}
@Test
public void testInvokeNoResponse() throws Exception {
MockWebServiceMessage request = new MockWebServiceMessage("<request/>");
MessageContext messageContext = new DefaultMessageContext(request, new MockWebServiceMessageFactory());
expect(endpointMock.invoke(isA(Source.class))).andReturn(null);
replay(endpointMock);
adapter.invoke(messageContext, endpointMock);