mock.expectedHeaderReceived("hl7.msh.sendingApplication", "MYSERVER");
mock.expectedHeaderReceived("hl7.msh.sendingFacility", "MYSENDERAPP");
mock.expectedHeaderReceived("hl7.msh.receivingApplication", "MYCLIENT");
mock.expectedHeaderReceived("hl7.msh.receivingFacility", "MYCLIENTAPP");
mock.expectedHeaderReceived("hl7.msh.timestamp", "200612211200");
mock.expectedHeaderReceived("hl7.msh.security", null);
mock.expectedHeaderReceived("hl7.msh.messageType", "QRY");
mock.expectedHeaderReceived("hl7.msh.triggerEvent", "A19");
mock.expectedHeaderReceived("hl7.msh.messageType", "QRY");
mock.expectedHeaderReceived("hl7.msh.triggerEvent", "A19");