xref: /libCEED/tests/t100-vector.c (revision 0436c2ad4dd95c9ccd89f5346568014600de10a7)
1*0436c2adSjeremylt /// @file
2*0436c2adSjeremylt /// Test creation, setting, reading, restoring, and destroying of a vector
3*0436c2adSjeremylt /// \test Test creation, setting, reading, restoring, and destroying of a vector
4*0436c2adSjeremylt #include <ceed.h>
5*0436c2adSjeremylt 
6*0436c2adSjeremylt int main(int argc, char **argv) {
7*0436c2adSjeremylt   Ceed ceed;
8*0436c2adSjeremylt   CeedVector x;
9*0436c2adSjeremylt   CeedInt n;
10*0436c2adSjeremylt   CeedScalar a[10];
11*0436c2adSjeremylt   const CeedScalar *b;
12*0436c2adSjeremylt 
13*0436c2adSjeremylt   CeedInit(argv[1], &ceed);
14*0436c2adSjeremylt 
15*0436c2adSjeremylt   n = 10;
16*0436c2adSjeremylt   CeedVectorCreate(ceed, n, &x);
17*0436c2adSjeremylt   for (CeedInt i=0; i<n; i++)
18*0436c2adSjeremylt     a[i] = 10 + i;
19*0436c2adSjeremylt   CeedVectorSetArray(x, CEED_MEM_HOST, CEED_USE_POINTER, a);
20*0436c2adSjeremylt 
21*0436c2adSjeremylt   CeedVectorGetArrayRead(x, CEED_MEM_HOST, &b);
22*0436c2adSjeremylt   for (CeedInt i=0; i<n; i++)
23*0436c2adSjeremylt     if (b[i] != 10+i)
24*0436c2adSjeremylt       // LCOV_EXCL_START
25*0436c2adSjeremylt       printf("Error reading array b[%d] = %f",i,(double)b[i]);
26*0436c2adSjeremylt   // LCOV_EXCL_STOP
27*0436c2adSjeremylt   CeedVectorRestoreArrayRead(x, &b);
28*0436c2adSjeremylt 
29*0436c2adSjeremylt   CeedVectorDestroy(&x);
30*0436c2adSjeremylt   CeedDestroy(&ceed);
31*0436c2adSjeremylt   return 0;
32*0436c2adSjeremylt }
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