/*
* 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.set;
import java.util.HashSet;
import java.util.Set;
import junit.framework.Test;
import junit.framework.TestSuite;
import org.apache.commons.collections.Predicate;
import org.apache.commons.collections.PredicateUtils;
/**
* Extension of {@link TestSet} for exercising the
* {@link PredicatedSet} implementation.
*
* @since Commons Collections 3.0
* @version $Revision: 646780 $ $Date: 2008-04-10 13:48:07 +0100 (Thu, 10 Apr 2008) $
*
* @author Phil Steitz
*/
public class TestPredicatedSet extends AbstractTestSet{
public TestPredicatedSet(String testName) {
super(testName);
}
public static Test suite() {
return new TestSuite(TestPredicatedSet.class);
}
public static void main(String args[]) {
String[] testCaseName = { TestPredicatedSet.class.getName()};
junit.textui.TestRunner.main(testCaseName);
}
//-------------------------------------------------------------------
protected Predicate truePredicate = PredicateUtils.truePredicate();
protected Set decorateSet(Set set, Predicate predicate) {
return PredicatedSet.decorate(set, predicate);
}
public Set makeEmptySet() {
return decorateSet(new HashSet(), truePredicate);
}
public Object[] getFullElements() {
return new Object[] {"1", "3", "5", "7", "2", "4", "6"};
}
//--------------------------------------------------------------------
protected Predicate testPredicate =
new Predicate() {
public boolean evaluate(Object o) {
return o instanceof String;
}
};
protected Set makeTestSet() {
return decorateSet(new HashSet(), testPredicate);
}
public void testGetSet() {
Set set = makeTestSet();
assertTrue("returned set should not be null",
((PredicatedSet) set).getSet() != null);
}
public void testIllegalAdd() {
Set set = makeTestSet();
Integer i = new Integer(3);
try {
set.add(i);
fail("Integer should fail string predicate.");
} catch (IllegalArgumentException e) {
// expected
}
assertTrue("Collection shouldn't contain illegal element",
!set.contains(i));
}
public void testIllegalAddAll() {
Set set = makeTestSet();
Set elements = new HashSet();
elements.add("one");
elements.add("two");
elements.add(new Integer(3));
elements.add("four");
try {
set.addAll(elements);
fail("Integer should fail string predicate.");
} catch (IllegalArgumentException e) {
// expected
}
assertTrue("Set shouldn't contain illegal element",
!set.contains("one"));
assertTrue("Set shouldn't contain illegal element",
!set.contains("two"));
assertTrue("Set shouldn't contain illegal element",
!set.contains(new Integer(3)));
assertTrue("Set shouldn't contain illegal element",
!set.contains("four"));
}
public String getCompatibilityVersion() {
return "3.1";
}
// public void testCreate() throws Exception {
// resetEmpty();
// writeExternalFormToDisk((java.io.Serializable) collection, "D:/dev/collections/data/test/PredicatedSet.emptyCollection.version3.1.obj");
// resetFull();
// writeExternalFormToDisk((java.io.Serializable) collection, "D:/dev/collections/data/test/PredicatedSet.fullCollection.version3.1.obj");
// }
}