models-provider/src/test/java/org/onap/policy/models/provider/impl/PolicyTypePersistenceTest.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  *  Copyright (C) 2019 Nordix Foundation.
   4  * ================================================================================
   5  * Licensed under the Apache License, Version 2.0 (the "License");
   6  * you may not use this file except in compliance with the License.
   7  * You may obtain a copy of the License at
   8  *
   9  *      http://www.apache.org/licenses/LICENSE-2.0
  10  *
  11  * Unless required by applicable law or agreed to in writing, software
  12  * distributed under the License is distributed on an "AS IS" BASIS,
  13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14  * See the License for the specific language governing permissions and
  15  * limitations under the License.
  16  *
  17  * SPDX-License-Identifier: Apache-2.0
  18  * ============LICENSE_END=========================================================
  19  */
  20
  21 package org.onap.policy.models.provider.impl;
  22
  23 import static org.junit.Assert.assertEquals;
  24 import static org.junit.Assert.assertNotNull;
  25 import static org.junit.Assert.fail;
  26
  27 import com.google.gson.GsonBuilder;
  28
  29 import java.util.Base64;
  30 import java.util.List;
  31
  32 import lombok.NonNull;
  33
  34 import org.junit.After;
  35 import org.junit.Before;
  36 import org.junit.Test;
  37 import org.onap.policy.common.utils.coder.StandardCoder;
  38 import org.onap.policy.common.utils.resources.ResourceUtils;
  39 import org.onap.policy.models.base.PfModelException;
  40 import org.onap.policy.models.provider.PolicyModelsProvider;
  41 import org.onap.policy.models.provider.PolicyModelsProviderFactory;
  42 import org.onap.policy.models.provider.PolicyModelsProviderParameters;
  43 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyType;
  44 import org.onap.policy.models.tosca.authorative.concepts.ToscaServiceTemplate;
  45 import org.slf4j.Logger;
  46 import org.slf4j.LoggerFactory;
  47 import org.yaml.snakeyaml.Yaml;
  48
  49 /**
  50  * Test persistence of monitoring policies to and from the database.
  51  *
  52  * @author Liam Fallon (liam.fallon@est.tech)
  53  */
  54 public class PolicyTypePersistenceTest {
  55     // Logger for this class
  56     private static final Logger LOGGER = LoggerFactory.getLogger(PolicyTypePersistenceTest.class);
  57
  58     private StandardCoder standardCoder;
  59
  60     private PolicyModelsProvider databaseProvider;
  61
  62     // @formatter:off
  63     private String[] policyTypeResourceNames = {
  64         "policytypes/onap.policies.monitoring.dcaegen2.collectors.datafile.datafile-app-server.yaml",
  65         "policytypes/onap.policies.optimization.AffinityPolicy.yaml",
  66         "policytypes/onap.policies.optimization.DistancePolicy.yaml",
  67         "policytypes/onap.policies.optimization.HpaPolicy.yaml",
  68         "policytypes/onap.policies.optimization.OptimizationPolicy.yaml",
  69         "policytypes/onap.policies.optimization.PciPolicy.yaml",
  70         "policytypes/onap.policies.optimization.QueryPolicy.yaml",
  71         "policytypes/onap.policies.optimization.SubscriberPolicy.yaml",
  72         "policytypes/onap.policies.optimization.Vim_fit.yaml",
  73         "policytypes/onap.policies.optimization.VnfPolicy.yaml",
  74         "policytypes/onap.policy.monitoring.cdap.tca.hi.lo.app.yaml"
  75     };
  76     // @formatter:on
  77
  78     /**
  79      * Initialize provider.
  80      *
  81      * @throws PfModelException on exceptions in the tests
  82      */
  83     @Before
  84     public void setupParameters() throws PfModelException {
  85         PolicyModelsProviderParameters parameters = new PolicyModelsProviderParameters();
  86         parameters.setDatabaseUrl("jdbc:h2:mem:testdb");
  87         parameters.setDatabaseUser("policy");
  88         parameters.setDatabasePassword(Base64.getEncoder().encodeToString("P01icY".getBytes()));
  89         parameters.setPersistenceUnit("ToscaConceptTest");
  90
  91         databaseProvider = new PolicyModelsProviderFactory().createPolicyModelsProvider(parameters);
  92     }
  93
  94     /**
  95      * Set up GSON.
  96      */
  97     @Before
  98     public void setupGson() {
  99         standardCoder = new StandardCoder();
 100     }
 101
 102     @After
 103     public void teardown() throws Exception {
 104         databaseProvider.close();
 105     }
 106
 107     @Test
 108     public void testPolicyPersistence() {
 109         try {
 110             for (String policyTypeResourceName : policyTypeResourceNames) {
 111                 String policyTypeString = ResourceUtils.getResourceAsString(policyTypeResourceName);
 112
 113                 if (policyTypeResourceName.endsWith("yaml")) {
 114                     testYamlStringPolicyTypePersistence(policyTypeString);
 115                 } else {
 116                     testJsonStringPolicyTypePersistence(policyTypeString);
 117                 }
 118             }
 119         } catch (Exception exc) {
 120             LOGGER.warn("error processing policies", exc);
 121             fail("test should not throw an exception");
 122         }
 123     }
 124
 125     private void testYamlStringPolicyTypePersistence(final String policyTypeString) throws Exception {
 126         Object yamlObject = new Yaml().load(policyTypeString);
 127         String yamlAsJsonString = new GsonBuilder().setPrettyPrinting().create().toJson(yamlObject);
 128
 129         testJsonStringPolicyTypePersistence(yamlAsJsonString);
 130     }
 131
 132     /**
 133      * Check persistence of a policy.
 134      *
 135      * @param policyTypeString the policy as a string
 136      * @throws Exception any exception thrown
 137      */
 138     public void testJsonStringPolicyTypePersistence(@NonNull final String policyTypeString) throws Exception {
 139         ToscaServiceTemplate serviceTemplate = standardCoder.decode(policyTypeString, ToscaServiceTemplate.class);
 140
 141         assertNotNull(serviceTemplate);
 142         ToscaPolicyType inPolicyType = serviceTemplate.getPolicyTypes().get(0).values().iterator().next();
 143
 144         databaseProvider.createPolicyTypes(serviceTemplate);
 145
 146         List<ToscaPolicyType> policyTypeList =
 147                 databaseProvider.getPolicyTypeList(inPolicyType.getName(), inPolicyType.getVersion());
 148
 149         assertEquals(1, policyTypeList.size());
 150         assertEquals(inPolicyType.getName(), policyTypeList.get(0).getName());
 151     }
 152 }