import com.eviware.soapui.support.types.StringToStringMap 


//String to object map
// read the header - cookie
// set the header

def headers = testRunner.testCase.testSuite.getTestCaseByName("SwitchUser").getTestStepByName("SwitchUserReq").testRequest.response.responseHeaders["Set-Cookie"]



log.info headers
log.info headers.get(0)
log.info headers.get(1)
log.info headers.get(2)
//log.info headers.get(3)

//set in request

def reqheaders = new StringToStringMap()
reqheaders.put("Cookie",headers.get(0)+";"+headers.get(1)+";"+headers.get(2))
testRunner.testCase.getTestStepByName("LoginReq").testRequest.setRequestHeaders(reqheaders)