TestCombinerPipe.java

/**
 * Copyright 2015 StreamSets Inc.
 *
 * Licensed under 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 com.streamsets.datacollector.runner;

import com.streamsets.datacollector.main.RuntimeInfo;
import com.streamsets.datacollector.runner.CombinerPipe;
import com.streamsets.datacollector.runner.FullPipeBatch;
import com.streamsets.datacollector.runner.PipeBatch;
import com.streamsets.datacollector.runner.Pipeline;
import com.streamsets.datacollector.runner.PipelineRunner;

import com.streamsets.datacollector.util.Configuration;
import org.junit.Test;
import org.mockito.Mockito;

public class TestCombinerPipe {

  @Test
  @SuppressWarnings("unchecked")
  public void testCombinerPipe() throws Exception {
    PipelineRunner pipelineRunner = Mockito.mock(PipelineRunner.class);
    Mockito.when(pipelineRunner.getRuntimeInfo()).thenReturn(Mockito.mock(RuntimeInfo.class));
    Pipeline pipeline = new Pipeline.Builder(MockStages.createStageLibrary(), new Configuration(), "name", "myPipeline",
      "0", MockStages.userContext(), MockStages.createPipelineConfigurationSourceTarget()).build(pipelineRunner);
    CombinerPipe pipe = (CombinerPipe) pipeline.getRunners().get(0).get(2);
    PipeBatch pipeBatch = Mockito.mock(FullPipeBatch.class);
    pipe.process(pipeBatch);
    Mockito.verify(pipeBatch, Mockito.times(1)).combineLanes(Mockito.anyList(), Mockito.anyString());
    Mockito.verifyNoMoreInteractions(pipeBatch);
  }

}