/*
 * Copyright 2005-2010 the original author or authors.
 * 
 * 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 org.wamblee.general;

import static junit.framework.Assert.*;

import org.junit.Test;

public class SystemClockTest {

    private static final long EPS = 1000;

    @Test
    public void testClock() {
        Clock clock = new SystemClock();
        for (int i = 0; i < 10; i++) {
            long time = System.currentTimeMillis();
            long time2 = clock.currentTimeMillis();
            assertTrue(Math.abs(time2 - time) < EPS);
        }
    }
}