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/*
* Copyright (c) 2003 - 2008 Israfil Consulting Services Corporation
* Copyright (c) 2003 - 2008 Christian Edward Gruber
* All Rights Reserved
*
* This software is licensed under the Berkeley Standard Distribution license,
* (BSD license), as defined below:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. Neither the name of Israfil Consulting Services nor the names of its contributors
* may be used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* $Id: SoloCollectionTest.java 130 2006-12-31 23:22:17Z cgruber $
*/
package net.israfil.foundation.collections;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;
import java.util.Random;
import org.testng.Assert;
import org.testng.annotations.AfterMethod;
import org.testng.annotations.BeforeMethod;
import org.testng.annotations.Test;
/**
*
* @author <a href="mailto:cgruber@israfil.net">Christian Edward Gruber </a>
* @author Latest: $Author: cgruber $
* @version $Revision: 76 $
*/
@Test
public class RandomOrderIteratorTest {
Collection<String> c;
final String string1 = "String1";
final String string2 = "String2";
final String string3 = "String3";
@BeforeMethod
protected void setUp() throws Exception {
c = new ArrayList<String>();
c.add(string1);
c.add(string2);
c.add(string3);
}
@AfterMethod
public void tearDown() throws Exception {
c = null;
}
public void testRandomIteratorWithSeed0() {
Iterator<String> i = new RandomOrderIterator<String>(c,new Random(0l));
Assert.assertTrue(i.hasNext());
Assert.assertSame(string1,i.next());
Assert.assertTrue(i.hasNext());
Assert.assertSame(string3,i.next());
Assert.assertTrue(i.hasNext());
Assert.assertSame(string2,i.next());
Assert.assertFalse(i.hasNext());
}
public void testRandomIteratorWithSeed5() {
Iterator<String> i = new RandomOrderIterator<String>(c,new Random(5l));
Assert.assertTrue(i.hasNext());
Assert.assertSame(string3,i.next());
Assert.assertTrue(i.hasNext());
Assert.assertSame(string1,i.next());
Assert.assertTrue(i.hasNext());
Assert.assertSame(string2,i.next());
Assert.assertFalse(i.hasNext());
}
public void testRandomIteratorWithSeed92283842() {
Iterator<String> i = new RandomOrderIterator<String>(c,new Random(92283842l));
Assert.assertTrue(i.hasNext());
Assert.assertSame(string2,i.next());
Assert.assertTrue(i.hasNext());
Assert.assertSame(string3,i.next());
Assert.assertTrue(i.hasNext());
Assert.assertSame(string1,i.next());
Assert.assertFalse(i.hasNext());
}
}
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