diff --git a/spring-context/src/test/java/org/springframework/scheduling/annotation/AsyncResultTests.java b/spring-context/src/test/java/org/springframework/scheduling/annotation/AsyncResultTests.java new file mode 100644 index 0000000000..e37e0d8bf0 --- /dev/null +++ b/spring-context/src/test/java/org/springframework/scheduling/annotation/AsyncResultTests.java @@ -0,0 +1,89 @@ +/* + * Copyright 2002-2016 the original author or 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 org.springframework.scheduling.annotation; + +import java.io.IOException; +import java.util.HashSet; +import java.util.Set; + +import org.junit.Test; + +import org.springframework.util.concurrent.ListenableFuture; +import org.springframework.util.concurrent.ListenableFutureCallback; + +import static org.junit.Assert.*; + +/** + * @author Juergen Hoeller + */ +public class AsyncResultTests { + + @Test + public void asyncResultWithCallbackAndValue() { + String value = "val"; + final Set values = new HashSet<>(1); + ListenableFuture future = AsyncResult.forValue(value); + future.addCallback(new ListenableFutureCallback() { + @Override + public void onSuccess(String result) { + values.add(result); + } + @Override + public void onFailure(Throwable ex) { + fail("Failure callback not expected: " + ex); + } + }); + assertSame(value, values.iterator().next()); + } + + @Test + public void asyncResultWithCallbackAndException() { + IOException ex = new IOException(); + final Set values = new HashSet<>(1); + ListenableFuture future = AsyncResult.forExecutionException(ex); + future.addCallback(new ListenableFutureCallback() { + @Override + public void onSuccess(String result) { + fail("Success callback not expected: " + result); + } + @Override + public void onFailure(Throwable ex) { + values.add(ex); + } + }); + assertSame(ex, values.iterator().next()); + } + + @Test + public void asyncResultWithSeparateCallbacksAndValue() { + String value = "val"; + final Set values = new HashSet<>(1); + ListenableFuture future = AsyncResult.forValue(value); + future.addCallback(values::add, (ex) -> fail("Failure callback not expected: " + ex)); + assertSame(value, values.iterator().next()); + } + + @Test + public void asyncResultWithSeparateCallbacksAndException() { + IOException ex = new IOException(); + final Set values = new HashSet<>(1); + ListenableFuture future = AsyncResult.forExecutionException(ex); + future.addCallback((result) -> fail("Success callback not expected: " + result), values::add); + assertSame(ex, values.iterator().next()); + } + +}