core/src/test/java/org/apache/brooklyn/core/mgmt/rebind/RebindManagerTest.java

/*
 * 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
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package org.apache.brooklyn.core.mgmt.rebind;

import static org.testng.Assert.assertEquals;

import org.apache.brooklyn.api.entity.Entity;
import org.apache.brooklyn.api.entity.EntitySpec;
import org.apache.brooklyn.core.test.entity.TestEntity;
import org.apache.brooklyn.core.test.entity.TestEntityImpl;
import org.apache.brooklyn.util.core.task.BasicTask;
import org.apache.brooklyn.util.core.task.DynamicTasks;
import org.testng.annotations.Test;

import com.google.common.base.Predicates;
import com.google.common.collect.Iterables;

public class RebindManagerTest extends RebindTestFixtureWithApp {

    @Test
    public void testRebindingEntityCanCallTask() throws Exception {
        origApp.createAndManageChild(EntitySpec.create(TestEntity.class).impl(TestEntityWithTaskInRebind.class));
        
        newApp = rebind();
        Entity newEntity = Iterables.find(newApp.getChildren(), Predicates.instanceOf(TestEntity.class));
        assertEquals(newEntity.getAttribute(TestEntity.NAME), "abc");
    }
    public static class TestEntityWithTaskInRebind extends TestEntityImpl {
        @Override
        public void rebind() {
            super.rebind();
            sensors().set(TestEntity.NAME, DynamicTasks.get(new BasicTask<String>(() -> "abc")));
        }
    }
}