53 lines
1.0 KiB
Go
53 lines
1.0 KiB
Go
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package container
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import (
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"bytes"
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"crypto/rand"
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"io"
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"testing"
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"github.com/ipfs/go-cid"
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mh "github.com/multiformats/go-multihash"
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"github.com/stretchr/testify/require"
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)
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func TestContainerRoundTrip(t *testing.T) {
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for _, tc := range []struct {
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name string
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writer func(ctn Container, w io.Writer) error
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reader func(io.Reader) (Container, error)
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}{
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{"carBytes", Container.ToCar, FromCar},
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{"carBase64", Container.ToCarBase64, FromCarBase64},
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} {
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t.Run(tc.name, func(t *testing.T) {
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ctn := New()
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builder := cid.V1Builder{Codec: cid.Raw, MhType: mh.SHA2_256}
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for i := 0; i < 10; i++ {
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data := randBytes(32)
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c, err := builder.Sum(data)
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require.NoError(t, err)
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ctn.AddBytes(c, data)
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}
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buf := bytes.NewBuffer(nil)
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err := tc.writer(ctn, buf)
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require.NoError(t, err)
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ctn2, err := tc.reader(bytes.NewReader(buf.Bytes()))
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require.NoError(t, err)
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require.Equal(t, ctn, ctn2)
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})
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}
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}
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func randBytes(n int) []byte {
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b := make([]byte, n)
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_, _ = rand.Read(b)
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return b
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}
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