int test_pluq_solve_left(rci_t m, rci_t n, int offsetA, int offsetB) {
mzd_t* Abase = mzd_init(2048, 2048);
mzd_t* Bbase = mzd_init(2048, 2048);
mzd_randomize(Abase);
mzd_randomize(Bbase);
mzd_t* A = mzd_init_window(Abase, 0, offsetA, m, m + offsetA);
mzd_t* B = mzd_init_window(Bbase, 0, offsetB, m, n + offsetB);
// copy B
mzd_t* Bcopy = mzd_init(B->nrows, B->ncols);
for (rci_t i = 0; i < B->nrows; ++i)
for (rci_t j = 0; j < B->ncols; ++j)
mzd_write_bit(Bcopy,i,j, mzd_read_bit (B,i,j));
for (rci_t i = 0; i < m; ++i) {
mzd_write_bit(A,i,i, 1);
}
mzd_t *Acopy = mzd_copy(NULL, A);
rci_t r = mzd_echelonize(Acopy,1);
printf("solve_left m: %4d, n: %4d, r: %4d da: %4d db: %4d ", m, n, r, offsetA, offsetB);
mzd_free(Acopy);
Acopy = mzd_copy(NULL, A);
int consistency = mzd_solve_left(A, B, 0, 1);
//copy B
mzd_t *X = mzd_init(B->nrows,B->ncols);
for (rci_t i = 0; i < B->nrows; ++i)
for (rci_t j = 0; j < B->ncols; ++j)
mzd_write_bit(X,i,j, mzd_read_bit (B,i,j));
mzd_t *B1 = mzd_mul(NULL, Acopy, X, 0);
mzd_t *Z = mzd_add(NULL, Bcopy, B1);
int status = 0;
if(consistency == 0) {
status = 1 - mzd_is_zero(Z);
if (status == 0) {
printf("passed\n");
} else {
printf("FAILED\n");
}
} else {
printf("skipped (no solution)\n");
}
mzd_free(Bcopy);
mzd_free(B1);
mzd_free(Z);
mzd_free_window(A);
mzd_free_window(B);
mzd_free(Acopy);
mzd_free(Abase);
mzd_free(Bbase);
mzd_free(X);
return status;
}
/*
* Class: m4rjni_Mzd
* Method: mzd_solve_left
* Signature: (JJIZ)I
*/
JNIEXPORT jint JNICALL Java_m4rjni_Mzd_mzd_1solve_1left(JNIEnv *env, jclass obj, jlong Aptr, jlong Bptr, jint cutoff, jboolean inconsistency_check) {
mzd_t *A = (mzd_t*)Aptr;
mzd_t *B = (mzd_t*)Bptr;
if (A==NULL || B==NULL) return -1;
return mzd_solve_left(A,B,cutoff,inconsistency_check);
}
