| 1 | package coreunix |
| 2 | |
| 3 | import ( |
| 4 | "bytes" |
| 5 | "context" |
| 6 | "io" |
| 7 | "testing" |
| 8 | |
| 9 | bserv "github.com/ipfs/boxo/blockservice" |
| 10 | merkledag "github.com/ipfs/boxo/ipld/merkledag" |
| 11 | ft "github.com/ipfs/boxo/ipld/unixfs" |
| 12 | importer "github.com/ipfs/boxo/ipld/unixfs/importer" |
| 13 | uio "github.com/ipfs/boxo/ipld/unixfs/io" |
| 14 | core "github.com/ipfs/kubo/core" |
| 15 | |
| 16 | bstore "github.com/ipfs/boxo/blockstore" |
| 17 | chunker "github.com/ipfs/boxo/chunker" |
| 18 | offline "github.com/ipfs/boxo/exchange/offline" |
| 19 | cid "github.com/ipfs/go-cid" |
| 20 | ds "github.com/ipfs/go-datastore" |
| 21 | dssync "github.com/ipfs/go-datastore/sync" |
| 22 | ipld "github.com/ipfs/go-ipld-format" |
| 23 | "github.com/ipfs/go-test/random" |
| 24 | ) |
| 25 | |
| 26 | func getDagserv(t *testing.T) ipld.DAGService { |
| 27 | db := dssync.MutexWrap(ds.NewMapDatastore()) |
| 28 | bs := bstore.NewBlockstore(db) |
| 29 | blockserv := bserv.New(bs, offline.Exchange(bs)) |
| 30 | return merkledag.NewDAGService(blockserv) |
| 31 | } |
| 32 | |
| 33 | func TestMetadata(t *testing.T) { |
| 34 | ctx := context.Background() |
| 35 | // Make some random node |
| 36 | ds := getDagserv(t) |
| 37 | data := make([]byte, 1000) |
| 38 | _, err := io.ReadFull(random.NewRand(), data) |
| 39 | if err != nil { |
| 40 | t.Fatal(err) |
| 41 | } |
| 42 | r := bytes.NewReader(data) |
| 43 | nd, err := importer.BuildDagFromReader(ds, chunker.DefaultSplitter(r)) |
| 44 | if err != nil { |
| 45 | t.Fatal(err) |
| 46 | } |
| 47 | |
| 48 | c := nd.Cid() |
| 49 | |
| 50 | m := new(ft.Metadata) |
| 51 | m.MimeType = "THIS IS A TEST" |
| 52 | |
| 53 | // Such effort, many compromise |
| 54 | ipfsnode := &core.IpfsNode{DAG: ds} |
| 55 | |
| 56 | mdk, err := AddMetadataTo(ipfsnode, c.String(), m) |
| 57 | if err != nil { |
| 58 | t.Fatal(err) |
| 59 | } |
| 60 | |
| 61 | rec, err := Metadata(ipfsnode, mdk) |
| 62 | if err != nil { |
| 63 | t.Fatal(err) |
| 64 | } |
| 65 | if rec.MimeType != m.MimeType { |
| 66 | t.Fatalf("something went wrong in conversion: '%s' != '%s'", rec.MimeType, m.MimeType) |
| 67 | } |
| 68 | |
| 69 | cdk, err := cid.Decode(mdk) |
| 70 | if err != nil { |
| 71 | t.Fatal(err) |
| 72 | } |
| 73 | |
| 74 | retnode, err := ds.Get(ctx, cdk) |
| 75 | if err != nil { |
| 76 | t.Fatal(err) |
| 77 | } |
| 78 | |
| 79 | rtnpb, ok := retnode.(*merkledag.ProtoNode) |
| 80 | if !ok { |
| 81 | t.Fatal("expected protobuf node") |
| 82 | } |
| 83 | |
| 84 | ndr, err := uio.NewDagReader(ctx, rtnpb, ds) |
| 85 | if err != nil { |
| 86 | t.Fatal(err) |
| 87 | } |
| 88 | |
| 89 | out, err := io.ReadAll(ndr) |
| 90 | if err != nil { |
| 91 | t.Fatal(err) |
| 92 | } |
| 93 | |
| 94 | if !bytes.Equal(out, data) { |
| 95 | t.Fatal("read incorrect data") |
| 96 | } |
| 97 | } |