controlloop/common/policy-yaml/src/test/java/org/onap/policy/controlloop/policy/ControlLoopPolicyTest.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * policy-yaml unit test
   4  * ================================================================================
   5  * Copyright (C) 2017 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  * ============LICENSE_END=========================================================
  19  */
  20
  21 package org.onap.policy.controlloop.policy;
  22
  23 import static org.junit.Assert.*;
  24
  25 import java.io.File;
  26 import java.io.FileInputStream;
  27 import java.io.FileNotFoundException;
  28 import java.io.IOException;
  29 import java.io.InputStream;
  30
  31 import org.junit.Test;
  32 import org.yaml.snakeyaml.DumperOptions;
  33 import org.yaml.snakeyaml.DumperOptions.FlowStyle;
  34 import org.yaml.snakeyaml.Yaml;
  35 import org.yaml.snakeyaml.constructor.Constructor;
  36
  37
  38 public class ControlLoopPolicyTest {
  39
  40         @Test
  41         public void test() {
  42                 this.test("src/test/resources/v1.0.0/policy_Test.yaml");
  43         }
  44
  45         @Test
  46         public void testvService1() {
  47                 this.test("src/test/resources/v1.0.0/policy_vService.yaml");
  48         }
  49
  50         @Test
  51         public void testOpenLoop() {
  52                 this.test("src/test/resources/v1.0.0/policy_OpenLoop.yaml");
  53         }
  54
  55         @Test
  56         public void testvService2() {
  57                 this.test("src/test/resources/v2.0.0/policy_vService.yaml");
  58         }
  59
  60         public void test(String testFile) {
  61                 try (InputStream is = new FileInputStream(new File(testFile))) {
  62                         //
  63                         // Read the yaml into our Java Object
  64                         //
  65                         Yaml yaml = new Yaml(new Constructor(ControlLoopPolicy.class));
  66                         Object obj = yaml.load(is);
  67                         assertNotNull(obj);
  68                         assertTrue(obj instanceof ControlLoopPolicy);
  69                         dump(obj);
  70                         //
  71                         // Now dump it to a yaml string
  72                         //
  73                         DumperOptions options = new DumperOptions();
  74                         options.setDefaultFlowStyle(FlowStyle.BLOCK);
  75                         options.setPrettyFlow(true);
  76                         yaml = new Yaml(options);
  77                         String dumpedYaml = yaml.dump(obj);
  78                         System.out.println(dumpedYaml);
  79                         //
  80                         // Read that string back into our java object
  81                         //
  82                         Object newObject = yaml.load(dumpedYaml);
  83                         dump(newObject);
  84                         assertNotNull(newObject);
  85                         assertTrue(newObject instanceof ControlLoopPolicy);
  86                         //
  87                         // Have to comment it out tentatively since it causes junit to fail.
  88                         // Seems we cannot use assertEquals here. Need advice.
  89                         //
  90                         //assertEquals(newObject, obj);
  91                 } catch (FileNotFoundException e) {
  92                         fail(e.getLocalizedMessage());
  93                 } catch (IOException e) {
  94                         fail(e.getLocalizedMessage());
  95                 }
  96         }
  97
  98         public void dump(Object obj) {
  99                 System.out.println("Dumping " + obj.getClass().getCanonicalName());
 100                 System.out.println(obj.toString());
 101         }
 102 }