array and multimap gist

adt_test.go

package adt_test

import (
	"context"
	"encoding/hex"
	"fmt"
	"github.com/filecoin-project/specs-actors/actors/util/adt"
	block "github.com/ipfs/go-block-format"
	cid "github.com/ipfs/go-cid"
	cbor "github.com/ipfs/go-ipld-cbor"
	"testing"
)

type mockBlocks struct {
	data map[cid.Cid]block.Block
}

func newMockBlocks() *mockBlocks {
	return &mockBlocks{make(map[cid.Cid]block.Block)}
}

func (mb *mockBlocks) Get(c cid.Cid) (block.Block, error) {
	d, ok := mb.data[c]
	if ok {
		return d, nil
	}
	return nil, fmt.Errorf("Not Found")
}

func (mb *mockBlocks) Put(b block.Block) error {
	mb.data[b.Cid()] = b
	return nil
}

type aaa struct {
	cbor.BasicIpldStore
}

func (mb *aaa) Context() context.Context {
	return context.Background()
}

func Test(t *testing.T) {
	var arr, _ = adt.MakeEmptyArray(&aaa{*cbor.NewCborStore(newMockBlocks())})
	root := arr.Root()
	fmt.Printf("%v\n", hex.EncodeToString(root.Bytes()))

	var mmap, _ = adt.MakeEmptyMultiap(&aaa{*cbor.NewCborStore(newMockBlocks())})
	root = mmap.Root()
	fmt.Printf("%v\n", hex.EncodeToString(root.Bytes()))
}