hadoop-tools/hadoop-streaming/src/test/java/org/apache/hadoop/streaming/TestStreamingOutputOnlyKeys.java

/**
 * 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.streaming;

import java.io.IOException;

import org.junit.Test;

public class TestStreamingOutputOnlyKeys extends TestStreaming {

  public TestStreamingOutputOnlyKeys() throws IOException {
    super();
  }
  
  @Test
  public void testOutputOnlyKeys() throws Exception {
    args.add("-jobconf"); args.add("stream.reduce.input" +
        "=keyonlytext");
    args.add("-jobconf"); args.add("stream.reduce.output" +
        "=keyonlytext");
    super.testCommandLine();
  }
  
  @Override
  public String getExpectedOutput() {
    return outputExpect.replaceAll("\t", "");
  }
  
  @Override
  @Test
  public void testCommandLine() {
    // Do nothing
  }

}