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Jetty example source code file (LazyListTest.java)
The Jetty LazyListTest.java source code// ======================================================================== // Copyright 2004-2005 Mort Bay Consulting Pty. Ltd. // ------------------------------------------------------------------------ // 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.mortbay.util; import java.util.ArrayList; import java.util.Iterator; import java.util.List; import java.util.ListIterator; import junit.framework.TestCase; /** * @author gregw * */ public class LazyListTest extends TestCase { /** * Constructor for LazyListTest. * @param arg0 */ public LazyListTest(String arg0) { super(arg0); } /* * Test for Object add(Object, Object) */ public void testAddObjectObject() { Object list=null; assertEquals(0,LazyList.size(list)); list=LazyList.add(list, "a"); assertEquals(1,LazyList.size(list)); assertEquals("a",LazyList.get(list,0)); list=LazyList.add(list, "b"); assertEquals(2,LazyList.size(list)); assertEquals("a",LazyList.get(list,0)); assertEquals("b",LazyList.get(list,1)); list=null; list=LazyList.add(list, null); assertEquals(1,LazyList.size(list)); assertEquals(null,LazyList.get(list,0)); list="a"; list=LazyList.add(list, null); assertEquals(2,LazyList.size(list)); assertEquals("a",LazyList.get(list,0)); assertEquals(null,LazyList.get(list,1)); list=LazyList.add(list, null); assertEquals(3,LazyList.size(list)); assertEquals("a",LazyList.get(list,0)); assertEquals(null,LazyList.get(list,1)); assertEquals(null,LazyList.get(list,2)); list=LazyList.add(null,list); assertEquals(1,LazyList.size(list)); assertTrue(LazyList.get(list,0) instanceof List); } /* * Test for Object add(Object, int, Object) */ public void testAddObjectintObject() { Object list=null; list=LazyList.add(list,0,"c"); list=LazyList.add(list,0,"a"); list=LazyList.add(list,1,"b"); list=LazyList.add(list,3,"d"); assertEquals(4,LazyList.size(list)); assertEquals("a",LazyList.get(list,0)); assertEquals("b",LazyList.get(list,1)); assertEquals("c",LazyList.get(list,2)); assertEquals("d",LazyList.get(list,3)); list=LazyList.add(null, 0, null); assertTrue(list instanceof List); list=LazyList.add(null, 0, new ArrayList()); assertTrue(list instanceof List); } public void testAddCollection() { ArrayList l=new ArrayList(); l.add("a"); l.add("b"); Object list=null; list=LazyList.addCollection(list,l); list=LazyList.addCollection(list,l); assertEquals(4,LazyList.size(list)); assertEquals("a",LazyList.get(list,0)); assertEquals("b",LazyList.get(list,1)); assertEquals("a",LazyList.get(list,2)); assertEquals("b",LazyList.get(list,3)); } public void testEnsureSize() { assertTrue(LazyList.ensureSize(null,10)!=null); assertTrue(LazyList.ensureSize("a",10) instanceof ArrayList); ArrayList l=new ArrayList(); l.add("a"); l.add("b"); assertTrue(LazyList.ensureSize(l,10)!=l); assertTrue(LazyList.ensureSize(l,1)==l); } /* * Test for Object remove(Object, Object) */ public void testRemoveObjectObject() { Object list=null; assertTrue(LazyList.remove(null,"a")==null); list=LazyList.add(list,"a"); assertEquals("a",LazyList.remove(list,"z")); assertTrue(LazyList.remove(list,"a")==null); list=LazyList.add(list,"b"); list=LazyList.remove(list,"b"); list=LazyList.add(list,"b"); list=LazyList.add(list,"c"); list=LazyList.add(list,"d"); list=LazyList.add(list,"e"); list=LazyList.remove(list,"a"); list=LazyList.remove(list,"d"); list=LazyList.remove(list,"e"); assertEquals(2,LazyList.size(list)); assertEquals("b",LazyList.get(list,0)); assertEquals("c",LazyList.get(list,1)); list=LazyList.remove(list,"b"); list=LazyList.remove(list,"c"); assertEquals(null,list); } /* * Test for Object remove(Object, int) */ public void testRemoveObjectint() { Object list=null; assertTrue(LazyList.remove(list,0)==null); list=LazyList.add(list,"a"); assertEquals("a",LazyList.remove(list,1)); assertTrue(LazyList.remove(list,0)==null); list=LazyList.add(list,"b"); list=LazyList.remove(list,1); list=LazyList.add(list,"b"); list=LazyList.add(list,"c"); list=LazyList.add(list,"d"); list=LazyList.add(list,"e"); list=LazyList.remove(list,0); list=LazyList.remove(list,2); list=LazyList.remove(list,2); assertEquals(2,LazyList.size(list)); assertEquals("b",LazyList.get(list,0)); assertEquals("c",LazyList.get(list,1)); list=LazyList.remove(list,0); list=LazyList.remove(list,0); assertEquals(null,list); } /* * Test for List getList(Object) */ public void testGetListObject() { assertEquals(0,LazyList.getList(null).size()); assertEquals(1,LazyList.getList("a").size()); ArrayList l=new ArrayList(); l.add("a"); l.add("b"); assertEquals(2,LazyList.getList(l).size()); } /* * Test for List getList(Object, boolean) */ public void testGetListObjectboolean() { assertEquals(0,LazyList.getList(null,false).size()); assertEquals(null,LazyList.getList(null,true)); } public void testToStringArray() { assertEquals(0,LazyList.toStringArray(null).length); assertEquals(1,LazyList.toStringArray("a").length); assertEquals("a",LazyList.toStringArray("a")[0]); ArrayList l=new ArrayList(); l.add("a"); l.add(null); l.add(new Integer(2)); String[] a=LazyList.toStringArray(l); assertEquals(3,a.length); assertEquals("a",a[0]); assertEquals(null,a[1]); assertEquals("2",a[2]); } public void testSize() { ArrayList l=new ArrayList(); l.add("a"); l.add("b"); assertEquals(0,LazyList.size(null)); assertEquals(0,LazyList.size(new ArrayList())); assertEquals(1,LazyList.size("a")); assertEquals(2,LazyList.size(l)); } public void testGet() { testAddObjectObject(); assertEquals("a",LazyList.get("a",0)); try{ LazyList.get(null,0); assertTrue(false); } catch(IndexOutOfBoundsException e) { assertTrue(true); } try{ LazyList.get("a",1); assertTrue(false); } catch(IndexOutOfBoundsException e) { assertTrue(true); } } public void testContains() { ArrayList l=new ArrayList(); l.add("a"); l.add("b"); assertFalse(LazyList.contains(null,"z")); assertFalse(LazyList.contains("a","z")); assertFalse(LazyList.contains(l,"z")); assertTrue(LazyList.contains("a","a")); assertTrue(LazyList.contains(l,"b")); } public void testIterator() { ArrayList l=new ArrayList(); l.add("a"); l.add("b"); assertFalse(LazyList.iterator(null).hasNext()); Iterator i=LazyList.iterator("a"); assertTrue(i.hasNext()); assertEquals("a",i.next()); assertFalse(i.hasNext()); i=LazyList.iterator(l); assertTrue(i.hasNext()); assertEquals("a",i.next()); assertTrue(i.hasNext()); assertEquals("b",i.next()); assertFalse(i.hasNext()); } public void testListIterator() { ArrayList l=new ArrayList(); l.add("a"); l.add("b"); assertFalse(LazyList.listIterator(null).hasNext()); ListIterator i=LazyList.listIterator("a"); assertTrue(i.hasNext()); assertFalse(i.hasPrevious()); assertEquals("a",i.next()); assertFalse(i.hasNext()); assertTrue(i.hasPrevious()); assertEquals("a",i.previous()); i=LazyList.listIterator(l); assertTrue(i.hasNext()); assertFalse(i.hasPrevious()); assertEquals("a",i.next()); assertTrue(i.hasNext()); assertTrue(i.hasPrevious()); assertEquals("b",i.next()); assertFalse(i.hasNext()); assertTrue(i.hasPrevious()); assertEquals("b",i.previous()); assertEquals("a",i.previous()); } public void testCloneToString() { ArrayList l=new ArrayList(); l.add("a"); l.add("b"); assertEquals("[]",LazyList.toString(LazyList.clone(null))); assertEquals("[a]",LazyList.toString(LazyList.clone("a"))); assertEquals("[a, b]",LazyList.toString(LazyList.clone(l))); } } Other Jetty examples (source code examples)Here is a short list of links related to this Jetty LazyListTest.java source code file: |
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