2 # Copyright 2022 Canonical Ltd.
4 # Licensed under the Apache License, Version 2.0 (the "License"); you may
5 # not use this file except in compliance with the License. You may obtain
6 # a copy of the License at
8 # http://www.apache.org/licenses/LICENSE-2.0
10 # Unless required by applicable law or agreed to in writing, software
11 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
12 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13 # License for the specific language governing permissions and limitations
16 # For those usages not covered by the Apache License, Version 2.0 please
17 # contact: legal@canonical.com
19 # To get in touch with the maintainers, please contact:
20 # osm-charmers@lists.launchpad.net
22 # Learn more about testing at: https://juju.is/docs/sdk/testing
25 from ops
.model
import ActiveStatus
, BlockedStatus
26 from ops
.testing
import Harness
27 from pytest_mock
import MockerFixture
29 from charm
import CharmError
, OsmRoCharm
, check_service_active
36 def harness(mocker
: MockerFixture
):
37 mocker
.patch("charm.KubernetesServicePatch", lambda x
, y
: None)
38 harness
= Harness(OsmRoCharm
)
44 def test_missing_relations(harness
: Harness
):
45 harness
.charm
.on
.config_changed
.emit()
46 assert type(harness
.charm
.unit
.status
) == BlockedStatus
47 assert all(relation
in harness
.charm
.unit
.status
.message
for relation
in ["mongodb", "kafka"])
50 def test_ready(harness
: Harness
):
51 _add_relations(harness
)
52 assert harness
.charm
.unit
.status
== ActiveStatus()
55 def test_container_stops_after_relation_broken(harness
: Harness
):
56 harness
.charm
.on
[container_name
].pebble_ready
.emit(container_name
)
57 container
= harness
.charm
.unit
.get_container(container_name
)
58 relation_ids
= _add_relations(harness
)
59 check_service_active(container
, service_name
)
60 harness
.remove_relation(relation_ids
[0])
61 with pytest
.raises(CharmError
):
62 check_service_active(container
, service_name
)
65 def test_ro_relation_joined(harness
: Harness
):
66 harness
.set_leader(True)
67 _add_relations(harness
)
68 relation_id
= harness
.add_relation("ro", "lcm")
69 harness
.add_relation_unit(relation_id
, "lcm/0")
70 relation_data
= harness
.get_relation_data(relation_id
, harness
.charm
.app
.name
)
71 assert harness
.charm
.unit
.status
== ActiveStatus()
72 assert relation_data
== {"host": harness
.charm
.app
.name
, "port": "9090"}
75 def test_certificates(harness
: Harness
):
77 # aGVsbG8gYWdhaW4K: "hello again\n"
78 _add_relations(harness
)
79 harness
.update_config({"certificates": "cert1:aGVsbG8K,cert2:aGVsbG8gYWdhaW4K"})
80 for cert_name
, content
in {"cert1": "hello\n", "cert2": "hello again\n"}.items():
81 assert harness
.charm
.container
.exists(f
"/certs/{cert_name}")
82 assert harness
.charm
.container
.pull(f
"/certs/{cert_name}").read() == content
85 def _add_relations(harness
: Harness
):
88 relation_id
= harness
.add_relation("mongodb", "mongodb")
89 harness
.add_relation_unit(relation_id
, "mongodb/0")
90 harness
.update_relation_data(
91 relation_id
, "mongodb/0", {"connection_string": "mongodb://:1234"}
93 relation_ids
.append(relation_id
)
95 relation_id
= harness
.add_relation("kafka", "kafka")
96 harness
.add_relation_unit(relation_id
, "kafka/0")
97 harness
.update_relation_data(relation_id
, "kafka", {"host": "kafka", "port": "9092"})
98 relation_ids
.append(relation_id
)