ADCM-6280: Prepare an example of interaction with a service

tests/integration/bundles/complex_cluster/config.yaml

@@ -179,6 +179,11 @@
     c2:
       actions: *actions
 
+- type: service
+  name: with_license
+  version: 1
+  license: ./license.txt
+
 - type: service
   name: complex_config
   version: 0.3

tests/integration/examples/conftest.py

@@ -1,9 +1,10 @@
-from collections.abc import Generator
+from collections.abc import AsyncGenerator, Generator
 
 import pytest_asyncio
 
-from adcm_aio_client import Credentials
-from adcm_aio_client.objects import Bundle
+from adcm_aio_client import ADCMSession, Credentials
+from adcm_aio_client.client import ADCMClient
+from adcm_aio_client.objects import Bundle, Cluster, Host
 from tests.integration.setup_environment import ADCMContainer
 
 REQUEST_KWARGS: dict = {"timeout": 10, "retry_interval": 1, "retry_attempts": 1}
@@ -20,3 +21,29 @@ def adcm(
 ) -> Generator[ADCMContainer, None, None]:
     _ = simple_cluster_bundle, complex_cluster_bundle, previous_complex_cluster_bundle, simple_hostprovider_bundle
     yield adcm
+
+
+@pytest_asyncio.fixture()
+async def admin_client(adcm: ADCMContainer) -> AsyncGenerator[ADCMClient, None]:
+    async with ADCMSession(url=adcm.url, credentials=CREDENTIALS, **REQUEST_KWARGS) as client:
+        yield client
+
+
+@pytest_asyncio.fixture()
+async def example_cluster(admin_client: ADCMClient) -> AsyncGenerator[Cluster, None]:
+    cluster_bundle = await admin_client.bundles.get(name__eq="Some Cluster", version__eq="1")
+    cluster = await admin_client.clusters.create(bundle=cluster_bundle, name="Example cluster")
+
+    yield cluster
+
+    await cluster.delete()
+
+
+@pytest_asyncio.fixture()
+async def three_hosts(admin_client: ADCMClient, simple_hostprovider_bundle: Bundle) -> list[Host]:
+    provider = await admin_client.hostproviders.create(bundle=simple_hostprovider_bundle, name="Hostprovider")
+    names = {"host-1", "host-2", "host-3"}
+    for name in names:
+        await admin_client.hosts.create(hostprovider=provider, name=name)
+
+    return await admin_client.hosts.filter(name__in=names)

tests/integration/examples/test_service.py

@@ -0,0 +1,78 @@
+import pytest
+
+from adcm_aio_client import Filter
+from adcm_aio_client.errors import ObjectDoesNotExistError
+from adcm_aio_client.objects import Cluster, Component, Host, Service
+
+pytestmark = [pytest.mark.asyncio]
+
+
+async def test_service(example_cluster: Cluster, three_hosts: list[Host]) -> None:
+    cluster = example_cluster
+    host_1, host_2, host_3 = sorted(three_hosts, key=lambda host: host.name)
+
+    # Add services "example_1" and "example_2" using Filter
+    await cluster.services.add(filter_=Filter(attr="name", op="iin", value=["Example_1", "example_2"]))
+
+    # Add service with all it's dependencies
+    # Services "service_with_requires_my_service" and "my_service" will be added
+    await cluster.services.add(
+        filter_=Filter(attr="name", op="eq", value="service_with_requires_my_service"), with_dependencies=True
+    )
+
+    # Add service and accept license
+    await cluster.services.add(filter_=Filter(attr="name", op="eq", value="with_license"), accept_license=True)
+
+    # Get all cluster's services
+    all_added_services: list[Service] = await cluster.services.all()  # noqa: F841
+
+    # iterate through all cluster's services
+    async for service in cluster.services.iter():  # noqa: B007
+        pass
+
+    # Remove services from cluster. Leave single "example_1" service
+    for service in await cluster.services.filter(
+        name__in=["example_2", "service_with_requires_my_service", "my_service", "with_license"]
+    ):
+        await service.delete()
+
+    # Get non-existent (already removed) service "example_2"
+    none_service: None = await cluster.services.get_or_none(name__eq="example_2")  # pyright: ignore[reportAssignmentType]  # noqa: F841
+
+    # Get "example_1" service using case-insensitive filter by display_name
+    service = await cluster.services.get(display_name__ieq="first example")  # actual display_name is "First Example"
+
+    # Turn on service's maintenance mode
+    service_mm = await service.maintenance_mode
+    await service_mm.on()
+
+    # Sync service's data with remote state
+    await service.refresh()
+
+    # Get all service's components
+    all_components: list[Component] = await service.components.all()  # noqa: F841
+
+    # Get specific component
+    component = await service.components.get(name__eq="first")
+
+    # Prepare data: add 3 hosts to cluster, map two of them to component
+    await cluster.hosts.add(host=[host_1, host_2, host_3])
+    mapping = await cluster.mapping
+    await mapping.add(component=component, host=[host_1, host_2])
+    await mapping.save()
+
+    # Get all component's hosts
+    component_hosts: list[Host] = await component.hosts.all()  # noqa: F841
+
+    # Get specific host, mapped to this component
+    host_2_from_component = await component.hosts.get(name__eq=host_2.name)  # noqa: F841
+
+    # Trying to get host_3 from component, get error: host_3 is not mapped to component
+    with pytest.raises(ObjectDoesNotExistError, match="No objects found with the given filter."):
+        host_3_from_component = await component.hosts.get(name__eq=host_3.name)  # noqa: F841
+
+    # Turn on maintenance mode on component
+    await (await component.maintenance_mode).on()
+
+    # Sync component's data with remote state
+    await component.refresh()