/*******************************************************************************
 * Australian National University Data Commons
 * Copyright (C) 2013  The Australian National University
 * 
 * This file is part of Australian National University Data Commons.
 * 
 * Australian National University Data Commons is free software: you
 * can redistribute it and/or modify it under the terms of the GNU
 * General Public License as published by the Free Software Foundation,
 * either version 3 of the License, or (at your option) any later
 * version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 ******************************************************************************/

package au.edu.anu.dcclient.stopwatch;

import static org.junit.Assert.*;

import java.text.MessageFormat;

import org.junit.After;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import au.edu.anu.dcclient.stopwatch.StopWatch;

public class StopWatchTest
{
	private static final Logger LOGGER = LoggerFactory.getLogger(StopWatchTest.class);

	private StopWatch time;

	@BeforeClass
	public static void setUpBeforeClass() throws Exception
	{
	}

	@AfterClass
	public static void tearDownAfterClass() throws Exception
	{
	}

	@Before
	public void setUp() throws Exception
	{
		time = new StopWatch();
	}

	@After
	public void tearDown() throws Exception
	{
	}

	@Test
	public void testGetElapsedMillis()
	{
		time.start();
		quietSleep(500);
		time.end();
		LOGGER.info(MessageFormat.format("{0,number,integer}", time.getElapsedInMillis()));

		assertTrue(time.getElapsedInMillis() > 450);
		assertTrue(time.getElapsedInMillis() < 550);
	}

	@Test
	public void testGetFriendlyElapsed()
	{
		time.start();
		time.end();
		time.endTimeInMs = time.startTimeInMs + (1 * 60 * 60 * 1000) + (2 * 60 * 1000) + (3 * 1000) + 4;

		String friendlyStr = time.getFriendlyElapsed();
		LOGGER.info(MessageFormat.format("{0}", time.getFriendlyElapsed()));
		assertEquals("1 hours 2 mins 3 sec 4 ms", friendlyStr);
	}

	private void quietSleep(long millis)
	{
		try
		{
			Thread.sleep(millis);
		}
		catch (InterruptedException e)
		{
			e.printStackTrace();
			fail(e.getMessage());
		}
	}
}