GetFileNamesMetaTest.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.getfilenames;

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

import org.junit.Test;
import org.pentaho.di.core.exception.KettleException;
import org.pentaho.di.core.fileinput.FileInputList;
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.loadsave.validator.StringLoadSaveValidator;

public class GetFileNamesMetaTest {

  @Test
  public void testRoundTrip() throws KettleException {
    List<String> attributes =
      Arrays.asList( "filterfiletype", "doNotFailIfNoFile", "rownum", "isaddresult", "filefield", "rownum_field",
        "filename_Field", "wildcard_Field", "exclude_wildcard_Field", "dynamic_include_subfolders", "limit", "name",
        "filemask", "exclude_filemask", "file_required", "include_subfolders" );

    Map<String, String> getterMap = new HashMap<String, String>();
    getterMap.put( "filterfiletype", "getFileTypeFilter" );
    getterMap.put( "doNotFailIfNoFile", "isdoNotFailIfNoFile" );
    getterMap.put( "rownum", "includeRowNumber" );
    getterMap.put( "isaddresult", "isAddResultFile" );
    getterMap.put( "filefield", "isFileField" );
    getterMap.put( "rownum_field", "getRowNumberField" );
    getterMap.put( "filename_Field", "getDynamicFilenameField" );
    getterMap.put( "wildcard_Field", "getDynamicWildcardField" );
    getterMap.put( "exclude_wildcard_Field", "getDynamicExcludeWildcardField" );
    getterMap.put( "dynamic_include_subfolders", "isDynamicIncludeSubFolders" );
    getterMap.put( "limit", "getRowLimit" );
    getterMap.put( "name", "getFileName" );
    getterMap.put( "filemask", "getFileMask" );
    getterMap.put( "exclude_filemask", "getExludeFileMask" );
    getterMap.put( "file_required", "getFileRequired" );
    getterMap.put( "include_subfolders", "getIncludeSubFolders" );

    Map<String, String> setterMap = new HashMap<String, String>();
    setterMap.put( "filterfiletype", "setFilterFileType" );
    setterMap.put( "doNotFailIfNoFile", "setdoNotFailIfNoFile" );
    setterMap.put( "rownum", "setIncludeRowNumber" );
    setterMap.put( "isaddresult", "setAddResultFile" );
    setterMap.put( "filefield", "setFileField" );
    setterMap.put( "rownum_field", "setRowNumberField" );
    setterMap.put( "filename_Field", "setDynamicFilenameField" );
    setterMap.put( "wildcard_Field", "setDynamicWildcardField" );
    setterMap.put( "exclude_wildcard_Field", "setDynamicExcludeWildcardField" );
    setterMap.put( "dynamic_include_subfolders", "setDynamicIncludeSubFolders" );
    setterMap.put( "limit", "setRowLimit" );
    setterMap.put( "name", "setFileName" );
    setterMap.put( "filemask", "setFileMask" );
    setterMap.put( "exclude_filemask", "setExcludeFileMask" );
    setterMap.put( "file_required", "setFileRequired" );
    setterMap.put( "include_subfolders", "setIncludeSubFolders" );

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

    //Arrays need to be consistent length
    FieldLoadSaveValidator<String[]> stringArrayLoadSaveValidator =
      new ArrayLoadSaveValidator<String>( new StringLoadSaveValidator(), 25 );
    FieldLoadSaveValidator<String[]> fileRequiredArrayLoadSaveValidator =
      new ArrayLoadSaveValidator<String>( new FileRequiredLoadSaveValidator(), 25 );

    fieldLoadSaveValidatorAttributeMap.put( "filterfiletype", new FileTypeFilterLoadSaveValidator() );
    fieldLoadSaveValidatorAttributeMap.put( "name", stringArrayLoadSaveValidator );
    fieldLoadSaveValidatorAttributeMap.put( "filemask", stringArrayLoadSaveValidator );
    fieldLoadSaveValidatorAttributeMap.put( "name", stringArrayLoadSaveValidator );
    fieldLoadSaveValidatorAttributeMap.put( "exclude_filemask", stringArrayLoadSaveValidator );
    fieldLoadSaveValidatorAttributeMap.put( "file_required", fileRequiredArrayLoadSaveValidator );
    fieldLoadSaveValidatorAttributeMap.put( "include_subfolders", stringArrayLoadSaveValidator );

    LoadSaveTester<GetFileNamesMeta> loadSaveTester =
      new LoadSaveTester<>( GetFileNamesMeta.class, attributes, getterMap, setterMap,
          fieldLoadSaveValidatorAttributeMap, new HashMap<String, FieldLoadSaveValidator<?>>() );

    loadSaveTester.testSerialization();
  }

  public class FileTypeFilterLoadSaveValidator implements FieldLoadSaveValidator<FileInputList.FileTypeFilter> {

    @Override
    public FileInputList.FileTypeFilter getTestObject() {
      FileInputList.FileTypeFilter[] filters = FileInputList.FileTypeFilter.values();
      return filters[new Random().nextInt( filters.length )];
    }

    @Override
    public boolean validateTestObject( FileInputList.FileTypeFilter testObject, Object actual ) {
      if ( !( actual instanceof FileInputList.FileTypeFilter ) ) {
        return false;
      }
      return testObject.equals( actual );
    }
  }

  public class FileRequiredLoadSaveValidator implements FieldLoadSaveValidator<String> {

    @Override
    public String getTestObject() {
      return GetFileNamesMeta.RequiredFilesCode[new Random().nextInt( GetFileNamesMeta.RequiredFilesCode.length )];
    }

    @Override
    public boolean validateTestObject( String testObject, Object actual ) {
      return testObject.equals( actual );
    }
  }

  // cloneTest() removed as it's now covered by the load/save tester.

}