/
FutureAssertionsExamples.java
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/
FutureAssertionsExamples.java
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/**
* 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.
*
* Copyright 2012-2016 the original author or authors.
*/
package org.assertj.examples;
import static org.assertj.core.api.Assertions.assertThat;
import java.util.concurrent.Callable;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.Future;
import org.junit.jupiter.api.Test;
/**
* {@link Future} assertions example.
*
* @author Joel Costigliola
*/
public class FutureAssertionsExamples extends AbstractAssertionsExamples {
@Test
public void future_assertions_examples() throws Exception {
ExecutorService executorService = Executors.newSingleThreadExecutor();
Future<String> future = executorService.submit(new Callable<String>() {
@Override
public String call() throws Exception {
return "done";
}
});
future.get(); // to make sure the future is done
assertThat(future).isDone()
.isNotCancelled();
future = executorService.submit(new Callable<String>() {
@Override
public String call() throws Exception {
Thread.sleep(10000);
return "done";
}
});
assertThat(future).isNotDone()
.isNotCancelled();
future.cancel(true);
assertThat(future).isCancelled();
}
}