Actual source code: ex140.c
1: static char help[] = "Tests MATPYTHON from C\n\n";
3: #include <petscmat.h>
4: /* MATPYTHON has support for wrapping these operations
5: MatHasOperation_Python inspects the user's Python class and checks
6: if the methods are provided */
7: MatOperation optenum[] = {MATOP_MULT, MATOP_MULT_ADD, MATOP_MULT_TRANSPOSE, MATOP_MULT_TRANSPOSE_ADD, MATOP_SOLVE, MATOP_SOLVE_ADD, MATOP_SOLVE_TRANSPOSE, MATOP_SOLVE_TRANSPOSE_ADD, MATOP_SOR, MATOP_GET_DIAGONAL, MATOP_DIAGONAL_SCALE, MATOP_NORM, MATOP_ZERO_ENTRIES, MATOP_GET_DIAGONAL_BLOCK, MATOP_DUPLICATE, MATOP_COPY, MATOP_SCALE, MATOP_SHIFT, MATOP_DIAGONAL_SET, MATOP_ZERO_ROWS_COLUMNS, MATOP_CREATE_SUBMATRIX, MATOP_CREATE_VECS, MATOP_CONJUGATE, MATOP_REAL_PART, MATOP_IMAGINARY_PART, MATOP_MISSING_DIAGONAL, MATOP_MULT_DIAGONAL_BLOCK, MATOP_MULT_HERMITIAN_TRANSPOSE, MATOP_MULT_HERMITIAN_TRANS_ADD};
9: /* Name of the methods in the user's Python class */
10: const char *const optstr[] = {"mult", "multAdd", "multTranspose", "multTransposeAdd", "solve", "solveAdd", "solveTranspose", "solveTransposeAdd", "SOR", "getDiagonal", "diagonalScale", "norm", "zeroEntries", "getDiagonalBlock", "duplicate", "copy", "scale", "shift", "setDiagonal", "zeroRowsColumns", "createSubMatrix", "getVecs", "conjugate", "realPart", "imagPart", "missingDiagonal", "multDiagonalBlock", "multHermitian", "multHermitianAdd"};
12: PetscErrorCode RunHasOperationTest()
13: {
14: Mat A;
15: PetscInt matop, nop = PETSC_STATIC_ARRAY_LENGTH(optenum);
17: PetscFunctionBegin;
18: for (matop = 0; matop < nop; matop++) {
19: char opts[256];
20: PetscBool hasop;
21: PetscInt i;
23: PetscCall(PetscSNPrintf(opts, 256, "-enable %s", optstr[matop]));
24: PetscCall(PetscPrintf(PETSC_COMM_WORLD, "Testing with %s\n", opts));
25: PetscCall(MatCreate(PETSC_COMM_WORLD, &A));
26: PetscCall(MatSetSizes(A, PETSC_DECIDE, PETSC_DECIDE, 0, 0));
27: PetscCall(MatSetType(A, MATPYTHON));
28: PetscCall(MatPythonSetType(A, "ex140.py:Matrix"));
29: /* default case, no user implementation */
30: for (i = 0; i < nop; i++) {
31: PetscCall(MatHasOperation(A, optenum[i], &hasop));
32: if (hasop) {
33: PetscCall(PetscPrintf(PETSC_COMM_WORLD, " Error: %s present\n", optstr[i]));
34: } else {
35: PetscCall(PetscPrintf(PETSC_COMM_WORLD, " Pass: %s\n", optstr[i]));
36: }
37: }
38: /* customize Matrix class at a later stage and add support for optenum[matop] */
39: PetscCall(PetscOptionsInsertString(NULL, opts));
40: PetscCall(MatSetFromOptions(A));
41: for (i = 0; i < nop; i++) {
42: PetscCall(MatHasOperation(A, optenum[i], &hasop));
43: if (hasop && i != matop) {
44: PetscCall(PetscPrintf(PETSC_COMM_WORLD, " Error: %s present\n", optstr[i]));
45: } else if (!hasop && i == matop) {
46: PetscCall(PetscPrintf(PETSC_COMM_WORLD, " Error: %s not present\n", optstr[i]));
47: } else {
48: PetscCall(PetscPrintf(PETSC_COMM_WORLD, " Pass: %s\n", optstr[i]));
49: }
50: }
51: PetscCall(MatDestroy(&A));
52: PetscCall(PetscOptionsClearValue(NULL, opts));
53: }
54: PetscFunctionReturn(PETSC_SUCCESS);
55: }
57: int main(int argc, char **argv)
58: {
59: PetscFunctionBeginUser;
60: PetscCall(PetscInitialize(&argc, &argv, (char *)0, help));
61: PetscCall(PetscPythonInitialize(NULL, NULL));
62: PetscCall(RunHasOperationTest());
63: PetscCall(PetscPythonPrintError());
64: PetscCall(PetscFinalize());
65: return 0;
66: }
68: /*TEST
70: test:
71: requires: petsc4py
72: localrunfiles: ex140.py
74: TEST*/