/*
* 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.runtime.core;
import static org.junit.Assert.assertEquals;
import static org.mockito.Matchers.any;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import static org.mule.runtime.api.message.Message.of;
import org.mule.runtime.api.exception.MuleException;
import org.mule.runtime.api.message.Message;
import org.mule.runtime.api.metadata.DataType;
import org.mule.runtime.core.api.MuleContext;
import org.mule.runtime.core.api.TransformationService;
import org.mule.runtime.core.api.config.MuleConfiguration;
import org.mule.runtime.core.api.transformer.Transformer;
import org.mule.tck.junit4.AbstractMuleTestCase;
import org.mule.tck.size.SmallTest;
import org.junit.Test;
@SmallTest
public class TransformationServiceNullTransformationTestCase extends AbstractMuleTestCase {
@Test
public void transformerIsNeverCalledWithANullValue() throws MuleException {
MuleContext muleContext = mock(MuleContext.class);
MuleConfiguration muleConfiguration = mock(MuleConfiguration.class);
when(muleContext.getConfiguration()).thenReturn(muleConfiguration);
TransformationService transformationService = new TransformationService(muleContext);
Transformer transformer1 = mock(Transformer.class);
when(transformer1.transform(any(Object.class))).thenReturn(null);
when(transformer1.isSourceDataTypeSupported(any(DataType.class))).thenReturn(true);
when(transformer1.getReturnDataType()).thenReturn(DataType.OBJECT);
Transformer transformer2 = mock(Transformer.class);
when(transformer2.transform(any(Object.class))).thenReturn("foo");
when(transformer2.isSourceDataTypeSupported(any(DataType.class))).thenReturn(true);
when(transformer2.getReturnDataType()).thenReturn(DataType.OBJECT);
Message message = transformationService.applyTransformers(of(""), null, transformer1, transformer2);
assertEquals("foo", message.getPayload().getValue());
verify(transformer1, never()).transform(null);
verify(transformer1, never()).isAcceptNull();
verify(transformer2, never()).transform(null);
verify(transformer2, never()).isAcceptNull();
}
}