/*
* Copyright 2001-2004 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;
import junit.framework.Test;
import org.apache.commons.collections.bag.HashBag;
import org.apache.commons.collections.bag.PredicatedBag;
import org.apache.commons.collections.bag.PredicatedSortedBag;
import org.apache.commons.collections.bag.SynchronizedBag;
import org.apache.commons.collections.bag.SynchronizedSortedBag;
import org.apache.commons.collections.bag.TransformedBag;
import org.apache.commons.collections.bag.TransformedSortedBag;
import org.apache.commons.collections.bag.TreeBag;
import org.apache.commons.collections.bag.UnmodifiableBag;
import org.apache.commons.collections.bag.UnmodifiableSortedBag;
/**
* Tests for BagUtils factory methods.
*
* @version $Revision: 155406 $ $Date: 2005-02-26 12:55:26 +0000 (Sat, 26 Feb 2005) $
*
* @author Phil Steitz
*/
public class TestBagUtils extends BulkTest {
public TestBagUtils(String name) {
super(name);
}
public static Test suite() {
return BulkTest.makeSuite(TestBagUtils.class);
}
//----------------------------------------------------------------------
protected Class stringClass = this.getName().getClass();
protected Predicate truePredicate = PredicateUtils.truePredicate();
protected Transformer nopTransformer = TransformerUtils.nopTransformer();
//----------------------------------------------------------------------
public void testSynchronizedBag() {
Bag bag = BagUtils.synchronizedBag(new HashBag());
assertTrue("Returned object should be a SynchronizedBag.",
bag instanceof SynchronizedBag);
try {
bag = BagUtils.synchronizedBag(null);
fail("Expecting IllegalArgumentException for null bag.");
} catch (IllegalArgumentException ex) {
// expected
}
}
public void testUnmodifiableBag() {
Bag bag = BagUtils.unmodifiableBag(new HashBag());
assertTrue("Returned object should be an UnmodifiableBag.",
bag instanceof UnmodifiableBag);
try {
bag = BagUtils.unmodifiableBag(null);
fail("Expecting IllegalArgumentException for null bag.");
} catch (IllegalArgumentException ex) {
// expected
}
}
public void testPredicatedBag() {
Bag bag = BagUtils.predicatedBag(new HashBag(), truePredicate);
assertTrue("Returned object should be a PredicatedBag.",
bag instanceof PredicatedBag);
try {
bag = BagUtils.predicatedBag(null,truePredicate);
fail("Expecting IllegalArgumentException for null bag.");
} catch (IllegalArgumentException ex) {
// expected
}
try {
bag = BagUtils.predicatedBag(new HashBag(), null);
fail("Expecting IllegalArgumentException for null predicate.");
} catch (IllegalArgumentException ex) {
// expected
}
}
public void testTypedBag() {
Bag bag = BagUtils.typedBag(new HashBag(), stringClass);
assertTrue("Returned object should be a TypedBag.",
bag instanceof PredicatedBag);
try {
bag = BagUtils.typedBag(null, stringClass);
fail("Expecting IllegalArgumentException for null bag.");
} catch (IllegalArgumentException ex) {
// expected
}
try {
bag = BagUtils.typedBag(new HashBag(), null);
fail("Expecting IllegalArgumentException for null type.");
} catch (IllegalArgumentException ex) {
// expected
}
}
public void testTransformedBag() {
Bag bag = BagUtils.transformedBag(new HashBag(), nopTransformer);
assertTrue("Returned object should be an TransformedBag.",
bag instanceof TransformedBag);
try {
bag = BagUtils.transformedBag(null, nopTransformer);
fail("Expecting IllegalArgumentException for null bag.");
} catch (IllegalArgumentException ex) {
// expected
}
try {
bag = BagUtils.transformedBag(new HashBag(), null);
fail("Expecting IllegalArgumentException for null transformer.");
} catch (IllegalArgumentException ex) {
// expected
}
}
public void testSynchronizedSortedBag() {
Bag bag = BagUtils.synchronizedSortedBag(new TreeBag());
assertTrue("Returned object should be a SynchronizedSortedBag.",
bag instanceof SynchronizedSortedBag);
try {
bag = BagUtils.synchronizedSortedBag(null);
fail("Expecting IllegalArgumentException for null bag.");
} catch (IllegalArgumentException ex) {
// expected
}
}
public void testUnmodifiableSortedBag() {
Bag bag = BagUtils.unmodifiableSortedBag(new TreeBag());
assertTrue("Returned object should be an UnmodifiableSortedBag.",
bag instanceof UnmodifiableSortedBag);
try {
bag = BagUtils.unmodifiableSortedBag(null);
fail("Expecting IllegalArgumentException for null bag.");
} catch (IllegalArgumentException ex) {
// expected
}
}
public void testPredicatedSortedBag() {
Bag bag = BagUtils.predicatedSortedBag(new TreeBag(), truePredicate);
assertTrue("Returned object should be a PredicatedSortedBag.",
bag instanceof PredicatedSortedBag);
try {
bag = BagUtils.predicatedSortedBag(null, truePredicate);
fail("Expecting IllegalArgumentException for null bag.");
} catch (IllegalArgumentException ex) {
// expected
}
try {
bag = BagUtils.predicatedSortedBag(new TreeBag(), null);
fail("Expecting IllegalArgumentException for null predicate.");
} catch (IllegalArgumentException ex) {
// expected
}
}
public void testTypedSortedBag() {
Bag bag = BagUtils.typedSortedBag(new TreeBag(), stringClass);
assertTrue("Returned object should be a TypedSortedBag.",
bag instanceof PredicatedSortedBag);
try {
bag = BagUtils.typedSortedBag(null, stringClass);
fail("Expecting IllegalArgumentException for null bag.");
} catch (IllegalArgumentException ex) {
// expected
}
try {
bag = BagUtils.typedSortedBag(new TreeBag(), null);
fail("Expecting IllegalArgumentException for null type.");
} catch (IllegalArgumentException ex) {
// expected
}
}
public void testTransformedSortedBag() {
Bag bag = BagUtils.transformedSortedBag(new TreeBag(), nopTransformer);
assertTrue("Returned object should be an TransformedSortedBag",
bag instanceof TransformedSortedBag);
try {
bag = BagUtils.transformedSortedBag(null, nopTransformer);
fail("Expecting IllegalArgumentException for null bag.");
} catch (IllegalArgumentException ex) {
// expected
}
try {
bag = BagUtils.transformedSortedBag(new TreeBag(), null);
fail("Expecting IllegalArgumentException for null transformer.");
} catch (IllegalArgumentException ex) {
// expected
}
}
}