library/src/test/java/com/datatorrent/lib/stream/DevNullTest.java

/*
 * Copyright (c) 2013 DataTorrent, Inc. ALL Rights Reserved.
 *
 * 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 com.datatorrent.lib.stream;

import com.datatorrent.lib.stream.DevNull;
import com.datatorrent.lib.testbench.EventGenerator;

import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * Functional tests for {@link com.datatorrent.lib.testbench.DevNull}. 
 */
public class DevNullTest {

    private static Logger LOG = LoggerFactory.getLogger(EventGenerator.class);


  /**
   * Tests both string and non string schema
   */
  @SuppressWarnings({ "rawtypes", "unchecked" })
	@Test
  public void testSingleSchemaNodeProcessing() throws Exception
  {
    DevNull oper = new DevNull();

    oper.beginWindow(0);
    long numtuples = 1000000;
    Object o = new Object();
    for (long i = 0; i < numtuples; i++) {
      oper.data.process(o);
    }
    oper.endWindow();
    LOG.info(String.format("\n*******************************************************\nnumtuples(%d)",  numtuples));
  }
}