/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.hadoop.hdfs.protocol;
import org.apache.hadoop.io.WriteOptions;
import org.apache.hadoop.io.nativeio.NativeIO;
import org.junit.Test;
import static org.junit.Assert.*;
public class TestWriteOptions {
private void check(int flag, WriteOptions options) {
options.setSyncFileRange(flag);
assertEquals(flag, options.getSyncFileRange());
}
@Test
public void testSyncFileRange() {
WriteOptions options = new WriteOptions();
int a1 = NativeIO.SYNC_FILE_RANGE_WAIT_AFTER;
int a2 = NativeIO.SYNC_FILE_RANGE_WAIT_BEFORE;
int a3 = NativeIO.SYNC_FILE_RANGE_WRITE;
// Default should be SYNC_FILE_RANGE_WRITE.
assertEquals(a3, options.getSyncFileRange());
check(a1, options);
check(a2, options);
check(a3, options);
check(a1 | a2, options);
check(a1 | a3, options);
check(a2 | a3, options);
}
}