/**
* 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.apache.hadoop.hive.ql.io.parquet;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.fail;
import static org.mockito.Mockito.mock;
import java.io.IOException;
import java.util.Properties;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.hive.ql.io.parquet.write.DataWritableWriteSupport;
import org.apache.hadoop.hive.ql.io.parquet.write.ParquetRecordWriterWrapper;
import org.apache.hadoop.io.ArrayWritable;
import org.apache.hadoop.mapred.JobConf;
import org.apache.hadoop.util.Progressable;
import org.junit.Test;
import parquet.hadoop.ParquetOutputFormat;
public class TestMapredParquetOutputFormat {
@Test
public void testConstructor() {
new MapredParquetOutputFormat();
}
@SuppressWarnings("unchecked")
@Test
public void testConstructorWithFormat() {
new MapredParquetOutputFormat((ParquetOutputFormat<ArrayWritable>) mock(ParquetOutputFormat.class));
}
@Test
public void testGetRecordWriterThrowsException() {
try {
new MapredParquetOutputFormat().getRecordWriter(null, null, null, null);
fail("should throw runtime exception.");
} catch (Exception e) {
assertEquals("Should never be used", e.getMessage());
}
}
@SuppressWarnings("unchecked")
@Test
public void testGetHiveRecordWriter() throws IOException {
Properties tableProps = new Properties();
tableProps.setProperty("columns", "foo,bar");
tableProps.setProperty("columns.types", "int:int");
final Progressable mockProgress = mock(Progressable.class);
final ParquetOutputFormat<ArrayWritable> outputFormat = (ParquetOutputFormat<ArrayWritable>) mock(ParquetOutputFormat.class);
JobConf jobConf = new JobConf();
try {
new MapredParquetOutputFormat(outputFormat) {
@Override
protected ParquetRecordWriterWrapper getParquerRecordWriterWrapper(
ParquetOutputFormat<ArrayWritable> realOutputFormat,
JobConf jobConf,
String finalOutPath,
Progressable progress
) throws IOException {
assertEquals(outputFormat, realOutputFormat);
assertNotNull(jobConf.get(DataWritableWriteSupport.PARQUET_HIVE_SCHEMA));
assertEquals("/foo", finalOutPath.toString());
assertEquals(mockProgress, progress);
throw new RuntimeException("passed tests");
}
}.getHiveRecordWriter(jobConf, new Path("/foo"), null, false, tableProps, mockProgress);
fail("should throw runtime exception.");
} catch (RuntimeException e) {
assertEquals("passed tests", e.getMessage());
}
}
}