ansible/test/units/modules/cloud/kubevirt/test_kubevirt_vm.py
Mariusz Mazur 51add5aa79 kubevirt: enable/update tests + fix merge_dicts() (#57685)
* Actually run the unit tests and separate them into two files

* Re-add recursion to merge_dicts()

* Update tests to work with current code
2019-06-13 11:07:16 +02:00

123 lines
4 KiB
Python

import json
import pytest
from units.compat.mock import patch, MagicMock
from ansible.module_utils import basic
from ansible.module_utils._text import to_bytes
from ansible.module_utils.k8s.common import K8sAnsibleMixin
from ansible.module_utils.k8s.raw import KubernetesRawModule
from ansible.module_utils.kubevirt import KubeVirtRawModule
from ansible.modules.cloud.kubevirt import kubevirt_vm as mymodule
openshiftdynamic = pytest.importorskip("openshift.dynamic")
helpexceptions = pytest.importorskip("openshift.helper.exceptions")
KIND = 'VirtulMachine'
RESOURCE_DEFAULT_ARGS = {'api_version': 'v1alpha3', 'group': 'kubevirt.io',
'prefix': 'apis', 'namespaced': True}
def set_module_args(args):
args = json.dumps({'ANSIBLE_MODULE_ARGS': args})
basic._ANSIBLE_ARGS = to_bytes(args)
class AnsibleExitJson(Exception):
"""Exception class to be raised by module.exit_json and caught
by the test case"""
def __init__(self, **kwargs):
for k in kwargs:
setattr(self, k, kwargs[k])
def __getitem__(self, attr):
return getattr(self, attr)
class AnsibleFailJson(Exception):
"""Exception class to be raised by module.fail_json and caught
by the test case"""
def __init__(self, **kwargs):
for k in kwargs:
setattr(self, k, kwargs[k])
def __getitem__(self, attr):
return getattr(self, attr)
def exit_json(*args, **kwargs):
if 'changed' not in kwargs:
kwargs['changed'] = False
raise AnsibleExitJson(**kwargs)
def fail_json(*args, **kwargs):
raise AnsibleFailJson(**kwargs)
@pytest.fixture(autouse=True)
def setup_mixtures(monkeypatch):
monkeypatch.setattr(
KubernetesRawModule, "exit_json", exit_json)
monkeypatch.setattr(
KubernetesRawModule, "fail_json", fail_json)
# Create mock methods in Resource directly, otherwise dyn client
# tries binding those to corresponding methods in DynamicClient
# (with partial()), which is more problematic to intercept
openshiftdynamic.Resource.get = MagicMock()
openshiftdynamic.Resource.create = MagicMock()
openshiftdynamic.Resource.delete = MagicMock()
openshiftdynamic.Resource.patch = MagicMock()
# Globally mock some methods, since all tests will use this
K8sAnsibleMixin.get_api_client = MagicMock()
K8sAnsibleMixin.get_api_client.return_value = None
K8sAnsibleMixin.find_resource = MagicMock()
KubeVirtRawModule.find_supported_resource = MagicMock()
def test_vm_multus_creation():
# Desired state:
args = dict(
state='present', name='testvm',
namespace='vms',
interfaces=[
{'bridge': {}, 'name': 'default', 'network': {'pod': {}}},
{'bridge': {}, 'name': 'mynet', 'network': {'multus': {'networkName': 'mynet'}}},
],
wait=False,
)
set_module_args(args)
# State as "returned" by the "k8s cluster":
openshiftdynamic.Resource.get.return_value = None
resource_args = dict(kind=KIND, **RESOURCE_DEFAULT_ARGS)
KubeVirtRawModule.find_supported_resource.return_value = openshiftdynamic.Resource(**resource_args)
# Actual test:
with pytest.raises(AnsibleExitJson) as result:
mymodule.KubeVirtVM().execute_module()
assert result.value['changed']
assert result.value['method'] == 'create'
@pytest.mark.parametrize("_wait", (False, True))
def test_resource_absent(_wait):
# Desired state:
args = dict(
state='absent', name='testvmi',
namespace='vms',
wait=_wait,
)
set_module_args(args)
# State as "returned" by the "k8s cluster":
openshiftdynamic.Resource.get.return_value = None
resource_args = dict(kind=KIND, **RESOURCE_DEFAULT_ARGS)
KubeVirtRawModule.find_supported_resource.return_value = openshiftdynamic.Resource(**resource_args)
# Actual test:
with pytest.raises(AnsibleExitJson) as result:
mymodule.KubeVirtVM().execute_module()
assert result.value['method'] == 'delete'
assert not result.value['kubevirt_vm']