/*
* 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 tests.api.java.util;
import java.util.AbstractList;
import java.util.ArrayList;
import java.util.Collection;
import java.util.ConcurrentModificationException;
import java.util.List;
import java.util.Vector;
import junit.framework.TestCase;
public class ConcurrentModTest extends TestCase {
/*
* Test method for 'java.util.AbstractList.subList(int, int)'
*/
public void testGet() {
AbstractList al = new ArrayList();
Double one = new Double(1.0);
Double two = new Double(2.0);
Double three = new Double(3.0);
Double four = new Double(4.0);
al.add(one);
al.add(two);
al.add(three);
al.add(four);
List sub = al.subList(1, 3);
assertEquals(2, sub.size());
// the sub.get(1) is 3.0
assertTrue(((Double) sub.get(1)).doubleValue() <= 3.0);
assertTrue(((Double) sub.get(1)).doubleValue() > 2.0);
al.remove(1); // remove the 2.0
try {
// illegal call the subList's method get(int).
sub.get(1);
fail("It should throws ConcurrentModificationException.");
} catch (ConcurrentModificationException e) {
return;
}
try {
al.get(-1);
fail("IndexOutOfBoundsException expected");
} catch (IndexOutOfBoundsException ee) {
//expected
}
try {
al.get(al.size()+1);
fail("IndexOutOfBoundsException expected");
} catch (IndexOutOfBoundsException ee) {
//expected
}
}
/*
* Test method for 'java.util.AbstractList.subList(int, int)'
*/
public void testSet() {
AbstractList al = new ArrayList();
Double one = new Double(1.0);
Double two = new Double(2.0);
Double three = new Double(3.0);
Double four = new Double(4.0);
al.add(one);
al.add(two);
al.add(three);
al.add(four);
List sub = al.subList(1, 3);
assertEquals(2, sub.size());
// the sub.get(1) is 3.0
assertTrue(((Double) sub.get(1)).doubleValue() <= 3.0);
assertTrue(((Double) sub.get(1)).doubleValue() > 2.0);
al.remove(1); // remove the 2.0
try {
// illegal call the subList's method set(int,Object).
sub.set(1, two);
fail("It should throws ConcurrentModificationException.");
} catch (ConcurrentModificationException e) {
return;
}
}
/*
* Test method for 'java.util.AbstractList.subList(int, int)'
*/
public void testAdd() {
AbstractList al = new ArrayList();
Double one = new Double(1.0);
Double two = new Double(2.0);
Double three = new Double(3.0);
Double four = new Double(4.0);
al.add(one);
al.add(two);
al.add(three);
al.add(four);
List sub = al.subList(1, 3);
assertEquals(2, sub.size());
// the sub.get(1) is 3.0
assertTrue(((Double) sub.get(1)).doubleValue() <= 3.0);
assertTrue(((Double) sub.get(1)).doubleValue() > 2.0);
al.remove(1); // remove the 2.0
try {
// illegal call the subList's method Add(int,Object).
sub.add(1, two);
fail("It should throws ConcurrentModificationException.");
} catch (ConcurrentModificationException e) {
return;
}
}
/*
* Test method for 'java.util.AbstractList.subList(int, int)'
*/
public void testRemove() {
AbstractList al = new ArrayList();
Double one = new Double(1.0);
Double two = new Double(2.0);
Double three = new Double(3.0);
Double four = new Double(4.0);
al.add(one);
al.add(two);
al.add(three);
al.add(four);
List sub = al.subList(1, 3);
assertEquals(2, sub.size());
// the sub.get(1) is 3.0
assertTrue(((Double) sub.get(1)).doubleValue() <= 3.0);
assertTrue(((Double) sub.get(1)).doubleValue() > 2.0);
al.remove(1); // remove the 2.0
try {
// illegal call the subList's method remove(int).
sub.remove(1);
fail("It should throws ConcurrentModificationException.");
} catch (ConcurrentModificationException e) {
return;
}
try {
sub.remove(-1);
fail("IndexOutOfBoundsException expected");
} catch (IndexOutOfBoundsException ee) {
//expected
}
try {
sub.remove(sub.size() + 1);
fail("IndexOutOfBoundsException expected");
} catch (IndexOutOfBoundsException ee) {
//expected
}
al = new AbstractList() {
@Override
public Object get(int index) {
// TODO Auto-generated method stub
return null;
}
@Override
public int size() {
// TODO Auto-generated method stub
return 0;
}
};
try {
al.remove(1);
fail("UnsupportedOperationException expected");
} catch (UnsupportedOperationException ee) {
//expected
}
}
/*
* Test method for 'java.util.AbstractList.subList(int, int)'
*/
public void testAddAll() {
AbstractList al = new ArrayList();
Double one = new Double(1.0);
Double two = new Double(2.0);
Double three = new Double(3.0);
Double four = new Double(4.0);
al.add(one);
al.add(two);
al.add(three);
al.add(four);
List sub = al.subList(1, 3);
assertEquals(2, sub.size());
// the sub.get(1) is 3.0
assertTrue(((Double) sub.get(1)).doubleValue() <= 3.0);
assertTrue(((Double) sub.get(1)).doubleValue() > 2.0);
al.remove(1); // remove the 2.0
try {
// illegal call the subList's method addAll(int,Collection).
Collection c = new Vector();
Double five = new Double(5.0);
c.add(five);
sub.addAll(1, c);
fail("It should throws ConcurrentModificationException.");
} catch (ConcurrentModificationException e) {
return;
}
}
public void test_addLjava_lang_Object() {
AbstractList abstr = new AbstractList() {
@Override
public Object get(int arg0) {
return null;
}
@Override
public int size() {
return 0;
}
};
try {
abstr.add(null);
fail("UnsupportedOperationException expected");
} catch (UnsupportedOperationException e) {
//ecpected
}
abstr = new AbstractList<Double>() {
@Override
public boolean add(Double value) {
return true;
}
@Override
public Double get(int index) {
return null;
}
@Override
public int size() {
return 0;
}
};
try {
abstr.add(1);
fail("ClassCastException expected");
} catch (ClassCastException ee) {
//expected
}
abstr = new AbstractList<Integer>() {
final int forbiddenValue = 33;
@Override
public boolean add(Integer value) {
if (value == forbiddenValue) {
throw new IllegalArgumentException();
}
return true;
}
@Override
public Integer get(int index) {
return null;
}
@Override
public int size() {
return 0;
}
};
abstr.add(1);
try {
abstr.add(33);
fail("IllegalArgumentException expected");
} catch (IllegalArgumentException ee) {
//expected
}
}
public void test_addILjava_lang_Object() {
AbstractList abstr = new AbstractList() {
@Override
public Object get(int arg0) {
return null;
}
@Override
public int size() {
return 0;
}
};
try {
abstr.add(1, null);
fail("UnsupportedOperationException expected");
} catch (UnsupportedOperationException e) {
//ecpected
}
abstr = new AbstractList<Double>() {
@Override
public void add(int index, Double value) {
}
@Override
public Double get(int index) {
return null;
}
@Override
public int size() {
return 0;
}
};
try {
abstr.add(1, 1);
fail("ClassCastException expected");
} catch (ClassCastException ee) {
//expected
}
abstr = new AbstractList<Integer>() {
final int forbiddenValue = 33;
@Override
public void add(int index, Integer value) {
if (value == forbiddenValue) {
throw new IllegalArgumentException();
}
}
@Override
public Integer get(int index) {
return null;
}
@Override
public int size() {
return 0;
}
};
abstr.add(1, 1);
try {
abstr.add(1, 33);
fail("IllegalArgumentException expected");
} catch (IllegalArgumentException ee) {
//expected
}
abstr = new ArrayList();
abstr.add(0, "element");
abstr.add(1, null);
abstr.add(2, 1);
abstr.add(3, new Double(33));
try {
abstr.add(-3, new Double(33));
fail("IndexOutOfBoundsException expected");
} catch (IndexOutOfBoundsException ee) {
//expected
}
try {
abstr.add(abstr.size() + 1, new Double(33));
fail("IndexOutOfBoundsException expected");
} catch (IndexOutOfBoundsException ee) {
//expected
}
}
public void test_addAllILjava_util_Collection() {
Collection c = new Vector();
c.add(new Double(33));
c.add(10);
c.add("String");
AbstractList abstr = new AbstractList() {
@Override
public Object get(int arg0) {
return null;
}
@Override
public int size() {
return 0;
}
};
try {
abstr.addAll(0, null);
fail("NullPointerException expected");
} catch (NullPointerException ee) {
//expected
}
try {
abstr.addAll(0, c);
fail("UnsuportedOperationException expected");
} catch (UnsupportedOperationException ee) {
//expected
}
abstr = new AbstractList<Double>() {
@Override
public void add(int index, Double value) {
}
@Override
public Double get(int arg0) {
return null;
}
@Override
public int size() {
return 0;
}
};
try {
abstr.addAll(0, c);
fail("ClassCastException expected");
} catch (ClassCastException ee) {
//expectd
}
abstr = new AbstractList<Integer>() {
final int forbiddenValue = 33;
@Override
public void add(int index, Integer value) {
if (value == forbiddenValue) {
throw new IllegalArgumentException();
}
}
@Override
public Integer get(int arg0) {
return null;
}
@Override
public int size() {
return 0;
}
};
c.clear();
c.add(new Integer(1));
c.add(new Integer(2));
c.add(new Integer(3));
c.add(new Integer(4));
c.add(new Integer(5));
abstr.addAll(0, c);
c.add(new Integer(33));
try {
abstr.addAll(0, c);
fail("IllegalArgumentException expected");
} catch (IllegalArgumentException ee) {
//expected
}
abstr = new ArrayList();
abstr.addAll(0, c);
try {
abstr.addAll(-1, c);
fail("IndexOutOfBoundsException expected");
} catch (IndexOutOfBoundsException ee) {
//expected
}
try {
abstr.addAll(abstr.size() + 1, c);
fail("IndexOutOfBoundsException expected");
} catch (IndexOutOfBoundsException ee) {
//expected
}
}
public void test_clear() {
AbstractList abstr = new ArrayList();
assertEquals(0, abstr.size());
abstr.add("String");
abstr.add("1");
abstr.add(2);
abstr.add(new Double(3));
assertEquals(4, abstr.size());
abstr.clear();
assertEquals(0, abstr.size());
}
public void test_equalsLjava_lang_Object() {
Collection c = new Vector();
c.add(new Double(33));
c.add(10);
c.add("String");
AbstractList abstr = new ArrayList();
AbstractList abstr1 = new ArrayList();
assertFalse(abstr.equals(this));
abstr.add(new Double(33));
abstr.add(10);
abstr.add("String");
assertTrue(abstr.equals(c));
abstr1.addAll(c);
assertTrue(abstr.equals(abstr1));
}
public void test_setILjava_lang_Object() {
Collection c = new Vector();
c.add(new Double(33));
c.add(10);
c.add("String");
AbstractList abstr1 = new ArrayList();
AbstractList abstr2 = new ArrayList();
abstr1.addAll(c);
abstr2.addAll(c);
assertTrue(abstr1.equals(abstr2));
abstr1.set(1, 1);
assertFalse(abstr1.equals(abstr2));
try {
abstr1.set(abstr1.size() + 1, 1);
fail("IndexOutOfBoundsException expected");
} catch (IndexOutOfBoundsException ee) {
//expected
}
try {
abstr1.set(-1, 1);
fail("IndexOutOfBoundsException expected");
} catch (IndexOutOfBoundsException ee) {
//expected
}
AbstractList abstr = new AbstractList() {
@Override
public Object get(int index) {
return null;
}
@Override
public int size() {
return 0;
}
};
try {
abstr.set(0, null);
fail("UnsupportedOperationException expected");
} catch (UnsupportedOperationException ee) {
//expected
}
abstr = new AbstractList<Double>() {
@Override
public Double set(int index, Double value) {
return value;
}
@Override
public Double get(int index) {
return null;
}
@Override
public int size() {
return 0;
}
};
try {
abstr.set(0, 1);
fail("ClassCastException expected");
} catch (ClassCastException ee) {
//expected
}
abstr = new AbstractList<Integer>() {
final int forbiddenValue = 33;
@Override
public Integer set(int index, Integer value) {
if (value == forbiddenValue) {
throw new IllegalArgumentException();
}
return value;
}
@Override
public Integer get(int index) {
return null;
}
@Override
public int size() {
return 0;
}
};
try {
abstr.set(0, 33);
fail("IllegalArgumentException expected");
} catch (IllegalArgumentException ee) {
//expected
}
}
class Mock_ArrayList extends ArrayList {
@Override
public void removeRange(int fromIndex, int toIndex) {
super.removeRange(fromIndex, toIndex);
}
}
public void test_removeRangeII() {
Mock_ArrayList al1 = new Mock_ArrayList();
al1.add(1);
al1.add(2);
al1.add(3);
al1.add(4);
al1.add(5);
Mock_ArrayList al2 = new Mock_ArrayList();
al2.add(1);
al2.add(5);
assertNotSame(al1,al2);
al1.removeRange(1, 4);
assertEquals(al1,al2);
}
}