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.legacy.concepts.LegacyGuardPolicyInput;
  44 import org.onap.policy.models.tosca.legacy.concepts.LegacyGuardPolicyOutput;
  45
  46 /**
  47  * This class performs unit test of {@link LegacyGuardPolicyProvider}
  48  *
  49  * @author Chenfei Gao (cgao@research.att.com)
  50  */
  51 public class TestLegacyGuardPolicyProvider {
  52
  53     private static LegacyGuardPolicyProvider guardPolicyProvider;
  54     private static PolicyModelsProviderParameters providerParams;
  55     private static ApiParameterGroup apiParamGroup;
  56     private static StandardCoder standardCoder;
  57
  58     private static final String POLICY_RESOURCE = "policies/vDNS.policy.guard.frequency.input.json";
  59
  60     /**
  61      * Initializes parameters.
  62      *
  63      * @throws PfModelException the PfModel parsing exception
  64      */
  65     @BeforeClass
  66     public static void setupParameters() throws PfModelException {
  67
  68         standardCoder = new StandardCoder();
  69         providerParams = new PolicyModelsProviderParameters();
  70         providerParams.setDatabaseDriver("org.h2.Driver");
  71         providerParams.setDatabaseUrl("jdbc:h2:mem:testdb");
  72         providerParams.setDatabaseUser("policy");
  73         providerParams.setDatabasePassword(Base64.getEncoder().encodeToString("P01icY".getBytes()));
  74         providerParams.setPersistenceUnit("ToscaConceptTest");
  75         apiParamGroup = new ApiParameterGroup("ApiGroup", null, providerParams);
  76         ParameterService.register(apiParamGroup, true);
  77         guardPolicyProvider = new LegacyGuardPolicyProvider();
  78     }
  79
  80     /**
  81      * Closes up DB connections and deregisters API parameter group.
  82      *
  83      * @throws PfModelException the PfModel parsing exception
  84      */
  85     @AfterClass
  86     public static void tearDown() throws PfModelException {
  87
  88         guardPolicyProvider.close();
  89         ParameterService.deregister(apiParamGroup);
  90     }
  91
  92
  93     @Test
  94     public void testFetchGuardPolicy() {
  95
  96         assertThatThrownBy(() -> {
  97             guardPolicyProvider.fetchGuardPolicy("dummy", null);
  98         }).hasMessage("no policy found for policy ID: dummy");
  99
 100         assertThatThrownBy(() -> {
 101             guardPolicyProvider.fetchGuardPolicy("dummy", "dummy");
 102         }).hasMessage("no policy found for policy ID: dummy");
 103     }
 104
 105     @Test
 106     public void testCreateGuardPolicy() {
 107
 108         assertThatCode(() -> {
 109             String policyString = ResourceUtils.getResourceAsString(POLICY_RESOURCE);
 110             LegacyGuardPolicyInput policyToCreate = standardCoder.decode(policyString, LegacyGuardPolicyInput.class);
 111             Map<String, LegacyGuardPolicyOutput> createdPolicy = guardPolicyProvider.createGuardPolicy(policyToCreate);
 112             assertNotNull(createdPolicy);
 113             assertFalse(createdPolicy.isEmpty());
 114             assertTrue(createdPolicy.containsKey("guard.frequency.scaleout"));
 115             assertEquals("onap.policies.controlloop.guard.FrequencyLimiter",
 116                     createdPolicy.get("guard.frequency.scaleout").getType());
 117             assertEquals("1.0.0", createdPolicy.get("guard.frequency.scaleout").getVersion());
 118         }).doesNotThrowAnyException();
 119     }
 120
 121     @Test
 122     public void testDeleteGuardPolicy() {
 123
 124         assertThatThrownBy(() -> {
 125             guardPolicyProvider.deleteGuardPolicy("dummy", null);
 126         }).hasMessage("version is marked @NonNull but is null");
 127
 128         assertThatThrownBy(() -> {
 129             guardPolicyProvider.deleteGuardPolicy("dummy", "dummy");
 130         }).hasMessage("no policy found for policy ID: dummy");
 131
 132         assertThatCode(() -> {
 133             String policyString = ResourceUtils.getResourceAsString(POLICY_RESOURCE);
 134             LegacyGuardPolicyInput policyToCreate = standardCoder.decode(policyString, LegacyGuardPolicyInput.class);
 135             Map<String, LegacyGuardPolicyOutput> createdPolicy = guardPolicyProvider.createGuardPolicy(policyToCreate);
 136             assertNotNull(createdPolicy);
 137             assertFalse(createdPolicy.isEmpty());
 138         }).doesNotThrowAnyException();
 139
 140         assertThatCode(() -> {
 141             Map<String, LegacyGuardPolicyOutput> deletedPolicy = guardPolicyProvider
 142                     .deleteGuardPolicy("guard.frequency.scaleout", "1.0.0");
 143             assertNotNull(deletedPolicy);
 144             assertFalse(deletedPolicy.isEmpty());
 145             assertTrue(deletedPolicy.containsKey("guard.frequency.scaleout"));
 146             assertEquals("onap.policies.controlloop.guard.FrequencyLimiter",
 147                     deletedPolicy.get("guard.frequency.scaleout").getType());
 148             assertEquals("1.0.0", deletedPolicy.get("guard.frequency.scaleout").getVersion());
 149         }).doesNotThrowAnyException();
 150
 151         assertThatThrownBy(() -> {
 152             guardPolicyProvider.deleteGuardPolicy("guard.frequency.scaleout", "1.0.0");
 153         }).hasMessage("no policy found for policy ID: guard.frequency.scaleout");
 154     }
 155 }