/*
* 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.transformer;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
import org.mule.runtime.api.metadata.DataType;
import org.mule.runtime.core.api.MuleContext;
import org.mule.runtime.core.api.config.MuleConfiguration;
import org.mule.runtime.core.api.transformer.TransformerException;
import org.mule.tck.junit4.AbstractMuleTestCase;
import org.mule.tck.size.SmallTest;
import com.google.common.base.Charsets;
import java.nio.charset.Charset;
import org.junit.Before;
import org.junit.Test;
@SmallTest
public class TransformerSourceTypeEnforcementTestCase extends AbstractMuleTestCase {
private MuleContext muleContext = mock(MuleContext.class);
private MuleConfiguration muleConfiguration = mock(MuleConfiguration.class);
@Before
public void setUp() throws Exception {
when(muleConfiguration.getDefaultEncoding()).thenReturn(Charsets.UTF_8.name());
when(muleContext.getConfiguration()).thenReturn(muleConfiguration);
}
@Test
public void rejectsBadInputIfEnforcementOn() throws TransformerException {
AbstractTransformer transformer = createDummyTransformer(true);
try {
transformer.transform("TEST");
fail("Transformation should fail because source type is not supported");
} catch (TransformerException expected) {
}
}
@Test
public void rejectsBadInputUsingDefaultEnforcement() throws TransformerException {
AbstractTransformer transformer = createDummyTransformer(true);
try {
transformer.transform("TEST");
fail("Transformation should fail because source type is not supported");
} catch (TransformerException expected) {
}
}
@Test
public void transformsValidSourceTypeWithNoCheckForEnforcement() throws TransformerException {
AbstractTransformer transformer = createDummyTransformer(true);
transformer.sourceTypes.add(DataType.STRING);
transformer.setReturnDataType(DataType.STRING);
when(muleContext.getConfiguration()).thenReturn(muleConfiguration);
Object result = transformer.transform("TEST");
assertEquals("TRANSFORMED", result);
}
private AbstractTransformer createDummyTransformer(boolean ignoreBadInput) {
AbstractTransformer result = new AbstractTransformer() {
@Override
protected Object doTransform(Object src, Charset enc) throws TransformerException {
return "TRANSFORMED";
}
};
result.sourceTypes.add(DataType.BYTE_ARRAY);
result.setMuleContext(muleContext);
result.setIgnoreBadInput(ignoreBadInput);
return result;
}
}