1 files changed, 76 insertions, 0 deletions
diff --git a/common/onap-common-configuration-management/onap-configuration-management-core/src/test/java/org/onap/config/test/NotificationOnPropValTest.java b/common/onap-common-configuration-management/onap-configuration-management-core/src/test/java/org/onap/config/test/NotificationOnPropValTest.java
new file mode 100644
index 0000000000..ca8e812ef4
--- /dev/null
+++ b/common/onap-common-configuration-management/onap-configuration-management-core/src/test/java/org/onap/config/test/NotificationOnPropValTest.java
@@ -0,0 +1,76 @@
+package org.onap.config.test;
+
+import org.junit.After;
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.Test;
+import org.onap.config.api.Configuration;
+import org.onap.config.api.ConfigurationChangeListener;
+import org.onap.config.api.ConfigurationManager;
+import org.onap.config.util.ConfigTestConstant;
+import org.onap.config.util.TestUtil;
+
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.OutputStream;
+import java.util.Properties;
+
+/**
+ * Pre-requisite - set -Dconfig.location=${"user.home"}/TestResources/ while running test
+ * Scenario 14 - Verify Change Notifications for any change in the registered key
+ * Created by sheetalm on 10/14/2016.
+ */
+public class NotificationOnPropValTest {
+
+    public final static String NAMESPACE = "NotificationOnPropVal";
+
+    private String updatedValue = null;
+
+    @Before
+    public void setUp() throws IOException {
+        String data = "{name:\"SCM\"}";
+        TestUtil.writeFile(data);
+    }
+
+    @Test
+    public void testNotification() throws IOException, InterruptedException {
+        Configuration config = ConfigurationManager.lookup();
+
+        System.out.println(config.getAsString(NAMESPACE,ConfigTestConstant.ARTIFACT_NAME_MAXLENGTH));
+
+        config.addConfigurationChangeListener(NAMESPACE, ConfigTestConstant.ARTIFACT_NAME_MAXLENGTH, new PropValListener());
+
+        Properties props = new Properties();
+        props.setProperty(ConfigTestConstant.ARTIFACT_NAME_MAXLENGTH, "20");
+        props.setProperty("_config.namespace",NAMESPACE);
+        props.setProperty("_config.mergeStrategy","override");
+        File f = new File(TestUtil.jsonSchemaLoc + "config.properties");
+        try (OutputStream out = new FileOutputStream(f)) {
+            props.store(out, "Override Config Property at Conventional Resource");
+        }
+
+        Thread.sleep(35000);
+
+        System.out.println(config.getAsString(NAMESPACE,ConfigTestConstant.ARTIFACT_NAME_MAXLENGTH));
+
+        Assert.assertEquals("20" , updatedValue);
+    }
+
+     private class PropValListener implements ConfigurationChangeListener {
+        @Override
+        public void notify(String key, Object oldValue, Object newValue) {
+            System.out.println("received notification::oldValue=="+oldValue+" newValue=="+newValue);
+            updatedValue = newValue.toString();
+        }
+    }
+
+    @After
+    public void tearDown() throws Exception {
+        TestUtil.cleanUp();
+        File f = new File(TestUtil.jsonSchemaLoc+"config.properties");
+        if(f.exists()) {
+            f.delete();
+        }
+    }
+}