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/*
* 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.tools.ant.util;
import java.io.IOException;
import java.util.Enumeration;
import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.Project;
import org.apache.tools.ant.types.Path;
import org.junit.Before;
import org.junit.Test;
import static org.junit.Assert.assertTrue;
/**
* Test case for ClasspathUtils
*
*/
public class ClasspathUtilsTest {
private Project p;
@Before
public void setUp() {
p = new Project();
p.init();
}
@Test
public void testOnlyOneInstance() {
Enumeration enumeration;
String list = "";
ClassLoader c = ClasspathUtils.getUniqueClassLoaderForPath(p, (Path) null, false);
try {
enumeration = c.getResources(
"org/apache/tools/ant/taskdefs/defaults.properties");
} catch (IOException e) {
throw new BuildException(
"Could not get the defaults.properties resource", e);
}
int count = 0;
while (enumeration.hasMoreElements()) {
list = list + " " + enumeration.nextElement();
count++;
}
assertTrue("Should be only one and not " + count + " " + list, count == 1);
}
}
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