/*
* Copyright 2003-2004 The Apache Software Foundation
*
* 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.apache.commons.collections.set;
import java.util.Arrays;
import java.util.Comparator;
import java.util.Set;
import java.util.SortedSet;
import java.util.TreeSet;
import junit.framework.Test;
import org.apache.commons.collections.BulkTest;
import org.apache.commons.collections.Predicate;
import org.apache.commons.collections.PredicateUtils;
import org.apache.commons.collections.map.TestPredicatedSortedMap;
/**
* Extension of {@link AbstractTestSortedSet} for exercising the
* {@link PredicatedSortedSet} implementation.
*
* @since Commons Collections 3.0
* @version $Revision: 1.5 $ $Date: 2004/06/02 22:12:14 $
*
* @author Phil Steitz
*/
public class TestPredicatedSortedSet extends AbstractTestSortedSet{
public TestPredicatedSortedSet(String testName) {
super(testName);
}
public static Test suite() {
return BulkTest.makeSuite(TestPredicatedSortedSet.class);
}
public static void main(String args[]) {
String[] testCaseName = { TestPredicatedSortedMap.class.getName()};
junit.textui.TestRunner.main(testCaseName);
}
//-------------------------------------------------------------------
protected Predicate truePredicate = PredicateUtils.truePredicate();
public Set makeEmptySet() {
return PredicatedSortedSet.decorate(new TreeSet(), truePredicate);
}
public Set makeFullSet() {
TreeSet set = new TreeSet();
set.addAll(Arrays.asList(getFullElements()));
return PredicatedSortedSet.decorate(set, truePredicate);
}
//--------------------------------------------------------------------
protected Predicate testPredicate =
new Predicate() {
public boolean evaluate(Object o) {
return (o instanceof String) && (((String) o).startsWith("A"));
}
};
protected SortedSet makeTestSet() {
return PredicatedSortedSet.decorate(new TreeSet(), testPredicate);
}
public void testGetSet() {
SortedSet set = makeTestSet();
assertTrue("returned set should not be null",
((PredicatedSortedSet) set).getSet() != null);
}
public void testIllegalAdd() {
SortedSet set = makeTestSet();
String testString = "B";
try {
set.add(testString);
fail("Should fail string predicate.");
} catch (IllegalArgumentException e) {
// expected
}
assertTrue("Collection shouldn't contain illegal element",
!set.contains(testString));
}
public void testIllegalAddAll() {
SortedSet set = makeTestSet();
Set elements = new TreeSet();
elements.add("Aone");
elements.add("Atwo");
elements.add("Bthree");
elements.add("Afour");
try {
set.addAll(elements);
fail("Should fail string predicate.");
} catch (IllegalArgumentException e) {
// expected
}
assertTrue("Set shouldn't contain illegal element",
!set.contains("Aone"));
assertTrue("Set shouldn't contain illegal element",
!set.contains("Atwo"));
assertTrue("Set shouldn't contain illegal element",
!set.contains("Bthree"));
assertTrue("Set shouldn't contain illegal element",
!set.contains("Afour"));
}
public void testComparator() {
SortedSet set = makeTestSet();
Comparator c = set.comparator();
assertTrue("natural order, so comparator should be null", c == null);
}
public String getCompatibilityVersion() {
return "3.1";
}
// public void testCreate() throws Exception {
// resetEmpty();
// writeExternalFormToDisk((java.io.Serializable) collection, "D:/dev/collections/data/test/PredicatedSortedSet.emptyCollection.version3.1.obj");
// resetFull();
// writeExternalFormToDisk((java.io.Serializable) collection, "D:/dev/collections/data/test/PredicatedSortedSet.fullCollection.version3.1.obj");
// }
}