765c7cfd58
Setup observer for config-changed events and get configuring the dashboard on all the mons reporting ready. Change-Id: I6a90d7afde2266e2dfa535d05e022a544914124a
122 lines
3.5 KiB
Python
122 lines
3.5 KiB
Python
#!/usr/bin/env python3
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# Copyright 2020 Canonical Ltd.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import unittest
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import sys
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sys.path.append('lib') # noqa
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sys.path.append('src') # noqa
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from ops.testing import Harness
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from ops.charm import CharmBase, CharmMeta
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import interface_dashboard
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class MyCharm(CharmBase):
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def __init__(self, *args):
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super().__init__(*args)
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self.framework.meta = CharmMeta.from_yaml(metadata='''
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name: my-charm
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requires:
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dashboard:
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interface: ceph-dashboard
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scope: container
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''')
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self.seen_events = []
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self.mon = interface_dashboard.CephDashboardRequires(
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self,
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'dashboard')
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self.framework.observe(
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self.mon.on.mon_ready,
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self._log_event)
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def _log_event(self, event):
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self.seen_events.append(type(event).__name__)
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class TestCephDashboardRequires(unittest.TestCase):
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def setUp(self):
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super().setUp()
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self.harness = Harness(
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MyCharm,
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)
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def add_dashboard_relation(self):
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rel_id = self.harness.add_relation('dashboard', 'ceph-mon')
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self.harness.add_relation_unit(
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rel_id,
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'ceph-mon/0')
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return rel_id
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def test_relation_name(self):
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self.harness.begin()
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self.assertEqual(
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self.harness.charm.mon.relation_name,
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'dashboard')
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def test_dashboard_relation(self):
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self.harness.begin()
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self.assertIsNone(
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self.harness.charm.mon.dashboard_relation)
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rel_id = self.add_dashboard_relation()
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self.assertEqual(
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self.harness.charm.mon.dashboard_relation.id,
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rel_id)
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def test_on_changed(self):
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self.harness.begin()
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# No MonReadyEvent as relation is absent
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self.assertEqual(
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self.harness.charm.seen_events,
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[])
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rel_id = self.add_dashboard_relation()
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# No MonReadyEvent as ceph-mon has not declared it is ready.
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self.assertEqual(
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self.harness.charm.seen_events,
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[])
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self.harness.update_relation_data(
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rel_id,
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'ceph-mon/0',
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{'mon-ready': 'True'})
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self.assertEqual(
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self.harness.charm.seen_events,
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['MonReadyEvent'])
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self.assertTrue(
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self.harness.charm.mon.mons_ready)
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def test_on_changed_not_ready_unit(self):
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self.harness.begin()
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# No MonReadyEvent as relation is absent
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self.assertEqual(
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self.harness.charm.seen_events,
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[])
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rel_id = self.add_dashboard_relation()
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# No MonReadyEvent as ceph-mon has not declared it is ready.
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self.assertEqual(
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self.harness.charm.seen_events,
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[])
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self.harness.update_relation_data(
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rel_id,
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'ceph-mon/0',
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{})
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self.assertEqual(
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self.harness.charm.seen_events,
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[])
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self.assertFalse(
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self.harness.charm.mon.mons_ready)
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