@Test
public void testMixinJson() throws Exception
{
MuleClient muleClient = new MuleClient(muleContext);
ExternalItem payload = new ExternalItem();
payload.setItemNumber("1234");
payload.setUnwantedValue("notWanted");
MuleMessage result = muleClient.send("vm://json-marshalling-mixin.in", payload, null);
assertThat(result, is(notNullValue()));
assertThat(result.getPayload(), is(notNullValue()));
assertThat(result.getPayload(), is(instanceOf(ExternalItem.class)));