#include <iBase.h>
#include <iMesh.h>
#include <stdio.h>
#include <assert.h>

int main()
{
    iMesh_Instance mesh;
    int err;

    double coords[] = { 0,0,0, 1,1,1 };

    iBase_EntityHandle *verts = NULL;
    int verts_alloc = 0,verts_size;

    iBase_EntityHandle line;
    int status;

    iBase_EntityHandle *adj = NULL;
    int adj_alloc = 0,adj_size;

    iMesh_newMesh("",&mesh,&err,0);
    assert(!err);

    iMesh_createVtxArr(mesh,2,iBase_INTERLEAVED,coords,6,&verts,&verts_alloc,
                       &verts_size,&err);
    assert(!err);

    iMesh_createEnt(mesh,iMesh_LINE_SEGMENT,verts,2,&line,&status,&err);
    assert(!err && !status);

    iMesh_getEntAdj(mesh,verts[0],iBase_ALL_TYPES,&adj,&adj_alloc,&adj_size,
                    &err);
    assert(!err);
    if(adj_size == 1 && adj[0] == line)
        printf("Good: found adjacency for vertex\n");
    else
        printf("Bad: couldn't find adjacency for vertex\n");

    free(adj);
    adj_alloc = adj = 0;

    iMesh_getEntAdj(mesh,line,iBase_ALL_TYPES,&adj,&adj_alloc,&adj_size,
                    &err);
    assert(!err);
    if(adj_size == 2 && ((adj[0] == verts[0] && adj[1] == verts[1]) ||
                         (adj[0] == verts[1] && adj[1] == verts[0])) )
        printf("Good: found adjacencies for line\n");
    else
        printf("Bad: couldn't find adjacencies for line\n");

    iMesh_dtor(mesh,&err);
    assert(!err);

}