/*
* 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.support;
import org.apache.commons.io.FileUtils;
import org.junit.Test;
import org.springframework.core.io.FileSystemResource;
import java.io.File;
import java.io.IOException;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
/**
* @author Dave Syer
*
*/
public class LastModifiedResourceComparatorTests {
public static final String FILE_PATH = "src/test/resources/org/springframework/batch/support/existing.txt";
private LastModifiedResourceComparator comparator = new LastModifiedResourceComparator();
@Test(expected = IllegalArgumentException.class)
public void testCompareTwoNonExistent() {
comparator.compare(new FileSystemResource("garbage"), new FileSystemResource("crap"));
}
@Test(expected = IllegalArgumentException.class)
public void testCompareOneNonExistent() {
comparator.compare(new FileSystemResource(FILE_PATH), new FileSystemResource("crap"));
}
@Test
public void testCompareSame() {
assertEquals(0, comparator.compare(new FileSystemResource(FILE_PATH), new FileSystemResource(FILE_PATH)));
}
@Test
public void testCompareNewWithOld() throws IOException {
File temp = File.createTempFile(getClass().getSimpleName(), ".txt");
temp.deleteOnExit();
assertTrue(temp.exists());
assertEquals(1, comparator.compare(new FileSystemResource(temp), new FileSystemResource(FILE_PATH)));
}
@Test
public void testCompareNewWithOldAfterCopy() throws Exception {
File temp1 = new File("build/temp1.txt");
File temp2 = new File("build/temp2.txt");
if (temp1.exists()) temp1.delete();
if (temp2.exists()) temp2.delete();
temp1.getParentFile().mkdirs();
temp2.createNewFile();
assertTrue(!temp1.exists() && temp2.exists());
// For Linux sleep here otherwise files show same
// modified date
Thread.sleep(1000);
// Need to explicitly ask not to preserve the last modified date when we
// copy...
FileUtils.copyFile(new FileSystemResource(FILE_PATH).getFile(), temp1, false);
assertEquals(1, comparator.compare(new FileSystemResource(temp1), new FileSystemResource(temp2)));
}
}