/*
* Copyright (c) 2009-2014, toby weston & tempus-fugit committers
*
* 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.code.tempusfugit.concurrency;
import com.google.code.tempusfugit.temporal.Condition;
import org.jmock.Expectations;
import org.jmock.Mockery;
import org.jmock.api.Action;
import org.jmock.integration.junit4.JMock;
import org.junit.Test;
import org.junit.runner.RunWith;
import java.util.concurrent.Callable;
import static com.google.code.tempusfugit.concurrency.CallableAdapter.condition;
import static com.google.code.tempusfugit.concurrency.CallableAdapter.runnable;
import static org.hamcrest.CoreMatchers.is;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.jmock.Expectations.returnValue;
import static org.jmock.Expectations.throwException;
@RunWith(JMock.class)
public class CallableAdapterTest {
private final Mockery context = new Mockery();
private final Callable callable = context.mock(Callable.class);
private static final Object RESULT = new Object();
@Test
public void callableToRunnableDelegates() throws Exception {
callableWill(returnValue(RESULT));
runnable(callable).run();
}
@Test(expected = RuntimeException.class)
public void callableToRunnableExceptionPropagates() throws Exception {
callableWill(throwException(new Exception()));
runnable(callable).run();
}
@Test
public void callableToConditionWorksReturningTrue() throws Exception {
callableWill(returnValue(true));
Condition condition = condition(callable);
assertThat(condition.isSatisfied(), is(true));
}
@Test
public void callableToConditionWorksReturningFalse() throws Exception {
callableWill(returnValue(false));
Condition condition = condition(callable);
assertThat(condition.isSatisfied(), is(false));
}
@Test
public void callableToConditionReturnsFalseWhenCallableThrowsException() throws Exception {
callableWill(throwException(new Exception()));
Condition condition = condition(callable);
assertThat(condition.isSatisfied(), is(false));
}
private void callableWill(final Action action) throws Exception {
context.checking(new Expectations() {{
oneOf(callable).call(); will(action);
}});
}
}