xref: /libCEED/tests/t100-vector.c (revision 49aac155e7a09736f56fb3abac0f57dab29f7cbf) !
10436c2adSjeremylt /// @file
20436c2adSjeremylt /// Test creation, setting, reading, restoring, and destroying of a vector
30436c2adSjeremylt /// \test Test creation, setting, reading, restoring, and destroying of a vector
40436c2adSjeremylt #include <ceed.h>
5*49aac155SJeremy L Thompson #include <stdio.h>
60436c2adSjeremylt 
70436c2adSjeremylt int main(int argc, char **argv) {
80436c2adSjeremylt   Ceed       ceed;
90436c2adSjeremylt   CeedVector x;
104fee36f0SJeremy L Thompson   CeedInt    len = 10;
114fee36f0SJeremy L Thompson   CeedScalar array[len];
120436c2adSjeremylt 
130436c2adSjeremylt   CeedInit(argv[1], &ceed);
140436c2adSjeremylt 
154fee36f0SJeremy L Thompson   CeedVectorCreate(ceed, len, &x);
164fee36f0SJeremy L Thompson   for (CeedInt i = 0; i < len; i++) array[i] = len + i;
174fee36f0SJeremy L Thompson   CeedVectorSetArray(x, CEED_MEM_HOST, CEED_USE_POINTER, array);
180436c2adSjeremylt 
194fee36f0SJeremy L Thompson   {
204fee36f0SJeremy L Thompson     const CeedScalar *read_array;
214fee36f0SJeremy L Thompson 
224fee36f0SJeremy L Thompson     CeedVectorGetArrayRead(x, CEED_MEM_HOST, &read_array);
234fee36f0SJeremy L Thompson     for (CeedInt i = 0; i < len; i++) {
244fee36f0SJeremy L Thompson       if (read_array[i] != len + i) printf("Error reading array[%" CeedInt_FMT "] = %f\n", i, (CeedScalar)read_array[i]);
252b730f8bSJeremy L Thompson     }
264fee36f0SJeremy L Thompson     CeedVectorRestoreArrayRead(x, &read_array);
274fee36f0SJeremy L Thompson   }
280436c2adSjeremylt 
290436c2adSjeremylt   CeedVectorDestroy(&x);
300436c2adSjeremylt   CeedDestroy(&ceed);
310436c2adSjeremylt   return 0;
320436c2adSjeremylt }
33