1 2 static char help[] = "Tests PetscOptionsPushGetViewerOff() via checking output of PetscViewerASCIIPrintf().\n\n"; 3 4 #include <petscviewer.h> 5 6 int main(int argc,char **args) 7 { 8 PetscViewer viewer; 9 PetscErrorCode ierr; 10 PetscViewerFormat format; 11 PetscBool iascii; 12 13 ierr = PetscInitialize(&argc,&args,(char*)0,help);if (ierr) return ierr; 14 CHKERRQ(PetscOptionsGetViewer(PETSC_COMM_WORLD,NULL,NULL,"-myviewer",&viewer,&format,NULL)); 15 CHKERRQ(PetscObjectTypeCompare((PetscObject)viewer,PETSCVIEWERASCII,&iascii)); 16 if (iascii) { 17 PetscBool flg; 18 CHKERRQ(PetscViewerPushFormat(viewer,format)); 19 CHKERRQ(PetscViewerASCIIPrintf(viewer,"Testing PetscViewerASCIIPrintf %d\n", 0)); 20 CHKERRQ(PetscViewerPopFormat(viewer)); 21 CHKERRQ(PetscViewerDestroy(&viewer)); 22 CHKERRQ(PetscOptionsPushGetViewerOff(PETSC_TRUE)); 23 CHKERRQ(PetscOptionsGetViewer(PETSC_COMM_WORLD,NULL,NULL,"-myviewer",&viewer,&format,&flg)); 24 PetscCheck(!flg,PETSC_COMM_SELF,PETSC_ERR_ARG_WRONGSTATE,"Pushed viewer off, but viewer was set"); 25 if (viewer) { 26 CHKERRQ(PetscViewerPushFormat(viewer,format)); 27 CHKERRQ(PetscViewerASCIIPrintf(viewer,"Testing PetscViewerASCIIPrintf %d\n", 1)); 28 CHKERRQ(PetscViewerPopFormat(viewer)); 29 } 30 CHKERRQ(PetscOptionsPopGetViewerOff()); 31 CHKERRQ(PetscOptionsGetViewer(PETSC_COMM_WORLD,NULL,NULL,"-myviewer",&viewer,&format,&flg)); 32 CHKERRQ(PetscViewerPushFormat(viewer,format)); 33 CHKERRQ(PetscViewerASCIIPrintf(viewer,"Testing PetscViewerASCIIPrintf %d\n", 2)); 34 CHKERRQ(PetscViewerPopFormat(viewer)); 35 } 36 CHKERRQ(PetscViewerDestroy(&viewer)); 37 ierr = PetscFinalize(); 38 return ierr; 39 } 40 41 /*TEST 42 43 test: 44 args: -myviewer 45 46 TEST*/ 47