/*
* Copyright (c) MuleSoft, Inc. All rights reserved. http://www.mulesoft.com
* The software in this package is published under the terms of the CPAL v1.0
* license, a copy of which has been included with this distribution in the
* LICENSE.txt file.
*/
package org.mule.transformer.graph;
import static junit.framework.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import org.mule.api.registry.ResolverException;
import org.mule.api.transformer.Converter;
import org.mule.api.transformer.DataType;
import org.mule.tck.junit4.AbstractMuleTestCase;
import org.mule.tck.size.SmallTest;
import org.mule.transformer.builder.MockConverterBuilder;
import java.util.ArrayList;
import java.util.List;
import org.junit.Test;
@SmallTest
public class NameTransformerFilterTestCase extends AbstractMuleTestCase
{
private NameConverterFilter filter = new NameConverterFilter();
private static final DataType<?> UNUSED_DATA_TYPE = null;
@Test
public void filtersEmptyList() throws ResolverException
{
List<Converter> availableConverters = new ArrayList<Converter>();
List<Converter> converters = filter.filter(availableConverters, UNUSED_DATA_TYPE, UNUSED_DATA_TYPE);
assertEquals(0, converters.size());
}
@Test
public void filtersEqualName() throws ResolverException
{
Converter xmlToString = new MockConverterBuilder().named("xmlToString").build();
List<Converter> availableConverters = new ArrayList<Converter>();
availableConverters.add(xmlToString);
availableConverters.add(xmlToString);
List<Converter> transformers = filter.filter(availableConverters, UNUSED_DATA_TYPE, UNUSED_DATA_TYPE);
assertEquals(2, transformers.size());
assertEquals(xmlToString, transformers.get(0));
assertEquals(xmlToString, transformers.get(1));
}
@Test
public void filtersDifferentNameWithBetterTransformerFist() throws ResolverException
{
Converter xmlToString = new MockConverterBuilder().named("xmlToString").build();
Converter stringToJson = new MockConverterBuilder().named("stringToJson").build();
List<Converter> availableConverters = new ArrayList<Converter>();
availableConverters.add(stringToJson);
availableConverters.add(xmlToString);
List<Converter> transformers = filter.filter(availableConverters, UNUSED_DATA_TYPE, UNUSED_DATA_TYPE);
assertEquals(1, transformers.size());
assertTrue(transformers.contains(stringToJson));
}
@Test
public void filtersDifferentNameWithBetterTransformerLast() throws ResolverException
{
Converter xmlToString = new MockConverterBuilder().named("xmlToString").build();
Converter stringToJson = new MockConverterBuilder().named("stringToJson").build();
List<Converter> availableConverters = new ArrayList<Converter>();
availableConverters.add(xmlToString);
availableConverters.add(stringToJson);
List<Converter> transformers = filter.filter(availableConverters, UNUSED_DATA_TYPE, UNUSED_DATA_TYPE);
assertEquals(1, transformers.size());
assertTrue(transformers.contains(stringToJson));
}
}