TestTimer.java

/*
 * Copyright (c) 2016 IBM Corp. All rights reserved.
 *
 * Licensed 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 com.cloudant.tests.util;

import java.util.concurrent.TimeUnit;

public class TestTimer {

    private final long startTime;

    public static TestTimer startTimer() {
        return new TestTimer();
    }

    private TestTimer() {
        this.startTime = System.nanoTime();
    }

    public long stopTimer(TimeUnit durationUnit) {
        long durationNanos = System.nanoTime() - startTime;
        return durationUnit.convert(durationNanos, TimeUnit.NANOSECONDS);
    }
}