xref: /petsc/src/sys/tests/ex7.c (revision 9566063d113dddea24716c546802770db7481bc0)
1c4762a1bSJed Brown 
2c4762a1bSJed Brown static char help[] = "Tests PetscSortIntWithPermutation().\n\n";
3c4762a1bSJed Brown 
4c4762a1bSJed Brown #include <petscsys.h>
5c4762a1bSJed Brown 
6c4762a1bSJed Brown int main(int argc,char **argv)
7c4762a1bSJed Brown {
8c4762a1bSJed Brown   PetscInt       i;
9c4762a1bSJed Brown   PetscInt       x[]  = {39, 9, 39, 39, 29},index[5];
10c4762a1bSJed Brown   PetscInt       x2[] = {39, 9, 19, 39, 29, 39, 29, 39},index2[8];
11c4762a1bSJed Brown 
12*9566063dSJacob Faibussowitsch   PetscCall(PetscInitialize(&argc,&argv,(char*)0,help));
13*9566063dSJacob Faibussowitsch   PetscCall(PetscPrintf(PETSC_COMM_SELF,"1st test\n"));
14c4762a1bSJed Brown   for (i=0; i<5; i++) index[i] = i;
15*9566063dSJacob Faibussowitsch   PetscCall(PetscSortIntWithPermutation(5, x, index));
16*9566063dSJacob Faibussowitsch   for (i=0; i<5; i++) PetscCall(PetscPrintf(PETSC_COMM_SELF," %" PetscInt_FMT "     %" PetscInt_FMT "     %" PetscInt_FMT "\n",x[i], index[i],x[index[i]]));
17c4762a1bSJed Brown 
18*9566063dSJacob Faibussowitsch   PetscCall(PetscPrintf(PETSC_COMM_SELF,"\n2nd test\n"));
19c4762a1bSJed Brown   for (i=0; i<8; i++) index2[i] = i;
20*9566063dSJacob Faibussowitsch   PetscCall(PetscSortIntWithPermutation(8, x2, index2));
21*9566063dSJacob Faibussowitsch   for (i=0; i<8; i++) PetscCall(PetscPrintf(PETSC_COMM_SELF," %" PetscInt_FMT "     %" PetscInt_FMT "     %" PetscInt_FMT "\n",x2[i], index2[i],x2[index2[i]]));
22*9566063dSJacob Faibussowitsch   PetscCall(PetscFinalize());
23b122ec5aSJacob Faibussowitsch   return 0;
24c4762a1bSJed Brown }
25c4762a1bSJed Brown 
26c4762a1bSJed Brown /*TEST
27c4762a1bSJed Brown 
28c4762a1bSJed Brown    test:
29c4762a1bSJed Brown 
30c4762a1bSJed Brown TEST*/
31