FixedInputMetaTest.java

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 * Pentaho Data Integration
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 * 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
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 *    http://www.apache.org/licenses/LICENSE-2.0
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package org.pentaho.di.trans.steps.fixedinput;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Random;
import java.util.UUID;

import org.junit.Before;
import org.junit.Test;
import org.pentaho.di.core.KettleEnvironment;
import org.pentaho.di.core.exception.KettleException;
import org.pentaho.di.core.plugins.PluginRegistry;
import org.pentaho.di.trans.step.StepMetaInterface;
import org.pentaho.di.trans.steps.loadsave.LoadSaveTester;
import org.pentaho.di.trans.steps.loadsave.initializer.InitializerInterface;
import org.pentaho.di.trans.steps.loadsave.validator.ArrayLoadSaveValidator;
import org.pentaho.di.trans.steps.loadsave.validator.FieldLoadSaveValidator;
import org.pentaho.di.trans.steps.loadsave.validator.IntLoadSaveValidator;

public class FixedInputMetaTest implements InitializerInterface<StepMetaInterface> {
  LoadSaveTester loadSaveTester;
  Class<FixedInputMeta> testMetaClass = FixedInputMeta.class;

  @Before
  public void setUpLoadSave() throws Exception {
    KettleEnvironment.init();
    PluginRegistry.init( true );
    List<String> attributes =
        Arrays.asList( "filename", "headerPresent", "lineWidth", "bufferSize", "lazyConversionActive", "lineFeedPresent",
            "runningInParallel", "fileType", "addResultFile", "encoding", "fieldDefinition" );

    Map<String, String> getterMap = new HashMap<String, String>();
    Map<String, String> setterMap = new HashMap<String, String>();
    Map<String, FieldLoadSaveValidator<?>> attrValidatorMap = new HashMap<String, FieldLoadSaveValidator<?>>();
    attrValidatorMap.put( "fieldDefinition",
        new ArrayLoadSaveValidator<FixedFileInputField>( new FixedFileInputFieldLoadSaveValidator(), 5 ) );
    attrValidatorMap.put( "fileType", new IntLoadSaveValidator( FixedInputMeta.fileTypeDesc.length ) );

    Map<String, FieldLoadSaveValidator<?>> typeValidatorMap = new HashMap<String, FieldLoadSaveValidator<?>>();

    loadSaveTester =
        new LoadSaveTester( testMetaClass, attributes, new ArrayList<String>(), new ArrayList<String>(),
            getterMap, setterMap, attrValidatorMap, typeValidatorMap, this );
  }

  // Call the allocate method on the LoadSaveTester meta class
  @Override
  public void modify( StepMetaInterface someMeta ) {
    if ( someMeta instanceof FixedInputMeta ) {
      ( (FixedInputMeta) someMeta ).allocate( 5 );
    }
  }

  @Test
  public void testSerialization() throws KettleException {
    loadSaveTester.testSerialization();
  }

  public class FixedFileInputFieldLoadSaveValidator implements FieldLoadSaveValidator<FixedFileInputField> {
    final Random rand = new Random();
    @Override
    public FixedFileInputField getTestObject() {
      FixedFileInputField rtn = new FixedFileInputField();
      rtn.setCurrency( UUID.randomUUID().toString() );
      rtn.setDecimal( UUID.randomUUID().toString() );
      rtn.setFormat( UUID.randomUUID().toString() );
      rtn.setGrouping( UUID.randomUUID().toString() );
      rtn.setName( UUID.randomUUID().toString() );
      rtn.setTrimType( rand.nextInt( 4 ) );
      rtn.setPrecision( rand.nextInt( 9 ) );
      rtn.setLength( rand.nextInt( 50 ) );
      rtn.setSamples( new String[] { UUID.randomUUID().toString(), UUID.randomUUID().toString(), UUID.randomUUID().toString() } );
      rtn.setType( rand.nextInt( 7 ) );
      return rtn;
    }

    @Override
    public boolean validateTestObject( FixedFileInputField testObject, Object actual ) {
      if ( !( actual instanceof FixedFileInputField ) ) {
        return false;
      }
      FixedFileInputField actualInput = (FixedFileInputField) actual;
      return ( testObject.getXML().equals( actualInput.getXML() ) );
    }
  }

}