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Commons Collections example source code file (TestListOrderedMap.java)

This example Commons Collections source code file (TestListOrderedMap.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Commons Collections tags/keywords

indexoutofboundsexception, indexoutofboundsexception, integer, integer, list, listorderedmap, listorderedmap, map, mapiterator, object, object, one, testkeylistview, testvaluelistview, util

The Commons Collections TestListOrderedMap.java source code

/*
 *  Licensed to the Apache Software Foundation (ASF) under one or more
 *  contributor license agreements.  See the NOTICE file distributed with
 *  this work for additional information regarding copyright ownership.
 *  The ASF licenses this file to You 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.apache.commons.collections.map;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import junit.framework.Test;

import org.apache.commons.collections.BulkTest;
import org.apache.commons.collections.MapIterator;
import org.apache.commons.collections.list.AbstractTestList;

/**
 * Extension of {@link TestMap} for exercising the {@link ListOrderedMap}
 * implementation.
 *
 * @since Commons Collections 3.0
 * @version $Revision: 646780 $ $Date: 2008-04-10 13:48:07 +0100 (Thu, 10 Apr 2008) $
 * 
 * @author Henri Yandell
 * @author Stephen Colebourne
 * @author Matt Benson
 */
public class TestListOrderedMap extends AbstractTestOrderedMap {

    public TestListOrderedMap(String testName) {
        super(testName);
    }

    public static Test suite() {
        return BulkTest.makeSuite(TestListOrderedMap.class);
    }

    public static void main(String args[]) {
        String[] testCaseName = { TestListOrderedMap.class.getName()};
        junit.textui.TestRunner.main(testCaseName);
    }

    public Map makeEmptyMap() {
        return ListOrderedMap.decorate(new HashMap());
    }
    
    //-----------------------------------------------------------------------
    public void testGetByIndex() {
        resetEmpty();
        ListOrderedMap lom = (ListOrderedMap) map;
        try {
            lom.get(0);
        } catch (IndexOutOfBoundsException ex) {}
        try {
            lom.get(-1);
        } catch (IndexOutOfBoundsException ex) {}
        
        resetFull();
        lom = (ListOrderedMap) map;
        try {
            lom.get(-1);
        } catch (IndexOutOfBoundsException ex) {}
        try {
            lom.get(lom.size());
        } catch (IndexOutOfBoundsException ex) {}
        
        int i = 0;
        for (MapIterator it = lom.mapIterator(); it.hasNext(); i++) {
            assertSame(it.next(), lom.get(i));
        }
    }

    public void testGetValueByIndex() {
        resetEmpty();
        ListOrderedMap lom = (ListOrderedMap) map;
        try {
            lom.getValue(0);
        } catch (IndexOutOfBoundsException ex) {}
        try {
            lom.getValue(-1);
        } catch (IndexOutOfBoundsException ex) {}
        
        resetFull();
        lom = (ListOrderedMap) map;
        try {
            lom.getValue(-1);
        } catch (IndexOutOfBoundsException ex) {}
        try {
            lom.getValue(lom.size());
        } catch (IndexOutOfBoundsException ex) {}
        
        int i = 0;
        for (MapIterator it = lom.mapIterator(); it.hasNext(); i++) {
            it.next();
            assertSame(it.getValue(), lom.getValue(i));
        }
    }

    public void testIndexOf() {
        resetEmpty();
        ListOrderedMap lom = (ListOrderedMap) map;
        assertEquals(-1, lom.indexOf(getOtherKeys()));
        
        resetFull();
        lom = (ListOrderedMap) map;
        List list = new ArrayList();
        for (MapIterator it = lom.mapIterator(); it.hasNext();) {
            list.add(it.next());
        }
        for (int i = 0; i < list.size(); i++) {
            assertEquals(i, lom.indexOf(list.get(i)));
        }
    }

    public void testSetValueByIndex() {
        resetEmpty();
        ListOrderedMap lom = (ListOrderedMap) map;
        try {
            lom.setValue(0, "");
        } catch (IndexOutOfBoundsException ex) {}
        try {
            lom.setValue(-1, "");
        } catch (IndexOutOfBoundsException ex) {}
        
        resetFull();
        lom = (ListOrderedMap) map;
        try {
            lom.setValue(-1, "");
        } catch (IndexOutOfBoundsException ex) {}
        try {
            lom.setValue(lom.size(), "");
        } catch (IndexOutOfBoundsException ex) {}
        
        for (int i = 0; i < lom.size(); i++) {
            Object value = lom.getValue(i);
            Object input = new Integer(i);
            assertEquals(value, lom.setValue(i, input));
            assertEquals(input, lom.getValue(i));
        }
    }

    public void testRemoveByIndex() {
        resetEmpty();
        ListOrderedMap lom = (ListOrderedMap) map;
        try {
            lom.remove(0);
        } catch (IndexOutOfBoundsException ex) {}
        try {
            lom.remove(-1);
        } catch (IndexOutOfBoundsException ex) {}
        
        resetFull();
        lom = (ListOrderedMap) map;
        try {
            lom.remove(-1);
        } catch (IndexOutOfBoundsException ex) {}
        try {
            lom.remove(lom.size());
        } catch (IndexOutOfBoundsException ex) {}
        
        List list = new ArrayList();
        for (MapIterator it = lom.mapIterator(); it.hasNext();) {
            list.add(it.next());
        }
        for (int i = 0; i < list.size(); i++) {
            Object key = list.get(i);
            Object value = lom.get(key);
            assertEquals(value, lom.remove(i));
            list.remove(i);
            assertEquals(false, lom.containsKey(key));
        }
    }

    public void testPut_intObjectObject() {
        resetEmpty();
        ListOrderedMap lom = (ListOrderedMap) map;
        
        try {
            lom.put(1, "testInsert1", "testInsert1v");
            fail("should not be able to insert at pos 1 in empty Map");
        } catch (IndexOutOfBoundsException ex) {}
        try {
            lom.put(-1, "testInsert-1", "testInsert-1v");
            fail("should not be able to insert at pos -1 in empty Map");
        } catch (IndexOutOfBoundsException ex) {}
        
        // put where key doesn't exist
        lom.put(0, "testInsert1", "testInsert1v");
        assertEquals("testInsert1v", lom.getValue(0));
        
        lom.put("testInsertPut", "testInsertPutv");
        assertEquals("testInsert1v", lom.getValue(0));
        assertEquals("testInsertPutv", lom.getValue(1));
        
        lom.put(0, "testInsert0", "testInsert0v");
        assertEquals("testInsert0v", lom.getValue(0));
        assertEquals("testInsert1v", lom.getValue(1));
        assertEquals("testInsertPutv", lom.getValue(2));
        
        lom.put(3, "testInsert3", "testInsert3v");
        assertEquals("testInsert0v", lom.getValue(0));
        assertEquals("testInsert1v", lom.getValue(1));
        assertEquals("testInsertPutv", lom.getValue(2));
        assertEquals("testInsert3v", lom.getValue(3));
        
        // put in a full map        
        resetFull();
        lom = (ListOrderedMap) map;
        ListOrderedMap lom2 = new ListOrderedMap();
        lom2.putAll(lom);
        
        lom2.put(0, "testInsert0", "testInsert0v");
        assertEquals("testInsert0v", lom2.getValue(0));
        for (int i = 0; i < lom.size(); i++) {
            assertEquals(lom2.getValue(i + 1), lom.getValue(i));
        }
        
        // put where key does exist
        Integer i1 = new Integer(1);
        Integer i1b = new Integer(1);
        Integer i2 = new Integer(2);
        Integer i3 = new Integer(3);
        
        resetEmpty();
        lom = (ListOrderedMap) map;
        lom.put(i1, "1");
        lom.put(i2, "2");
        lom.put(i3, "3");
        lom.put(0, i1, "One");
        assertEquals(3, lom.size());
        assertEquals(3, lom.map.size());
        assertEquals(3, lom.insertOrder.size());
        assertEquals("One", lom.getValue(0));
        assertSame(i1, lom.get(0));
        
        resetEmpty();
        lom = (ListOrderedMap) map;
        lom.put(i1, "1");
        lom.put(i2, "2");
        lom.put(i3, "3");
        lom.put(0, i1b, "One");
        assertEquals(3, lom.size());
        assertEquals(3, lom.map.size());
        assertEquals(3, lom.insertOrder.size());
        assertEquals("One", lom.getValue(0));
        assertEquals("2", lom.getValue(1));
        assertEquals("3", lom.getValue(2));
        assertSame(i1b, lom.get(0));
        
        resetEmpty();
        lom = (ListOrderedMap) map;
        lom.put(i1, "1");
        lom.put(i2, "2");
        lom.put(i3, "3");
        lom.put(1, i1b, "One");
        assertEquals(3, lom.size());
        assertEquals(3, lom.map.size());
        assertEquals(3, lom.insertOrder.size());
        assertEquals("One", lom.getValue(0));
        assertEquals("2", lom.getValue(1));
        assertEquals("3", lom.getValue(2));
        
        resetEmpty();
        lom = (ListOrderedMap) map;
        lom.put(i1, "1");
        lom.put(i2, "2");
        lom.put(i3, "3");
        lom.put(2, i1b, "One");
        assertEquals(3, lom.size());
        assertEquals(3, lom.map.size());
        assertEquals(3, lom.insertOrder.size());
        assertEquals("2", lom.getValue(0));
        assertEquals("One", lom.getValue(1));
        assertEquals("3", lom.getValue(2));
        
        resetEmpty();
        lom = (ListOrderedMap) map;
        lom.put(i1, "1");
        lom.put(i2, "2");
        lom.put(i3, "3");
        lom.put(3, i1b, "One");
        assertEquals(3, lom.size());
        assertEquals(3, lom.map.size());
        assertEquals(3, lom.insertOrder.size());
        assertEquals("2", lom.getValue(0));
        assertEquals("3", lom.getValue(1));
        assertEquals("One", lom.getValue(2));
    }

    //-----------------------------------------------------------------------
    public void testValueList_getByIndex() {
        resetFull();
        ListOrderedMap lom = (ListOrderedMap) map;
        for (int i = 0; i < lom.size(); i++) {
            Object expected = lom.getValue(i);
            assertEquals(expected, lom.valueList().get(i));
        }
    }

    public void testValueList_setByIndex() {
        resetFull();
        ListOrderedMap lom = (ListOrderedMap) map;
        for (int i = 0; i < lom.size(); i++) {
            Object input = new Integer(i);
            Object expected = lom.getValue(i);
            assertEquals(expected, lom.valueList().set(i, input));
            assertEquals(input, lom.getValue(i));
            assertEquals(input, lom.valueList().get(i));
        }
    }

    public void testValueList_removeByIndex() {
        resetFull();
        ListOrderedMap lom = (ListOrderedMap) map;
        while (lom.size() > 1) {
            Object expected = lom.getValue(1);
            assertEquals(expected, lom.valueList().remove(1));
        }
    }

    //-----------------------------------------------------------------------
    public BulkTest bulkTestKeyListView() {
        return new TestKeyListView();
    }

    public BulkTest bulkTestValueListView() {
        return new TestValueListView();
    }

    //-----------------------------------------------------------------------
    public class TestKeyListView extends AbstractTestList {
        TestKeyListView() {
            super("TestKeyListView");
        }

        public List makeEmptyList() {
            return ((ListOrderedMap) TestListOrderedMap.this.makeEmptyMap()).keyList();
        }
        public List makeFullList() {
            return ((ListOrderedMap) TestListOrderedMap.this.makeFullMap()).keyList();
        }

        public Object[] getFullElements() {
            return TestListOrderedMap.this.getSampleKeys();
        }
        public boolean isAddSupported() {
            return false;
        }
        public boolean isRemoveSupported() {
            return false;
        }
        public boolean isSetSupported() {
            return false;
        }
        public boolean isNullSupported() {
            return TestListOrderedMap.this.isAllowNullKey();
        }
        public boolean isTestSerialization() {
            return false;
        }
    }

    //-----------------------------------------------------------------------
    public class TestValueListView extends AbstractTestList {
        TestValueListView() {
            super("TestValueListView");
        }

        public List makeEmptyList() {
            return ((ListOrderedMap) TestListOrderedMap.this.makeEmptyMap()).valueList();
        }
        public List makeFullList() {
            return ((ListOrderedMap) TestListOrderedMap.this.makeFullMap()).valueList();
        }

        public Object[] getFullElements() {
            return TestListOrderedMap.this.getSampleValues();
        }
        public boolean isAddSupported() {
            return false;
        }
        public boolean isRemoveSupported() {
            return true;
        }
        public boolean isSetSupported() {
            return true;
        }
        public boolean isNullSupported() {
            return TestListOrderedMap.this.isAllowNullKey();
        }
        public boolean isTestSerialization() {
            return false;
        }
    }

    //-----------------------------------------------------------------------
    public String getCompatibilityVersion() {
        return "3.1";
    }

//    public void testCreate() throws Exception {
//        resetEmpty();
//        writeExternalFormToDisk(
//            (java.io.Serializable) map,
//            "D:/dev/collections/data/test/ListOrderedMap.emptyCollection.version3.1.obj");
//        resetFull();
//        writeExternalFormToDisk(
//            (java.io.Serializable) map,
//            "D:/dev/collections/data/test/ListOrderedMap.fullCollection.version3.1.obj");
//    }
}

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