xref: /petsc/src/sys/classes/viewer/tests/ex5.c (revision 9566063d113dddea24716c546802770db7481bc0)
1c4762a1bSJed Brown 
2c4762a1bSJed Brown static char help[] = "Tests PetscOptionsPushGetViewerOff() via checking output of PetscViewerASCIIPrintf().\n\n";
3c4762a1bSJed Brown 
4c4762a1bSJed Brown #include <petscviewer.h>
5c4762a1bSJed Brown 
6c4762a1bSJed Brown int main(int argc,char **args)
7c4762a1bSJed Brown {
8c4762a1bSJed Brown   PetscViewer       viewer;
9c4762a1bSJed Brown   PetscViewerFormat format;
10c4762a1bSJed Brown   PetscBool         iascii;
11c4762a1bSJed Brown 
12*9566063dSJacob Faibussowitsch   PetscCall(PetscInitialize(&argc,&args,(char*)0,help));
13*9566063dSJacob Faibussowitsch   PetscCall(PetscOptionsGetViewer(PETSC_COMM_WORLD,NULL,NULL,"-myviewer",&viewer,&format,NULL));
14*9566063dSJacob Faibussowitsch   PetscCall(PetscObjectTypeCompare((PetscObject)viewer,PETSCVIEWERASCII,&iascii));
15c4762a1bSJed Brown   if (iascii) {
16c4762a1bSJed Brown     PetscBool flg;
17*9566063dSJacob Faibussowitsch     PetscCall(PetscViewerPushFormat(viewer,format));
18*9566063dSJacob Faibussowitsch     PetscCall(PetscViewerASCIIPrintf(viewer,"Testing PetscViewerASCIIPrintf %d\n", 0));
19*9566063dSJacob Faibussowitsch     PetscCall(PetscViewerPopFormat(viewer));
20*9566063dSJacob Faibussowitsch     PetscCall(PetscViewerDestroy(&viewer));
21*9566063dSJacob Faibussowitsch     PetscCall(PetscOptionsPushGetViewerOff(PETSC_TRUE));
22*9566063dSJacob Faibussowitsch     PetscCall(PetscOptionsGetViewer(PETSC_COMM_WORLD,NULL,NULL,"-myviewer",&viewer,&format,&flg));
2328b400f6SJacob Faibussowitsch     PetscCheck(!flg,PETSC_COMM_SELF,PETSC_ERR_ARG_WRONGSTATE,"Pushed viewer off, but viewer was set");
24c4762a1bSJed Brown     if (viewer) {
25*9566063dSJacob Faibussowitsch       PetscCall(PetscViewerPushFormat(viewer,format));
26*9566063dSJacob Faibussowitsch       PetscCall(PetscViewerASCIIPrintf(viewer,"Testing PetscViewerASCIIPrintf %d\n", 1));
27*9566063dSJacob Faibussowitsch       PetscCall(PetscViewerPopFormat(viewer));
28c4762a1bSJed Brown     }
29*9566063dSJacob Faibussowitsch     PetscCall(PetscOptionsPopGetViewerOff());
30*9566063dSJacob Faibussowitsch     PetscCall(PetscOptionsGetViewer(PETSC_COMM_WORLD,NULL,NULL,"-myviewer",&viewer,&format,&flg));
31*9566063dSJacob Faibussowitsch     PetscCall(PetscViewerPushFormat(viewer,format));
32*9566063dSJacob Faibussowitsch     PetscCall(PetscViewerASCIIPrintf(viewer,"Testing PetscViewerASCIIPrintf %d\n", 2));
33*9566063dSJacob Faibussowitsch     PetscCall(PetscViewerPopFormat(viewer));
34c4762a1bSJed Brown   }
35*9566063dSJacob Faibussowitsch   PetscCall(PetscViewerDestroy(&viewer));
36*9566063dSJacob Faibussowitsch   PetscCall(PetscFinalize());
37b122ec5aSJacob Faibussowitsch   return 0;
38c4762a1bSJed Brown }
39c4762a1bSJed Brown 
40c4762a1bSJed Brown /*TEST
41c4762a1bSJed Brown 
42c4762a1bSJed Brown    test:
43c4762a1bSJed Brown       args: -myviewer
44c4762a1bSJed Brown 
45c4762a1bSJed Brown TEST*/
46