main/src/test/java/org/onap/policy/api/main/rest/provider/TestLegacyGuardPolicyProvider.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ONAP Policy API
   4  * ================================================================================
   5  * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
   6  * Modifications Copyright (C) 2019-2020 Nordix Foundation.
   7  * ================================================================================
   8  * Licensed under the Apache License, Version 2.0 (the "License");
   9  * you may not use this file except in compliance with the License.
  10  * You may obtain a copy of the License at
  11  *
  12  *      http://www.apache.org/licenses/LICENSE-2.0
  13  *
  14  * Unless required by applicable law or agreed to in writing, software
  15  * distributed under the License is distributed on an "AS IS" BASIS,
  16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  17  * See the License for the specific language governing permissions and
  18  * limitations under the License.
  19  *
  20  * SPDX-License-Identifier: Apache-2.0
  21  * ============LICENSE_END=========================================================
  22  */
  23
  24 package org.onap.policy.api.main.rest.provider;
  25
  26 import static org.assertj.core.api.Assertions.assertThatCode;
  27 import static org.assertj.core.api.Assertions.assertThatThrownBy;
  28 import static org.junit.Assert.assertEquals;
  29 import static org.junit.Assert.assertFalse;
  30 import static org.junit.Assert.assertNotNull;
  31 import static org.junit.Assert.assertTrue;
  32 import static org.junit.Assert.fail;
  33
  34 import java.util.ArrayList;
  35 import java.util.Base64;
  36 import java.util.Collections;
  37 import java.util.List;
  38 import java.util.Map;
  39
  40 import org.junit.After;
  41 import org.junit.Before;
  42 import org.junit.Test;
  43 import org.onap.policy.api.main.parameters.ApiParameterGroup;
  44 import org.onap.policy.common.parameters.ParameterService;
  45 import org.onap.policy.common.utils.coder.StandardCoder;
  46 import org.onap.policy.common.utils.coder.StandardYamlCoder;
  47 import org.onap.policy.common.utils.resources.ResourceUtils;
  48 import org.onap.policy.models.base.PfModelException;
  49 import org.onap.policy.models.pdp.concepts.Pdp;
  50 import org.onap.policy.models.pdp.concepts.PdpGroup;
  51 import org.onap.policy.models.pdp.concepts.PdpGroupFilter;
  52 import org.onap.policy.models.pdp.concepts.PdpSubGroup;
  53 import org.onap.policy.models.pdp.enums.PdpHealthStatus;
  54 import org.onap.policy.models.pdp.enums.PdpState;
  55 import org.onap.policy.models.provider.PolicyModelsProvider;
  56 import org.onap.policy.models.provider.PolicyModelsProviderFactory;
  57 import org.onap.policy.models.provider.PolicyModelsProviderParameters;
  58 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyIdentifier;
  59 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyTypeIdentifier;
  60 import org.onap.policy.models.tosca.authorative.concepts.ToscaServiceTemplate;
  61 import org.onap.policy.models.tosca.legacy.concepts.LegacyGuardPolicyContent;
  62 import org.onap.policy.models.tosca.legacy.concepts.LegacyGuardPolicyInput;
  63 import org.onap.policy.models.tosca.legacy.concepts.LegacyGuardPolicyOutput;
  64
  65 /**
  66  * This class performs unit test of {@link LegacyGuardPolicyProvider}.
  67  *
  68  * @author Chenfei Gao (cgao@research.att.com)
  69  */
  70 public class TestLegacyGuardPolicyProvider {
  71
  72     private static LegacyGuardPolicyProvider guardPolicyProvider;
  73     private static PolicyTypeProvider policyTypeProvider;
  74     private static PolicyModelsProviderParameters providerParams;
  75     private static ApiParameterGroup apiParamGroup;
  76     private static StandardCoder standardCoder;
  77     private static StandardYamlCoder standardYamlCoder;
  78
  79     private static final String POLICY_RESOURCE = "policies/vDNS.policy.guard.frequency.input.json";
  80     private static final String POLICY_RESOURCE_VER1 = "policies/vDNS.policy.guard.frequency.input.ver1.json";
  81     private static final String POLICY_RESOURCE_VER2 = "policies/vDNS.policy.guard.frequency.input.ver2.json";
  82     private static final String POLICY_RESOURCE_WITH_NO_VERSION =
  83             "policies/vDNS.policy.guard.frequency.no.policyversion.json";
  84     private static final String POLICY_TYPE_RESOURCE =
  85             "policytypes/onap.policies.controlloop.guard.FrequencyLimiter.yaml";
  86     private static final String POLICY_TYPE_ID = "onap.policies.controlloop.guard.FrequencyLimiter:1.0.0";
  87     private static final String POLICY_TYPE_NAME = "onap.policies.controlloop.guard.FrequencyLimiter";
  88     private static final String POLICY_TYPE_VERSION = "1.0.0";
  89     private static final String POLICY_NAME = "guard.frequency.scaleout";
  90     private static final String POLICY_VERSION = "1";
  91     private static final String LEGACY_MINOR_PATCH_SUFFIX = ".0.0";
  92
  93     /**
  94      * Initializes parameters.
  95      *
  96      * @throws PfModelException the PfModel parsing exception
  97      */
  98     @Before
  99     public void setupParameters() throws PfModelException {
 100         standardCoder = new StandardCoder();
 101         standardYamlCoder = new StandardYamlCoder();
 102         providerParams = new PolicyModelsProviderParameters();
 103         providerParams.setDatabaseDriver("org.h2.Driver");
 104         providerParams.setDatabaseUrl("jdbc:h2:mem:testdb");
 105         providerParams.setDatabaseUser("policy");
 106         providerParams.setDatabasePassword(Base64.getEncoder().encodeToString("P01icY".getBytes()));
 107         providerParams.setPersistenceUnit("ToscaConceptTest");
 108         apiParamGroup = new ApiParameterGroup("ApiGroup", null, providerParams,
 109                 Collections.emptyList(), Collections.emptyList());
 110         ParameterService.register(apiParamGroup, true);
 111         guardPolicyProvider = new LegacyGuardPolicyProvider();
 112         policyTypeProvider = new PolicyTypeProvider();
 113     }
 114
 115     /**
 116      * Closes up DB connections and deregisters API parameter group.
 117      *
 118      * @throws PfModelException the PfModel parsing exception
 119      */
 120     @After
 121     public void tearDown() throws PfModelException {
 122         guardPolicyProvider.close();
 123         policyTypeProvider.close();
 124         ParameterService.deregister(apiParamGroup);
 125     }
 126
 127     @Test
 128     public void testFetchGuardPolicy() {
 129
 130         assertThatThrownBy(() -> {
 131             guardPolicyProvider.fetchGuardPolicy("dummy", null);
 132         }).hasMessage("no policy found for policy: dummy:null");
 133
 134         assertThatThrownBy(() -> {
 135             guardPolicyProvider.fetchGuardPolicy("dummy", "dummy");
 136         }).hasMessageContaining("parameter \"version\": value \"dummy.0.0\", does not match regular expression");
 137
 138         assertThatCode(() -> {
 139             ToscaServiceTemplate policyTypeServiceTemplate = standardYamlCoder
 140                     .decode(ResourceUtils.getResourceAsString(POLICY_TYPE_RESOURCE), ToscaServiceTemplate.class);
 141             policyTypeProvider.createPolicyType(policyTypeServiceTemplate);
 142
 143             String policyString = ResourceUtils.getResourceAsString(POLICY_RESOURCE_VER1);
 144             LegacyGuardPolicyInput policyToCreate = standardCoder.decode(policyString, LegacyGuardPolicyInput.class);
 145             Map<String, LegacyGuardPolicyOutput> createdPolicy = guardPolicyProvider.createGuardPolicy(policyToCreate);
 146             assertNotNull(createdPolicy);
 147             assertFalse(createdPolicy.isEmpty());
 148
 149             policyString = ResourceUtils.getResourceAsString(POLICY_RESOURCE_VER2);
 150             policyToCreate = standardCoder.decode(policyString, LegacyGuardPolicyInput.class);
 151             createdPolicy = guardPolicyProvider.createGuardPolicy(policyToCreate);
 152             assertNotNull(createdPolicy);
 153             assertFalse(createdPolicy.isEmpty());
 154
 155             Map<String, LegacyGuardPolicyOutput> firstVersion =
 156                     guardPolicyProvider.fetchGuardPolicy("guard.frequency.scaleout", "1");
 157             assertNotNull(firstVersion);
 158             assertEquals("1",
 159                     firstVersion.get("guard.frequency.scaleout").getMetadata().get("policy-version").toString());
 160
 161             Map<String, LegacyGuardPolicyOutput> latestVersion =
 162                     guardPolicyProvider.fetchGuardPolicy("guard.frequency.scaleout", null);
 163             assertNotNull(latestVersion);
 164             assertEquals("2",
 165                     latestVersion.get("guard.frequency.scaleout").getMetadata().get("policy-version").toString());
 166         }).doesNotThrowAnyException();
 167
 168         assertThatThrownBy(() -> {
 169             guardPolicyProvider.fetchGuardPolicy("guard.frequency.scaleout", "1.0.0");
 170         }).hasMessageContaining("parameter \"version\": value \"1.0.0.0.0\", does not match regular expression");
 171
 172         assertThatThrownBy(() -> {
 173             guardPolicyProvider.fetchGuardPolicy("guard.frequency.scaleout", "latest");
 174         }).hasMessageContaining("parameter \"version\": value \"latest.0.0\", does not match regular expression");
 175
 176         assertThatCode(() -> {
 177             guardPolicyProvider.deleteGuardPolicy("guard.frequency.scaleout", "1");
 178             guardPolicyProvider.deleteGuardPolicy("guard.frequency.scaleout", "2");
 179             policyTypeProvider.deletePolicyType("onap.policies.controlloop.guard.FrequencyLimiter", "1.0.0");
 180         }).doesNotThrowAnyException();
 181     }
 182
 183     @Test
 184     public void testFetchDeployedGuardPolicies() {
 185
 186         assertThatThrownBy(() -> {
 187             guardPolicyProvider.fetchDeployedGuardPolicies("dummy");
 188         }).hasMessage("No policy type defined for dummy");
 189
 190         try (PolicyModelsProvider databaseProvider =
 191                 new PolicyModelsProviderFactory().createPolicyModelsProvider(providerParams)) {
 192             assertEquals(0, databaseProvider.getPdpGroups("name").size());
 193             assertEquals(0, databaseProvider.getFilteredPdpGroups(PdpGroupFilter.builder().build()).size());
 194
 195             assertNotNull(databaseProvider.createPdpGroups(new ArrayList<>()));
 196             assertNotNull(databaseProvider.updatePdpGroups(new ArrayList<>()));
 197
 198             PdpGroup pdpGroup = new PdpGroup();
 199             pdpGroup.setName("group");
 200             pdpGroup.setVersion("1.2.3");
 201             pdpGroup.setPdpGroupState(PdpState.ACTIVE);
 202             pdpGroup.setPdpSubgroups(new ArrayList<>());
 203             List<PdpGroup> groupList = new ArrayList<>();
 204             groupList.add(pdpGroup);
 205
 206             PdpSubGroup pdpSubGroup = new PdpSubGroup();
 207             pdpSubGroup.setPdpType("type");
 208             pdpSubGroup.setDesiredInstanceCount(123);
 209             pdpSubGroup.setSupportedPolicyTypes(new ArrayList<>());
 210             pdpSubGroup.getSupportedPolicyTypes()
 211                     .add(new ToscaPolicyTypeIdentifier(POLICY_TYPE_NAME, POLICY_TYPE_VERSION));
 212             pdpGroup.getPdpSubgroups().add(pdpSubGroup);
 213
 214             Pdp pdp = new Pdp();
 215             pdp.setInstanceId("type-0");
 216             pdp.setMessage("Hello");
 217             pdp.setPdpState(PdpState.ACTIVE);
 218             pdp.setHealthy(PdpHealthStatus.UNKNOWN);
 219             pdpSubGroup.setPdpInstances(new ArrayList<>());
 220             pdpSubGroup.getPdpInstances().add(pdp);
 221
 222             // Create Pdp Groups
 223             assertEquals(123, databaseProvider.createPdpGroups(groupList).get(0).getPdpSubgroups().get(0)
 224                     .getDesiredInstanceCount());
 225             assertEquals(1, databaseProvider.getPdpGroups("group").size());
 226
 227             // Create Policy Type
 228             assertThatCode(() -> {
 229                 ToscaServiceTemplate policyTypeServiceTemplate = standardYamlCoder
 230                         .decode(ResourceUtils.getResourceAsString(POLICY_TYPE_RESOURCE), ToscaServiceTemplate.class);
 231                 policyTypeProvider.createPolicyType(policyTypeServiceTemplate);
 232             }).doesNotThrowAnyException();
 233
 234             // Create Policy
 235             assertThatCode(() -> {
 236                 String policyString = ResourceUtils.getResourceAsString(POLICY_RESOURCE);
 237                 LegacyGuardPolicyInput policyToCreate =
 238                         standardCoder.decode(policyString, LegacyGuardPolicyInput.class);
 239                 Map<String, LegacyGuardPolicyOutput> policyCreated =
 240                         guardPolicyProvider.createGuardPolicy(policyToCreate);
 241                 assertFalse(policyCreated.isEmpty());
 242             }).doesNotThrowAnyException();
 243
 244             // Test fetchDeployedPolicies (deployedPolicyMap.isEmpty())==true
 245             assertThatThrownBy(() -> {
 246                 guardPolicyProvider.fetchDeployedGuardPolicies(POLICY_NAME);
 247             }).hasMessage("could not find policy with ID " + POLICY_NAME + " and type " + POLICY_TYPE_ID
 248                     + " deployed in any pdp group");
 249
 250             // Update pdpSubGroup
 251             pdpSubGroup.setPolicies(new ArrayList<>());
 252             pdpSubGroup.getPolicies()
 253                     .add(new ToscaPolicyIdentifier(POLICY_NAME, POLICY_VERSION + LEGACY_MINOR_PATCH_SUFFIX));
 254             assertEquals(1,
 255                     databaseProvider.createPdpGroups(groupList).get(0).getPdpSubgroups().get(0).getPolicies().size());
 256
 257             // Test fetchDeployedPolicies
 258             assertThatCode(() -> {
 259                 guardPolicyProvider.fetchDeployedGuardPolicies(POLICY_NAME);
 260             }).doesNotThrowAnyException();
 261
 262             // Test validateDeleteEligibility exception path(!pdpGroups.isEmpty())
 263             assertThatThrownBy(() -> {
 264                 guardPolicyProvider.deleteGuardPolicy(POLICY_NAME, POLICY_VERSION);
 265             }).hasMessageContaining("policy is in use, it is deployed in PDP group group subgroup type");
 266         } catch (Exception exc) {
 267             fail("Test should not throw an exception");
 268         }
 269     }
 270
 271     @Test
 272     public void testCreateGuardPolicy() throws Exception {
 273         assertThatThrownBy(() -> {
 274             String policyString = ResourceUtils.getResourceAsString(POLICY_RESOURCE);
 275             LegacyGuardPolicyInput policyToCreate = standardCoder.decode(policyString, LegacyGuardPolicyInput.class);
 276             guardPolicyProvider.createGuardPolicy(policyToCreate);
 277         }).hasMessageContaining(
 278                 "no policy types are defined on the service template for the policies in the topology template");
 279
 280         ToscaServiceTemplate policyTypeServiceTemplate = standardYamlCoder
 281                 .decode(ResourceUtils.getResourceAsString(POLICY_TYPE_RESOURCE), ToscaServiceTemplate.class);
 282         policyTypeProvider.createPolicyType(policyTypeServiceTemplate);
 283
 284         String policyString = ResourceUtils.getResourceAsString(POLICY_RESOURCE);
 285         LegacyGuardPolicyInput policyToCreate = standardCoder.decode(policyString, LegacyGuardPolicyInput.class);
 286         Map<String, LegacyGuardPolicyOutput> createdPolicy = guardPolicyProvider.createGuardPolicy(policyToCreate);
 287         assertNotNull(createdPolicy);
 288         assertFalse(createdPolicy.isEmpty());
 289         assertTrue(createdPolicy.containsKey("guard.frequency.scaleout"));
 290         assertEquals("onap.policies.controlloop.guard.FrequencyLimiter",
 291                 createdPolicy.get("guard.frequency.scaleout").getType());
 292         assertEquals("1.0.0", createdPolicy.get("guard.frequency.scaleout").getVersion());
 293
 294         String defaultPolicyVersionString = ResourceUtils.getResourceAsString(POLICY_RESOURCE_WITH_NO_VERSION);
 295         LegacyGuardPolicyInput defaultVersionPolicy =
 296                 standardCoder.decode(defaultPolicyVersionString, LegacyGuardPolicyInput.class);
 297         createdPolicy = guardPolicyProvider.createGuardPolicy(defaultVersionPolicy);
 298         assertEquals("1.0.0", createdPolicy.get("guard.frequency.scaleout.noversion").getVersion());
 299
 300         assertThatCode(() -> {
 301             String duplicatePolicyString = ResourceUtils.getResourceAsString(POLICY_RESOURCE);
 302             LegacyGuardPolicyInput duplicatePolicyToCreate =
 303                     standardCoder.decode(duplicatePolicyString, LegacyGuardPolicyInput.class);
 304             guardPolicyProvider.createGuardPolicy(duplicatePolicyToCreate);
 305         }).doesNotThrowAnyException();
 306
 307         assertThatThrownBy(() -> {
 308             String duplicatePolicyString = ResourceUtils.getResourceAsString(POLICY_RESOURCE);
 309             LegacyGuardPolicyInput duplicatePolicyToCreate =
 310                     standardCoder.decode(duplicatePolicyString, LegacyGuardPolicyInput.class);
 311             duplicatePolicyToCreate.setContent(new LegacyGuardPolicyContent());
 312             guardPolicyProvider.createGuardPolicy(duplicatePolicyToCreate);
 313         }).hasMessageContaining("INVALID:entity in incoming fragment does not equal existing entity");
 314     }
 315
 316     @Test
 317     public void testDeleteGuardPolicyException() {
 318         String policyId = "guard.frequency.scaleout";
 319         String policyVersion = "1";
 320         String policyTypeVersion = "1.0.0";
 321         String policyTypeId = "onap.policies.controlloop.guard.FrequencyLimiter";
 322         String legacyMinorPatchSuffix = ".0.0";
 323
 324         try (PolicyModelsProvider databaseProvider =
 325                 new PolicyModelsProviderFactory().createPolicyModelsProvider(providerParams)) {
 326             assertEquals(0, databaseProvider.getPdpGroups("name").size());
 327             assertEquals(0, databaseProvider.getFilteredPdpGroups(PdpGroupFilter.builder().build()).size());
 328
 329             assertNotNull(databaseProvider.createPdpGroups(new ArrayList<>()));
 330             assertNotNull(databaseProvider.updatePdpGroups(new ArrayList<>()));
 331
 332             PdpGroup pdpGroup = new PdpGroup();
 333             pdpGroup.setName("group");
 334             pdpGroup.setVersion("1.2.3");
 335             pdpGroup.setPdpGroupState(PdpState.ACTIVE);
 336             pdpGroup.setPdpSubgroups(new ArrayList<>());
 337             List<PdpGroup> groupList = new ArrayList<>();
 338             groupList.add(pdpGroup);
 339
 340             PdpSubGroup pdpSubGroup = new PdpSubGroup();
 341             pdpSubGroup.setPdpType("type");
 342             pdpSubGroup.setDesiredInstanceCount(123);
 343             pdpSubGroup.setSupportedPolicyTypes(new ArrayList<>());
 344             pdpSubGroup.getSupportedPolicyTypes().add(new ToscaPolicyTypeIdentifier(policyTypeId, policyTypeVersion));
 345             pdpGroup.getPdpSubgroups().add(pdpSubGroup);
 346
 347             Pdp pdp = new Pdp();
 348             pdp.setInstanceId("type-0");
 349             pdp.setMessage("Hello");
 350             pdp.setPdpState(PdpState.ACTIVE);
 351             pdp.setHealthy(PdpHealthStatus.UNKNOWN);
 352             pdpSubGroup.setPdpInstances(new ArrayList<>());
 353             pdpSubGroup.getPdpInstances().add(pdp);
 354
 355             // Create Pdp Groups
 356             assertEquals(123, databaseProvider.createPdpGroups(groupList).get(0).getPdpSubgroups().get(0)
 357                     .getDesiredInstanceCount());
 358             assertEquals(1, databaseProvider.getPdpGroups("group").size());
 359
 360             // Create Policy Type
 361             assertThatCode(() -> {
 362                 ToscaServiceTemplate policyTypeServiceTemplate = standardYamlCoder
 363                         .decode(ResourceUtils.getResourceAsString(POLICY_TYPE_RESOURCE), ToscaServiceTemplate.class);
 364                 policyTypeProvider.createPolicyType(policyTypeServiceTemplate);
 365             }).doesNotThrowAnyException();
 366
 367             // Create Policy
 368             assertThatCode(() -> {
 369                 String policyString = ResourceUtils.getResourceAsString(POLICY_RESOURCE);
 370                 LegacyGuardPolicyInput policyToCreate =
 371                         standardCoder.decode(policyString, LegacyGuardPolicyInput.class);
 372                 Map<String, LegacyGuardPolicyOutput> createdPolicy =
 373                         guardPolicyProvider.createGuardPolicy(policyToCreate);
 374                 assertNotNull(createdPolicy);
 375                 assertFalse(createdPolicy.isEmpty());
 376             }).doesNotThrowAnyException();
 377
 378             // Update pdpSubGroup
 379             pdpSubGroup.setPolicies(new ArrayList<>());
 380             pdpSubGroup.getPolicies().add(new ToscaPolicyIdentifier(policyId, policyVersion + legacyMinorPatchSuffix));
 381             assertEquals(1,
 382                     databaseProvider.createPdpGroups(groupList).get(0).getPdpSubgroups().get(0).getPolicies().size());
 383             assertThatThrownBy(() -> {
 384                 guardPolicyProvider.deleteGuardPolicy("guard.frequency.scaleout", "1");
 385             }).hasMessageContaining("policy is in use, it is deployed in PDP group group subgroup type");
 386         } catch (Exception exc) {
 387             fail("Test should not throw an exception");
 388         }
 389     }
 390
 391     @Test
 392     public void testDeleteGuardPolicy() {
 393         assertThatThrownBy(() -> {
 394             guardPolicyProvider.deleteGuardPolicy("dummy", null);
 395         }).hasMessageMatching("^policyVersion is marked .*on.*ull but is null$");
 396
 397         assertThatThrownBy(() -> {
 398             guardPolicyProvider.deleteGuardPolicy("dummy", "1.0.0");
 399         }).hasMessageContaining("parameter \"version\": value \"1.0.0.0.0\", does not match regular expression");
 400
 401         assertThatCode(() -> {
 402             ToscaServiceTemplate policyTypeServiceTemplate = standardYamlCoder
 403                     .decode(ResourceUtils.getResourceAsString(POLICY_TYPE_RESOURCE), ToscaServiceTemplate.class);
 404             policyTypeProvider.createPolicyType(policyTypeServiceTemplate);
 405
 406             String policyString = ResourceUtils.getResourceAsString(POLICY_RESOURCE);
 407             LegacyGuardPolicyInput policyToCreate = standardCoder.decode(policyString, LegacyGuardPolicyInput.class);
 408             Map<String, LegacyGuardPolicyOutput> createdPolicy = guardPolicyProvider.createGuardPolicy(policyToCreate);
 409             assertNotNull(createdPolicy);
 410             assertFalse(createdPolicy.isEmpty());
 411
 412             Map<String, LegacyGuardPolicyOutput> deletedPolicy =
 413                     guardPolicyProvider.deleteGuardPolicy("guard.frequency.scaleout", "1");
 414             assertNotNull(deletedPolicy);
 415             assertFalse(deletedPolicy.isEmpty());
 416             assertTrue(deletedPolicy.containsKey("guard.frequency.scaleout"));
 417             assertEquals("onap.policies.controlloop.guard.FrequencyLimiter",
 418                     deletedPolicy.get("guard.frequency.scaleout").getType());
 419             assertEquals("1",
 420                     deletedPolicy.get("guard.frequency.scaleout").getMetadata().get("policy-version").toString());
 421
 422         }).doesNotThrowAnyException();
 423
 424         assertThatThrownBy(() -> {
 425             guardPolicyProvider.deleteGuardPolicy("guard.frequency.scaleout", "1");
 426         }).hasMessage("no policy found for policy: guard.frequency.scaleout:1");
 427
 428         assertThatCode(() -> {
 429             policyTypeProvider.deletePolicyType("onap.policies.controlloop.guard.FrequencyLimiter", "1.0.0");
 430         }).doesNotThrowAnyException();
 431     }
 432 }