common/onap-common-configuration-management/onap-configuration-management-test/src/test/java/org/onap/config/test/NotificationOnPropValTest.java

   1 package org.onap.config.test;
   2
   3 import org.onap.config.api.Configuration;
   4 import org.onap.config.api.ConfigurationChangeListener;
   5 import org.onap.config.api.ConfigurationManager;
   6 import org.onap.config.util.ConfigTestConstant;
   7 import org.onap.config.util.TestUtil;
   8 import org.junit.After;
   9 import org.junit.Before;
  10 import org.junit.Test;
  11 import org.junit.Assert;
  12
  13 import java.io.File;
  14 import java.io.FileOutputStream;
  15 import java.io.IOException;
  16 import java.io.OutputStream;
  17 import java.util.Properties;
  18
  19 /**
  20  * Pre-requisite - set -Dconfig.location=${"user.home"}/TestResources/ while running test
  21  * Scenario 14 - Verify Change Notifications for any change in the registered key
  22  * Created by sheetalm on 10/14/2016.
  23  */
  24 public class NotificationOnPropValTest {
  25
  26     public final static String NAMESPACE = "NotificationOnPropVal";
  27
  28     private String updatedValue = null;
  29
  30     @Before
  31     public void setUp() throws IOException {
  32         String data = "{name:\"SCM\"}";
  33         TestUtil.writeFile(data);
  34     }
  35
  36     @Test
  37     public void testNotification() throws IOException, InterruptedException {
  38         Configuration config = ConfigurationManager.lookup();
  39
  40         System.out.println(config.getAsString(NAMESPACE,ConfigTestConstant.ARTIFACT_NAME_MAXLENGTH));
  41
  42         config.addConfigurationChangeListener(NAMESPACE, ConfigTestConstant.ARTIFACT_NAME_MAXLENGTH, new PropValListener());
  43
  44         Properties props = new Properties();
  45         props.setProperty(ConfigTestConstant.ARTIFACT_NAME_MAXLENGTH, "20");
  46         props.setProperty("_config.namespace",NAMESPACE);
  47         props.setProperty("_config.mergeStrategy","override");
  48         File f = new File(TestUtil.jsonSchemaLoc + "config.properties");
  49         try (OutputStream out = new FileOutputStream(f)) {
  50             props.store(out, "Override Config Property at Conventional Resource");
  51         }
  52
  53         Thread.sleep(35000);
  54
  55         System.out.println(config.getAsString(NAMESPACE,ConfigTestConstant.ARTIFACT_NAME_MAXLENGTH));
  56
  57         Assert.assertEquals("20" , updatedValue);
  58     }
  59
  60      private class PropValListener implements ConfigurationChangeListener {
  61         @Override
  62         public void notify(String key, Object oldValue, Object newValue) {
  63             System.out.println("received notification::oldValue=="+oldValue+" newValue=="+newValue);
  64             updatedValue = newValue.toString();
  65         }
  66     }
  67
  68     @After
  69     public void tearDown() throws Exception {
  70         TestUtil.cleanUp();
  71         File f = new File(TestUtil.jsonSchemaLoc+"config.properties");
  72         if(f.exists()) {
  73             f.delete();
  74         }
  75     }
  76 }