MetaInjectMetaLoadSaveTest.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");
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package org.pentaho.di.trans.steps.metainject;

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.apache.commons.lang.builder.EqualsBuilder;
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.steps.loadsave.LoadSaveTester;
import org.pentaho.di.trans.steps.loadsave.validator.FieldLoadSaveValidator;
import org.pentaho.di.trans.steps.loadsave.validator.ListLoadSaveValidator;
import org.pentaho.di.trans.steps.loadsave.validator.ObjectIdLoadSaveValidator;
import org.pentaho.di.trans.steps.loadsave.validator.ObjectLocationSpecificationMethodLoadSaveValidator;

public class MetaInjectMetaLoadSaveTest {
  LoadSaveTester loadSaveTester;
  Class<MetaInjectMeta> testMetaClass = MetaInjectMeta.class;

  @Before
  public void setUpLoadSave() throws Exception {
    KettleEnvironment.init();
    PluginRegistry.init( true );
    List<String> attributes =
        Arrays.asList( "transName", "fileName", "directoryPath", "sourceStepName", "targetFile",
            "noExecution", "streamSourceStepname", "streamTargetStepname", "transObjectId",
            "specificationMethod", "sourceOutputFields" );

    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( "transObjectId", new ObjectIdLoadSaveValidator() );
    attrValidatorMap.put( "specificationMethod", new ObjectLocationSpecificationMethodLoadSaveValidator() );
    attrValidatorMap.put( "sourceOutputFields",
        new ListLoadSaveValidator<MetaInjectOutputField>( new MetaInjectOutputFieldLoadSaveValidator(), 5 ) );
    //
    // Note - these seem to be runtime-built and not persisted.
    //    attrValidatorMap.put( "metaInjectMapping",
    //        new ListLoadSaveValidator<MetaInjectMapping>( new MetaInjectMappingLoadSaveValidator(), 5 ) );
    //    attrValidatorMap.put( "targetSourceMapping",
    //        new MapLoadSaveValidator<TargetStepAttribute, SourceStepField>(
    //            new TargetStepAttributeLoadSaveValidator(),
    //            new SourceStepFieldLoadSaveValidator(),
    //            5 ) );

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

    loadSaveTester =
        new LoadSaveTester( testMetaClass, attributes, getterMap, setterMap, attrValidatorMap, typeValidatorMap );
  }

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

  public class MetaInjectOutputFieldLoadSaveValidator implements FieldLoadSaveValidator<MetaInjectOutputField> {
    final Random rand = new Random();
    @Override
    public MetaInjectOutputField getTestObject() {
      MetaInjectOutputField rtn = new MetaInjectOutputField();
      rtn.setName( UUID.randomUUID().toString() );
      rtn.setLength( rand.nextInt( 100 ) );
      rtn.setPrecision( rand.nextInt( 9 ) );
      rtn.setType( rand.nextInt( 7 ) );
      return rtn;
    }

    @Override
    public boolean validateTestObject( MetaInjectOutputField testObject, Object actual ) {
      if ( !( actual instanceof MetaInjectOutputField ) ) {
        return false;
      }
      MetaInjectOutputField another = (MetaInjectOutputField) actual;
      return new EqualsBuilder()
        .append( testObject.getLength(), another.getLength() )
        .append( testObject.getPrecision(), another.getPrecision() )
        .append( testObject.getName(), another.getName() )
        .append( testObject.getType(), another.getType() )
        .isEquals();
    }
  }

  //MetaInjectMappingLoadSaveValidator
  public class MetaInjectMappingLoadSaveValidator implements FieldLoadSaveValidator<MetaInjectMapping> {
    final Random rand = new Random();
    @Override
    public MetaInjectMapping getTestObject() {
      MetaInjectMapping rtn = new MetaInjectMapping();
      rtn.setSourceField( UUID.randomUUID().toString() );
      rtn.setSourceStep( UUID.randomUUID().toString() );
      rtn.setTargetField( UUID.randomUUID().toString() );
      rtn.setTargetStep( UUID.randomUUID().toString() );
      return rtn;
    }

    @Override
    public boolean validateTestObject( MetaInjectMapping testObject, Object actual ) {
      if ( !( actual instanceof MetaInjectMapping ) ) {
        return false;
      }
      MetaInjectMapping another = (MetaInjectMapping) actual;
      return new EqualsBuilder()
        .append( testObject.getSourceField(), another.getSourceField() )
        .append( testObject.getSourceStep(), another.getSourceStep() )
        .append( testObject.getTargetField(), another.getTargetField() )
        .append( testObject.getTargetStep(), another.getTargetStep() )
        .isEquals();
    }
  }
  // TargetStepAttributeLoadSaveValidator
  public class TargetStepAttributeLoadSaveValidator implements FieldLoadSaveValidator<TargetStepAttribute> {
    final Random rand = new Random();
    @Override
    public TargetStepAttribute getTestObject() {
      return  new TargetStepAttribute( UUID.randomUUID().toString(), UUID.randomUUID().toString(), rand.nextBoolean() );
    }

    @Override
    public boolean validateTestObject( TargetStepAttribute testObject, Object actual ) {
      if ( !( actual instanceof TargetStepAttribute ) ) {
        return false;
      }
      TargetStepAttribute another = (TargetStepAttribute) actual;
      return new EqualsBuilder()
          .append( testObject.getStepname(), another.getStepname() )
          .append( testObject.getAttributeKey(), another.getAttributeKey() )
          .append( testObject.isDetail(), another.isDetail() )
      .isEquals();
    }
  }

  // SourceStepFieldLoadSaveValidator
  public class SourceStepFieldLoadSaveValidator implements FieldLoadSaveValidator<SourceStepField> {
    final Random rand = new Random();
    @Override
    public SourceStepField getTestObject() {
      return  new SourceStepField( UUID.randomUUID().toString(), UUID.randomUUID().toString() );
    }

    @Override
    public boolean validateTestObject( SourceStepField testObject, Object actual ) {
      if ( !( actual instanceof SourceStepField ) ) {
        return false;
      }
      SourceStepField another = (SourceStepField) actual;
      return new EqualsBuilder()
          .append( testObject.getStepname(), another.getStepname() )
          .append( testObject.getField(), another.getField() )
      .isEquals();
    }
  }
}