@Test
public void testEnrichHeadersMToN() throws Exception
{
MessageEnricher enricher = new MessageEnricher();
enricher.setMuleContext(muleContext);
enricher.addEnrichExpressionPair(new EnrichExpressionPair("#[header:header1]", "#[header:myHeader1]"));
enricher.addEnrichExpressionPair(new EnrichExpressionPair("#[header:header2]", "#[header:myHeader2]"));
enricher.addEnrichExpressionPair(new EnrichExpressionPair("#[header:header3]", "#[header:myHeader3]"));
enricher.setEnrichmentMessageProcessor(new MessageProcessor()
{
public MuleEvent process(MuleEvent event) throws MuleException
{