xref: /petsc/src/vec/is/tests/ex3.c (revision 5f80ce2ab25dff0f4601e710601cbbcecf323266)
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2c4762a1bSJed Brown static char help[]= "Tests ISSetBlockSize() on ISBlock().\n\n";
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4c4762a1bSJed Brown #include <petscis.h>
5c4762a1bSJed Brown #include <petscviewer.h>
6c4762a1bSJed Brown 
7c4762a1bSJed Brown int main(int argc,char **argv)
8c4762a1bSJed Brown {
9c4762a1bSJed Brown   PetscErrorCode         ierr;
10c4762a1bSJed Brown   PetscInt               bs = 2,n = 3,ix[3] = {1,7,9};
11c4762a1bSJed Brown   const PetscInt         *indices;
12c4762a1bSJed Brown   IS                     is;
13c4762a1bSJed Brown   PetscBool              broken = PETSC_FALSE;
14c4762a1bSJed Brown 
15c4762a1bSJed Brown   ierr = PetscInitialize(&argc,&argv,(char*)0,help);if (ierr) return ierr;
16*5f80ce2aSJacob Faibussowitsch   CHKERRQ(PetscOptionsGetBool(NULL,NULL,"-broken",&broken,NULL));
17*5f80ce2aSJacob Faibussowitsch   CHKERRQ(ISCreateBlock(PETSC_COMM_SELF,bs,n,ix,PETSC_COPY_VALUES,&is));
18*5f80ce2aSJacob Faibussowitsch   CHKERRQ(ISGetIndices(is,&indices));
19*5f80ce2aSJacob Faibussowitsch   CHKERRQ(PetscIntView(bs*3,indices,NULL));
20*5f80ce2aSJacob Faibussowitsch   CHKERRQ(ISRestoreIndices(is,&indices));
21c4762a1bSJed Brown   if (broken) {
22*5f80ce2aSJacob Faibussowitsch     CHKERRQ(ISSetBlockSize(is,3));
23*5f80ce2aSJacob Faibussowitsch     CHKERRQ(ISGetIndices(is,&indices));
24*5f80ce2aSJacob Faibussowitsch     CHKERRQ(PetscIntView(bs*3,indices,NULL));
25*5f80ce2aSJacob Faibussowitsch     CHKERRQ(ISRestoreIndices(is,&indices));
26c4762a1bSJed Brown   }
27*5f80ce2aSJacob Faibussowitsch   CHKERRQ(ISDestroy(&is));
28c4762a1bSJed Brown 
29c4762a1bSJed Brown   ierr = PetscFinalize();
30c4762a1bSJed Brown   return ierr;
31c4762a1bSJed Brown }
32c4762a1bSJed Brown 
33c4762a1bSJed Brown /*TEST
34c4762a1bSJed Brown 
35c4762a1bSJed Brown    test:
36c4762a1bSJed Brown 
37c4762a1bSJed Brown    test:
38c4762a1bSJed Brown      suffix: 2
39c4762a1bSJed Brown      args:  -broken
40c4762a1bSJed Brown      filter: Error: grep -o  "[0]PETSC ERROR: Object is in wrong state"
41c4762a1bSJed Brown 
42c4762a1bSJed Brown TEST*/
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