/*
* Copyright 2010-2013 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.core.step.item;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import java.util.Arrays;
import java.util.Collections;
import org.junit.Test;
import org.springframework.batch.core.JobExecution;
import org.springframework.batch.core.JobInstance;
import org.springframework.batch.core.JobParameters;
import org.springframework.batch.core.StepContribution;
import org.springframework.batch.core.StepExecution;
import org.springframework.batch.core.step.skip.LimitCheckingItemSkipPolicy;
import org.springframework.batch.item.ItemReader;
import org.springframework.batch.item.ParseException;
import org.springframework.batch.item.UnexpectedInputException;
import org.springframework.batch.item.support.ListItemReader;
import org.springframework.batch.repeat.support.RepeatTemplate;
public class FaultTolerantChunkProviderTests {
private FaultTolerantChunkProvider<String> provider;
private StepContribution contribution = new StepContribution(new StepExecution("foo", new JobExecution(
new JobInstance(123L, "job"), new JobParameters())));
@Test
public void testProvide() throws Exception {
provider = new FaultTolerantChunkProvider<String>(new ListItemReader<String>(Arrays.asList("foo", "bar")),
new RepeatTemplate());
Chunk<String> chunk = provider.provide(contribution);
assertNotNull(chunk);
assertEquals(2, chunk.getItems().size());
}
@Test
public void testProvideWithOverflow() throws Exception {
provider = new FaultTolerantChunkProvider<String>(new ItemReader<String>() {
@Override
public String read() throws Exception, UnexpectedInputException, ParseException {
throw new RuntimeException("Planned");
}
}, new RepeatTemplate());
provider.setSkipPolicy(new LimitCheckingItemSkipPolicy(Integer.MAX_VALUE, Collections.<Class<? extends Throwable>,Boolean>singletonMap(Exception.class, Boolean.TRUE)));
provider.setMaxSkipsOnRead(10);
Chunk<String> chunk = null;
chunk = provider.provide(contribution);
assertNotNull(chunk);
assertEquals(0, chunk.getItems().size());
assertEquals(10, chunk.getErrors().size());
}
}