mirror of
https://github.com/ipfs/kubo.git
synced 2025-05-20 08:27:29 +08:00
95 lines
2.5 KiB
Go
95 lines
2.5 KiB
Go
package coreunix
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import (
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"bytes"
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"context"
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"io/ioutil"
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"testing"
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core "github.com/ipfs/go-ipfs/core"
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merkledag "gx/ipfs/QmScf5hnTEK8fDpRJAbcdMnKXpKUp1ytdymzXUbXDCFssp/go-merkledag"
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ft "gx/ipfs/QmVytt7Vtb9jbGN2uNfEm15t78pBUjw1SS72nkJFcWYZwe/go-unixfs"
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importer "gx/ipfs/QmVytt7Vtb9jbGN2uNfEm15t78pBUjw1SS72nkJFcWYZwe/go-unixfs/importer"
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uio "gx/ipfs/QmVytt7Vtb9jbGN2uNfEm15t78pBUjw1SS72nkJFcWYZwe/go-unixfs/io"
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bserv "gx/ipfs/QmXBjp9iatjaiEpRqrEZpUuKVWTc71vuSUYoPQ5rRQ3SUU/go-blockservice"
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u "gx/ipfs/QmNohiVssaPw3KVLZik59DBVGTSm2dGvYT9eoXt5DQ36Yz/go-ipfs-util"
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cid "gx/ipfs/QmTbxNB1NwDesLmKTscr4udL2tVP7MaxvXnD1D9yX7g3PN/go-cid"
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ds "gx/ipfs/QmUadX5EcvrBmxAV9sE7wUWtWSqxns5K84qKJBixmcT1w9/go-datastore"
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dssync "gx/ipfs/QmUadX5EcvrBmxAV9sE7wUWtWSqxns5K84qKJBixmcT1w9/go-datastore/sync"
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bstore "gx/ipfs/QmXjKkjMDTtXAiLBwstVexofB8LeruZmE2eBd85GwGFFLA/go-ipfs-blockstore"
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chunker "gx/ipfs/QmYmZ81dU5nnmBFy5MmktXLZpt8QCWhRJd6M1uxVF6vke8/go-ipfs-chunker"
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ipld "gx/ipfs/QmZ6nzCLwGLVfRzYLpD7pW6UNuBDKEcA2imJtVpbEx2rxy/go-ipld-format"
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offline "gx/ipfs/Qmb9fkAWgcyVRnFdXGqA6jcWGFj6q35oJjwRAYRhfEboGS/go-ipfs-exchange-offline"
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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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u.NewTimeSeededRand().Read(data)
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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 := ioutil.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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