@Test
public void testExtractResponseOptionReturnType() throws JAXBException,
		IOException {

	// Arrange
	String expectedResponse = "LeafClass";
	AdhocQueryRequest requestMock = marshaller.unmarshalFromXml(
			AdhocQueryRequest.class,
			fileReader.readFile("unitTestAdhocQueryRequest.xml"));
	// Act
	String actualResponse = xdsbRegistryAdapterSpy
			.extractResponseOptionReturnType(requestMock);
	// Assert
	assertEquals(expectedResponse, actualResponse);
}