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.anyString;
  29 import static org.mockito.Mockito.doReturn;
  30 import static org.mockito.Mockito.verify;
  31 import static org.mockito.Mockito.when;
  32 import static org.oransc.policyagent.repository.Ric.RicState.ACTIVE;
  33 import static org.oransc.policyagent.repository.Ric.RicState.NOT_REACHABLE;
  34
  35 import java.util.Arrays;
  36 import java.util.Collection;
  37 import java.util.Vector;
  38
  39 import org.junit.jupiter.api.Test;
  40 import org.junit.jupiter.api.extension.ExtendWith;
  41 import org.junit.runner.RunWith;
  42 import org.mockito.Mock;
  43 import org.mockito.junit.MockitoJUnitRunner;
  44 import org.mockito.junit.jupiter.MockitoExtension;
  45 import org.oransc.policyagent.clients.A1Client;
  46 import org.oransc.policyagent.configuration.ApplicationConfig;
  47 import org.oransc.policyagent.configuration.ImmutableRicConfig;
  48 import org.oransc.policyagent.configuration.RicConfig;
  49 import org.oransc.policyagent.repository.Policies;
  50 import org.oransc.policyagent.repository.PolicyTypes;
  51 import org.oransc.policyagent.repository.Ric;
  52 import org.oransc.policyagent.repository.Rics;
  53 import org.oransc.policyagent.repository.Services;
  54 import reactor.core.publisher.Mono;
  55
  56 @ExtendWith(MockitoExtension.class)
  57 @RunWith(MockitoJUnitRunner.class)
  58 public class StartupServiceTest {
  59     private static final String FIRST_RIC_NAME = "first";
  60     private static final String FIRST_RIC_URL = "firstUrl";
  61     private static final String SECOND_RIC_NAME = "second";
  62     private static final String SECOND_RIC_URL = "secondUrl";
  63     private static final String MANAGED_NODE_A = "nodeA";
  64     private static final String MANAGED_NODE_B = "nodeB";
  65     private static final String MANAGED_NODE_C = "nodeC";
  66
  67     private static final String POLICY_TYPE_1_NAME = "type1";
  68     private static final String POLICY_TYPE_2_NAME = "type2";
  69     private static final String POLICY_ID_1 = "policy1";
  70     private static final String POLICY_ID_2 = "policy2";
  71
  72     @Mock
  73     ApplicationConfig appConfigMock;
  74
  75     @Mock
  76     A1Client a1ClientMock;
  77
  78     @Test
  79     public void startup_allOk() {
  80         Vector<RicConfig> ricConfigs = new Vector<>(2);
  81         ricConfigs.add(getRicConfig(FIRST_RIC_NAME, FIRST_RIC_URL, MANAGED_NODE_A));
  82         ricConfigs.add(getRicConfig(SECOND_RIC_NAME, SECOND_RIC_URL, MANAGED_NODE_B, MANAGED_NODE_C));
  83         when(appConfigMock.getRicConfigs()).thenReturn(ricConfigs);
  84
  85         Mono<Collection<String>> policyTypes1 = Mono.just(Arrays.asList(POLICY_TYPE_1_NAME));
  86         Mono<Collection<String>> policyTypes2 = Mono.just(Arrays.asList(POLICY_TYPE_1_NAME, POLICY_TYPE_2_NAME));
  87         when(a1ClientMock.getPolicyTypeIdentities(anyString())).thenReturn(policyTypes1).thenReturn(policyTypes2);
  88         Mono<Collection<String>> policies = Mono.just(Arrays.asList(POLICY_ID_1, POLICY_ID_2));
  89         when(a1ClientMock.getPolicyIdentities(anyString())).thenReturn(policies);
  90         when(a1ClientMock.getPolicyType(anyString(), anyString())).thenReturn(Mono.just("Schema"));
  91         when(a1ClientMock.deletePolicy(anyString(), anyString())).thenReturn(Mono.just("OK"));
  92
  93         Rics rics = new Rics();
  94         PolicyTypes policyTypes = new PolicyTypes();
  95         StartupService serviceUnderTest =
  96             new StartupService(appConfigMock, rics, policyTypes, a1ClientMock, new Policies(), new Services());
  97
  98         serviceUnderTest.startup();
  99
 100         await().untilAsserted(() -> assertThat(policyTypes.size()).isEqualTo(2));
 101
 102         verify(a1ClientMock).getPolicyTypeIdentities(FIRST_RIC_URL);
 103         verify(a1ClientMock).deletePolicy(FIRST_RIC_URL, POLICY_ID_1);
 104         verify(a1ClientMock).deletePolicy(FIRST_RIC_URL, POLICY_ID_2);
 105
 106         verify(a1ClientMock).getPolicyTypeIdentities(SECOND_RIC_URL);
 107         verify(a1ClientMock).deletePolicy(SECOND_RIC_URL, POLICY_ID_1);
 108         verify(a1ClientMock).deletePolicy(SECOND_RIC_URL, POLICY_ID_2);
 109
 110         assertTrue(policyTypes.contains(POLICY_TYPE_1_NAME), POLICY_TYPE_1_NAME + " not added to PolicyTypes.");
 111         assertTrue(policyTypes.contains(POLICY_TYPE_2_NAME), POLICY_TYPE_2_NAME + " not added to PolicyTypes.");
 112         assertEquals(2, rics.size(), "Correct number of Rics not added to Rics");
 113
 114         Ric firstRic = rics.get(FIRST_RIC_NAME);
 115         assertNotNull(firstRic, "Ric " + FIRST_RIC_NAME + " not added to repository");
 116         assertEquals(FIRST_RIC_NAME, firstRic.name(), FIRST_RIC_NAME + " not added to Rics");
 117         assertEquals(ACTIVE, firstRic.state(), "Not correct state for ric " + FIRST_RIC_NAME);
 118         assertEquals(1, firstRic.getSupportedPolicyTypes().size(),
 119             "Not correct no of types supported for ric " + FIRST_RIC_NAME);
 120         assertTrue(firstRic.isSupportingType(POLICY_TYPE_1_NAME),
 121             POLICY_TYPE_1_NAME + " not supported by ric " + FIRST_RIC_NAME);
 122         assertEquals(1, firstRic.getManagedElementIds().size(),
 123             "Not correct no of managed nodes for ric " + FIRST_RIC_NAME);
 124         assertTrue(firstRic.isManaging(MANAGED_NODE_A), MANAGED_NODE_A + " not managed by ric " + FIRST_RIC_NAME);
 125
 126         Ric secondRic = rics.get(SECOND_RIC_NAME);
 127         assertNotNull(secondRic, "Ric " + SECOND_RIC_NAME + " not added to repository");
 128         assertEquals(SECOND_RIC_NAME, secondRic.name(), SECOND_RIC_NAME + " not added to Rics");
 129         assertEquals(ACTIVE, secondRic.state(), "Not correct state for " + SECOND_RIC_NAME);
 130         assertEquals(2, secondRic.getSupportedPolicyTypes().size(),
 131             "Not correct no of types supported for ric " + SECOND_RIC_NAME);
 132         assertTrue(secondRic.isSupportingType(POLICY_TYPE_1_NAME),
 133             POLICY_TYPE_1_NAME + " not supported by ric " + SECOND_RIC_NAME);
 134         assertTrue(secondRic.isSupportingType(POLICY_TYPE_2_NAME),
 135             POLICY_TYPE_2_NAME + " not supported by ric " + SECOND_RIC_NAME);
 136         assertEquals(2, secondRic.getManagedElementIds().size(),
 137             "Not correct no of managed nodes for ric " + SECOND_RIC_NAME);
 138         assertTrue(secondRic.isManaging(MANAGED_NODE_B), MANAGED_NODE_B + " not managed by ric " + SECOND_RIC_NAME);
 139         assertTrue(secondRic.isManaging(MANAGED_NODE_C), MANAGED_NODE_C + " not managed by ric " + SECOND_RIC_NAME);
 140     }
 141
 142     @Test
 143     public void startup_unableToConnectToGetTypes() {
 144         Vector<RicConfig> ricConfigs = new Vector<>(2);
 145         ricConfigs.add(getRicConfig(FIRST_RIC_NAME, FIRST_RIC_URL, MANAGED_NODE_A));
 146         ricConfigs.add(getRicConfig(SECOND_RIC_NAME, SECOND_RIC_URL, MANAGED_NODE_B, MANAGED_NODE_C));
 147         when(appConfigMock.getRicConfigs()).thenReturn(ricConfigs);
 148
 149         Mono<Collection<String>> policyIdentities = Mono.just(Arrays.asList(POLICY_TYPE_1_NAME));
 150         Mono<?> error = Mono.error(new Exception("Unable to contact ric."));
 151         doReturn(error, policyIdentities).when(a1ClientMock).getPolicyTypeIdentities(anyString());
 152
 153         Mono<Collection<String>> policies = Mono.just(Arrays.asList(POLICY_ID_1, POLICY_ID_2));
 154         doReturn(policies).when(a1ClientMock).getPolicyIdentities(anyString());
 155         when(a1ClientMock.getPolicyType(anyString(), anyString())).thenReturn(Mono.just("Schema"));
 156         when(a1ClientMock.deletePolicy(anyString(), anyString())).thenReturn(Mono.just("OK"));
 157
 158         Rics rics = new Rics();
 159         PolicyTypes policyTypes = new PolicyTypes();
 160         StartupService serviceUnderTest =
 161             new StartupService(appConfigMock, rics, policyTypes, a1ClientMock, new Policies(), new Services());
 162
 163         serviceUnderTest.startup();
 164
 165         verify(a1ClientMock).deletePolicy(SECOND_RIC_URL, POLICY_ID_1);
 166         verify(a1ClientMock).deletePolicy(SECOND_RIC_URL, POLICY_ID_2);
 167
 168         assertEquals(NOT_REACHABLE, rics.get(FIRST_RIC_NAME).state(), "Not correct state for " + FIRST_RIC_NAME);
 169
 170         assertEquals(ACTIVE, rics.get(SECOND_RIC_NAME).state(), "Not correct state for " + SECOND_RIC_NAME);
 171     }
 172
 173     @Test
 174     public void startup_unableToConnectToGetPolicies() {
 175         Vector<RicConfig> ricConfigs = new Vector<>(2);
 176         ricConfigs.add(getRicConfig(FIRST_RIC_NAME, FIRST_RIC_URL, MANAGED_NODE_A));
 177         ricConfigs.add(getRicConfig(SECOND_RIC_NAME, SECOND_RIC_URL, MANAGED_NODE_B, MANAGED_NODE_C));
 178         when(appConfigMock.getRicConfigs()).thenReturn(ricConfigs);
 179
 180         Mono<Collection<String>> policyTypes1 = Mono.just(Arrays.asList(POLICY_TYPE_1_NAME));
 181         Mono<Collection<String>> policyTypes2 = Mono.just(Arrays.asList(POLICY_TYPE_1_NAME, POLICY_TYPE_2_NAME));
 182         when(a1ClientMock.getPolicyTypeIdentities(anyString())).thenReturn(policyTypes1).thenReturn(policyTypes2);
 183         when(a1ClientMock.getPolicyType(anyString(), anyString())).thenReturn(Mono.just("Schema"));
 184         Mono<Collection<String>> policies = Mono.just(Arrays.asList(POLICY_ID_1, POLICY_ID_2));
 185         doReturn(Mono.error(new Exception("Unable to contact ric.")), policies).when(a1ClientMock)
 186             .getPolicyIdentities(anyString());
 187         when(a1ClientMock.deletePolicy(anyString(), anyString())).thenReturn(Mono.just("OK"));
 188
 189         Rics rics = new Rics();
 190         PolicyTypes policyTypes = new PolicyTypes();
 191         StartupService serviceUnderTest =
 192             new StartupService(appConfigMock, rics, policyTypes, a1ClientMock, new Policies(), new Services());
 193
 194         serviceUnderTest.startup();
 195
 196         verify(a1ClientMock).deletePolicy(SECOND_RIC_URL, POLICY_ID_1);
 197         verify(a1ClientMock).deletePolicy(SECOND_RIC_URL, POLICY_ID_2);
 198
 199         assertEquals(NOT_REACHABLE, rics.get(FIRST_RIC_NAME).state(), "Not correct state for " + FIRST_RIC_NAME);
 200
 201         assertEquals(ACTIVE, rics.get(SECOND_RIC_NAME).state(), "Not correct state for " + SECOND_RIC_NAME);
 202     }
 203
 204     @SafeVarargs
 205     private <T> Vector<T> toVector(T... objs) {
 206         Vector<T> result = new Vector<>();
 207         for (T o : objs) {
 208             result.add(o);
 209         }
 210         return result;
 211     }
 212
 213     private RicConfig getRicConfig(String name, String baseUrl, String... managedElementIds) {
 214         ImmutableRicConfig ricConfig = ImmutableRicConfig.builder() //
 215             .name(name) //
 216             .managedElementIds(toVector(managedElementIds)) //
 217             .baseUrl(baseUrl) //
 218             .build();
 219         return ricConfig;
 220     }
 221 }