diff options
Diffstat (limited to 'israfil-foundation-collections/src/test/java/net/israfil/foundation/collections/RandomOrderIteratorTest.java')
| -rw-r--r-- | israfil-foundation-collections/src/test/java/net/israfil/foundation/collections/RandomOrderIteratorTest.java | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/israfil-foundation-collections/src/test/java/net/israfil/foundation/collections/RandomOrderIteratorTest.java b/israfil-foundation-collections/src/test/java/net/israfil/foundation/collections/RandomOrderIteratorTest.java new file mode 100644 index 0000000..3b7de37 --- /dev/null +++ b/israfil-foundation-collections/src/test/java/net/israfil/foundation/collections/RandomOrderIteratorTest.java @@ -0,0 +1,104 @@ +/*
+ * 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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