.json_status_file()) as f:
 
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            data = json.load(f)
 
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            self.assertEqual(expected_data, data)
 
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    @mock.patch('hooks._add_proxy')
 
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    def test_json_status_joined(self, add_proxy):
 
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        with open(hooks.json_status_file(), 'w') as f:
 
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            f.write('{}')
 
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        self.relation_get.return_value = 'foo'
 
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        hooks.hooks.execute(['hooks/json_status-relation-joined'])
 
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        add_proxy.assert_called_once_with('json_status-remote-test', 'foo')
 
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        with hooks.status_urls() as data:
 
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            self.assertIn('remote-test', data)