NullIfMetaTest.java

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 * Pentaho Data Integration
 *
 * Copyright (C) 2002-2016 by Pentaho : http://www.pentaho.com
 *
 *******************************************************************************
 *
 * 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,
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package org.pentaho.di.trans.steps.nullif;

import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.apache.commons.lang.builder.EqualsBuilder;
import org.junit.Before;
import org.junit.Test;
import org.pentaho.di.core.exception.KettleException;
import org.pentaho.di.trans.steps.loadsave.LoadSaveTester;
import org.pentaho.di.trans.steps.loadsave.validator.ArrayLoadSaveValidator;
import org.pentaho.di.trans.steps.loadsave.validator.FieldLoadSaveValidator;
import org.pentaho.di.trans.steps.nullif.NullIfMeta.Field;

public class NullIfMetaTest {

  LoadSaveTester loadSaveTester;

  @Before
  public void setUp() throws Exception {

    List<String> attributes = Arrays.asList( "fields" );

    Map<String, String> getterMap = new HashMap<String, String>() {
      {
        put( "fields", "getFields" );
      }
    };
    Map<String, String> setterMap = new HashMap<String, String>() {
      {
        put( "fields", "setFields" );
      }
    };
    Field field = new Field();
    field.setFieldName( "fieldName" );
    field.setFieldValue( "fieldValue" );
    FieldLoadSaveValidator<Field[]> fieldArrayLoadSaveValidator =
        new ArrayLoadSaveValidator<Field>( new NullIfFieldLoadSaveValidator( field ), 5 );
    Map<String, FieldLoadSaveValidator<?>> typeValidatorMap = new HashMap<String, FieldLoadSaveValidator<?>>();

    typeValidatorMap.put( Field[].class.getCanonicalName(), fieldArrayLoadSaveValidator );
    Map<String, FieldLoadSaveValidator<?>> attrValidatorMap = new HashMap<String, FieldLoadSaveValidator<?>>();
    attrValidatorMap.put( "fields", fieldArrayLoadSaveValidator );

    loadSaveTester =
        new LoadSaveTester( NullIfMeta.class, attributes, getterMap, setterMap, attrValidatorMap, typeValidatorMap );
  }

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

  public static class NullIfFieldLoadSaveValidator implements FieldLoadSaveValidator<Field> {

    private final Field defaultValue;

    public NullIfFieldLoadSaveValidator( Field defaultValue ) {
      this.defaultValue = defaultValue;
    }

    @Override
    public Field getTestObject() {
      return defaultValue;
    }

    @Override
    public boolean validateTestObject( Field testObject, Object actual ) {
      return EqualsBuilder.reflectionEquals( testObject, actual );
    }
  }

}