rmblworx.tools.timey.SimpleCountdownTest.java Source code

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Here is the source code for rmblworx.tools.timey.SimpleCountdownTest.java

Source

package rmblworx.tools.timey;

import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;

import java.util.concurrent.TimeUnit;

import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;

import rmblworx.tools.timey.event.CountdownExpiredEvent;
import rmblworx.tools.timey.event.TimeyEvent;
import rmblworx.tools.timey.exception.NullArgumentException;
import rmblworx.tools.timey.exception.ValueMinimumArgumentException;
import rmblworx.tools.timey.vo.TimeDescriptor;

/*
 * Copyright 2014-2015 Christian Raue
 * MIT License http://opensource.org/licenses/mit-license.php
 */
/**
 * @author mmatthies
 */
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration(locations = { "/spring-timey-context.xml", "/countdown-spring-timey-context.xml" })
public class SimpleCountdownTest {

    private static final long COUNTDOWN_START = 10000L;
    private static final int TIME_TO_WAIT = 1000;
    private static final long WARTEZEIT = 3000L;
    @Autowired
    private SimpleCountdown countdown;
    @Autowired
    private TimeDescriptor descriptor;

    /**
     * TimeyEvent.
     */
    private TimeyEvent timeyEvent;

    @Before
    public final void setUp() {
        this.descriptor.setMilliSeconds(COUNTDOWN_START);
        this.countdown.setCountdownTime(this.descriptor);
        this.timeyEvent = new CountdownExpiredEvent();
    }

    @After
    public final void tearDown() {
        this.countdown = null;
        this.descriptor = null;
    }

    /**
     * @throws InterruptedException
     *             wenn dieser Thread nicht schlafen gelegt werden konnte.
     */
    @Test
    public void testComputeTime() throws InterruptedException {
        final long time = System.currentTimeMillis() + COUNTDOWN_START;

        this.countdown.startCountdown(1, TimeUnit.MILLISECONDS);
        Thread.sleep(TIME_TO_WAIT);
        this.countdown.stopCountdown();
        final long actualCountdownTime = this.descriptor.getMilliSeconds();

        assertTrue(this.descriptor.getMilliSeconds() + "", actualCountdownTime < time);
    }

    @Test
    /**
     * Test method for {@link SimpleCountdown#handleEvent(TimeyEvent)}.
     */
    public void testHandleEvent() throws InterruptedException {
        this.countdown.handleEvent(this.timeyEvent);
        // dem future Task muss Zeit gegeben werden damit er beendet wird
        Thread.sleep(WARTEZEIT);
        assertFalse(this.countdown.isRunning());
    }

    @Test
    /**
     * Test method for {@link SimpleCountdown#isRunning()}.
     */
    public void testIsRunning() throws InterruptedException {
        this.countdown.handleEvent(this.timeyEvent);
        // dem future Task muss Zeit gegeben werden damit er beendet wird
        Thread.sleep(WARTEZEIT);
        assertFalse(this.countdown.isRunning());
    }

    /**
     * Test method for {@link SimpleCountdown#startCountdown(int, TimeUnit)}.
     */
    @Test(expected = ValueMinimumArgumentException.class)
    public void testShouldFailBecauseDelayLessThanOne() {
        this.countdown.startCountdown(0, TimeUnit.MILLISECONDS);
    }

    /**
     * Test method for {@link SimpleCountdown#setCountdownTime(TimeDescriptor)}.
     */
    @Test(expected = NullArgumentException.class)
    public void testShouldFailBecauseTimeDescriptorIsNull() {
        this.countdown.setCountdownTime(null);
    }

    /**
     * Test method for {@link SimpleCountdown#startCountdown(int, TimeUnit)}.
     */
    @Test(expected = NullArgumentException.class)
    public void testShouldFailBecauseTimeUnitIsNull() {
        this.countdown.startCountdown(1, null);
    }

}