mirror of
https://github.com/ipfs/kubo.git
synced 2025-05-17 06:57:40 +08:00
98 lines
2.0 KiB
Go
98 lines
2.0 KiB
Go
package coreunix
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import (
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"bytes"
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"context"
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"io"
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"testing"
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bserv "github.com/ipfs/boxo/blockservice"
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merkledag "github.com/ipfs/boxo/ipld/merkledag"
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ft "github.com/ipfs/boxo/ipld/unixfs"
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importer "github.com/ipfs/boxo/ipld/unixfs/importer"
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uio "github.com/ipfs/boxo/ipld/unixfs/io"
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core "github.com/ipfs/kubo/core"
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bstore "github.com/ipfs/boxo/blockstore"
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chunker "github.com/ipfs/boxo/chunker"
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offline "github.com/ipfs/boxo/exchange/offline"
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cid "github.com/ipfs/go-cid"
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ds "github.com/ipfs/go-datastore"
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dssync "github.com/ipfs/go-datastore/sync"
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ipld "github.com/ipfs/go-ipld-format"
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"github.com/ipfs/go-test/random"
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)
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func getDagserv(t *testing.T) ipld.DAGService {
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db := dssync.MutexWrap(ds.NewMapDatastore())
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bs := bstore.NewBlockstore(db)
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blockserv := bserv.New(bs, offline.Exchange(bs))
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return merkledag.NewDAGService(blockserv)
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}
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func TestMetadata(t *testing.T) {
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ctx := context.Background()
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// Make some random node
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ds := getDagserv(t)
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data := make([]byte, 1000)
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_, err := io.ReadFull(random.NewRand(), data)
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if err != nil {
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t.Fatal(err)
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}
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r := bytes.NewReader(data)
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nd, err := importer.BuildDagFromReader(ds, chunker.DefaultSplitter(r))
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if err != nil {
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t.Fatal(err)
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}
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c := nd.Cid()
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m := new(ft.Metadata)
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m.MimeType = "THIS IS A TEST"
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// Such effort, many compromise
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ipfsnode := &core.IpfsNode{DAG: ds}
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mdk, err := AddMetadataTo(ipfsnode, c.String(), m)
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if err != nil {
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t.Fatal(err)
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}
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rec, err := Metadata(ipfsnode, mdk)
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if err != nil {
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t.Fatal(err)
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}
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if rec.MimeType != m.MimeType {
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t.Fatalf("something went wrong in conversion: '%s' != '%s'", rec.MimeType, m.MimeType)
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}
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cdk, err := cid.Decode(mdk)
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if err != nil {
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t.Fatal(err)
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}
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retnode, err := ds.Get(ctx, cdk)
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if err != nil {
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t.Fatal(err)
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}
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rtnpb, ok := retnode.(*merkledag.ProtoNode)
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if !ok {
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t.Fatal("expected protobuf node")
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}
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ndr, err := uio.NewDagReader(ctx, rtnpb, ds)
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if err != nil {
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t.Fatal(err)
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}
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out, err := io.ReadAll(ndr)
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if err != nil {
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t.Fatal(err)
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}
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if !bytes.Equal(out, data) {
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t.Fatal("read incorrect data")
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}
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}
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