CsvInputRowNumberTest.java

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 * Pentaho Data Integration
 *
 * Copyright (C) 2002-2016 by Pentaho : http://www.pentaho.com
 *
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 *
 * 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
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 *    http://www.apache.org/licenses/LICENSE-2.0
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package org.pentaho.di.trans.steps.csvinput;

import org.junit.Before;
import org.junit.Test;
import org.pentaho.di.trans.TransTestingUtil;
import org.pentaho.di.trans.step.StepDataInterface;
import org.pentaho.di.trans.steps.StepMockUtil;
import org.pentaho.di.trans.steps.mock.StepMockHelper;
import org.pentaho.di.trans.steps.textfileinput.TextFileInputField;

import java.io.File;
import java.util.Arrays;
import java.util.List;

/**
 * @author Andrey Khayrutdinov
 */
public class CsvInputRowNumberTest extends CsvInputUnitTestBase {

  private CsvInput csvInput;

  @Before
  public void setUp() throws Exception {
    StepMockHelper<CsvInputMeta, StepDataInterface> stepMockHelper =
      StepMockUtil.getStepMockHelper( CsvInputMeta.class, "CsvInputRowNumberTest" );
    csvInput = new CsvInput(
      stepMockHelper.stepMeta, stepMockHelper.stepDataInterface, 0, stepMockHelper.transMeta,
      stepMockHelper.trans );
  }


  @Test
  public void hasNotEnclosures_HasNotNewLine() throws Exception {
    File tmp = createTestFile( "utf-8", "a,b\na," );
    try {
      doTest( tmp );
    } finally {
      tmp.delete();
    }
  }

  public void doTest( File file ) throws Exception {
    CsvInputData data = new CsvInputData();
    CsvInputMeta meta = createMeta( file, createInputFileFields( "a", "b" ) );
    List<Object[]> actual;
    try {
      csvInput.init( meta, data );
      actual = TransTestingUtil.execute( csvInput, meta, data, 2, false );
    } finally {
      csvInput.dispose( meta, data );
    }

    List<Object[]> expected = Arrays.asList(
      new Object[] { "a", "b", 1L },
      new Object[] { "a", null, 2L }
    );
    TransTestingUtil.assertResult( expected, actual );
  }

  private CsvInputMeta createMeta( File file, TextFileInputField[] fields ) {
    CsvInputMeta meta = new CsvInputMeta();
    meta.setFilename( file.getAbsolutePath() );
    meta.setDelimiter( "," );
    meta.setEncoding( "utf-8" );
    meta.setBufferSize( "1024" );
    meta.setInputFields( fields );
    meta.setHeaderPresent( false );
    meta.setRowNumField( "rownum" );
    return meta;
  }
}