gerrit.onap Code Review - policy/drools-pdp.git/blob

   1 /*
   2  * ============LICENSE_START=======================================================
   3  * ONAP
   4  * ================================================================================
   5  * Copyright (C) 2019-2020 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.drools.controller.internal;
  22
  23 import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;
  24 import static org.assertj.core.api.Assertions.assertThatIllegalStateException;
  25 import static org.junit.Assert.assertEquals;
  26 import static org.junit.Assert.assertFalse;
  27 import static org.junit.Assert.assertNotNull;
  28 import static org.junit.Assert.assertSame;
  29 import static org.junit.Assert.assertTrue;
  30 import static org.mockito.ArgumentMatchers.any;
  31 import static org.mockito.Mockito.doThrow;
  32 import static org.mockito.Mockito.mock;
  33 import static org.mockito.Mockito.never;
  34 import static org.mockito.Mockito.times;
  35 import static org.mockito.Mockito.verify;
  36 import static org.mockito.Mockito.when;
  37
  38 import java.util.Arrays;
  39 import java.util.Collections;
  40 import java.util.List;
  41 import java.util.Map;
  42 import java.util.TreeMap;
  43 import org.junit.Before;
  44 import org.junit.Test;
  45 import org.kie.api.KieBase;
  46 import org.kie.api.definition.KiePackage;
  47 import org.kie.api.definition.rule.Query;
  48 import org.kie.api.runtime.KieContainer;
  49 import org.kie.api.runtime.KieSession;
  50 import org.kie.api.runtime.rule.FactHandle;
  51 import org.kie.api.runtime.rule.QueryResults;
  52 import org.kie.api.runtime.rule.QueryResultsRow;
  53 import org.mockito.ArgumentCaptor;
  54 import org.mockito.Mock;
  55 import org.mockito.MockitoAnnotations;
  56 import org.onap.policy.common.endpoints.event.comm.TopicSink;
  57 import org.onap.policy.common.utils.services.OrderedServiceImpl;
  58 import org.onap.policy.drools.core.PolicyContainer;
  59 import org.onap.policy.drools.core.PolicySession;
  60 import org.onap.policy.drools.features.DroolsControllerFeatureApi;
  61 import org.onap.policy.drools.features.DroolsControllerFeatureApiConstants;
  62 import org.onap.policy.drools.protocol.coders.EventProtocolCoder;
  63 import org.onap.policy.drools.protocol.coders.EventProtocolCoderConstants;
  64 import org.onap.policy.drools.protocol.coders.EventProtocolParams;
  65 import org.onap.policy.drools.protocol.coders.JsonProtocolFilter;
  66 import org.onap.policy.drools.protocol.coders.TopicCoderFilterConfiguration;
  67 import org.onap.policy.drools.protocol.coders.TopicCoderFilterConfiguration.CustomGsonCoder;
  68 import org.onap.policy.drools.protocol.coders.TopicCoderFilterConfiguration.PotentialCoderFilter;
  69
  70 public class MavenDroolsController2Test {
  71     private static final int FACT1_OBJECT = 1000;
  72     private static final int FACT3_OBJECT = 1001;
  73
  74     private static final long FACT_COUNT = 200L;
  75
  76     private static final String EXPECTED_EXCEPTION = "expected exception";
  77     private static final RuntimeException RUNTIME_EX = new RuntimeException(EXPECTED_EXCEPTION);
  78     private static final IllegalArgumentException ARG_EX = new IllegalArgumentException(EXPECTED_EXCEPTION);
  79
  80     private static final String UNKNOWN_CLASS = "unknown class";
  81
  82     private static final String GROUP = "my-group";
  83     private static final String ARTIFACT = "my-artifact";
  84     private static final String VERSION = "my-version";
  85
  86     private static final String GROUP2 = "my-groupB";
  87     private static final String ARTIFACT2 = "my-artifactB";
  88     private static final String VERSION2 = "my-versionB";
  89
  90     private static final String TOPIC = "my-topic";
  91     private static final String TOPIC2 = "my-topic";
  92
  93     private static final ClassLoader CLASS_LOADER = MavenDroolsController2Test.class.getClassLoader();
  94     private static final int CLASS_LOADER_HASHCODE = CLASS_LOADER.hashCode();
  95
  96     private static final String SESSION1 = "session-A";
  97     private static final String SESSION2 = "session-B";
  98     private static final String FULL_SESSION1 = "full-A";
  99     private static final String FULL_SESSION2 = "full-B";
 100
 101     private static final String EVENT_TEXT = "my-event-text";
 102     private static final Object EVENT = new Object();
 103
 104     private static final String QUERY = "my-query";
 105     private static final String QUERY2 = "my-query-B";
 106     private static final String ENTITY = "my-entity";
 107     private static final Object PARM1 = "parmA";
 108     private static final Object PARM2 = "parmB";
 109
 110     @Mock
 111     private EventProtocolCoder coderMgr;
 112     @Mock
 113     private DroolsControllerFeatureApi prov1;
 114     @Mock
 115     private DroolsControllerFeatureApi prov2;
 116     @Mock
 117     private OrderedServiceImpl<DroolsControllerFeatureApi> droolsProviders;
 118     @Mock
 119     private TopicCoderFilterConfiguration decoder1;
 120     @Mock
 121     private TopicCoderFilterConfiguration decoder2;
 122     @Mock
 123     private TopicCoderFilterConfiguration encoder1;
 124     @Mock
 125     private TopicCoderFilterConfiguration encoder2;
 126     @Mock
 127     private PolicyContainer container;
 128     @Mock
 129     private CustomGsonCoder gson1;
 130     @Mock
 131     private CustomGsonCoder gson2;
 132     @Mock
 133     private PotentialCoderFilter filter1a;
 134     @Mock
 135     private JsonProtocolFilter jsonFilter1a;
 136     @Mock
 137     private PotentialCoderFilter filter1b;
 138     @Mock
 139     private JsonProtocolFilter jsonFilter1b;
 140     @Mock
 141     private PotentialCoderFilter filter2;
 142     @Mock
 143     private JsonProtocolFilter jsonFilter2;
 144     @Mock
 145     private PolicySession sess1;
 146     @Mock
 147     private PolicySession sess2;
 148     @Mock
 149     private KieSession kieSess;
 150     @Mock
 151     private KieSession kieSess2;
 152     @Mock
 153     private TopicSink sink;
 154     @Mock
 155     private FactHandle fact1;
 156     @Mock
 157     private FactHandle fact2;
 158     @Mock
 159     private FactHandle fact3;
 160     @Mock
 161     private FactHandle factex;
 162     @Mock
 163     private KieBase kieBase;
 164     @Mock
 165     private KiePackage pkg1;
 166     @Mock
 167     private KiePackage pkg2;
 168     @Mock
 169     private Query query1;
 170     @Mock
 171     private Query query2;
 172     @Mock
 173     private Query query3;
 174     @Mock
 175     private QueryResults queryResults;
 176     @Mock
 177     private QueryResultsRow row1;
 178     @Mock
 179     private QueryResultsRow row2;
 180
 181     private List<TopicCoderFilterConfiguration> decoders;
 182     private List<TopicCoderFilterConfiguration> encoders;
 183
 184     private MavenDroolsController drools;
 185
 186     /**
 187      * Initializes objects, including the drools controller.
 188      */
 189     @Before
 190     public void setUp() {
 191         MockitoAnnotations.initMocks(this);
 192
 193         when(droolsProviders.getList()).thenReturn(Arrays.asList(prov1, prov2));
 194
 195         when(coderMgr.isDecodingSupported(GROUP, ARTIFACT, TOPIC)).thenReturn(true);
 196         when(coderMgr.decode(GROUP, ARTIFACT, TOPIC, EVENT_TEXT)).thenReturn(EVENT);
 197
 198         when(kieSess.getFactCount()).thenReturn(FACT_COUNT);
 199         when(kieSess.getFactHandles()).thenReturn(Arrays.asList(fact1, fact2, factex, fact3));
 200         when(kieSess.getFactHandles(any())).thenReturn(Arrays.asList(fact1, fact3));
 201         when(kieSess.getKieBase()).thenReturn(kieBase);
 202         when(kieSess.getQueryResults(QUERY, PARM1, PARM2)).thenReturn(queryResults);
 203
 204         when(kieSess.getObject(fact1)).thenReturn(FACT1_OBJECT);
 205         when(kieSess.getObject(fact2)).thenReturn("");
 206         when(kieSess.getObject(fact3)).thenReturn(FACT3_OBJECT);
 207         when(kieSess.getObject(factex)).thenThrow(RUNTIME_EX);
 208
 209         when(kieSess2.getFactHandles()).thenReturn(Collections.emptyList());
 210
 211         when(kieBase.getKiePackages()).thenReturn(Arrays.asList(pkg1, pkg2));
 212
 213         when(pkg1.getQueries()).thenReturn(Arrays.asList(query3));
 214         when(pkg2.getQueries()).thenReturn(Arrays.asList(query2, query1));
 215
 216         when(query1.getName()).thenReturn(QUERY);
 217         when(query2.getName()).thenReturn(QUERY2);
 218
 219         when(queryResults.iterator()).thenReturn(Arrays.asList(row1, row2).iterator());
 220
 221         when(row1.get(ENTITY)).thenReturn(FACT1_OBJECT);
 222         when(row2.get(ENTITY)).thenReturn(FACT3_OBJECT);
 223
 224         when(row1.getFactHandle(ENTITY)).thenReturn(fact1);
 225         when(row2.getFactHandle(ENTITY)).thenReturn(fact3);
 226
 227         when(sess1.getKieSession()).thenReturn(kieSess);
 228         when(sess2.getKieSession()).thenReturn(kieSess2);
 229
 230         when(sess1.getName()).thenReturn(SESSION1);
 231         when(sess2.getName()).thenReturn(SESSION2);
 232
 233         when(sess1.getFullName()).thenReturn(FULL_SESSION1);
 234         when(sess2.getFullName()).thenReturn(FULL_SESSION2);
 235
 236         when(container.getClassLoader()).thenReturn(CLASS_LOADER);
 237         when(container.getPolicySessions()).thenReturn(Arrays.asList(sess1, sess2));
 238         when(container.insertAll(EVENT)).thenReturn(true);
 239
 240         when(decoder1.getTopic()).thenReturn(TOPIC);
 241         when(decoder2.getTopic()).thenReturn(TOPIC2);
 242
 243         when(encoder1.getTopic()).thenReturn(TOPIC);
 244         when(encoder2.getTopic()).thenReturn(TOPIC2);
 245
 246         decoders = Arrays.asList(decoder1, decoder2);
 247         encoders = Arrays.asList(encoder1, encoder2);
 248
 249         when(decoder1.getCustomGsonCoder()).thenReturn(gson1);
 250         when(encoder2.getCustomGsonCoder()).thenReturn(gson2);
 251
 252         when(filter1a.getCodedClass()).thenReturn(Object.class.getName());
 253         when(filter1a.getFilter()).thenReturn(jsonFilter1a);
 254
 255         when(filter1b.getCodedClass()).thenReturn(String.class.getName());
 256         when(filter1b.getFilter()).thenReturn(jsonFilter1b);
 257
 258         when(filter2.getCodedClass()).thenReturn(Integer.class.getName());
 259         when(filter2.getFilter()).thenReturn(jsonFilter2);
 260
 261         when(decoder1.getCoderFilters()).thenReturn(Arrays.asList(filter1a, filter1b));
 262         when(decoder2.getCoderFilters()).thenReturn(Collections.emptyList());
 263
 264         when(encoder1.getCoderFilters()).thenReturn(Collections.emptyList());
 265         when(encoder2.getCoderFilters()).thenReturn(Arrays.asList(filter2));
 266
 267         when(sink.getTopic()).thenReturn(TOPIC);
 268         when(sink.send(EVENT_TEXT)).thenReturn(true);
 269
 270         drools = new MyDrools(GROUP, ARTIFACT, VERSION, null, null);
 271
 272         when(coderMgr.encode(TOPIC, EVENT, drools)).thenReturn(EVENT_TEXT);
 273     }
 274
 275     @Test
 276     public void testMavenDroolsController_InvalidArgs() {
 277         assertThatIllegalArgumentException().isThrownBy(() -> new MyDrools(null, ARTIFACT, VERSION, null, null))
 278                         .withMessageContaining("group");
 279         assertThatIllegalArgumentException().isThrownBy(() -> new MyDrools("", ARTIFACT, VERSION, null, null))
 280                         .withMessageContaining("group");
 281
 282         assertThatIllegalArgumentException().isThrownBy(() -> new MyDrools(GROUP, null, VERSION, null, null))
 283                         .withMessageContaining("artifact");
 284         assertThatIllegalArgumentException().isThrownBy(() -> new MyDrools(GROUP, "", VERSION, null, null))
 285                         .withMessageContaining("artifact");
 286
 287         assertThatIllegalArgumentException().isThrownBy(() -> new MyDrools(GROUP, ARTIFACT, null, null, null))
 288                         .withMessageContaining("version");
 289         assertThatIllegalArgumentException().isThrownBy(() -> new MyDrools(GROUP, ARTIFACT, "", null, null))
 290                         .withMessageContaining("version");
 291     }
 292
 293     @Test
 294     public void testUpdateToVersion() {
 295         // add coders
 296         drools.updateToVersion(GROUP, ARTIFACT, VERSION2, decoders, encoders);
 297
 298         verify(container).updateToVersion(VERSION2);
 299
 300         // nothing removed the first time
 301         verify(coderMgr, never()).removeDecoders(GROUP, ARTIFACT, TOPIC2);
 302         verify(coderMgr, never()).removeEncoders(GROUP, ARTIFACT, TOPIC);
 303
 304         verify(coderMgr, times(2)).addDecoder(any());
 305         verify(coderMgr, times(1)).addEncoder(any());
 306
 307         // remove coders
 308         when(container.getVersion()).thenReturn(VERSION2);
 309         drools.updateToVersion(GROUP, ARTIFACT, VERSION, null, null);
 310
 311         verify(container).updateToVersion(VERSION);
 312
 313         verify(coderMgr, times(2)).removeDecoders(GROUP, ARTIFACT, TOPIC2);
 314         verify(coderMgr, times(2)).removeEncoders(GROUP, ARTIFACT, TOPIC);
 315
 316         // not added again
 317         verify(coderMgr, times(2)).addDecoder(any());
 318         verify(coderMgr, times(1)).addEncoder(any());
 319     }
 320
 321     @Test
 322     public void testUpdateToVersion_Unchanged() {
 323         drools.updateToVersion(GROUP, ARTIFACT, VERSION, decoders, encoders);
 324
 325         verify(coderMgr, never()).addDecoder(any());
 326         verify(coderMgr, never()).addEncoder(any());
 327     }
 328
 329     @Test
 330     public void testUpdateToVersion_InvalidArgs() {
 331         assertThatIllegalArgumentException()
 332                         .isThrownBy(() -> drools.updateToVersion(null, ARTIFACT, VERSION, null, null))
 333                         .withMessageContaining("group");
 334         assertThatIllegalArgumentException().isThrownBy(() -> drools.updateToVersion("", ARTIFACT, VERSION, null, null))
 335                         .withMessageContaining("group");
 336
 337         assertThatIllegalArgumentException().isThrownBy(() -> drools.updateToVersion(GROUP, null, VERSION, null, null))
 338                         .withMessageContaining("artifact");
 339         assertThatIllegalArgumentException().isThrownBy(() -> drools.updateToVersion(GROUP, "", VERSION, null, null))
 340                         .withMessageContaining("artifact");
 341
 342         assertThatIllegalArgumentException().isThrownBy(() -> drools.updateToVersion(GROUP, ARTIFACT, null, null, null))
 343                         .withMessageContaining("version");
 344         assertThatIllegalArgumentException().isThrownBy(() -> drools.updateToVersion(GROUP, ARTIFACT, "", null, null))
 345                         .withMessageContaining("version");
 346
 347         assertThatIllegalArgumentException()
 348                         .isThrownBy(() -> drools.updateToVersion("no-group-id", ARTIFACT, VERSION, null, null))
 349                         .withMessageContaining("BRAINLESS");
 350
 351         assertThatIllegalArgumentException()
 352                         .isThrownBy(() -> drools.updateToVersion(GROUP, "no-artifact-id", VERSION, null, null))
 353                         .withMessageContaining("BRAINLESS");
 354
 355         assertThatIllegalArgumentException()
 356                         .isThrownBy(() -> drools.updateToVersion(GROUP, ARTIFACT, "no-version", null, null))
 357                         .withMessageContaining("BRAINLESS");
 358
 359         assertThatIllegalArgumentException()
 360                         .isThrownBy(() -> drools.updateToVersion(GROUP2, ARTIFACT, VERSION, null, null))
 361                         .withMessageContaining("coordinates must be identical");
 362
 363         assertThatIllegalArgumentException()
 364                         .isThrownBy(() -> drools.updateToVersion(GROUP, ARTIFACT2, VERSION, null, null))
 365                         .withMessageContaining("coordinates must be identical");
 366     }
 367
 368     @Test
 369     public void testInitCoders_NullCoders() {
 370         // already constructed with null coders
 371         verify(coderMgr, never()).addDecoder(any());
 372         verify(coderMgr, never()).addEncoder(any());
 373     }
 374
 375     @Test
 376     public void testInitCoders_NullOrEmptyFilters() {
 377         when(decoder1.getCoderFilters()).thenReturn(Collections.emptyList());
 378         when(decoder2.getCoderFilters()).thenReturn(null);
 379
 380         when(encoder1.getCoderFilters()).thenReturn(null);
 381         when(encoder2.getCoderFilters()).thenReturn(Collections.emptyList());
 382
 383         drools = new MyDrools(GROUP, ARTIFACT, VERSION, decoders, encoders);
 384
 385         verify(coderMgr, never()).addDecoder(any());
 386         verify(coderMgr, never()).addEncoder(any());
 387     }
 388
 389     @Test
 390     public void testInitCoders_GsonClass() {
 391         when(gson1.getClassContainer()).thenReturn("");
 392         when(gson2.getClassContainer()).thenReturn(Long.class.getName());
 393
 394         drools = new MyDrools(GROUP, ARTIFACT, VERSION, decoders, encoders);
 395
 396         // all should be added
 397         verify(coderMgr, times(2)).addDecoder(any());
 398         verify(coderMgr, times(1)).addEncoder(any());
 399     }
 400
 401     @Test
 402     public void testInitCoders_InvalidGsonClass() {
 403         when(gson1.getClassContainer()).thenReturn(UNKNOWN_CLASS);
 404
 405         assertThatIllegalArgumentException()
 406                         .isThrownBy(() -> new MyDrools(GROUP, ARTIFACT, VERSION, decoders, encoders))
 407                         .withMessageContaining("cannot be retrieved");
 408     }
 409
 410     @Test
 411     public void testInitCoders_InvalidFilterClass() {
 412         when(filter2.getCodedClass()).thenReturn(UNKNOWN_CLASS);
 413
 414         assertThatIllegalArgumentException()
 415                         .isThrownBy(() -> new MyDrools(GROUP, ARTIFACT, VERSION, decoders, encoders))
 416                         .withMessageContaining("cannot be retrieved");
 417     }
 418
 419     @Test
 420     public void testInitCoders_Filters() {
 421
 422         drools = new MyDrools(GROUP, ARTIFACT, VERSION, decoders, encoders);
 423
 424         ArgumentCaptor<EventProtocolParams> dec = ArgumentCaptor.forClass(EventProtocolParams.class);
 425         verify(coderMgr, times(2)).addDecoder(dec.capture());
 426
 427         ArgumentCaptor<EventProtocolParams> enc = ArgumentCaptor.forClass(EventProtocolParams.class);
 428         verify(coderMgr, times(1)).addEncoder(enc.capture());
 429
 430         // validate parameters
 431         EventProtocolParams params = dec.getAllValues().get(0);
 432         assertEquals(ARTIFACT, params.getArtifactId());
 433         assertEquals(gson1, params.getCustomCoder());
 434         assertEquals(Object.class.getName(), params.getEventClass());
 435         assertEquals(GROUP, params.getGroupId());
 436         assertEquals(CLASS_LOADER_HASHCODE, params.getModelClassLoaderHash());
 437         assertEquals(jsonFilter1a, params.getProtocolFilter());
 438         assertEquals(TOPIC, params.getTopic());
 439
 440         params = dec.getAllValues().get(1);
 441         assertEquals(ARTIFACT, params.getArtifactId());
 442         assertEquals(gson1, params.getCustomCoder());
 443         assertEquals(String.class.getName(), params.getEventClass());
 444         assertEquals(GROUP, params.getGroupId());
 445         assertEquals(CLASS_LOADER_HASHCODE, params.getModelClassLoaderHash());
 446         assertEquals(jsonFilter1b, params.getProtocolFilter());
 447         assertEquals(TOPIC, params.getTopic());
 448
 449         params = enc.getAllValues().get(0);
 450         assertEquals(ARTIFACT, params.getArtifactId());
 451         assertEquals(gson2, params.getCustomCoder());
 452         assertEquals(Integer.class.getName(), params.getEventClass());
 453         assertEquals(GROUP, params.getGroupId());
 454         assertEquals(CLASS_LOADER_HASHCODE, params.getModelClassLoaderHash());
 455         assertEquals(jsonFilter2, params.getProtocolFilter());
 456         assertEquals(TOPIC, params.getTopic());
 457     }
 458
 459     @Test
 460     public void testOwnsCoder() {
 461         int hc = CLASS_LOADER_HASHCODE;
 462
 463         // wrong hash code
 464         assertFalse(drools.ownsCoder(String.class, hc + 1));
 465
 466         // correct hash code
 467         assertTrue(drools.ownsCoder(String.class, hc));
 468
 469         // unknown class
 470         drools = new MyDrools(GROUP, ARTIFACT, VERSION, null, null) {
 471             @Override
 472             protected boolean isClass(String className) {
 473                 return false;
 474             }
 475         };
 476         assertFalse(drools.ownsCoder(String.class, hc));
 477     }
 478
 479     @Test
 480     public void testStart_testStop_testIsAlive() {
 481         drools = new MyDrools(GROUP, ARTIFACT, VERSION, decoders, encoders);
 482
 483         when(container.start()).thenReturn(true);
 484         when(container.stop()).thenReturn(true);
 485
 486         assertFalse(drools.isAlive());
 487
 488         // start it
 489         assertTrue(drools.start());
 490         verify(container).start();
 491         assertTrue(drools.isAlive());
 492
 493         // repeat - no changes
 494         assertTrue(drools.start());
 495         verify(container).start();
 496         assertTrue(drools.isAlive());
 497
 498         // stop it
 499         assertTrue(drools.stop());
 500         verify(container).stop();
 501         assertFalse(drools.isAlive());
 502
 503         // repeat - no changes
 504         assertTrue(drools.stop());
 505         verify(container).stop();
 506         assertFalse(drools.isAlive());
 507
 508         // now check with container returning false - should still be invoked
 509         when(container.start()).thenReturn(false);
 510         when(container.stop()).thenReturn(false);
 511         assertFalse(drools.start());
 512         assertTrue(drools.isAlive());
 513         assertFalse(drools.stop());
 514         assertFalse(drools.isAlive());
 515         verify(container, times(2)).start();
 516         verify(container, times(2)).stop();
 517
 518         // coders should still be intact
 519         verify(coderMgr, never()).removeDecoders(any(), any(), any());
 520         verify(coderMgr, never()).removeEncoders(any(), any(), any());
 521
 522         verify(container, never()).shutdown();
 523         verify(container, never()).destroy();
 524     }
 525
 526     @Test
 527     public void testShutdown() {
 528         drools = new MyDrools(GROUP, ARTIFACT, VERSION, decoders, encoders);
 529
 530         // start it
 531         drools.start();
 532
 533         // shut down
 534         drools.shutdown();
 535
 536         verify(container).stop();
 537         assertFalse(drools.isAlive());
 538
 539         // coders should have been removed
 540         verify(coderMgr, times(2)).removeDecoders(any(), any(), any());
 541         verify(coderMgr, times(2)).removeEncoders(any(), any(), any());
 542
 543         verify(container).shutdown();
 544         verify(container, never()).destroy();
 545     }
 546
 547     @Test
 548     public void testShutdown_Ex() {
 549         drools = new MyDrools(GROUP, ARTIFACT, VERSION, decoders, encoders);
 550
 551         // start it
 552         drools.start();
 553
 554         when(container.stop()).thenThrow(RUNTIME_EX);
 555
 556         // shut down
 557         drools.shutdown();
 558
 559         assertFalse(drools.isAlive());
 560
 561         verify(container).shutdown();
 562         verify(container, never()).destroy();
 563     }
 564
 565     @Test
 566     public void testHalt() {
 567         drools = new MyDrools(GROUP, ARTIFACT, VERSION, decoders, encoders);
 568
 569         // start it
 570         drools.start();
 571
 572         // halt
 573         drools.halt();
 574
 575         verify(container).stop();
 576         assertFalse(drools.isAlive());
 577
 578         // coders should have been removed
 579         verify(coderMgr, times(2)).removeDecoders(any(), any(), any());
 580         verify(coderMgr, times(2)).removeEncoders(any(), any(), any());
 581
 582         verify(container).destroy();
 583     }
 584
 585     @Test
 586     public void testHalt_Ex() {
 587         drools = new MyDrools(GROUP, ARTIFACT, VERSION, decoders, encoders);
 588
 589         // start it
 590         drools.start();
 591
 592         when(container.stop()).thenThrow(RUNTIME_EX);
 593
 594         // halt
 595         drools.halt();
 596
 597         assertFalse(drools.isAlive());
 598
 599         verify(container).destroy();
 600     }
 601
 602     @Test
 603     public void testRemoveCoders_Ex() {
 604         drools = new MyDrools(GROUP, ARTIFACT, VERSION, decoders, encoders) {
 605             @Override
 606             protected void removeDecoders() {
 607                 throw ARG_EX;
 608             }
 609
 610             @Override
 611             protected void removeEncoders() {
 612                 throw ARG_EX;
 613             }
 614         };
 615
 616         drools.updateToVersion(GROUP, ARTIFACT, VERSION2, null, null);
 617     }
 618
 619     @Test
 620     public void testOfferStringString() {
 621         drools.start();
 622         assertTrue(drools.offer(TOPIC, EVENT_TEXT));
 623
 624         verify(container).insertAll(EVENT);
 625     }
 626
 627     @Test
 628     public void testOfferStringString_NoDecode() {
 629         when(coderMgr.isDecodingSupported(GROUP, ARTIFACT, TOPIC)).thenReturn(false);
 630
 631         drools.start();
 632         assertTrue(drools.offer(TOPIC, EVENT_TEXT));
 633
 634         verify(container, never()).insertAll(EVENT);
 635     }
 636
 637     @Test
 638     public void testOfferStringString_DecodeUnsupported() {
 639         when(coderMgr.decode(GROUP, ARTIFACT, TOPIC, EVENT_TEXT))
 640                         .thenThrow(new UnsupportedOperationException(EXPECTED_EXCEPTION));
 641
 642         drools.start();
 643         assertTrue(drools.offer(TOPIC, EVENT_TEXT));
 644
 645         verify(container, never()).insertAll(EVENT);
 646     }
 647
 648     @Test
 649     public void testOfferStringString_DecodeEx() {
 650         when(coderMgr.decode(GROUP, ARTIFACT, TOPIC, EVENT_TEXT)).thenThrow(RUNTIME_EX);
 651
 652         drools.start();
 653         assertTrue(drools.offer(TOPIC, EVENT_TEXT));
 654
 655         verify(container, never()).insertAll(EVENT);
 656     }
 657
 658     @Test
 659     public void testOfferStringString_Ignored() {
 660         drools.start();
 661
 662         drools.lock();
 663         assertTrue(drools.offer(TOPIC, EVENT_TEXT));
 664         assertEquals(0, drools.getRecentSourceEvents().length);
 665         drools.unlock();
 666
 667         drools.stop();
 668         assertTrue(drools.offer(TOPIC, EVENT_TEXT));
 669         assertEquals(0, drools.getRecentSourceEvents().length);
 670         drools.start();
 671
 672         // no sessions
 673         when(container.getPolicySessions()).thenReturn(Collections.emptyList());
 674         assertTrue(drools.offer(TOPIC, EVENT_TEXT));
 675         assertEquals(0, drools.getRecentSourceEvents().length);
 676     }
 677
 678     @Test
 679     public void testOfferT() {
 680         drools.start();
 681         assertTrue(drools.offer(EVENT));
 682         assertEquals(1, drools.getRecentSourceEvents().length);
 683         assertEquals(EVENT, drools.getRecentSourceEvents()[0]);
 684         verify(container).insertAll(EVENT);
 685
 686         verify(prov1).beforeInsert(drools, EVENT);
 687         verify(prov2).beforeInsert(drools, EVENT);
 688
 689         verify(prov1).afterInsert(drools, EVENT, true);
 690         verify(prov2).afterInsert(drools, EVENT, true);
 691     }
 692
 693     @Test
 694     public void testOfferT_Ex() {
 695         when(prov1.beforeInsert(drools, EVENT)).thenThrow(RUNTIME_EX);
 696         when(prov1.afterInsert(drools, EVENT, true)).thenThrow(RUNTIME_EX);
 697
 698         drools.start();
 699         assertTrue(drools.offer(EVENT));
 700         assertEquals(1, drools.getRecentSourceEvents().length);
 701         assertEquals(EVENT, drools.getRecentSourceEvents()[0]);
 702         verify(container).insertAll(EVENT);
 703
 704         // should still invoke prov2
 705         verify(prov2).beforeInsert(drools, EVENT);
 706
 707         verify(prov2).afterInsert(drools, EVENT, true);
 708     }
 709
 710     @Test
 711     public void testOfferT_NotInserted() {
 712         when(container.insertAll(EVENT)).thenReturn(false);
 713
 714         drools.start();
 715         assertTrue(drools.offer(EVENT));
 716         assertEquals(1, drools.getRecentSourceEvents().length);
 717         assertEquals(EVENT, drools.getRecentSourceEvents()[0]);
 718         verify(container).insertAll(EVENT);
 719
 720         verify(prov1).beforeInsert(drools, EVENT);
 721         verify(prov2).beforeInsert(drools, EVENT);
 722
 723         verify(prov1).afterInsert(drools, EVENT, false);
 724         verify(prov2).afterInsert(drools, EVENT, false);
 725     }
 726
 727     @Test
 728     public void testOfferT_BeforeInsertIntercept() {
 729         drools.start();
 730         when(prov1.beforeInsert(drools, EVENT)).thenReturn(true);
 731
 732         assertTrue(drools.offer(EVENT));
 733         assertEquals(1, drools.getRecentSourceEvents().length);
 734         assertEquals(EVENT, drools.getRecentSourceEvents()[0]);
 735         verify(container, never()).insertAll(EVENT);
 736
 737         verify(prov1).beforeInsert(drools, EVENT);
 738
 739         // nothing else invoked
 740         verify(prov2, never()).beforeInsert(drools, EVENT);
 741         verify(prov1, never()).afterInsert(drools, EVENT, true);
 742         verify(prov2, never()).afterInsert(drools, EVENT, true);
 743     }
 744
 745     @Test
 746     public void testOfferT_AfterInsertIntercept() {
 747         drools.start();
 748
 749         when(prov1.afterInsert(drools, EVENT, true)).thenReturn(true);
 750
 751         assertTrue(drools.offer(EVENT));
 752         assertEquals(1, drools.getRecentSourceEvents().length);
 753         assertEquals(EVENT, drools.getRecentSourceEvents()[0]);
 754         verify(container).insertAll(EVENT);
 755
 756         verify(prov1).beforeInsert(drools, EVENT);
 757         verify(prov2).beforeInsert(drools, EVENT);
 758
 759         verify(prov1).afterInsert(drools, EVENT, true);
 760
 761         // prov2 is never called
 762         verify(prov2, never()).afterInsert(drools, EVENT, true);
 763     }
 764
 765     @Test
 766     public void testOfferT_Ignored() {
 767         drools.start();
 768
 769         drools.lock();
 770         assertTrue(drools.offer(EVENT));
 771         assertEquals(0, drools.getRecentSourceEvents().length);
 772         drools.unlock();
 773
 774         drools.stop();
 775         assertTrue(drools.offer(EVENT));
 776         assertEquals(0, drools.getRecentSourceEvents().length);
 777         drools.start();
 778
 779         // no sessions
 780         when(container.getPolicySessions()).thenReturn(Collections.emptyList());
 781         assertTrue(drools.offer(EVENT));
 782         assertEquals(0, drools.getRecentSourceEvents().length);
 783     }
 784
 785     @Test
 786     public void testDeliver() {
 787         drools.start();
 788         assertTrue(drools.deliver(sink, EVENT));
 789         assertEquals(1, drools.getRecentSinkEvents().length);
 790         assertEquals(EVENT_TEXT, drools.getRecentSinkEvents()[0]);
 791
 792         verify(sink).send(EVENT_TEXT);
 793
 794         verify(prov1).beforeDeliver(drools, sink, EVENT);
 795         verify(prov2).beforeDeliver(drools, sink, EVENT);
 796
 797         verify(prov1).afterDeliver(drools, sink, EVENT, EVENT_TEXT, true);
 798         verify(prov2).afterDeliver(drools, sink, EVENT, EVENT_TEXT, true);
 799     }
 800
 801     @Test
 802     public void testDeliver_InvalidArgs() {
 803         drools.start();
 804
 805         assertThatIllegalArgumentException().isThrownBy(() -> drools.deliver(null, EVENT))
 806                         .withMessageContaining("sink");
 807
 808         assertThatIllegalArgumentException().isThrownBy(() -> drools.deliver(sink, null))
 809                         .withMessageContaining("event");
 810
 811         drools.lock();
 812         assertThatIllegalStateException().isThrownBy(() -> drools.deliver(sink, EVENT)).withMessageContaining("locked");
 813         drools.unlock();
 814
 815         drools.stop();
 816         assertThatIllegalStateException().isThrownBy(() -> drools.deliver(sink, EVENT))
 817                         .withMessageContaining("stopped");
 818         drools.start();
 819
 820         assertEquals(0, drools.getRecentSinkEvents().length);
 821     }
 822
 823     @Test
 824     public void testDeliver_BeforeIntercept() {
 825         when(prov1.beforeDeliver(drools, sink, EVENT)).thenReturn(true);
 826
 827         drools.start();
 828         assertTrue(drools.deliver(sink, EVENT));
 829         assertEquals(0, drools.getRecentSinkEvents().length);
 830
 831         verify(prov1).beforeDeliver(drools, sink, EVENT);
 832
 833         // nothing else should have been invoked
 834         verify(sink, never()).send(EVENT_TEXT);
 835         verify(prov2, never()).beforeDeliver(drools, sink, EVENT);
 836         verify(prov1, never()).afterDeliver(drools, sink, EVENT, EVENT_TEXT, true);
 837         verify(prov2, never()).afterDeliver(drools, sink, EVENT, EVENT_TEXT, true);
 838     }
 839
 840     @Test
 841     public void testDeliver_AfterIntercept() {
 842         when(prov1.afterDeliver(drools, sink, EVENT, EVENT_TEXT, true)).thenReturn(true);
 843
 844         drools.start();
 845         assertTrue(drools.deliver(sink, EVENT));
 846         assertEquals(1, drools.getRecentSinkEvents().length);
 847         assertEquals(EVENT_TEXT, drools.getRecentSinkEvents()[0]);
 848
 849         verify(prov1).beforeDeliver(drools, sink, EVENT);
 850         verify(prov2).beforeDeliver(drools, sink, EVENT);
 851
 852         verify(sink).send(EVENT_TEXT);
 853
 854         verify(prov1).afterDeliver(drools, sink, EVENT, EVENT_TEXT, true);
 855
 856         // nothing else should have been invoked
 857         verify(prov2, never()).afterDeliver(drools, sink, EVENT, EVENT_TEXT, true);
 858     }
 859
 860     @Test
 861     public void testDeliver_InterceptEx() {
 862         when(prov1.beforeDeliver(drools, sink, EVENT)).thenThrow(RUNTIME_EX);
 863         when(prov1.afterDeliver(drools, sink, EVENT, EVENT_TEXT, true)).thenThrow(RUNTIME_EX);
 864
 865         drools.start();
 866         assertTrue(drools.deliver(sink, EVENT));
 867
 868         verify(sink).send(EVENT_TEXT);
 869
 870         // should still invoke prov2
 871         verify(prov2).beforeDeliver(drools, sink, EVENT);
 872         verify(prov2).afterDeliver(drools, sink, EVENT, EVENT_TEXT, true);
 873     }
 874
 875     @Test
 876     public void testGetXxx() {
 877         assertEquals(VERSION, drools.getVersion());
 878         assertEquals(ARTIFACT, drools.getArtifactId());
 879         assertEquals(GROUP, drools.getGroupId());
 880         assertEquals(CLASS_LOADER_HASHCODE, drools.getModelClassLoaderHash());
 881         assertSame(container, drools.getContainer());
 882         assertEquals(Arrays.asList(sess1, sess2), drools.getSessions());
 883
 884         // test junit methods - need a controller with fewer overrides
 885         drools = new MavenDroolsController(GROUP, ARTIFACT, VERSION, null, null) {
 886             @Override
 887             protected PolicyContainer makePolicyContainer(String groupId, String artifactId, String version) {
 888                 return container;
 889             }
 890         };
 891
 892         assertSame(EventProtocolCoderConstants.getManager(), drools.getCoderManager());
 893         assertSame(DroolsControllerFeatureApiConstants.getProviders(), drools.getDroolsProviders());
 894     }
 895
 896     @Test
 897     public void testLock_testUnlock_testIsLocked() {
 898         assertFalse(drools.isLocked());
 899
 900         assertTrue(drools.lock());
 901         assertTrue(drools.isLocked());
 902
 903         assertTrue(drools.unlock());
 904         assertFalse(drools.isLocked());
 905
 906         // repeat
 907         assertTrue(drools.lock());
 908         assertTrue(drools.isLocked());
 909
 910         assertTrue(drools.unlock());
 911         assertFalse(drools.isLocked());
 912     }
 913
 914     @Test
 915     public void testGetSessionNames_testGetCanonicalSessionNames() {
 916         assertEquals("[session-A, session-B]", drools.getSessionNames(true).toString());
 917         assertEquals("[full-A, full-B]", drools.getSessionNames(false).toString());
 918
 919         assertEquals("[session-A, session-B]", drools.getSessionNames().toString());
 920
 921         assertEquals("[full-A, full-B]", drools.getCanonicalSessionNames().toString());
 922
 923         // exception case
 924         when(container.getPolicySessions()).thenThrow(RUNTIME_EX);
 925         assertEquals("[expected exception]", drools.getSessionNames().toString());
 926     }
 927
 928     @Test
 929     public void testGetBaseDomainNames() {
 930         KieContainer kiecont = mock(KieContainer.class);
 931         when(kiecont.getKieBaseNames()).thenReturn(Arrays.asList("kieA", "kieB"));
 932         when(container.getKieContainer()).thenReturn(kiecont);
 933
 934         assertEquals("[kieA, kieB]", drools.getBaseDomainNames().toString());
 935     }
 936
 937     @Test
 938     public void testGetSession() {
 939         assertThatIllegalArgumentException().isThrownBy(() -> drools.getSession(null))
 940                         .withMessageContaining("must be provided");
 941
 942         assertThatIllegalArgumentException().isThrownBy(() -> drools.getSession(""))
 943                         .withMessageContaining("must be provided");
 944
 945         assertSame(sess1, drools.getSession(SESSION1));
 946         assertSame(sess1, drools.getSession(FULL_SESSION1));
 947
 948         assertSame(sess2, drools.getSession(SESSION2));
 949
 950         assertThatIllegalArgumentException().isThrownBy(() -> drools.getSession("unknown session"))
 951                         .withMessageContaining("Invalid Session Name");
 952     }
 953
 954     @Test
 955     public void testFactClassNames() {
 956         // copy to a sorted map so the order remains unchanged
 957         Map<String, Integer> map = new TreeMap<>(drools.factClassNames(SESSION1));
 958         assertEquals("{java.lang.Integer=2, java.lang.String=1}", map.toString());
 959
 960         assertThatIllegalArgumentException().isThrownBy(() -> drools.factClassNames(null))
 961                         .withMessageContaining("Invalid Session Name");
 962
 963         assertThatIllegalArgumentException().isThrownBy(() -> drools.factClassNames(""))
 964                         .withMessageContaining("Invalid Session Name");
 965     }
 966
 967     @Test
 968     public void testFactCount() {
 969         assertEquals(FACT_COUNT, drools.factCount(SESSION1));
 970
 971         assertThatIllegalArgumentException().isThrownBy(() -> drools.factCount(null))
 972                         .withMessageContaining("Invalid Session Name");
 973
 974         assertThatIllegalArgumentException().isThrownBy(() -> drools.factCount(""))
 975                         .withMessageContaining("Invalid Session Name");
 976     }
 977
 978     @Test
 979     public void testFactsStringStringBoolean() {
 980         assertEquals("[1000, 1001]", drools.facts(SESSION1, Integer.class.getName(), false).toString());
 981         verify(kieSess, never()).delete(fact1);
 982         verify(kieSess, never()).delete(fact2);
 983         verify(kieSess, never()).delete(fact3);
 984         verify(kieSess, never()).delete(factex);
 985
 986         // now delete - but should only delete 1 & 3
 987         assertEquals("[1000, 1001]", drools.facts(SESSION1, Integer.class.getName(), true).toString());
 988         verify(kieSess).delete(fact1);
 989         verify(kieSess, never()).delete(fact2);
 990         verify(kieSess).delete(fact3);
 991         verify(kieSess, never()).delete(factex);
 992
 993         assertThatIllegalArgumentException().isThrownBy(() -> drools.facts(null, Integer.class.getName(), false))
 994                         .withMessageContaining("Invalid Session Name");
 995
 996         assertThatIllegalArgumentException().isThrownBy(() -> drools.facts("", Integer.class.getName(), false))
 997                         .withMessageContaining("Invalid Session Name");
 998
 999         assertThatIllegalArgumentException().isThrownBy(() -> drools.facts(SESSION1, null, false))
1000                         .withMessageContaining("Invalid Class Name");
1001
1002         assertThatIllegalArgumentException().isThrownBy(() -> drools.facts(SESSION1, "", false))
1003                         .withMessageContaining("Invalid Class Name");
1004
1005         assertThatIllegalArgumentException().isThrownBy(() -> drools.facts(SESSION1, UNKNOWN_CLASS, false))
1006                         .withMessageContaining("classloader");
1007     }
1008
1009     @Test
1010     public void testFactsStringStringBoolean_DeleteEx() {
1011         doThrow(RUNTIME_EX).when(kieSess).delete(fact1);
1012
1013         assertEquals("[1000, 1001]", drools.facts(SESSION1, Integer.class.getName(), true).toString());
1014
1015         // should still have deleted #3
1016         verify(kieSess).delete(fact3);
1017     }
1018
1019     @Test
1020     public void testFactsStringClassOfT() {
1021         assertEquals("[1000, 1001]", drools.facts(SESSION1, Integer.class).toString());
1022     }
1023
1024     @Test
1025     public void testFactQuery() {
1026         assertEquals("[1000, 1001]", drools.factQuery(SESSION1, QUERY, ENTITY, false, PARM1, PARM2).toString());
1027
1028         verify(kieSess, never()).delete(fact1);
1029         verify(kieSess, never()).delete(fact3);
1030
1031         assertThatIllegalArgumentException()
1032                         .isThrownBy(() -> drools.factQuery(null, QUERY, ENTITY, false, PARM1, PARM2))
1033                         .withMessageContaining("Invalid Session Name");
1034
1035         assertThatIllegalArgumentException().isThrownBy(() -> drools.factQuery("", QUERY, ENTITY, false, PARM1, PARM2))
1036                         .withMessageContaining("Invalid Session Name");
1037
1038         assertThatIllegalArgumentException()
1039                         .isThrownBy(() -> drools.factQuery(SESSION1, null, ENTITY, false, PARM1, PARM2))
1040                         .withMessageContaining("Invalid Query Name");
1041
1042         assertThatIllegalArgumentException()
1043                         .isThrownBy(() -> drools.factQuery(SESSION1, "", ENTITY, false, PARM1, PARM2))
1044                         .withMessageContaining("Invalid Query Name");
1045
1046         assertThatIllegalArgumentException()
1047                         .isThrownBy(() -> drools.factQuery(SESSION1, QUERY, null, false, PARM1, PARM2))
1048                         .withMessageContaining("Invalid Queried Entity");
1049
1050         assertThatIllegalArgumentException()
1051                         .isThrownBy(() -> drools.factQuery(SESSION1, QUERY, "", false, PARM1, PARM2))
1052                         .withMessageContaining("Invalid Queried Entity");
1053
1054         assertThatIllegalArgumentException().isThrownBy(
1055             () -> drools.factQuery(SESSION1, QUERY + "-unknown-query", ENTITY, false, PARM1, PARM2))
1056             .withMessageContaining("Invalid Query Name");
1057     }
1058
1059     @Test
1060     public void testFactQuery_Delete() {
1061         doThrow(RUNTIME_EX).when(kieSess).delete(fact1);
1062
1063         assertEquals("[1000, 1001]", drools.factQuery(SESSION1, QUERY, ENTITY, true, PARM1, PARM2).toString());
1064
1065         // should still delete fact #3
1066         verify(kieSess).delete(fact3);
1067     }
1068
1069     @Test
1070     public void testDeleteStringT() {
1071         assertTrue(drools.delete(SESSION1, FACT3_OBJECT));
1072
1073         verify(kieSess, never()).delete(fact1);
1074         verify(kieSess).delete(fact3);
1075
1076         // not found
1077         assertFalse(drools.delete(SESSION1, "hello"));
1078
1079         // repeat, but generate exception while getting the first object
1080         when(kieSess.getObject(fact1)).thenThrow(RUNTIME_EX);
1081         assertTrue(drools.delete(SESSION1, FACT3_OBJECT));
1082
1083         verify(kieSess, never()).delete(fact1);
1084
1085         // should still delete fact #3
1086         verify(kieSess, times(2)).delete(fact3);
1087     }
1088
1089     @Test
1090     public void testDeleteT() {
1091         assertTrue(drools.delete(FACT3_OBJECT));
1092
1093         verify(kieSess).delete(fact3);
1094     }
1095
1096     @Test
1097     public void testDeleteStringClassOfT() {
1098         assertTrue(drools.delete(SESSION1, Integer.class));
1099
1100         verify(kieSess).delete(fact1);
1101         verify(kieSess).delete(fact3);
1102     }
1103
1104     @Test
1105     public void testDeleteStringClassOfT_Ex() {
1106         doThrow(RUNTIME_EX).when(kieSess).delete(fact1);
1107
1108         assertFalse(drools.delete(SESSION1, Integer.class));
1109
1110         // should still delete fact #3
1111         verify(kieSess).delete(fact3);
1112     }
1113
1114     @Test
1115     public void testDeleteClassOfT() {
1116         assertTrue(drools.delete(Integer.class));
1117
1118         verify(kieSess).delete(fact1);
1119         verify(kieSess).delete(fact3);
1120     }
1121
1122     @Test
1123     public void testFetchModelClass() {
1124         assertSame(Long.class, drools.fetchModelClass(Long.class.getName()));
1125     }
1126
1127     @Test
1128     public void testIsBrained() {
1129         assertTrue(drools.isBrained());
1130     }
1131
1132     @Test
1133     public void testToString() {
1134         assertNotNull(drools.toString());
1135     }
1136
1137     private class MyDrools extends MavenDroolsController {
1138
1139         public MyDrools(String groupId, String artifactId, String version,
1140                         List<TopicCoderFilterConfiguration> decoderConfigurations,
1141                         List<TopicCoderFilterConfiguration> encoderConfigurations) {
1142
1143             super(groupId, artifactId, version, decoderConfigurations, encoderConfigurations);
1144         }
1145
1146         @Override
1147         protected EventProtocolCoder getCoderManager() {
1148             return coderMgr;
1149         }
1150
1151         @Override
1152         protected OrderedServiceImpl<DroolsControllerFeatureApi> getDroolsProviders() {
1153             return droolsProviders;
1154         }
1155
1156         @Override
1157         protected PolicyContainer makePolicyContainer(String groupId, String artifactId, String version) {
1158             when(container.getGroupId()).thenReturn(groupId);
1159             when(container.getArtifactId()).thenReturn(artifactId);
1160             when(container.getVersion()).thenReturn(version);
1161
1162             return container;
1163         }
1164     }
1165 }