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/*
* Copyright (C) 2012 The Guava Authors
*
* 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 com.google.common.util.concurrent;
import com.google.common.collect.ForwardingObject;
import junit.framework.TestCase;
/**
* Tests for {@link ForwardingObjectTester}.
*
* @author Ben Yu
*/
public class ForwardingObjectTesterTest extends TestCase {
public void testFailsToForward() {
try {
ForwardingObjectTester.testForwardingObject(FailToForward.class);
} catch (AssertionError | UnsupportedOperationException expected) {
// UnsupportedOperationException is what we see on Android.
return;
}
fail("Should have thrown");
}
@AndroidIncompatible // TODO(cpovirk): java.lang.IllegalAccessError: superclass not accessible
public void testSuccessfulForwarding() {
ForwardingObjectTester.testForwardingObject(ForwardToDelegate.class);
}
private abstract static class FailToForward extends ForwardingObject implements Runnable {
@Override
public void run() {}
}
private abstract static class ForwardToDelegate extends ForwardingObject implements Runnable {
@Override
public void run() {
delegate().run();
}
@Override
protected abstract Runnable delegate();
}
}
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