DecisionTests.java example

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 * 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
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package org.elasticsearch.cluster.routing.allocation.decider;

import org.elasticsearch.cluster.routing.allocation.decider.Decision.Type;
import org.elasticsearch.test.ESTestCase;

import static org.elasticsearch.cluster.routing.allocation.decider.Decision.Type.NO;
import static org.elasticsearch.cluster.routing.allocation.decider.Decision.Type.THROTTLE;
import static org.elasticsearch.cluster.routing.allocation.decider.Decision.Type.YES;

/**
 * A class for unit testing the {@link Decision} class.
 */
public class DecisionTests extends ESTestCase {

    /**
     * Tests {@link Type#higherThan(Type)}
     */
    public void testHigherThan() {
        // test YES type
        assertTrue(YES.higherThan(NO));
        assertTrue(YES.higherThan(THROTTLE));
        assertFalse(YES.higherThan(YES));

        // test THROTTLE type
        assertTrue(THROTTLE.higherThan(NO));
        assertFalse(THROTTLE.higherThan(THROTTLE));
        assertFalse(THROTTLE.higherThan(YES));

        // test NO type
        assertFalse(NO.higherThan(NO));
        assertFalse(NO.higherThan(THROTTLE));
        assertFalse(NO.higherThan(YES));
    }
}