SegmentCounterTest.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 "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.skywalking.apm.collector.agent.grpc.provider.handler;

import org.junit.Assert;
import org.junit.Test;
import org.mockito.internal.util.reflection.Whitebox;

import java.util.concurrent.atomic.AtomicLong;

/**
 * @author lican
 */
public class SegmentCounterTest {

    @Test
    public void incrementAndGet() {
        //set default value in case in other test has increments
        Whitebox.setInternalState(SegmentCounter.INSTANCE, "counter", new AtomicLong(0));
        long l = SegmentCounter.INSTANCE.incrementAndGet();
        Assert.assertEquals(1L, l);
    }
}