TransformationHasANoteImportRuleTest.java

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 * Pentaho Data Integration
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 * Copyright (C) 2002-2013 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.imp.rule;

import java.util.List;

import junit.framework.TestCase;

import org.pentaho.di.core.KettleEnvironment;
import org.pentaho.di.core.NotePadMeta;
import org.pentaho.di.core.plugins.ImportRulePluginType;
import org.pentaho.di.core.plugins.PluginInterface;
import org.pentaho.di.core.plugins.PluginRegistry;
import org.pentaho.di.imp.rules.TransformationHasANoteImportRule;
import org.pentaho.di.trans.TransMeta;

public class TransformationHasANoteImportRuleTest extends TestCase {

  @Override
  protected void setUp() throws Exception {
    KettleEnvironment.init();
  }

  public void testRule() throws Exception {

    // Create a transformation to test.
    //
    TransMeta transMeta = new TransMeta();
    NotePadMeta note = new NotePadMeta( "A note documenting the transformation", 50, 50, 200, 50 );
    transMeta.addNote( note );

    // Load the plugin to test from the registry.
    //
    PluginRegistry registry = PluginRegistry.getInstance();
    PluginInterface plugin = registry.findPluginWithId( ImportRulePluginType.class, "TransformationHasANote" );
    assertNotNull( "The 'transformation has a note' rule could not be found in the plugin registry!", plugin );

    TransformationHasANoteImportRule rule = (TransformationHasANoteImportRule) registry.loadClass( plugin );
    assertNotNull( "The 'transformation has a note' class could not be loaded by the plugin registry!", plugin );

    rule.setEnabled( true );

    List<ImportValidationFeedback> feedback = rule.verifyRule( transMeta );
    assertTrue( "We didn't get any feedback from the 'transformation has a note' rule", !feedback.isEmpty() );
    assertTrue(
      "An approval ruling was expected",
      feedback.get( 0 ).getResultType() == ImportValidationResultType.APPROVAL );

    transMeta.removeNote( 0 );

    feedback = rule.verifyRule( transMeta );
    assertTrue( "We didn't get any feedback from the 'transformation has a note' rule", !feedback.isEmpty() );
    assertTrue(
      "An error ruling was expected", feedback.get( 0 ).getResultType() == ImportValidationResultType.ERROR );

    rule.setEnabled( false );

    feedback = rule.verifyRule( transMeta );
    assertTrue( "We didn't expect any feedback from the 'transformation has a note' rule while disabled", feedback
      .isEmpty() );

  }
}