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/*-
* ========================LICENSE_START=================================
* ONAP : ccsdk oran
* ======================================================================
* Copyright (C) 2020 Nordix Foundation. All rights reserved.
* ======================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ========================LICENSE_END===================================
*/
package org.onap.ccsdk.oran.a1policymanagementservice.tasks;
import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.Mockito.doReturn;
import static org.mockito.Mockito.spy;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import java.time.Instant;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.Vector;
import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;
import org.mockito.Mock;
import org.mockito.junit.jupiter.MockitoExtension;
import org.onap.ccsdk.oran.a1policymanagementservice.clients.A1Client;
import org.onap.ccsdk.oran.a1policymanagementservice.clients.A1ClientFactory;
import org.onap.ccsdk.oran.a1policymanagementservice.clients.SecurityContext;
import org.onap.ccsdk.oran.a1policymanagementservice.configuration.ApplicationConfig;
import org.onap.ccsdk.oran.a1policymanagementservice.configuration.RicConfig;
import org.onap.ccsdk.oran.a1policymanagementservice.repository.Lock;
import org.onap.ccsdk.oran.a1policymanagementservice.repository.Lock.LockType;
import org.onap.ccsdk.oran.a1policymanagementservice.repository.Policies;
import org.onap.ccsdk.oran.a1policymanagementservice.repository.Policy;
import org.onap.ccsdk.oran.a1policymanagementservice.repository.PolicyType;
import org.onap.ccsdk.oran.a1policymanagementservice.repository.PolicyTypes;
import org.onap.ccsdk.oran.a1policymanagementservice.repository.Ric;
import org.onap.ccsdk.oran.a1policymanagementservice.repository.Ric.RicState;
import org.onap.ccsdk.oran.a1policymanagementservice.repository.Rics;
import reactor.core.publisher.Mono;
@ExtendWith(MockitoExtension.class)
class RicSupervisionTest {
private static final String POLICY_TYPE_1_NAME = "type1";
private static final PolicyType POLICY_TYPE_1 = PolicyType.builder() //
.id(POLICY_TYPE_1_NAME) //
.schema("") //
.build();
private static final Ric RIC_1 = new Ric(RicConfig.builder() //
.ricId("ric_1") //
.baseUrl("baseUrl1") //
.managedElementIds(new Vector<String>(Arrays.asList("kista_1", "kista_2"))) //
.controllerName("controllerName") //
.build());
private static final String POLICY_1_ID = "policyId1";
private static final Policy POLICY_1 = Policy.builder() //
.id(POLICY_1_ID) //
.json("") //
.ownerServiceId("service") //
.ric(RIC_1) //
.type(POLICY_TYPE_1) //
.lastModified(Instant.now()) //
.isTransient(false) //
.statusNotificationUri("statusNotificationUri") //
.build();
private static final Policy POLICY_2 = Policy.builder() //
.id("policyId2") //
.json("") //
.ownerServiceId("service") //
.ric(RIC_1) //
.type(POLICY_TYPE_1) //
.lastModified(Instant.now()) //
.isTransient(false) //
.statusNotificationUri("statusNotificationUri") //
.build();
@Mock
private A1Client a1ClientMock;
@Mock
private A1ClientFactory a1ClientFactory;
@Mock
private RicSynchronizationTask synchronizationTaskMock;
private final ApplicationConfig appConfig = new ApplicationConfig();
private PolicyTypes types;
private Policies policies;
private Rics rics = new Rics();
@BeforeEach
void init() {
types = new PolicyTypes(appConfig);
policies = new Policies(appConfig);
rics.clear();
RIC_1.setState(RicState.UNAVAILABLE);
RIC_1.clearSupportedPolicyTypes();
}
@AfterEach
void verifyNoRicLocks() {
for (Ric ric : this.rics.getRics()) {
Lock.Grant grant = ric.getLock().lockBlocking(LockType.EXCLUSIVE, "");
grant.unlockBlocking();
assertThat(ric.getLock().getLockCounter()).isZero();
}
}
@Test
void whenRicIdleAndNoChangedPoliciesOrPolicyTypes_thenNoSynchronization() {
doReturn(Mono.just(a1ClientMock)).when(a1ClientFactory).createA1Client(any(Ric.class));
RIC_1.setState(RicState.AVAILABLE);
RIC_1.addSupportedPolicyType(POLICY_TYPE_1);
rics.put(RIC_1);
types.put(POLICY_TYPE_1);
policies.put(POLICY_1);
setUpGetPolicyIdentitiesToReturn(new ArrayList<>(Arrays.asList(POLICY_1_ID)));
setUpGetPolicyTypeIdentitiesToReturn(new ArrayList<>(Arrays.asList(POLICY_TYPE_1_NAME)));
RicSupervision supervisorUnderTest = spy(createRicSupervision());
supervisorUnderTest.checkAllRics();
verify(supervisorUnderTest).checkAllRics();
verify(synchronizationTaskMock, times(0)).synchronizeRic(RIC_1);
assertThat(RIC_1.getState()).isEqualTo(RicState.AVAILABLE);
}
@Test
void whenRicUndefined_thenSynchronization() {
doReturn(Mono.just(a1ClientMock)).when(a1ClientFactory).createA1Client(any(Ric.class));
RIC_1.setState(RicState.UNAVAILABLE);
rics.put(RIC_1);
RicSupervision supervisorUnderTest = spy(createRicSupervision());
doReturn(synchronizationTaskMock).when(supervisorUnderTest).createSynchronizationTask();
doReturn(Mono.just(RIC_1)).when(synchronizationTaskMock).synchronizeRic(any());
supervisorUnderTest.checkAllRics();
verify(synchronizationTaskMock).synchronizeRic(RIC_1);
assertThat(RIC_1.getState()).isEqualTo(RicState.UNAVAILABLE);
}
@Test
void whenRicSynchronizing_thenNoSynchronization() {
doReturn(Mono.just(a1ClientMock)).when(a1ClientFactory).createA1Client(any(Ric.class));
RIC_1.setState(RicState.SYNCHRONIZING);
rics.put(RIC_1);
RicSupervision supervisorUnderTest = spy(createRicSupervision());
supervisorUnderTest.checkAllRics();
verify(supervisorUnderTest).checkAllRics();
verify(synchronizationTaskMock, times(0)).synchronizeRic(RIC_1);
assertThat(RIC_1.getState()).isEqualTo(RicState.SYNCHRONIZING);
}
@Test
void whenRicIdleAndErrorGettingPolicyIdentities_thenNoSynchronization() {
doReturn(Mono.just(a1ClientMock)).when(a1ClientFactory).createA1Client(any(Ric.class));
RIC_1.setState(RicState.AVAILABLE);
RIC_1.addSupportedPolicyType(POLICY_TYPE_1);
rics.put(RIC_1);
setUpGetPolicyIdentitiesToReturn(new Exception("Failed"));
RicSupervision supervisorUnderTest = spy(createRicSupervision());
supervisorUnderTest.checkAllRics();
verify(supervisorUnderTest).checkAllRics();
verify(synchronizationTaskMock, times(0)).synchronizeRic(RIC_1);
assertThat(RIC_1.getState()).isEqualTo(RicState.UNAVAILABLE);
}
@Test
void whenRicIdleAndNotSameAmountOfPolicies_thenSynchronization() {
doReturn(Mono.just(a1ClientMock)).when(a1ClientFactory).createA1Client(any(Ric.class));
RIC_1.setState(RicState.AVAILABLE);
rics.put(RIC_1);
policies.put(POLICY_1);
policies.put(POLICY_2);
setUpGetPolicyIdentitiesToReturn(new ArrayList<>(Arrays.asList(POLICY_1_ID)));
RicSupervision supervisorUnderTest = spy(createRicSupervision());
doReturn(synchronizationTaskMock).when(supervisorUnderTest).createSynchronizationTask();
supervisorUnderTest.checkAllRics();
verify(supervisorUnderTest).checkAllRics();
verify(synchronizationTaskMock).synchronizeRic(RIC_1);
assertThat(RIC_1.getState()).isEqualTo(RicState.UNAVAILABLE);
}
@Test
void whenRicIdleAndSameAmountOfPoliciesButNotSamePolicies_thenSynchronization() {
doReturn(Mono.just(a1ClientMock)).when(a1ClientFactory).createA1Client(any(Ric.class));
RIC_1.setState(RicState.AVAILABLE);
rics.put(RIC_1);
policies.put(POLICY_1);
policies.put(POLICY_2);
setUpGetPolicyIdentitiesToReturn(new ArrayList<>(Arrays.asList(POLICY_1_ID, "Another_policy")));
RicSupervision supervisorUnderTest = spy(createRicSupervision());
doReturn(synchronizationTaskMock).when(supervisorUnderTest).createSynchronizationTask();
supervisorUnderTest.checkAllRics();
verify(supervisorUnderTest).checkAllRics();
verify(synchronizationTaskMock).synchronizeRic(RIC_1);
assertThat(RIC_1.getState()).isEqualTo(RicState.UNAVAILABLE);
}
@Test
void whenRicIdleAndErrorGettingPolicyTypes_thenNoSynchronization() {
doReturn(Mono.just(a1ClientMock)).when(a1ClientFactory).createA1Client(any(Ric.class));
RIC_1.setState(RicState.AVAILABLE);
RIC_1.addSupportedPolicyType(POLICY_TYPE_1);
rics.put(RIC_1);
setUpGetPolicyIdentitiesToReturn(Collections.emptyList());
setUpGetPolicyTypeIdentitiesToReturn(new Exception("Failed"));
RicSupervision supervisorUnderTest = spy(createRicSupervision());
supervisorUnderTest.checkAllRics();
verify(supervisorUnderTest).checkAllRics();
verify(synchronizationTaskMock, times(0)).synchronizeRic(RIC_1);
assertThat(RIC_1.getState()).isEqualTo(RicState.UNAVAILABLE);
}
@Test
void whenRicIdleAndNotSameAmountOfPolicyTypes_thenSynchronization() {
doReturn(Mono.just(a1ClientMock)).when(a1ClientFactory).createA1Client(any(Ric.class));
RIC_1.setState(RicState.AVAILABLE);
RIC_1.addSupportedPolicyType(POLICY_TYPE_1);
rics.put(RIC_1);
types.put(POLICY_TYPE_1);
setUpGetPolicyIdentitiesToReturn(Collections.emptyList());
setUpGetPolicyTypeIdentitiesToReturn(new ArrayList<>(Arrays.asList(POLICY_TYPE_1_NAME, "another_policy_type")));
RicSupervision supervisorUnderTest = spy(createRicSupervision());
doReturn(synchronizationTaskMock).when(supervisorUnderTest).createSynchronizationTask();
supervisorUnderTest.checkAllRics();
verify(supervisorUnderTest).checkAllRics();
verify(synchronizationTaskMock).synchronizeRic(RIC_1);
assertThat(RIC_1.getState()).isEqualTo(RicState.UNAVAILABLE);
}
@Test
void whenRicIdleAndSameAmountOfPolicyTypesButNotSameTypes_thenSynchronization() {
doReturn(Mono.just(a1ClientMock)).when(a1ClientFactory).createA1Client(any(Ric.class));
PolicyType policyType2 = PolicyType.builder() //
.id("policyType2") //
.schema("") //
.build();
RIC_1.setState(RicState.AVAILABLE);
RIC_1.addSupportedPolicyType(POLICY_TYPE_1);
RIC_1.addSupportedPolicyType(policyType2);
rics.put(RIC_1);
setUpGetPolicyIdentitiesToReturn(Collections.emptyList());
setUpGetPolicyTypeIdentitiesToReturn(new ArrayList<>(Arrays.asList(POLICY_TYPE_1_NAME, "another_policy_type")));
RicSupervision supervisorUnderTest = spy(createRicSupervision());
doReturn(synchronizationTaskMock).when(supervisorUnderTest).createSynchronizationTask();
supervisorUnderTest.checkAllRics();
verify(supervisorUnderTest).checkAllRics();
verify(synchronizationTaskMock).synchronizeRic(RIC_1);
assertThat(RIC_1.getState()).isEqualTo(RicState.UNAVAILABLE);
}
@SuppressWarnings("unchecked")
private void setUpGetPolicyIdentitiesToReturn(Object returnValue) {
if (returnValue instanceof List<?>) {
when(a1ClientMock.getPolicyIdentities()).thenReturn(Mono.just((List<String>) returnValue));
} else if (returnValue instanceof Exception) {
when(a1ClientMock.getPolicyIdentities()).thenReturn(Mono.error((Exception) returnValue));
}
}
@SuppressWarnings("unchecked")
private void setUpGetPolicyTypeIdentitiesToReturn(Object returnValue) {
if (returnValue instanceof List<?>) {
when(a1ClientMock.getPolicyTypeIdentities()).thenReturn(Mono.just((List<String>) returnValue));
} else if (returnValue instanceof Exception) {
when(a1ClientMock.getPolicyTypeIdentities()).thenReturn(Mono.error((Exception) returnValue));
}
}
private RicSupervision createRicSupervision() {
ApplicationConfig config = new ApplicationConfig();
return new RicSupervision(rics, policies, a1ClientFactory, types, null, config, new SecurityContext(""));
}
}
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