func add(n *core.IpfsNode, readers []io.Reader) ([]*dag.Node, error) {
mp, ok := n.Pinning.(pinning.ManualPinner)
if !ok {
return nil, errors.New("invalid pinner type! expected manual pinner")
}
dagnodes := make([]*dag.Node, 0)
for _, reader := range readers {
node, err := importer.BuildDagFromReader(reader, n.DAG, mp, chunk.DefaultSplitter)
if err != nil {
return nil, err
}
dagnodes = append(dagnodes, node)
}
return dagnodes, nil
}
func getNode(t *testing.T, dserv mdag.DAGService, size int64) ([]byte, *mdag.Node) {
in := io.LimitReader(u.NewTimeSeededRand(), size)
node, err := imp.BuildDagFromReader(in, dserv, nil, &chunk.SizeSplitter{500})
if err != nil {
t.Fatal(err)
}
dr, err := NewDagReader(node, dserv)
if err != nil {
t.Fatal(err)
}
b, err := ioutil.ReadAll(dr)
if err != nil {
t.Fatal(err)
}
return b, node
}