org.elasticsearch.action.support.ActionTestUtils Maven / Gradle / Ivy

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/*
 * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
 * or more contributor license agreements. Licensed under the Elastic License
 * 2.0 and the Server Side Public License, v 1; you may not use this file except
 * in compliance with, at your election, the Elastic License 2.0 or the Server
 * Side Public License, v 1.
 */

package org.elasticsearch.action.support;

import org.elasticsearch.action.ActionListener;
import org.elasticsearch.action.ActionRequest;
import org.elasticsearch.action.ActionResponse;
import org.elasticsearch.client.Response;
import org.elasticsearch.client.ResponseListener;
import org.elasticsearch.core.CheckedConsumer;
import org.elasticsearch.tasks.Task;
import org.elasticsearch.tasks.TaskManager;
import org.elasticsearch.transport.Transport;

import static org.elasticsearch.action.support.PlainActionFuture.newFuture;
import static org.mockito.Mockito.mock;

public class ActionTestUtils {

    private ActionTestUtils() { /* no construction */ }

    public static  Response executeBlocking(
        TransportAction action,
        Request request
    ) {
        PlainActionFuture future = newFuture();
        Task task = mock(Task.class);
        action.execute(task, request, future);
        return future.actionGet();
    }

    public static  Response executeBlockingWithTask(
        TaskManager taskManager,
        Transport.Connection localConnection,
        TransportAction action,
        Request request
    ) {
        PlainActionFuture future = newFuture();
        taskManager.registerAndExecute(
            "transport",
            action,
            request,
            localConnection,
            (t, r) -> future.onResponse(r),
            (t, e) -> future.onFailure(e)
        );
        return future.actionGet();
    }

    /**
     * Executes the given action.
     *
     * This is a shim method to make execution publicly available in tests.
     */
    public static  void execute(
        TransportAction action,
        Task task,
        Request request,
        ActionListener listener
    ) {
        action.execute(task, request, listener);
    }

    public static  ActionListener assertNoFailureListener(CheckedConsumer consumer) {
        return ActionListener.wrap(consumer, e -> { throw new AssertionError(e); });
    }

    public static ResponseListener wrapAsRestResponseListener(ActionListener listener) {
        return new ResponseListener() {
            @Override
            public void onSuccess(Response response) {
                listener.onResponse(response);
            }

            @Override
            public void onFailure(Exception exception) {
                listener.onFailure(exception);
            }
        };
    }
}