final List<BatchRequest> requestList = new ArrayList<>();
requestList.add(batchTest);
// Call the BatchApiService using mocked objects
final List<BatchResponse> result = serviceTest.handleBatchRequestsWithoutEnclosingTransaction(requestList, uriInfo);
// Verifies whether handleBatchRequests() function of BatchApiService
// was called
Mockito.verify(serviceTest).handleBatchRequestsWithoutEnclosingTransaction(requestList, uriInfo);