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From sjcorbett <...@git.apache.org>
Subject [GitHub] brooklyn-server pull request #370: ProxyEffector
Date Mon, 10 Oct 2016 20:42:29 GMT
Github user sjcorbett commented on a diff in the pull request:

    https://github.com/apache/brooklyn-server/pull/370#discussion_r82679003
  
    --- Diff: core/src/test/java/org/apache/brooklyn/core/effector/ProxyEffectorTest.java
---
    @@ -0,0 +1,88 @@
    +/*
    + * 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.brooklyn.core.effector;
    +
    +import static org.testng.Assert.assertEquals;
    +
    +import org.apache.brooklyn.api.entity.EntitySpec;
    +import org.apache.brooklyn.core.entity.Entities;
    +import org.apache.brooklyn.core.entity.EntityInternal;
    +import org.apache.brooklyn.core.test.BrooklynAppUnitTestSupport;
    +import org.apache.brooklyn.core.test.entity.TestEntity;
    +import org.apache.brooklyn.entity.stock.BasicEntity;
    +import org.apache.brooklyn.test.Asserts;
    +import org.apache.brooklyn.util.collections.MutableMap;
    +import org.apache.brooklyn.util.time.Duration;
    +import org.testng.annotations.Test;
    +
    +import com.google.common.collect.ImmutableMap;
    +
    +public class ProxyEffectorTest extends BrooklynAppUnitTestSupport {
    +
    +    @Test
    +    public void testHappyPath() {
    +        TestEntity a = app.createAndManageChild(EntitySpec.create(TestEntity.class));
    +        ProxyEffector proxyEffector = new ProxyEffector(ImmutableMap.of(
    +                AddEffector.EFFECTOR_NAME, "proxy-effector",
    +                ProxyEffector.TARGET_ENTITY, a,
    +                ProxyEffector.TARGET_EFFECTOR_NAME, "identityEffector"));
    +        // BasicEntity doesn't have an identityEffector.
    +        EntityInternal b = Entities.deproxy(app.createAndManageChild(EntitySpec.create(BasicEntity.class)
    +                .addInitializer(proxyEffector)));
    +        Object output = b.invoke(b.getEffector("proxy-effector"), ImmutableMap.of("arg",
"value"))
    +                .getUnchecked(Duration.ONE_MINUTE);
    +        assertEquals(output, "value");
    +    }
    +
    +    @Test
    +    public void testThrowsIfTargetEffectorDoesntExist() {
    +        TestEntity a = app.createAndManageChild(EntitySpec.create(TestEntity.class));
    +        ProxyEffector proxyEffector = new ProxyEffector(ImmutableMap.of(
    +                AddEffector.EFFECTOR_NAME, "proxy-effector",
    +                ProxyEffector.TARGET_ENTITY, a,
    +                ProxyEffector.TARGET_EFFECTOR_NAME, "kajnfksjdnfkjsdnf"));
    +        EntityInternal b = Entities.deproxy(app.createAndManageChild(EntitySpec.create(BasicEntity.class)
    +                .addInitializer(proxyEffector)));
    +        try {
    +            b.invoke(b.getEffector("proxy-effector"), ImmutableMap.of("arg", "value"))
    +                    .getUnchecked(Duration.ONE_MINUTE);
    +            Asserts.shouldHaveFailedPreviously("expected exception when invoking effector
that does not exist");
    +        } catch (Exception e) {
    +            // expected.
    +        }
    +    }
    +
    +    @Test(expectedExceptions = NullPointerException.class)
    --- End diff --
    
    What's the benefit?


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