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 * Licensed to Elasticsearch under one or more contributor
 * license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright
 * ownership. Elasticsearch 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.elasticsearch.ingest;

import org.elasticsearch.ingest.core.AbstractProcessorFactory;
import org.elasticsearch.node.NodeModule;
import org.elasticsearch.plugins.Plugin;
import org.elasticsearch.test.ESSingleNodeTestCase;
import org.junit.After;

import java.io.Closeable;
import java.io.IOException;
import java.util.Collection;
import java.util.Map;
import java.util.concurrent.atomic.AtomicBoolean;

import static org.hamcrest.Matchers.is;

public class IngestCloseIT extends ESSingleNodeTestCase {

    @Override
    protected Collection<Class<? extends Plugin>> getPlugins() {
        return pluginList(IngestPlugin.class);
    }

    private static AtomicBoolean called = new AtomicBoolean(false);

    public void testCloseNode() throws Exception {
        // We manually stop the node and check we called
        stopNode();

        assertThat(called.get(), is(true));

        // We need to restart the node for the next tests (and because tearDown() expects a Node)
        startNode();
    }

    public static class IngestPlugin extends Plugin {

        @Override
        public String name() {
            return "ingest";
        }

        @Override
        public String description() {
            return "ingest mock";
        }

        public void onModule(NodeModule nodeModule) {
            nodeModule.registerProcessor("test", (templateService, registry) -> new Factory());
        }
    }

    public static final class Factory extends AbstractProcessorFactory<TestProcessor> implements Closeable {
        @Override
        protected TestProcessor doCreate(String tag, Map<String, Object> config) throws Exception {
            return new TestProcessor("id", "test", ingestDocument -> {
                ingestDocument.setFieldValue("processed", true);
                if (ingestDocument.getFieldValue("fail", Boolean.class)) {
                    throw new IllegalArgumentException("test processor failed");
                }
            });
        }

        @Override
        public void close() throws IOException {
            called.set(true);
        }
    }

}

@@ -2529,230 +2529,100 @@
     
-ingestDocument.setFieldValue(%22processed%22, true);%0A                if (ingestDocument.getFieldValue(%22fail%22, Boolean.class)) %7B%0A                    throw new IllegalArgumentException(%22test processor failed%22);%0A                %7D
+throw new UnsupportedOperationException(%22this code is actually never called from the test%22);
 %0A   

Simplify the test