models-interactions/model-yaml/src/test/java/org/onap/policy/controlloop/policy/guard/ControlLoopGuardTest.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * policy-yaml unit test
   4  * ================================================================================
   5  * Copyright (C) 2017-2019 AT&T Intellectual Property. All rights reserved.
   6  * Modifications Copyright (C) 2019 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  * ============LICENSE_END=========================================================
  20  */
  21
  22 package org.onap.policy.controlloop.policy.guard;
  23
  24 import static org.junit.Assert.assertEquals;
  25 import static org.junit.Assert.assertFalse;
  26 import static org.junit.Assert.assertNotNull;
  27 import static org.junit.Assert.assertTrue;
  28
  29 import java.io.File;
  30 import java.io.FileInputStream;
  31 import java.io.InputStream;
  32 import java.util.LinkedList;
  33 import org.junit.Test;
  34 import org.slf4j.Logger;
  35 import org.slf4j.LoggerFactory;
  36 import org.yaml.snakeyaml.DumperOptions;
  37 import org.yaml.snakeyaml.DumperOptions.FlowStyle;
  38 import org.yaml.snakeyaml.Yaml;
  39 import org.yaml.snakeyaml.constructor.Constructor;
  40
  41
  42 public class ControlLoopGuardTest {
  43     private static final Logger logger = LoggerFactory.getLogger(ControlLoopGuardTest.class);
  44
  45     @Test
  46     public void testGuardvdns() throws Exception {
  47         this.test("src/test/resources/v2.0.0-guard/policy_guard_ONAP_demo_vDNS.yaml");
  48     }
  49
  50     @Test
  51     public void testGuardvusp() throws Exception {
  52         this.test("src/test/resources/v2.0.0-guard/policy_guard_appc_restart.yaml");
  53     }
  54
  55     @Test
  56     public void testConstructorControlLoopGuard() {
  57         Guard guard1 = new Guard();
  58         GuardPolicy guardPolicy1 = new GuardPolicy();
  59         GuardPolicy guardPolicy2 = new GuardPolicy();
  60         LinkedList<GuardPolicy> guardPolicies = new LinkedList<>();
  61         guardPolicies.add(guardPolicy1);
  62         guardPolicies.add(guardPolicy2);
  63
  64         ControlLoopGuard controlLoopGuard1 = new ControlLoopGuard();
  65         controlLoopGuard1.setGuard(guard1);
  66         controlLoopGuard1.setGuards(guardPolicies);
  67         ControlLoopGuard controlLoopGuard2 = new ControlLoopGuard(controlLoopGuard1);
  68
  69         assertEquals(guard1, controlLoopGuard2.getGuard());
  70         assertEquals(guardPolicies, controlLoopGuard2.getGuards());
  71     }
  72
  73     @Test
  74     public void testEqualsAndHashCode() {
  75         final Guard guard1 = new Guard();
  76         GuardPolicy guardPolicy1 = new GuardPolicy();
  77         GuardPolicy guardPolicy2 = new GuardPolicy();
  78         LinkedList<GuardPolicy> guardPolicies = new LinkedList<>();
  79         guardPolicies.add(guardPolicy1);
  80         guardPolicies.add(guardPolicy2);
  81
  82         ControlLoopGuard controlLoopGuard1 = new ControlLoopGuard();
  83         ControlLoopGuard controlLoopGuard2 = new ControlLoopGuard();
  84
  85         assertTrue(controlLoopGuard1.equals(controlLoopGuard2));
  86         assertEquals(controlLoopGuard1.hashCode(), controlLoopGuard2.hashCode());
  87
  88         controlLoopGuard1.setGuard(guard1);
  89         assertFalse(controlLoopGuard1.equals(controlLoopGuard2));
  90         controlLoopGuard2.setGuard(guard1);
  91         assertTrue(controlLoopGuard1.equals(controlLoopGuard2));
  92         assertEquals(controlLoopGuard1.hashCode(), controlLoopGuard2.hashCode());
  93
  94         controlLoopGuard1.setGuards(guardPolicies);
  95         assertFalse(controlLoopGuard1.equals(controlLoopGuard2));
  96         controlLoopGuard2.setGuards(guardPolicies);
  97         assertTrue(controlLoopGuard1.equals(controlLoopGuard2));
  98         assertEquals(controlLoopGuard1.hashCode(), controlLoopGuard2.hashCode());
  99     }
 100
 101     @Test
 102     public void testEqualsSameObject() {
 103         ControlLoopGuard controlLoopGuard = new ControlLoopGuard();
 104         assertTrue(controlLoopGuard.equals(controlLoopGuard));
 105     }
 106
 107     @Test
 108     public void testEqualsNull() {
 109         ControlLoopGuard controlLoopGuard = new ControlLoopGuard();
 110         assertFalse(controlLoopGuard.equals(null));
 111     }
 112
 113     @Test
 114     public void testEqualsInstanceOfDiffClass() {
 115         ControlLoopGuard controlLoopGuard = new ControlLoopGuard();
 116         assertFalse(controlLoopGuard.equals(""));
 117     }
 118
 119     /**
 120      * Does the actual test.
 121      *
 122      * @param testFile input file
 123      * @throws Exception if an error occurs
 124      */
 125     public void test(String testFile) throws Exception {
 126         try (InputStream is = new FileInputStream(new File(testFile))) {
 127             //
 128             // Read the yaml into our Java Object
 129             //
 130             Yaml yaml = new Yaml(new Constructor(ControlLoopGuard.class));
 131             Object obj = yaml.load(is);
 132             assertNotNull(obj);
 133             assertTrue(obj instanceof ControlLoopGuard);
 134             dump(obj);
 135             //
 136             // Now dump it to a yaml string
 137             //
 138             DumperOptions options = new DumperOptions();
 139             options.setDefaultFlowStyle(FlowStyle.BLOCK);
 140             options.setPrettyFlow(true);
 141             yaml = new Yaml(options);
 142             String dumpedYaml = yaml.dump(obj);
 143             logger.debug(dumpedYaml);
 144             //
 145             // Read that string back into our java object
 146             //
 147             Object newObject = yaml.load(dumpedYaml);
 148             dump(newObject);
 149             assertNotNull(newObject);
 150             assertTrue(newObject instanceof ControlLoopGuard);
 151
 152             assertEquals(obj, newObject);
 153         }
 154     }
 155
 156     public void dump(Object obj) {
 157         logger.debug("Dumping {}", obj.getClass().getName());
 158         logger.debug("{}", obj);
 159     }
 160 }