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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
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*/
package org.codehaus.groovy.tools;
import groovy.lang.MetaMethod;
import junit.framework.TestCase;
import org.codehaus.groovy.runtime.DefaultGroovyMethods;
import org.codehaus.groovy.runtime.metaclass.MetaClassRegistryImpl;
import java.io.File;
import java.lang.reflect.Constructor;
import java.lang.reflect.InvocationTargetException;
import java.net.URISyntaxException;
import java.util.Arrays;
import java.util.Comparator;
public class TestDgmConverter extends TestCase {
private static final String REFERENCE_CLASS = "/org/codehaus/groovy/runtime/DefaultGroovyMethods.class";
public void testConverter () throws URISyntaxException {
File dgmClassDirectory = new File(TestDgmConverter.class.getResource(REFERENCE_CLASS).toURI()).getParentFile();
final File[] files = dgmClassDirectory.listFiles();
Arrays.sort(files, new Comparator<File>() {
public int compare(final File o1, final File o2) {
return String.CASE_INSENSITIVE_ORDER.compare(o1.getName(), o2.getName());
}
});
for (int i = 0; i < files.length; i++) {
File file = files[i];
final String name = file.getName();
if (name.startsWith("dgm$")) {
final String className = "org.codehaus.groovy.runtime." + name.substring(0, name.length() - ".class".length());
try {
Class cls = Class.forName(className, false, DefaultGroovyMethods.class.getClassLoader());
Constructor[] declaredConstructors = cls.getDeclaredConstructors();
assertEquals(1, declaredConstructors.length);
Constructor constructor = declaredConstructors[0];
final MetaMethod metaMethod = (MetaMethod) constructor.newInstance(null,null, null, null);
} catch (ClassNotFoundException e) {
fail("Failed to load " + className);
} catch (IllegalAccessException e) {
fail("Failed to instantiate " + className);
} catch (InstantiationException e) {
fail("Failed to instantiate " + className);
} catch (InvocationTargetException e) {
fail("Failed to instantiate " + className);
}
}
}
}
public void testRegistry () {
final MetaClassRegistryImpl metaClassRegistry = new MetaClassRegistryImpl();
final Object [] instanceMethods = metaClassRegistry.getInstanceMethods().getArray();
assertTrue(instanceMethods.length > 0);
}
}