models-interactions/model-actors/actor.guard/src/test/java/org/onap/policy/controlloop/actor/guard/GuardOperationTest.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ONAP
   4  * ================================================================================
   5  * Copyright (C) 2020 AT&T Intellectual Property. All rights reserved.
   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.onap.policy.controlloop.actor.guard;
  22
  23 import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;
  24 import static org.junit.Assert.assertEquals;
  25 import static org.junit.Assert.assertFalse;
  26 import static org.junit.Assert.assertNotNull;
  27 import static org.junit.Assert.assertTrue;
  28 import static org.mockito.ArgumentMatchers.any;
  29 import static org.mockito.Mockito.mock;
  30 import static org.mockito.Mockito.never;
  31 import static org.mockito.Mockito.verify;
  32 import static org.mockito.Mockito.when;
  33
  34 import java.util.Map;
  35 import java.util.TreeMap;
  36 import java.util.concurrent.CompletableFuture;
  37 import java.util.function.Consumer;
  38 import org.junit.AfterClass;
  39 import org.junit.Before;
  40 import org.junit.BeforeClass;
  41 import org.junit.Test;
  42 import org.mockito.Mock;
  43 import org.onap.policy.common.endpoints.event.comm.bus.internal.BusTopicParams;
  44 import org.onap.policy.common.endpoints.http.client.HttpClientFactoryInstance;
  45 import org.onap.policy.common.endpoints.http.server.HttpServletServerFactoryInstance;
  46 import org.onap.policy.common.utils.coder.CoderException;
  47 import org.onap.policy.controlloop.actor.test.BasicHttpOperation;
  48 import org.onap.policy.controlloop.actorserviceprovider.OperationOutcome;
  49 import org.onap.policy.controlloop.actorserviceprovider.Util;
  50 import org.onap.policy.controlloop.policy.PolicyResult;
  51 import org.onap.policy.models.decisions.concepts.DecisionRequest;
  52 import org.onap.policy.models.decisions.concepts.DecisionResponse;
  53 import org.onap.policy.simulators.GuardSimulatorJaxRs;
  54
  55 public class GuardOperationTest extends BasicHttpOperation<DecisionRequest> {
  56
  57     @Mock
  58     private Consumer<OperationOutcome> started;
  59     @Mock
  60     private Consumer<OperationOutcome> completed;
  61
  62     private GuardConfig guardConfig;
  63     private GuardOperation oper;
  64
  65     /**
  66      * Starts the simulator.
  67      */
  68     @BeforeClass
  69     public static void setUpBeforeClass() throws Exception {
  70         org.onap.policy.simulators.Util.buildGuardSim();
  71
  72         BusTopicParams clientParams = BusTopicParams.builder().clientName(MY_CLIENT).basePath("policy/pdpx/v1/")
  73                         .hostname("localhost").managed(true).port(org.onap.policy.simulators.Util.GUARDSIM_SERVER_PORT)
  74                         .build();
  75         HttpClientFactoryInstance.getClientFactory().build(clientParams);
  76     }
  77
  78     @AfterClass
  79     public static void tearDownAfterClass() {
  80         HttpClientFactoryInstance.getClientFactory().destroy();
  81         HttpServletServerFactoryInstance.getServerFactory().destroy();
  82     }
  83
  84     /**
  85      * Sets up.
  86      */
  87     @Before
  88     public void setUp() throws Exception {
  89         super.setUpBasic();
  90
  91         guardConfig = mock(GuardConfig.class);
  92         when(guardConfig.makeRequest()).thenAnswer(args -> {
  93             DecisionRequest req = new DecisionRequest();
  94             req.setAction("guard");
  95             req.setOnapComponent("my-onap-component");
  96             req.setOnapInstance("my-onap-instance");
  97             req.setOnapName("my-onap-name");
  98             return req;
  99         });
 100
 101         config = guardConfig;
 102         initConfig();
 103
 104         params = params.toBuilder().startCallback(started).completeCallback(completed).build();
 105
 106         oper = new GuardOperation(params, config);
 107     }
 108
 109     /**
 110      * Tests "success" case with simulator.
 111      */
 112     @Test
 113     public void testSuccess() throws Exception {
 114         GuardParams opParams = GuardParams.builder().clientName(MY_CLIENT).path("decision").build();
 115         config = new GuardConfig(blockingExecutor, opParams, HttpClientFactoryInstance.getClientFactory());
 116
 117         params = params.toBuilder().retry(0).timeoutSec(5).executor(blockingExecutor).build();
 118         oper = new GuardOperation(params, config);
 119
 120         outcome = oper.start().get();
 121         assertEquals(PolicyResult.SUCCESS, outcome.getResult());
 122     }
 123
 124     /**
 125      * Tests "failure" case with simulator.
 126      */
 127     @Test
 128     public void testFailure() throws Exception {
 129         GuardParams opParams = GuardParams.builder().clientName(MY_CLIENT).path("decision").build();
 130         config = new GuardConfig(blockingExecutor, opParams, HttpClientFactoryInstance.getClientFactory());
 131
 132         params = params.toBuilder().retry(0).timeoutSec(5).executor(blockingExecutor)
 133                         .payload(Map.of("clname", GuardSimulatorJaxRs.DENY_CLNAME)).build();
 134         oper = new GuardOperation(params, config);
 135
 136         outcome = oper.start().get();
 137         assertEquals(PolicyResult.FAILURE, outcome.getResult());
 138     }
 139
 140     @Test
 141     public void testConstructor() {
 142         assertEquals(DEFAULT_ACTOR, oper.getActorName());
 143         assertEquals(DEFAULT_OPERATION, oper.getName());
 144     }
 145
 146     @Test
 147     public void testStartOperationAsync() throws Exception {
 148         CompletableFuture<OperationOutcome> future2 = oper.start();
 149         executor.runAll(100);
 150         assertFalse(future2.isDone());
 151
 152         DecisionResponse resp = new DecisionResponse();
 153         resp.setStatus(GuardOperation.PERMIT);
 154         when(rawResponse.readEntity(String.class)).thenReturn(Util.translate("", resp, String.class));
 155
 156         verify(client).post(callbackCaptor.capture(), any(), requestCaptor.capture(), any());
 157         callbackCaptor.getValue().completed(rawResponse);
 158
 159         executor.runAll(100);
 160         assertTrue(future2.isDone());
 161
 162         assertEquals(PolicyResult.SUCCESS, future2.get().getResult());
 163
 164         assertEquals("1", future2.get().getSubRequestId());
 165     }
 166
 167     /**
 168      * Tests startOperationAsync() when the guard is disabled.
 169      */
 170     @Test
 171     public void testStartOperationAsyncDisabled() throws Exception {
 172         // indicate that it's disabled
 173         when(guardConfig.isDisabled()).thenReturn(true);
 174
 175         CompletableFuture<OperationOutcome> future2 = oper.start();
 176         executor.runAll(100);
 177
 178         verify(client, never()).post(any(), any(), any(), any());
 179
 180         // should already be done
 181         assertTrue(future2.isDone());
 182
 183         assertEquals(PolicyResult.SUCCESS, future2.get().getResult());
 184
 185         // ensure callbacks were invoked
 186         verify(started).accept(any());
 187         verify(completed).accept(any());
 188     }
 189
 190     @Test
 191     public void testMakeRequest() throws CoderException {
 192         verifyPayload("makeReqStd.json", makePayload());
 193         verifyPayload("makeReqDefault.json", new TreeMap<>());
 194
 195         // null payload - start with fresh parameters and operation
 196         params = params.toBuilder().payload(null).build();
 197         oper = new GuardOperation(params, config);
 198         assertThatIllegalArgumentException().isThrownBy(() -> oper.makeRequest());
 199     }
 200
 201     private void verifyPayload(String expectedJsonFile, Map<String, Object> payload) throws CoderException {
 202         params.getPayload().clear();
 203         params.getPayload().putAll(payload);
 204
 205         DecisionRequest request = oper.makeRequest();
 206
 207         assertEquals("guard", request.getAction());
 208         assertEquals("my-onap-component", request.getOnapComponent());
 209         assertEquals("my-onap-instance", request.getOnapInstance());
 210         assertEquals("my-onap-name", request.getOnapName());
 211         assertNotNull(request.getRequestId());
 212         assertEquals(Map.of("guard", payload), request.getResource());
 213
 214         verifyRequest(expectedJsonFile, request, "requestId");
 215     }
 216
 217     @Test
 218     public void testPostProcessResponse() {
 219         DecisionResponse response = new DecisionResponse();
 220
 221         // null status
 222         response.setStatus(null);
 223         verifyOutcome(response, PolicyResult.FAILURE, "response contains no status");
 224
 225         // permit, mixed case
 226         response.setStatus("peRmit");
 227         verifyOutcome(response, PolicyResult.SUCCESS, "peRmit");
 228
 229         // indeterminate, mixed case
 230         response.setStatus("inDETerminate");
 231         verifyOutcome(response, PolicyResult.SUCCESS, "inDETerminate");
 232
 233         // deny, mixed case
 234         response.setStatus("deNY");
 235         verifyOutcome(response, PolicyResult.FAILURE, "deNY");
 236
 237         // unknown status
 238         response.setStatus("unknown");
 239         verifyOutcome(response, PolicyResult.FAILURE, "unknown");
 240     }
 241
 242     private void verifyOutcome(DecisionResponse response, PolicyResult expectedResult, String expectedMessage) {
 243         oper.postProcessResponse(outcome, BASE_URI, rawResponse, response);
 244         assertEquals(expectedResult, outcome.getResult());
 245         assertEquals(expectedMessage, outcome.getMessage());
 246     }
 247
 248     @Override
 249     protected Map<String, Object> makePayload() {
 250         return new TreeMap<>(Map.of("hello", "world", "abc", "123"));
 251     }
 252 }