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  * ================================================================================
   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  *
  19  * SPDX-License-Identifier: Apache-2.0
  20  * ============LICENSE_END=========================================================
  21  */
  22
  23 package org.onap.policy.api.main.rest.provider;
  24
  25 import static org.assertj.core.api.Assertions.assertThatCode;
  26 import static org.assertj.core.api.Assertions.assertThatThrownBy;
  27 import static org.junit.Assert.assertEquals;
  28 import static org.junit.Assert.assertFalse;
  29 import static org.junit.Assert.assertNotNull;
  30 import static org.junit.Assert.assertTrue;
  31
  32 import java.util.Base64;
  33 import java.util.Map;
  34 import org.junit.AfterClass;
  35 import org.junit.BeforeClass;
  36 import org.junit.Test;
  37 import org.onap.policy.api.main.parameters.ApiParameterGroup;
  38 import org.onap.policy.common.parameters.ParameterService;
  39 import org.onap.policy.common.utils.coder.StandardCoder;
  40 import org.onap.policy.common.utils.resources.ResourceUtils;
  41 import org.onap.policy.models.base.PfModelException;
  42 import org.onap.policy.models.provider.PolicyModelsProviderParameters;
  43 import org.onap.policy.models.tosca.authorative.concepts.ToscaServiceTemplate;
  44 import org.onap.policy.models.tosca.legacy.concepts.LegacyGuardPolicyInput;
  45 import org.onap.policy.models.tosca.legacy.concepts.LegacyGuardPolicyOutput;
  46
  47 /**
  48  * This class performs unit test of {@link LegacyGuardPolicyProvider}
  49  *
  50  * @author Chenfei Gao (cgao@research.att.com)
  51  */
  52 public class TestLegacyGuardPolicyProvider {
  53
  54     private static LegacyGuardPolicyProvider guardPolicyProvider;
  55     private static PolicyTypeProvider policyTypeProvider;
  56     private static PolicyModelsProviderParameters providerParams;
  57     private static ApiParameterGroup apiParamGroup;
  58     private static StandardCoder standardCoder;
  59
  60     private static final String POLICY_RESOURCE = "policies/vDNS.policy.guard.frequency.input.json";
  61     private static final String POLICY_TYPE_RESOURCE =
  62             "policytypes/onap.policies.controlloop.guard.FrequencyLimiter.json";
  63     private static final String POLICY_TYPE_ID = "onap.policies.controlloop.guard.FrequencyLimiter:1.0.0";
  64     private static final String POLICY_ID = "guard.frequency.scaleout:1.0.0";
  65
  66     /**
  67      * Initializes parameters.
  68      *
  69      * @throws PfModelException the PfModel parsing exception
  70      */
  71     @BeforeClass
  72     public static void setupParameters() throws PfModelException {
  73
  74         standardCoder = new StandardCoder();
  75         providerParams = new PolicyModelsProviderParameters();
  76         providerParams.setDatabaseDriver("org.h2.Driver");
  77         providerParams.setDatabaseUrl("jdbc:h2:mem:testdb");
  78         providerParams.setDatabaseUser("policy");
  79         providerParams.setDatabasePassword(Base64.getEncoder().encodeToString("P01icY".getBytes()));
  80         providerParams.setPersistenceUnit("ToscaConceptTest");
  81         apiParamGroup = new ApiParameterGroup("ApiGroup", null, providerParams);
  82         ParameterService.register(apiParamGroup, true);
  83         guardPolicyProvider = new LegacyGuardPolicyProvider();
  84         policyTypeProvider = new PolicyTypeProvider();
  85     }
  86
  87     /**
  88      * Closes up DB connections and deregisters API parameter group.
  89      *
  90      * @throws PfModelException the PfModel parsing exception
  91      */
  92     @AfterClass
  93     public static void tearDown() throws PfModelException {
  94
  95         guardPolicyProvider.close();
  96         policyTypeProvider.close();
  97         ParameterService.deregister(apiParamGroup);
  98     }
  99
 100
 101     @Test
 102     public void testFetchGuardPolicy() {
 103
 104         assertThatThrownBy(() -> {
 105             guardPolicyProvider.fetchGuardPolicy("dummy", null);
 106         }).hasMessage("no policy found for policy ID: dummy");
 107
 108         assertThatThrownBy(() -> {
 109             guardPolicyProvider.fetchGuardPolicy("dummy", "dummy");
 110         }).hasMessage("no policy found for policy ID: dummy");
 111     }
 112
 113     @Test
 114     public void testCreateGuardPolicy() {
 115
 116         assertThatThrownBy(() -> {
 117             String policyString = ResourceUtils.getResourceAsString(POLICY_RESOURCE);
 118             LegacyGuardPolicyInput policyToCreate = standardCoder.decode(policyString, LegacyGuardPolicyInput.class);
 119             guardPolicyProvider.createGuardPolicy(policyToCreate);
 120         }).hasMessage("policy type " + POLICY_TYPE_ID + " for policy " + POLICY_ID + " does not exist");
 121
 122         assertThatCode(() -> {
 123             String policyTypeString = ResourceUtils.getResourceAsString(POLICY_TYPE_RESOURCE);
 124             ToscaServiceTemplate policyTypeServiceTemplate =
 125                     standardCoder.decode(policyTypeString, ToscaServiceTemplate.class);
 126             policyTypeProvider.createPolicyType(policyTypeServiceTemplate);
 127         }).doesNotThrowAnyException();
 128
 129         assertThatCode(() -> {
 130             String policyString = ResourceUtils.getResourceAsString(POLICY_RESOURCE);
 131             LegacyGuardPolicyInput policyToCreate = standardCoder.decode(policyString, LegacyGuardPolicyInput.class);
 132             Map<String, LegacyGuardPolicyOutput> createdPolicy = guardPolicyProvider.createGuardPolicy(policyToCreate);
 133             assertNotNull(createdPolicy);
 134             assertFalse(createdPolicy.isEmpty());
 135             assertTrue(createdPolicy.containsKey("guard.frequency.scaleout"));
 136             assertEquals("onap.policies.controlloop.guard.FrequencyLimiter",
 137                     createdPolicy.get("guard.frequency.scaleout").getType());
 138             assertEquals("1.0.0", createdPolicy.get("guard.frequency.scaleout").getVersion());
 139         }).doesNotThrowAnyException();
 140     }
 141
 142     @Test
 143     public void testDeleteGuardPolicy() {
 144
 145         assertThatThrownBy(() -> {
 146             guardPolicyProvider.deleteGuardPolicy("dummy", null);
 147         }).hasMessage("version is marked @NonNull but is null");
 148
 149         assertThatThrownBy(() -> {
 150             guardPolicyProvider.deleteGuardPolicy("dummy", "dummy");
 151         }).hasMessage("no policy found for policy ID: dummy");
 152
 153         assertThatCode(() -> {
 154             String policyTypeString = ResourceUtils.getResourceAsString(POLICY_TYPE_RESOURCE);
 155             ToscaServiceTemplate policyTypeServiceTemplate =
 156                     standardCoder.decode(policyTypeString, ToscaServiceTemplate.class);
 157             policyTypeProvider.createPolicyType(policyTypeServiceTemplate);
 158         }).doesNotThrowAnyException();
 159
 160         assertThatCode(() -> {
 161             String policyString = ResourceUtils.getResourceAsString(POLICY_RESOURCE);
 162             LegacyGuardPolicyInput policyToCreate = standardCoder.decode(policyString, LegacyGuardPolicyInput.class);
 163             Map<String, LegacyGuardPolicyOutput> createdPolicy = guardPolicyProvider.createGuardPolicy(policyToCreate);
 164             assertNotNull(createdPolicy);
 165             assertFalse(createdPolicy.isEmpty());
 166         }).doesNotThrowAnyException();
 167
 168         assertThatCode(() -> {
 169             Map<String, LegacyGuardPolicyOutput> deletedPolicy = guardPolicyProvider
 170                     .deleteGuardPolicy("guard.frequency.scaleout", "1.0.0");
 171             assertNotNull(deletedPolicy);
 172             assertFalse(deletedPolicy.isEmpty());
 173             assertTrue(deletedPolicy.containsKey("guard.frequency.scaleout"));
 174             assertEquals("onap.policies.controlloop.guard.FrequencyLimiter",
 175                     deletedPolicy.get("guard.frequency.scaleout").getType());
 176             assertEquals("1.0.0", deletedPolicy.get("guard.frequency.scaleout").getVersion());
 177         }).doesNotThrowAnyException();
 178
 179         assertThatThrownBy(() -> {
 180             guardPolicyProvider.deleteGuardPolicy("guard.frequency.scaleout", "1.0.0");
 181         }).hasMessage("no policy found for policy ID: guard.frequency.scaleout");
 182
 183         assertThatCode(() -> {
 184             policyTypeProvider.deletePolicyType("onap.policies.controlloop.guard.FrequencyLimiter", "1.0.0");
 185         }).doesNotThrowAnyException();
 186
 187     }
 188 }