policy-agent/src/test/java/org/oransc/policyagent/tasks/StartupServiceTest.java

   1 /*-
   2  * ========================LICENSE_START=================================
   3  * O-RAN-SC
   4  * %%
   5  * Copyright (C) 2019 Nordix Foundation
   6  * %%
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  * ========================LICENSE_END===================================
  19  */
  20
  21 package org.oransc.policyagent.tasks;
  22
  23 import static org.assertj.core.api.Assertions.assertThat;
  24 import static org.awaitility.Awaitility.await;
  25 import static org.junit.jupiter.api.Assertions.assertEquals;
  26 import static org.junit.jupiter.api.Assertions.assertNotNull;
  27 import static org.junit.jupiter.api.Assertions.assertTrue;
  28 import static org.mockito.ArgumentMatchers.any;
  29 import static org.mockito.ArgumentMatchers.anyString;
  30 import static org.mockito.Mockito.doReturn;
  31 import static org.mockito.Mockito.mock;
  32 import static org.mockito.Mockito.times;
  33 import static org.mockito.Mockito.verify;
  34 import static org.mockito.Mockito.when;
  35 import static org.oransc.policyagent.repository.Ric.RicState.IDLE;
  36
  37 import java.util.Arrays;
  38 import java.util.List;
  39 import java.util.Vector;
  40
  41 import org.junit.jupiter.api.BeforeEach;
  42 import org.junit.jupiter.api.Test;
  43 import org.junit.jupiter.api.extension.ExtendWith;
  44 import org.junit.runner.RunWith;
  45 import org.mockito.junit.MockitoJUnitRunner;
  46 import org.mockito.junit.jupiter.MockitoExtension;
  47 import org.oransc.policyagent.clients.A1Client;
  48 import org.oransc.policyagent.clients.A1ClientFactory;
  49 import org.oransc.policyagent.configuration.ApplicationConfig;
  50 import org.oransc.policyagent.configuration.ImmutableRicConfig;
  51 import org.oransc.policyagent.configuration.RicConfig;
  52 import org.oransc.policyagent.repository.Policies;
  53 import org.oransc.policyagent.repository.PolicyTypes;
  54 import org.oransc.policyagent.repository.Ric;
  55 import org.oransc.policyagent.repository.Ric.RicState;
  56 import org.oransc.policyagent.repository.Rics;
  57 import org.oransc.policyagent.repository.Services;
  58
  59 import reactor.core.publisher.Flux;
  60 import reactor.core.publisher.Mono;
  61
  62 @ExtendWith(MockitoExtension.class)
  63 @RunWith(MockitoJUnitRunner.class)
  64 public class StartupServiceTest {
  65     private static final String FIRST_RIC_NAME = "first";
  66     private static final String FIRST_RIC_URL = "firstUrl";
  67     private static final String SECOND_RIC_NAME = "second";
  68     private static final String SECOND_RIC_URL = "secondUrl";
  69     private static final String MANAGED_NODE_A = "nodeA";
  70     private static final String MANAGED_NODE_B = "nodeB";
  71     private static final String MANAGED_NODE_C = "nodeC";
  72
  73     private static final String POLICY_TYPE_1_NAME = "type1";
  74     private static final String POLICY_TYPE_2_NAME = "type2";
  75     private static final String POLICY_ID_1 = "policy1";
  76     private static final String POLICY_ID_2 = "policy2";
  77
  78     ApplicationConfig appConfigMock;
  79     RefreshConfigTask refreshTaskMock;
  80
  81     A1Client a1ClientMock;
  82     A1ClientFactory a1ClientFactory;
  83
  84     @BeforeEach
  85     public void init() throws Exception {
  86         a1ClientMock = mock(A1Client.class);
  87         a1ClientFactory = mock(A1ClientFactory.class);
  88         appConfigMock = mock(ApplicationConfig.class);
  89         refreshTaskMock = mock(RefreshConfigTask.class);
  90         doReturn(Mono.just(a1ClientMock)).when(a1ClientFactory).createA1Client(any());
  91     }
  92
  93     @Test
  94     public void startup_allOk() {
  95         Mono<List<String>> policyTypes1 = Mono.just(Arrays.asList(POLICY_TYPE_1_NAME));
  96         Mono<List<String>> policyTypes2 = Mono.just(Arrays.asList(POLICY_TYPE_1_NAME, POLICY_TYPE_2_NAME));
  97         doReturn(policyTypes1, policyTypes2).when(a1ClientMock).getPolicyTypeIdentities();
  98         doReturn(Mono.just("Schema")).when(a1ClientMock).getPolicyTypeSchema(anyString());
  99         doReturn(Flux.just("OK")).when(a1ClientMock).deleteAllPolicies();
 100
 101         Rics rics = new Rics();
 102         PolicyTypes policyTypes = new PolicyTypes();
 103         StartupService serviceUnderTest = new StartupService(appConfigMock, refreshTaskMock, rics, policyTypes,
 104             a1ClientFactory, new Policies(), new Services());
 105
 106         serviceUnderTest.startup();
 107
 108         serviceUnderTest.onRicConfigUpdate(getRicConfig(FIRST_RIC_NAME, FIRST_RIC_URL, MANAGED_NODE_A),
 109             ApplicationConfig.RicConfigUpdate.ADDED);
 110         serviceUnderTest.onRicConfigUpdate(
 111             getRicConfig(SECOND_RIC_NAME, SECOND_RIC_URL, MANAGED_NODE_B, MANAGED_NODE_C),
 112             ApplicationConfig.RicConfigUpdate.ADDED);
 113
 114         await().untilAsserted(() -> assertThat(policyTypes.size()).isEqualTo(2));
 115
 116         verify(a1ClientMock, times(2)).deleteAllPolicies();
 117
 118         assertTrue(policyTypes.contains(POLICY_TYPE_1_NAME), POLICY_TYPE_1_NAME + " not added to PolicyTypes.");
 119         assertTrue(policyTypes.contains(POLICY_TYPE_2_NAME), POLICY_TYPE_2_NAME + " not added to PolicyTypes.");
 120         assertEquals(2, rics.size(), "Correct number of Rics not added to Rics");
 121
 122         Ric firstRic = rics.get(FIRST_RIC_NAME);
 123         assertNotNull(firstRic, "Ric " + FIRST_RIC_NAME + " not added to repository");
 124         assertEquals(FIRST_RIC_NAME, firstRic.name(), FIRST_RIC_NAME + " not added to Rics");
 125         assertEquals(IDLE, firstRic.getState(), "Not correct state for ric " + FIRST_RIC_NAME);
 126         assertEquals(1, firstRic.getSupportedPolicyTypes().size(),
 127             "Not correct no of types supported for ric " + FIRST_RIC_NAME);
 128         assertTrue(firstRic.isSupportingType(POLICY_TYPE_1_NAME),
 129             POLICY_TYPE_1_NAME + " not supported by ric " + FIRST_RIC_NAME);
 130         assertEquals(1, firstRic.getManagedElementIds().size(),
 131             "Not correct no of managed nodes for ric " + FIRST_RIC_NAME);
 132         assertTrue(firstRic.isManaging(MANAGED_NODE_A), MANAGED_NODE_A + " not managed by ric " + FIRST_RIC_NAME);
 133
 134         Ric secondRic = rics.get(SECOND_RIC_NAME);
 135         assertNotNull(secondRic, "Ric " + SECOND_RIC_NAME + " not added to repository");
 136         assertEquals(SECOND_RIC_NAME, secondRic.name(), SECOND_RIC_NAME + " not added to Rics");
 137         assertEquals(IDLE, secondRic.getState(), "Not correct state for " + SECOND_RIC_NAME);
 138         assertEquals(2, secondRic.getSupportedPolicyTypes().size(),
 139             "Not correct no of types supported for ric " + SECOND_RIC_NAME);
 140         assertTrue(secondRic.isSupportingType(POLICY_TYPE_1_NAME),
 141             POLICY_TYPE_1_NAME + " not supported by ric " + SECOND_RIC_NAME);
 142         assertTrue(secondRic.isSupportingType(POLICY_TYPE_2_NAME),
 143             POLICY_TYPE_2_NAME + " not supported by ric " + SECOND_RIC_NAME);
 144         assertEquals(2, secondRic.getManagedElementIds().size(),
 145             "Not correct no of managed nodes for ric " + SECOND_RIC_NAME);
 146         assertTrue(secondRic.isManaging(MANAGED_NODE_B), MANAGED_NODE_B + " not managed by ric " + SECOND_RIC_NAME);
 147         assertTrue(secondRic.isManaging(MANAGED_NODE_C), MANAGED_NODE_C + " not managed by ric " + SECOND_RIC_NAME);
 148     }
 149
 150     @Test
 151     public void startup_unableToConnectToGetTypes() {
 152         Mono<?> error = Mono.error(new Exception("Unable to contact ric."));
 153         doReturn(error, error).when(a1ClientMock).getPolicyTypeIdentities();
 154
 155         Rics rics = new Rics();
 156         PolicyTypes policyTypes = new PolicyTypes();
 157         StartupService serviceUnderTest = new StartupService(appConfigMock, refreshTaskMock, rics, policyTypes,
 158             a1ClientFactory, new Policies(), new Services());
 159
 160         serviceUnderTest.startup();
 161         serviceUnderTest.onRicConfigUpdate(getRicConfig(FIRST_RIC_NAME, FIRST_RIC_URL, MANAGED_NODE_A),
 162             ApplicationConfig.RicConfigUpdate.ADDED);
 163
 164         assertEquals(RicState.UNDEFINED, rics.get(FIRST_RIC_NAME).getState(),
 165             "Not correct state for " + FIRST_RIC_NAME);
 166     }
 167
 168     @Test
 169     public void startup_unableToConnectToDeleteAllPolicies() {
 170
 171         Mono<List<String>> policyTypes = Mono.just(Arrays.asList(POLICY_TYPE_1_NAME));
 172         when(a1ClientMock.getPolicyTypeIdentities()).thenReturn(policyTypes);
 173         when(a1ClientMock.getPolicyTypeSchema(anyString())).thenReturn(Mono.just("Schema"));
 174         Flux<?> error = Flux.error(new Exception("Unable to contact ric."));
 175         doReturn(error).when(a1ClientMock).deleteAllPolicies();
 176
 177         Rics rics = new Rics();
 178         StartupService serviceUnderTest = new StartupService(appConfigMock, refreshTaskMock, rics, new PolicyTypes(),
 179             a1ClientFactory, new Policies(), new Services());
 180
 181         serviceUnderTest.startup();
 182         serviceUnderTest.onRicConfigUpdate(getRicConfig(FIRST_RIC_NAME, FIRST_RIC_URL, MANAGED_NODE_A),
 183             ApplicationConfig.RicConfigUpdate.ADDED);
 184
 185         assertEquals(RicState.UNDEFINED, rics.get(FIRST_RIC_NAME).getState(),
 186             "Not correct state for " + FIRST_RIC_NAME);
 187     }
 188
 189     @SafeVarargs
 190     private <T> Vector<T> toVector(T... objs) {
 191         Vector<T> result = new Vector<>();
 192         for (T o : objs) {
 193             result.add(o);
 194         }
 195         return result;
 196     }
 197
 198     private RicConfig getRicConfig(String name, String baseUrl, String... managedElementIds) {
 199         ImmutableRicConfig ricConfig = ImmutableRicConfig.builder() //
 200             .name(name) //
 201             .managedElementIds(toVector(managedElementIds)) //
 202             .baseUrl(baseUrl) //
 203             .build();
 204         return ricConfig;
 205     }
 206 }