xref: /petsc/src/sys/classes/viewer/tests/ex5.c (revision 2c71b3e237ead271e4f3aa1505f92bf476e3413d)
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   PetscErrorCode    ierr;
10c4762a1bSJed Brown   PetscViewerFormat format;
11c4762a1bSJed Brown   PetscBool         iascii;
12c4762a1bSJed Brown 
13c4762a1bSJed Brown   ierr = PetscInitialize(&argc,&args,(char*)0,help);if (ierr) return ierr;
14c4762a1bSJed Brown   ierr = PetscOptionsGetViewer(PETSC_COMM_WORLD,NULL,NULL,"-myviewer",&viewer,&format,NULL);CHKERRQ(ierr);
15c4762a1bSJed Brown   ierr = PetscObjectTypeCompare((PetscObject)viewer,PETSCVIEWERASCII,&iascii);CHKERRQ(ierr);
16c4762a1bSJed Brown   if (iascii) {
17c4762a1bSJed Brown     PetscBool flg;
18c4762a1bSJed Brown     ierr = PetscViewerPushFormat(viewer,format);CHKERRQ(ierr);
19c4762a1bSJed Brown     ierr = PetscViewerASCIIPrintf(viewer,"Testing PetscViewerASCIIPrintf %d\n", 0);CHKERRQ(ierr);
20c4762a1bSJed Brown     ierr = PetscViewerPopFormat(viewer);CHKERRQ(ierr);
21c4762a1bSJed Brown     ierr = PetscViewerDestroy(&viewer);CHKERRQ(ierr);
22c4762a1bSJed Brown     ierr = PetscOptionsPushGetViewerOff(PETSC_TRUE);CHKERRQ(ierr);
23c4762a1bSJed Brown     ierr = PetscOptionsGetViewer(PETSC_COMM_WORLD,NULL,NULL,"-myviewer",&viewer,&format,&flg);CHKERRQ(ierr);
24*2c71b3e2SJacob Faibussowitsch     PetscCheckFalse(flg,PETSC_COMM_SELF,PETSC_ERR_ARG_WRONGSTATE,"Pushed viewer off, but viewer was set");
25c4762a1bSJed Brown     if (viewer) {
26c4762a1bSJed Brown       ierr = PetscViewerPushFormat(viewer,format);CHKERRQ(ierr);
27c4762a1bSJed Brown       ierr = PetscViewerASCIIPrintf(viewer,"Testing PetscViewerASCIIPrintf %d\n", 1);CHKERRQ(ierr);
28c4762a1bSJed Brown       ierr = PetscViewerPopFormat(viewer);CHKERRQ(ierr);
29c4762a1bSJed Brown     }
30c4762a1bSJed Brown     ierr = PetscOptionsPopGetViewerOff();CHKERRQ(ierr);
31c4762a1bSJed Brown     ierr = PetscOptionsGetViewer(PETSC_COMM_WORLD,NULL,NULL,"-myviewer",&viewer,&format,&flg);CHKERRQ(ierr);
32c4762a1bSJed Brown     ierr = PetscViewerPushFormat(viewer,format);CHKERRQ(ierr);
33c4762a1bSJed Brown     ierr = PetscViewerASCIIPrintf(viewer,"Testing PetscViewerASCIIPrintf %d\n", 2);CHKERRQ(ierr);
34c4762a1bSJed Brown     ierr = PetscViewerPopFormat(viewer);CHKERRQ(ierr);
35c4762a1bSJed Brown   }
36c4762a1bSJed Brown   ierr = PetscViewerDestroy(&viewer);CHKERRQ(ierr);
37c4762a1bSJed Brown   ierr = PetscFinalize();
38c4762a1bSJed Brown   return ierr;
39c4762a1bSJed Brown }
40c4762a1bSJed Brown 
41c4762a1bSJed Brown /*TEST
42c4762a1bSJed Brown 
43c4762a1bSJed Brown    test:
44c4762a1bSJed Brown       args: -myviewer
45c4762a1bSJed Brown 
46c4762a1bSJed Brown TEST*/
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