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/*
* BioJava development code
*
* This code may be freely distributed and modified under the
* terms of the GNU Lesser General Public Licence. This should
* be distributed with the code. If you do not have a copy,
* see:
*
* http://www.gnu.org/copyleft/lesser.html
*
* Copyright for this code is held jointly by the individual
* authors. These should be listed in @author doc comments.
*
* For more information on the BioJava project and its aims,
* or to join the biojava-l mailing list, visit the home page
* at:
*
* http://www.biojava.org/
*
*/
package org.biojava.utils.walker;
import junit.framework.TestCase;
import org.biojava.bio.BioException;
/**
* Tests just the basics of loading classes for viewers. Doesn't use the
* resulting walkers in any way.
*
* @author Matthew Pocock
*/
public class WalkerFactoryTest
extends TestCase {
public void testNullVisitor() {
try {
WalkerFactory.getInstance().getWalker(new Visitor() {});
} catch (BioException be) {
throw (AssertionError) new AssertionError(
"Could not instantiate null visitor").initCause(be);
}
}
public void testAllVisitorNoReturn() {
try {
WalkerFactory.getInstance().getWalker(new Visitor() {});
} catch (BioException be) {
throw (AssertionError) new AssertionError(
"Could not instantiate all visitor with no return").initCause(be);
}
}
public void testAllVisitorWithReturn() {
try {
WalkerFactory.getInstance().getWalker(new Visitor() {
});
} catch (BioException be) {
throw (AssertionError) new AssertionError(
"Could not instantiate all visitor with return").initCause(be);
}
}
public void testRepetition() {
try {
Visitor vis1 = new Visitor() {};
Visitor vis2 = new Visitor() {};
Walker w1 = WalkerFactory.getInstance().getWalker(vis1);
Walker w2 = WalkerFactory.getInstance().getWalker(vis1);
Walker w3 = WalkerFactory.getInstance().getWalker(vis2);
assertEquals("Same class for same visitor: ", w1.getClass(), w2.getClass());
assertNotSame("Different class for differnt visitor: ", w1.getClass(), w3.getClass());
} catch (BioException be) {
throw (AssertionError) new AssertionError(
"Could not instantiate null visitor").initCause(be);
}
}
}
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