@Test
public void testIsSoapMessage() throws Exception {

    //GIVEN
    //WHEN
    boolean soapResult = underTest.isSoapMessage(requestOf(soapMessage()));
    boolean jsonResult = underTest.isSoapMessage(requestOf("{\"property\":\"value\"}"));
    boolean xmlResult = underTest.isSoapMessage(requestOf("<root><child></child></root>"));
    //THEN
    assertTrue(soapResult);
    assertFalse(jsonResult);
    assertFalse(xmlResult);
}