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 ierr = PetscOptionsGetViewer(PETSC_COMM_WORLD,NULL,NULL,"-myviewer",&viewer,&format,NULL);CHKERRQ(ierr); 15 ierr = PetscObjectTypeCompare((PetscObject)viewer,PETSCVIEWERASCII,&iascii);CHKERRQ(ierr); 16 if (iascii) { 17 PetscBool flg; 18 ierr = PetscViewerPushFormat(viewer,format);CHKERRQ(ierr); 19 ierr = PetscViewerASCIIPrintf(viewer,"Testing PetscViewerASCIIPrintf %d\n", 0);CHKERRQ(ierr); 20 ierr = PetscViewerPopFormat(viewer);CHKERRQ(ierr); 21 ierr = PetscViewerDestroy(&viewer);CHKERRQ(ierr); 22 ierr = PetscOptionsPushGetViewerOff(PETSC_TRUE);CHKERRQ(ierr); 23 ierr = PetscOptionsGetViewer(PETSC_COMM_WORLD,NULL,NULL,"-myviewer",&viewer,&format,&flg);CHKERRQ(ierr); 24 if (flg) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_ARG_WRONGSTATE,"Pushed viewer off, but viewer was set\n"); 25 if (viewer) { 26 ierr = PetscViewerPushFormat(viewer,format);CHKERRQ(ierr); 27 ierr = PetscViewerASCIIPrintf(viewer,"Testing PetscViewerASCIIPrintf %d\n", 1);CHKERRQ(ierr); 28 ierr = PetscViewerPopFormat(viewer);CHKERRQ(ierr); 29 } 30 ierr = PetscOptionsPopGetViewerOff();CHKERRQ(ierr); 31 ierr = PetscOptionsGetViewer(PETSC_COMM_WORLD,NULL,NULL,"-myviewer",&viewer,&format,&flg);CHKERRQ(ierr); 32 ierr = PetscViewerPushFormat(viewer,format);CHKERRQ(ierr); 33 ierr = PetscViewerASCIIPrintf(viewer,"Testing PetscViewerASCIIPrintf %d\n", 2);CHKERRQ(ierr); 34 ierr = PetscViewerPopFormat(viewer);CHKERRQ(ierr); 35 } 36 ierr = PetscViewerDestroy(&viewer);CHKERRQ(ierr); 37 ierr = PetscFinalize(); 38 return ierr; 39 } 40 41 42 /*TEST 43 44 test: 45 args: -myviewer 46 47 TEST*/ 48