/*
* Copyright 2006-2007 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.batch.repeat.exception;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.fail;
import java.util.Collections;
import java.util.concurrent.atomic.AtomicInteger;
import org.junit.Test;
import org.springframework.batch.repeat.RepeatContext;
import org.springframework.batch.repeat.context.RepeatContextSupport;
public class RethrowOnThresholdExceptionHandlerTests {
private RethrowOnThresholdExceptionHandler handler = new RethrowOnThresholdExceptionHandler();
private RepeatContext parent = new RepeatContextSupport(null);
private RepeatContext context = new RepeatContextSupport(parent);
@Test
public void testRuntimeException() throws Throwable {
try {
handler.handleException(context, new RuntimeException("Foo"));
fail("Expected RuntimeException");
}
catch (RuntimeException e) {
assertEquals("Foo", e.getMessage());
}
}
@Test
public void testError() throws Throwable {
try {
handler.handleException(context, new Error("Foo"));
fail("Expected Error");
}
catch (Error e) {
assertEquals("Foo", e.getMessage());
}
}
@Test
public void testNotRethrownWithThreshold() throws Throwable {
handler.setThresholds(Collections.<Class<? extends Throwable>, Integer> singletonMap(Exception.class, 1));
// No exception...
handler.handleException(context, new RuntimeException("Foo"));
AtomicInteger counter = (AtomicInteger) context.getAttribute(context.attributeNames()[0]);
assertNotNull(counter);
assertEquals(1, counter.get());
}
@Test
public void testRethrowOnThreshold() throws Throwable {
handler.setThresholds(Collections.<Class<? extends Throwable>, Integer> singletonMap(Exception.class, 2));
// No exception...
handler.handleException(context, new RuntimeException("Foo"));
handler.handleException(context, new RuntimeException("Foo"));
try {
handler.handleException(context, new RuntimeException("Foo"));
fail("Expected RuntimeException");
}
catch (RuntimeException e) {
assertEquals("Foo", e.getMessage());
}
}
@Test
public void testNotUseParent() throws Throwable {
handler.setThresholds(Collections.<Class<? extends Throwable>, Integer> singletonMap(Exception.class, 1));
// No exception...
handler.handleException(context, new RuntimeException("Foo"));
context = new RepeatContextSupport(parent);
try {
// No exception again - context is changed...
handler.handleException(context, new RuntimeException("Foo"));
}
catch (RuntimeException e) {
fail("Unexpected Error");
}
}
@Test
public void testUseParent() throws Throwable {
handler.setThresholds(Collections.<Class<? extends Throwable>, Integer> singletonMap(Exception.class, 1));
handler.setUseParent(true);
// No exception...
handler.handleException(context, new RuntimeException("Foo"));
context = new RepeatContextSupport(parent);
try {
handler.handleException(context, new RuntimeException("Foo"));
fail("Expected Error");
}
catch (RuntimeException e) {
assertEquals("Foo", e.getMessage());
}
}
}