buildkit/util/contentutil/copy_test.go

31 lines
801 B
Go

package contentutil
import (
"bytes"
"context"
"testing"
"github.com/containerd/containerd/content"
digest "github.com/opencontainers/go-digest"
ocispecs "github.com/opencontainers/image-spec/specs-go/v1"
"github.com/stretchr/testify/require"
)
func TestCopy(t *testing.T) {
t.Parallel()
ctx := context.TODO()
b0 := NewBuffer()
b1 := NewBuffer()
err := content.WriteBlob(ctx, b0, "foo", bytes.NewBuffer([]byte("foobar")), ocispecs.Descriptor{Size: -1})
require.NoError(t, err)
err = Copy(ctx, b1, b0, ocispecs.Descriptor{Digest: digest.FromBytes([]byte("foobar")), Size: -1}, "", nil)
require.NoError(t, err)
dt, err := content.ReadBlob(ctx, b1, ocispecs.Descriptor{Digest: digest.FromBytes([]byte("foobar"))})
require.NoError(t, err)
require.Equal(t, string(dt), "foobar")
}