145 lines
3.6 KiB
Go
145 lines
3.6 KiB
Go
// VulcanizeDB
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// Copyright © 2020 Vulcanize
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package ipfsethdb
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import (
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"context"
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"errors"
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blocks "github.com/ipfs/go-block-format"
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"github.com/ipfs/go-blockservice"
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"github.com/ipfs/go-cid"
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blockstore "github.com/ipfs/go-ipfs-blockstore"
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exchange "github.com/ipfs/go-ipfs-exchange-interface"
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)
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var (
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blockNotFoundErr = errors.New("block not found")
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)
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type MockBlockservice struct {
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blockStore *MockBlockstore
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err error
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}
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func NewMockBlockservice() blockservice.BlockService {
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return &MockBlockservice{
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blockStore: &MockBlockstore{
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blocks: make(map[string]blocks.Block),
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},
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}
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}
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func (mbs *MockBlockservice) Blockstore() blockstore.Blockstore {
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return mbs.blockStore
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}
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func (mbs *MockBlockservice) Exchange() exchange.Interface {
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panic("Exchange: implement me")
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}
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func (mbs *MockBlockservice) AddBlock(ctx context.Context, b blocks.Block) error {
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return mbs.blockStore.Put(ctx, b)
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}
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func (mbs *MockBlockservice) AddBlocks(ctx context.Context, bs []blocks.Block) error {
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return mbs.blockStore.PutMany(ctx, bs)
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}
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func (mbs *MockBlockservice) DeleteBlock(ctx context.Context, c cid.Cid) error {
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return mbs.blockStore.DeleteBlock(ctx, c)
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}
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func (mbs *MockBlockservice) GetBlock(ctx context.Context, c cid.Cid) (blocks.Block, error) {
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return mbs.blockStore.Get(ctx, c)
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}
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func (mbs *MockBlockservice) GetBlocks(ctx context.Context, cs []cid.Cid) <-chan blocks.Block {
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blockChan := make(chan blocks.Block)
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go func() {
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for _, c := range cs {
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if b, err := mbs.blockStore.Get(ctx, c); err == nil {
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blockChan <- b
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}
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}
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}()
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return blockChan
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}
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func (mbs *MockBlockservice) Close() error {
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return mbs.err
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}
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func (mbs *MockBlockservice) SetError(err error) {
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mbs.err = err
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}
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type MockBlockstore struct {
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blocks map[string]blocks.Block
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err error
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}
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func (mbs *MockBlockstore) DeleteBlock(ctx context.Context, c cid.Cid) error {
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delete(mbs.blocks, c.String())
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return mbs.err
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}
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func (mbs *MockBlockstore) Has(ctx context.Context, c cid.Cid) (bool, error) {
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_, ok := mbs.blocks[c.String()]
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return ok, mbs.err
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}
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func (mbs *MockBlockstore) Get(ctx context.Context, c cid.Cid) (blocks.Block, error) {
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obj, ok := mbs.blocks[c.String()]
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if !ok {
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return nil, blockNotFoundErr
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}
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return obj, mbs.err
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}
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func (mbs *MockBlockstore) GetSize(ctx context.Context, c cid.Cid) (int, error) {
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obj, ok := mbs.blocks[c.String()]
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if !ok {
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return 0, blockNotFoundErr
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}
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return len(obj.RawData()), mbs.err
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}
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func (mbs *MockBlockstore) Put(ctx context.Context, b blocks.Block) error {
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mbs.blocks[b.Cid().String()] = b
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return mbs.err
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}
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func (mbs *MockBlockstore) PutMany(ctx context.Context, bs []blocks.Block) error {
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for _, b := range bs {
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mbs.blocks[b.Cid().String()] = b
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}
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return mbs.err
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}
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func (mbs *MockBlockstore) AllKeysChan(ctx context.Context) (<-chan cid.Cid, error) {
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panic("AllKeysChan: implement me")
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}
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func (mbs *MockBlockstore) HashOnRead(enabled bool) {
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panic("HasOnRead: implement me")
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}
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func (mbs *MockBlockstore) SetError(err error) {
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mbs.err = err
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}
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