/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.apache.zeppelin.display; import static org.junit.Assert.assertEquals; import java.util.concurrent.atomic.AtomicInteger; import org.apache.zeppelin.interpreter.InterpreterContext; import org.junit.Test; public class AngularObjectTest { @Test public void testListener() { final AtomicInteger updated = new AtomicInteger(0); AngularObject ao = new AngularObject("name", "value", "note1", new AngularObjectListener() { @Override public void updated(AngularObject updatedObject) { updated.incrementAndGet(); } }); assertEquals(0, updated.get()); ao.set("newValue"); assertEquals(1, updated.get()); assertEquals("newValue", ao.get()); ao.set("newValue"); assertEquals(2, updated.get()); ao.set("newnewValue", false); assertEquals(2, updated.get()); assertEquals("newnewValue", ao.get()); } @Test public void testWatcher() throws InterruptedException { final AtomicInteger updated = new AtomicInteger(0); final AtomicInteger onWatch = new AtomicInteger(0); AngularObject ao = new AngularObject("name", "value", "note1", new AngularObjectListener() { @Override public void updated(AngularObject updatedObject) { updated.incrementAndGet(); } }); ao.addWatcher(new AngularObjectWatcher(null) { @Override public void watch(Object oldObject, Object newObject, InterpreterContext context) { onWatch.incrementAndGet(); } }); assertEquals(0, onWatch.get()); ao.set("newValue"); Thread.sleep(500); assertEquals(1, onWatch.get()); } }